{"transactions":[{"id":684069,"issuer":{"id":5316,"kind":"organization","name":"MapLight Therapeutics, Inc.","symbol":"MPLT"},"owners":[{"id":22405,"kind":"organization","name":"Catalyst4, Inc.","position":1,"cik":"0001900201","reported_name":"Catalyst4, Inc.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Warrants (right to buy)","published_at":"2026-08-18T22:55:39.000Z","date":"2026-08-14","kind":"purchase","planned":false,"acquired":true,"shares":2928686,"price":11.3799,"value":33328153.8114,"ownership":{"direct":false,"nature":"See footnote"},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F2","text":"The warrant is immediately exercisable, however, the warrant may not be exercised if the aggregate number of shares of voting common stock beneficially owned by the reporting person immediately following such exercise would exceed 49.99%."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F3","text":"The warrants will not expire until exercised in full."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F1","text":"The shares are held of record by Catalyst4, Inc. (\"Catalyst4\"). As the members of the board of directors of Catalyst4, Robert Brown, Ekemini Riley and Mark Vorsatz share voting and dispositive power with respect to the shares held by Catalyst4. Each of Mr. Brown, Ms. Riley and Mr. Vorsatz disclaims beneficial ownership of the shares reported herein."}],"balance_after":2928686,"derivative":{"exercise_price":0.0001,"underlying":"Voting Common Stock","underlying_shares":2928686},"source":{"system":"sec-edgar","filing":"0001900201-26-000005","document":"form4-08182026_100832.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1900201/000190020126000005/form4-08182026_100832.xml","form_type":"4"}},{"id":684068,"issuer":{"id":5316,"kind":"organization","name":"MapLight Therapeutics, Inc.","symbol":"MPLT"},"owners":[{"id":22405,"kind":"organization","name":"Catalyst4, Inc.","position":1,"cik":"0001900201","reported_name":"Catalyst4, Inc.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Voting Common Stock","published_at":"2026-08-18T22:55:39.000Z","date":"2026-08-14","kind":"purchase","planned":false,"acquired":true,"shares":4400000,"price":11.38,"value":50072000.0,"ownership":{"direct":false,"nature":"See footnote"},"footnotes":[{"field":"ownership.nature","element":"natureOfOwnership","label":"F1","text":"The shares are held of record by Catalyst4, Inc. (\"Catalyst4\"). As the members of the board of directors of Catalyst4, Robert Brown, Ekemini Riley and Mark Vorsatz share voting and dispositive power with respect to the shares held by Catalyst4. Each of Mr. Brown, Ms. Riley and Mr. Vorsatz disclaims beneficial ownership of the shares reported herein."}],"balance_after":25306689,"source":{"system":"sec-edgar","filing":"0001900201-26-000005","document":"form4-08182026_100832.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1900201/000190020126000005/form4-08182026_100832.xml","form_type":"4"}},{"id":700823,"issuer":{"id":5316,"kind":"organization","name":"MapLight Therapeutics, Inc.","symbol":"MPLT"},"owners":[{"id":22405,"kind":"organization","name":"Catalyst4, Inc.","position":1,"cik":"0001900201","reported_name":"Catalyst4, Inc.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Voting Common Stock","published_at":"2026-07-30T22:39:21.000Z","date":"2026-07-30","kind":"purchase","planned":false,"acquired":true,"shares":1000000,"price":13,"value":13000000.0,"ownership":{"direct":false,"nature":"See footnote"},"footnotes":[{"field":"ownership.nature","element":"natureOfOwnership","label":"F2","text":"The shares are held of record by Catalyst4, Inc. (\"Catalyst4\"). As the members of the board of directors of Catalyst4, Robert Brown, Ekemini Riley and Mark Vorsatz share voting and dispositive power with respect to the shares held by Catalyst4. Each of Mr. Brown, Ms. Riley and Mr. Vorsatz disclaims beneficial ownership of the shares reported herein."}],"balance_after":20906689,"source":{"system":"sec-edgar","filing":"0001900201-26-000003","document":"form4-07302026_100713.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/1900201/000190020126000003/form4-07302026_100713.xml","form_type":"4"}},{"id":700822,"issuer":{"id":5316,"kind":"organization","name":"MapLight Therapeutics, Inc.","symbol":"MPLT"},"owners":[{"id":22405,"kind":"organization","name":"Catalyst4, Inc.","position":1,"cik":"0001900201","reported_name":"Catalyst4, Inc.