{
  "_notice": {
    "type": "free_key_offer",
    "message": "Free and anonymous access is staying. If this endpoint is in your pipeline, a free key adds advance notice before any schema change or deprecation. POST /v1/keys {\"email\": \"you@firm.com\"} — nothing else required. Something broken or missing? hello@clearmarket.fyi reaches a human.",
    "docs": "https://clearmarket.fyi/for-data/",
    "policy": "This field is additive and its shape will not change."
  },
  "event_id": "CM-EVT-G8Q9093H77",
  "slug": "kxanthropicleadleft-28jan01b",
  "question": "Which bank will lead Anthropic's initial public offering?",
  "category": "financials",
  "event_type": "BINARY",
  "ladder_distribution": null,
  "tags": [
    "financials",
    "anthropic-ipo",
    "investment-banking",
    "lead-underwriter",
    "2028",
    "financial-services"
  ],
  "catalyst_types": [],
  "catalyst_dates": [],
  "editorial_notes": "These markets track which bank will serve as lead-left underwriter on Anthropic's IPO, resolving by January 2028. Six mutually exclusive Kalshi contracts cover Goldman Sachs, Morgan Stanley, JPMorgan Chase, Bank of America, Citigroup, and a no-listed-underwriter outcome. All six resolve via Kalshi staff determination referencing SEC EDGAR filings. Only one contract can settle yes, making aggregate probability across legs a useful signal on market consensus.",
  "venues_covered": [
    "kalshi"
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  "primary_market_id": "CM-MKT-KWPWG8YP15",
  "current_primary_mark": {
    "last_price": 0.56,
    "implied_probability": 0.56
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  "created_at": "2026-07-23T21:11:14.426158+00:00",
  "updated_at": "2026-07-23T21:11:14.426158+00:00",
  "markets": [
    {
      "market_id": "CM-MKT-KWPWG8YP15",
      "event_id": "CM-EVT-G8Q9093H77",
      "platform": "kalshi",
      "platform_market_id": "KXANTHROPICLEADLEFT-28JAN01B-GSX",
      "question": "Will Goldman Sachs serve as lead-left underwriter on Anthropic's IPO?",
      "description": "Goldman Sachs",
      "contract_type": "binary",
      "settlement_currency": "USD",
      "underlying_reference": "Goldman Sachs: The named financial institution's role in the referenced company's public offering resolves via SEC EDGAR filings by January 1, 2028, as determined by Kalshi staff.",
      "close_at": "2028-01-01T04:59:00Z",
      "resolve_at": "2028-01-01T15:00:00Z",
      "status": "open",
      "resolution": {
        "rules_raw": "If Goldman Sachs serves as lead-left underwriter on Anthropic's initial public offering in the United States before Jan 1, 2028, then the market resolves to Yes.\n\nIf two or more underwriters are presented on the cover of the final prospectus as jointly occupying the lead-left position, such that no single underwriter is uppermost-and-leftmost (for example, two names sharing equal top billing), then each such underwriter's outcome resolves to $1/(the number of tied underwriters), rounded down, for “Yes”, and “No” will be paid $1 minus the Yes value.",
        "arbitration_model": "kalshi_staff",
        "proposer": "platform_staff",
        "source": "SEC EDGAR database filings",
        "source_status": "platform_named",
        "source_citation": "https://kalshi.com/",
        "sources": [
          {
            "name": "SEC EDGAR database filings",
            "url": "https://kalshi.com/",
            "provenance": "platform_api"
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        "source_of_record": "SEC EDGAR database filings",
        "source_mechanism": "single_authority",
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        "source_quality": "authoritative",
        "source_commitment": "named",
        "source_commitment_subtype": "named",
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      "rcg": {
        "grade": "A",
        "score": 90,
        "caps": [],
        "applied_factors": 6
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      "volume_24h_usd": 0,
      "volume_total_usd": 4186.173600000001,
      "settlement_style": "occurrence",
      "direction": "occurrence",
      "threshold": null,
      "question_id": "CMX-E3D0D3E273",
      "also_on": [
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          "venue": "polymarket",
          "market_id": "CM-MKT-4V3WVH1J08",
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          "price": 0.001
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        {
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          "price": 0.076
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        {
          "venue": "polymarket",
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          "price": 0.01
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        {
          "venue": "polymarket",
          "market_id": "CM-MKT-R8Z5KSF099",
          "price": 0.019
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        {
          "venue": "polymarket",
          "market_id": "CM-MKT-Q0N79W8DG9",
          "price": 0.005
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        {
          "venue": "polymarket",
          "market_id": "CM-MKT-ZGC1KQRX39",
          "price": 0.089
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        {
          "venue": "polymarket",
          "market_id": "CM-MKT-SSG2WTZM38",
          "price": 0
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        {
