{"transactions":[{"id":779365,"issuer":{"id":4696,"kind":"organization","name":"First Tracks Biotherapeutics, Inc.","symbol":"TRAX"},"owners":[{"id":47368,"kind":"person","name":"Tamboli Ajim","position":1,"cik":"0001855684","reported_name":"Tamboli Ajim","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Employee Stock Option (right to buy)","published_at":"2026-05-14T20:05:10.000Z","date":"2026-05-12","kind":"grant","planned":false,"acquired":true,"shares":13600,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F3","text":"The stock option vests as to 25% of the total shares on May 12, 2027, and thereafter vests as to 1/48 of the total shares monthly until fully vested, subject to the Reporting Person's provision of service to the Issuer on each vesting date."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F4","text":"In addition to the options to purchase a total of 13,600 shares of common stock as set forth in Table II, the Reporting Person also holds additional options to purchase up to an aggregate of 123,700 shares of common stock, which options vest according to their terms."}],"balance_after":13600,"derivative":{"exercise_price":17.81,"expiration_date":"2036-05-11","underlying":"Common Stock","underlying_shares":13600},"source":{"system":"sec-edgar","filing":"0001855684-26-000008","document":"form4-05142026_040503.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1855684/000185568426000008/form4-05142026_040503.xml","form_type":"4"}},{"id":779364,"issuer":{"id":4696,"kind":"organization","name":"First Tracks Biotherapeutics, Inc.","symbol":"TRAX"},"owners":[{"id":47368,"kind":"person","name":"Tamboli 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This amount has been adjusted to give effect to the Reverse Split."},{"field":"kind","element":"transactionCoding","label":"F2","text":"This transaction occurred prior to the Issuer's initial public offering, and is being reported on Form 4 solely for purposes of compliance with Rule 16a-2(a) under the Securities Exchange Act of 1934, as amended (the \"Exchange Act\"). The securities covered by such transaction were previously included on the Reporting Person's Form 3."},{"field":"shares","element":"transactionShares","label":"F1","text":"On June 17, 2021, the Issuer completed a one-for-3.5305 reverse stock split of the Issuer's Common Stock (the \"Reverse Split\"). 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