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Voting Common Stock","published_at":"2026-07-30T22:39:21.000Z","date":"2026-07-29","kind":"purchase","planned":false,"acquired":true,"shares":3000,"price":12.63,"value":37890.0,"ownership":{"direct":false,"nature":"See footnote"},"footnotes":[{"field":"ownership.nature","element":"natureOfOwnership","label":"F2","text":"The shares are held of record by Catalyst4, Inc. (\"Catalyst4\"). As the members of the board of directors of Catalyst4, Robert Brown, Ekemini Riley and Mark Vorsatz share voting and dispositive power with respect to the shares held by Catalyst4. Each of Mr. Brown, Ms. Riley and Mr. Vorsatz disclaims beneficial ownership of the shares reported herein."}],"balance_after":19906689,"source":{"system":"sec-edgar","filing":"0001900201-26-000003","document":"form4-07302026_100713.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1900201/000190020126000003/form4-07302026_100713.xml","form_type":"4"}},{"id":700821,"issuer":{"id":5316,"kind":"organization","name":"MapLight Therapeutics, Inc.","symbol":"MPLT"},"owners":[{"id":22405,"kind":"organization","name":"Catalyst4, Inc.","position":1,"cik":"0001900201","reported_name":"Catalyst4, Inc.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Voting Common Stock","published_at":"2026-07-30T22:39:21.000Z","date":"2026-07-28","kind":"purchase","planned":false,"acquired":true,"shares":65137,"price":11.6891,"value":761392.9067,"ownership":{"direct":false,"nature":"See footnote"},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F3","text":"The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $11.31 to $12.00, inclusive."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F2","text":"The shares are held of record by Catalyst4, Inc. (\"Catalyst4\"). As the members of the board of directors of Catalyst4, Robert Brown, Ekemini Riley and Mark Vorsatz share voting and dispositive power with respect to the shares held by Catalyst4. Each of Mr. Brown, Ms. Riley and Mr. Vorsatz disclaims beneficial ownership of the shares reported herein."}],"balance_after":19903689,"source":{"system":"sec-edgar","filing":"0001900201-26-000003","document":"form4-07302026_100713.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1900201/000190020126000003/form4-07302026_100713.xml","form_type":"4"}},{"id":700820,"issuer":{"id":5316,"kind":"organization","name":"MapLight Therapeutics, Inc.","symbol":"MPLT"},"owners":[{"id":22405,"kind":"organization","name":"Catalyst4, Inc.","position":1,"cik":"0001900201","reported_name":"Catalyst4, Inc.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Voting Common Stock","published_at":"2026-07-30T22:39:21.000Z","date":"2026-07-28","kind":"purchase","planned":false,"acquired":true,"shares":141088,"price":10.7416,"value":1515510.8608,"ownership":{"direct":false,"nature":"See footnote"},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $10.295 to $11.28, inclusive. The reporting person undertakes to provide the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price within the ranges set forth in footnotes (1) and (3) to this Form 4."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F2","text":"The shares are held of record by Catalyst4, Inc. (\"Catalyst4\"). As the members of the board of directors of Catalyst4, Robert Brown, Ekemini Riley and Mark Vorsatz share voting and dispositive power with respect to the shares held by Catalyst4. Each of Mr. Brown, Ms. Riley and Mr. Vorsatz disclaims beneficial ownership of the shares reported herein."}],"balance_after":19838552,"source":{"system":"sec-edgar","filing":"0001900201-26-000003","document":"form4-07302026_100713.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1900201/000190020126000003/form4-07302026_100713.xml","form_type":"4"}},{"id":1012169,"issuer":{"id":5316,"kind":"organization","name":"MapLight Therapeutics, Inc.","symbol":"MPLT"},"owners":[{"id":22405,"kind":"organization","name":"Catalyst4, Inc.","position":1,"cik":"0001900201","reported_name":"Catalyst4, Inc.