          "venue": "polymarket",
          "market_id": "CM-MKT-7NJ8FY89F3",
          "price": 0
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        {
          "venue": "polymarket",
          "market_id": "CM-MKT-V0WYHS68R8",
          "price": 0
        },
        {
          "venue": "polymarket",
          "market_id": "CM-MKT-PLNSCMTNL6",
          "price": 0
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        {
          "venue": "polymarket",
          "market_id": "CM-MKT-JQYBC67QZ3",
          "price": 0
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        {
          "venue": "polymarket",
          "market_id": "CM-MKT-09WT21YWM9",
          "price": 0
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        {
          "venue": "polymarket",
          "market_id": "CM-MKT-HWM68HDB80",
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        {
          "venue": "polymarket",
          "market_id": "CM-MKT-H450H964Q0",
          "price": 0
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        {
          "venue": "polymarket",
          "market_id": "CM-MKT-F2SFZ20PW2",
          "price": 0
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        {
          "venue": "polymarket",
          "market_id": "CM-MKT-MTXV2N29D3",
          "price": 0
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        {
          "venue": "polymarket",
          "market_id": "CM-MKT-1PC26YQ5T2",
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      ],
      "tags": [
        "anthropic",
        "goldman sachs",
        "ipo",
        "underwriter"
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      "eligibility_screens": null
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    {
      "market_id": "CM-MKT-VGVWGHF4G3",
      "event_id": "CM-EVT-G8Q9093H77",
      "platform": "kalshi",
      "platform_market_id": "KXANTHROPICLEADLEFT-28JAN01B-MSX",
      "question": "Will Morgan Stanley serve as lead-left underwriter on Anthropic's IPO?",
      "description": "Morgan Stanley",
      "contract_type": "binary",
      "settlement_currency": "USD",
      "underlying_reference": "Morgan Stanley: The named financial institution's role in the referenced company's public offering resolves via SEC EDGAR filings by January 1, 2028, as determined by Kalshi staff.",
      "close_at": "2028-01-01T04:59:00Z",
      "resolve_at": "2028-01-01T15:00:00Z",
      "status": "open",
      "resolution": {
        "rules_raw": "If Morgan Stanley serves as lead-left underwriter on Anthropic's initial public offering in the United States before Jan 1, 2028, then the market resolves to Yes.\n\nIf two or more underwriters are presented on the cover of the final prospectus as jointly occupying the lead-left position, such that no single underwriter is uppermost-and-leftmost (for example, two names sharing equal top billing), then each such underwriter's outcome resolves to $1/(the number of tied underwriters), rounded down, for “Yes”, and “No” will be paid $1 minus the Yes value.",
        "arbitration_model": "kalshi_staff",
        "proposer": "platform_staff",
        "source": "SEC EDGAR database filings",
        "source_status": "platform_named",
        "source_citation": "https://kalshi.com/",
        "sources": [
          {
            "name": "SEC EDGAR database filings",
            "url": "https://kalshi.com/",
            "provenance": "platform_api"
          }
        ],
        "source_of_record": "SEC EDGAR database filings",
        "source_mechanism": "single_authority",
        "source_type": null,
        "source_quality": "authoritative",
        "source_commitment": "named",
        "source_commitment_subtype": "named",
        "source_hedge_text": null
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      "rcg": {
        "grade": "A",
        "score": 90,
        "caps": [],
        "applied_factors": 6
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      "last_price": 0.44,
      "implied_probability": 0.44,
      "volume_24h_usd": 0,
      "volume_total_usd": 2190.2583999999997,
      "settlement_style": "occurrence",
      "direction": "occurrence",
      "threshold": null,
      "question_id": "CMX-E3D0D3E273",
      "also_on": [
        {
          "venue": "polymarket",
          "market_id": "CM-MKT-4V3WVH1J08",
          "price": 0.67
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        {
          "venue": "polymarket",
          "market_id": "CM-MKT-W2P08XRN09",
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        {
          "venue": "polymarket",
          "market_id": "CM-MKT-MS8L6M38G9",
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          "venue": "polymarket",
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        {
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          "market_id": "CM-MKT-V5KWMRFPK8",
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        {
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          "market_id": "CM-MKT-Y1RWJXSFY0",
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        {
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        {
          "venue": "polymarket",
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          "price": 0.013
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        {
          "venue": "polymarket",
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        {
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          "market_id": "CM-MKT-R8Z5KSF099",
          "price": 0.019
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        {
          "venue": "polymarket",
          "market_id": "CM-MKT-Q0N79W8DG9",
          "price": 0.005
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        {
          "venue": "polymarket",
          "market_id": "CM-MKT-ZGC1KQRX39",
          "price": 0.089
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        {
          "venue": "polymarket",
          "market_id": "CM-MKT-SSG2WTZM38",
          "price": 0
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        {
          "venue": "polymarket",
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          "price": 0
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        {
          "venue": "polymarket",
          "market_id": "CM-MKT-V0WYHS68R8",
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        {
          "venue": "polymarket",
          "market_id": "CM-MKT-PLNSCMTNL6",
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        {
          "venue": "polymarket",
          "market_id": "CM-MKT-JQYBC67QZ3",
          "price": 0
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        {
          "venue": "polymarket",
          "market_id": "CM-MKT-09WT21YWM9",
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        {
          "venue": "polymarket",
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        {
          "venue": "polymarket",
          "market_id": "CM-MKT-H450H964Q0",
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        {
          "venue": "polymarket",
          "market_id": "CM-MKT-F2SFZ20PW2",
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        {
          "venue": "polymarket",
          "market_id": "CM-MKT-MTXV2N29D3",
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          "venue": "polymarket",
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      "tags": [
        "anthropic",
        "ipo",
        "morgan stanley",
        "underwriter"
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      "eligibility_screens": null
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    {
      "market_id": "CM-MKT-L0D28RCKF4",
      "event_id": "CM-EVT-G8Q9093H77",
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      "question": "Will JPMorgan Chase serve as lead-left underwriter on Anthropic's IPO?",
      "description": "JPMorgan Chase",
      "contract_type": "binary",
      "settlement_currency": "USD",
      "underlying_reference": "JPMorgan Chase: The named financial institution's role in the referenced company's public offering resolves via SEC EDGAR filings by January 1, 2028, as determined by Kalshi staff.",
      "close_at": "2028-01-01T04:59:00Z",
      "resolve_at": "2028-01-01T15:00:00Z",
      "status": "open",
      "resolution": {
        "rules_raw": "If JPMorgan Chase serves as lead-left underwriter on Anthropic's initial public offering in the United States before Jan 1, 2028, then the market resolves to Yes.\n\nIf two or more underwriters are presented on the cover of the final prospectus as jointly occupying the lead-left position, such that no single underwriter is uppermost-and-leftmost (for example, two names sharing equal top billing), then each such underwriter's outcome resolves to $1/(the number of tied underwriters), rounded down, for “Yes”, and “No” will be paid $1 minus the Yes value.",
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      "volume_total_usd": 11.716800000000001,
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        {
          "venue": "polymarket",
          "market_id": "CM-MKT-3SSZ4RJN60",
          "price": 0.013
        },
        {
          "venue": "polymarket",
          "market_id": "CM-MKT-LSZDZCSYD0",
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        {
          "venue": "polymarket",
          "market_id": "CM-MKT-R8Z5KSF099",
          "price": 0.019
        },
        {
          "venue": "polymarket",
          "market_id": "CM-MKT-Q0N79W8DG9",
          "price": 0.005
        },
        {
          "venue": "polymarket",
          "market_id": "CM-MKT-ZGC1KQRX39",
          "price": 0.089
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        {
          "venue": "polymarket",
          "market_id": "CM-MKT-SSG2WTZM38",
          "price": 0
        },
        {
          "venue": "polymarket",
          "market_id": "CM-MKT-7NJ8FY89F3",
          "price": 0
        },
        {
          "venue": "polymarket",
          "market_id": "CM-MKT-V0WYHS68R8",
          "price": 0
        },
        {
          "venue": "polymarket",
          "market_id": "CM-MKT-PLNSCMTNL6",
          "price": 0
        },
        {
          "venue": "polymarket",
          "market_id": "CM-MKT-JQYBC67QZ3",
          "price": 0
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        {
          "venue": "polymarket",
          "market_id": "CM-MKT-09WT21YWM9",
          "price": 0
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        {
          "venue": "polymarket",
          "market_id": "CM-MKT-HWM68HDB80",
          "price": 0
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        {
          "venue": "polymarket",
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        {
          "venue": "polymarket",
          "market_id": "CM-MKT-F2SFZ20PW2",
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        {
          "venue": "polymarket",
          "market_id": "CM-MKT-MTXV2N29D3",
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        {
          "venue": "polymarket",
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      ],
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        "anthropic",
        "ipo",
        "jpmorgan chase",
        "underwriter"
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      "eligibility_screens": null
    },
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      "resolve_at": "2028-01-01T15:00:00Z",
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        "rules_raw": "If Bank of America serves as lead-left underwriter on Anthropic's initial public offering in the United States before Jan 1, 2028, then the market resolves to Yes.\n\nIf two or more underwriters are presented on the cover of the final prospectus as jointly occupying the lead-left position, such that no single underwriter is uppermost-and-leftmost (for example, two names sharing equal top billing), then each such underwriter's outcome resolves to $1/(the number of tied underwriters), rounded down, for “Yes”, and “No” will be paid $1 minus the Yes value.",
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          "venue": "polymarket",
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        {
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          "venue": "polymarket",
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        {
          "venue": "polymarket",
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          "venue": "polymarket",
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        {
          "venue": "polymarket",
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          "venue": "polymarket",
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          "venue": "polymarket",
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        {
          "venue": "polymarket",
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        {
          "venue": "polymarket",
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          "price": 0.076
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        {
          "venue": "polymarket",
          "market_id": "CM-MKT-2X8Y595Z17",
          "price": 0.49
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        {
          "venue": "polymarket",
          "market_id": "CM-MKT-3SSZ4RJN60",
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        },
        {
          "venue": "polymarket",
          "market_id": "CM-MKT-LSZDZCSYD0",
          "price": 0.01
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        {
          "venue": "polymarket",
          "market_id": "CM-MKT-R8Z5KSF099",
          "price": 0.019
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        {
          "venue": "polymarket",
          "market_id": "CM-MKT-Q0N79W8DG9",
          "price": 0.005
        },
        {
          "venue": "polymarket",
          "market_id": "CM-MKT-ZGC1KQRX39",
          "price": 0.089
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        {
          "venue": "polymarket",
          "market_id": "CM-MKT-SSG2WTZM38",
          "price": 0
        },
        {
          "venue": "polymarket",
          "market_id": "CM-MKT-7NJ8FY89F3",
          "price": 0
        },
        {
          "venue": "polymarket",
          "market_id": "CM-MKT-V0WYHS68R8",
          "price": 0
        },
        {
          "venue": "polymarket",
          "market_id": "CM-MKT-PLNSCMTNL6",
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        {
          "venue": "polymarket",
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          "price": 0
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          "venue": "polymarket",
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          "venue": "polymarket",
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          "venue": "polymarket",
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          "venue": "polymarket",
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      "eligibility_screens": null
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      "close_at": "2028-01-01T04:59:00Z",
      "resolve_at": "2028-01-01T15:00:00Z",
      "status": "open",
      "resolution": {
        "rules_raw": "If Citigroup serves as lead-left underwriter on Anthropic's initial public offering in the United States before Jan 1, 2028, then the market resolves to Yes.\n\nIf two or more underwriters are presented on the cover of the final prospectus as jointly occupying the lead-left position, such that no single underwriter is uppermost-and-leftmost (for example, two names sharing equal top billing), then each such underwriter's outcome resolves to $1/(the number of tied underwriters), rounded down, for “Yes”, and “No” will be paid $1 minus the Yes value.",
        "arbitration_model": "kalshi_staff",
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          "venue": "polymarket",
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          "venue": "polymarket",
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          "price": 0
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        {
          "venue": "polymarket",
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          "price": 0
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        {
          "venue": "polymarket",
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        {
          "venue": "polymarket",
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          "price": 0
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        {
          "venue": "polymarket",
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          "price": 0
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        {
          "venue": "polymarket",
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          "price": 0.019
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        {
          "venue": "polymarket",
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        {
          "venue": "polymarket",
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        {
          "venue": "polymarket",
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          "price": 0.49
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        {
          "venue": "polymarket",
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        {
          "venue": "polymarket",
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        {
          "venue": "polymarket",
          "market_id": "CM-MKT-R8Z5KSF099",
          "price": 0.019
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        {
          "venue": "polymarket",
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          "price": 0.005
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        {
          "venue": "polymarket",
          "market_id": "CM-MKT-ZGC1KQRX39",
          "price": 0.089
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        {
          "venue": "polymarket",
          "market_id": "CM-MKT-SSG2WTZM38",
          "price": 0
        },
        {
          "venue": "polymarket",
          "market_id": "CM-MKT-7NJ8FY89F3",
          "price": 0
        },
        {
          "venue": "polymarket",
          "market_id": "CM-MKT-V0WYHS68R8",
          "price": 0
        },
        {
          "venue": "polymarket",
          "market_id": "CM-MKT-PLNSCMTNL6",
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        {
          "venue": "polymarket",
          "market_id": "CM-MKT-JQYBC67QZ3",
          "price": 0
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        {
          "venue": "polymarket",
          "market_id": "CM-MKT-09WT21YWM9",
          "price": 0
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        {
          "venue": "polymarket",
          "market_id": "CM-MKT-HWM68HDB80",
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        {
          "venue": "polymarket",
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          "price": 0
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        {
          "venue": "polymarket",
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          "price": 0
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        {
          "venue": "polymarket",
          "market_id": "CM-MKT-MTXV2N29D3",
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          "venue": "polymarket",
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      "tags": [
        "anthropic",
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      "eligibility_screens": null
    },
    {
      "market_id": "CM-MKT-97TBMB56T6",
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      "platform": "kalshi",
      "platform_market_id": "KXANTHROPICLEADLEFT-28JAN01B-NLOX",
      "question": "Will No Listed Underwriter serve as lead-left underwriter on Anthropic's IPO?",
      "description": "No Listed Underwriter",
      "contract_type": "binary",
      "settlement_currency": "USD",
      "underlying_reference": "No Listed Underwriter: The named financial institution's role in the referenced company's public offering resolves via SEC EDGAR filings by January 1, 2028, as determined by Kalshi staff.",
      "close_at": "2028-01-01T04:59:00Z",
      "resolve_at": "2028-01-01T15:00:00Z",
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      "resolution": {
        "rules_raw": "If No Listed Underwriter serves as lead-left underwriter on Anthropic's initial public offering in the United States before Jan 1, 2028, then the market resolves to Yes.\n\nIf two or more underwriters are presented on the cover of the final prospectus as jointly occupying the lead-left position, such that no single underwriter is uppermost-and-leftmost (for example, two names sharing equal top billing), then each such underwriter's outcome resolves to $1/(the number of tied underwriters), rounded down, for “Yes”, and “No” will be paid $1 minus the Yes value.",
        "arbitration_model": "kalshi_staff",
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      "settlement_style": "occurrence",
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      "question_id": "CMX-E3D0D3E273",
      "also_on": [
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          "venue": "polymarket",
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        {
          "venue": "polymarket",
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          "venue": "polymarket",
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          "venue": "polymarket",
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    "terms": "Attribution required. clearmarket.fyi"
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}