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Series D Preferred Stock","published_at":"2025-10-29T20:16:55.000Z","date":"2025-10-28","kind":"exercise","planned":false,"acquired":false,"shares":6678910,"ownership":{"direct":false,"nature":"See footnote"},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F8","text":"The Series D Preferred Stock automatically converted into voting common stock upon the closing of the Issuer's initial public offering for no additional consideration, on a 1-for-16.8 basis, and had no expiration date."},{"field":"price","element":"transactionPricePerShare","label":"F8","text":"The Series D Preferred Stock automatically converted into voting common stock upon the closing of the Issuer's initial public offering for no additional consideration, on a 1-for-16.8 basis, and had no expiration date."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F8","text":"The Series D Preferred Stock automatically converted into voting common stock upon the closing of the Issuer's initial public offering for no additional consideration, on a 1-for-16.8 basis, and had no expiration date."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F8","text":"The Series D Preferred Stock automatically converted into voting common stock upon the closing of the Issuer's initial public offering for no additional consideration, on a 1-for-16.8 basis, and had no expiration date."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F2","text":"The shares are held of record by Catalyst4, Inc. (\"Catalyst4\"). As the members of the board of directors of Catalyst4, Robert Brown, Ekemini Riley and Mark Vorsatz share voting and dispositive power with respect to the shares held by Catalyst4. Each of Mr. Brown, Ms. Riley and Mr. Vorsatz disclaims beneficial ownership of the shares reported herein."}],"balance_after":0,"derivative":{"underlying":"Voting Common Stock","underlying_shares":6678910},"source":{"system":"sec-edgar","filing":"0001900201-25-000008","document":"form4-10292025_081047.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":8,"url":"https://www.sec.gov/Archives/edgar/data/1900201/000190020125000008/form4-10292025_081047.xml","form_type":"4"}},{"id":1012168,"issuer":{"id":5316,"kind":"organization","name":"MapLight Therapeutics, Inc.","symbol":"MPLT"},"owners":[{"id":22405,"kind":"organization","name":"Catalyst4, Inc.","position":1,"cik":"0001900201","reported_name":"Catalyst4, Inc.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Series C Preferred Stock","published_at":"2025-10-29T20:16:55.000Z","date":"2025-10-28","kind":"exercise","planned":false,"acquired":false,"shares":5444807,"ownership":{"direct":false,"nature":"See footnote"},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F7","text":"The Series C Preferred Stock automatically converted into voting common stock upon the closing of the Issuer's initial public offering for no additional consideration, on a 1-for-16.8 basis, and had no expiration date."},{"field":"price","element":"transactionPricePerShare","label":"F7","text":"The Series C Preferred Stock automatically converted into voting common stock upon the closing of the Issuer's initial public offering for no additional consideration, on a 1-for-16.8 basis, and had no expiration date."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F7","text":"The Series C Preferred Stock automatically converted into voting common stock upon the closing of the Issuer's initial public offering for no additional consideration, on a 1-for-16.8 basis, and had no expiration date."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F7","text":"The Series C Preferred Stock automatically converted into voting common stock upon the closing of the Issuer's initial public offering for no additional consideration, on a 1-for-16.8 basis, and had no expiration date."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F2","text":"The shares are held of record by Catalyst4, Inc. (\"Catalyst4\"). As the members of the board of directors of Catalyst4, Robert Brown, Ekemini Riley and Mark Vorsatz share voting and dispositive power with respect to the shares held by Catalyst4. Each of Mr. Brown, Ms. Riley and Mr. Vorsatz disclaims beneficial ownership of the shares reported herein."}],"balance_after":0,"derivative":{"underlying":"Voting Common Stock","underlying_shares":5444807},"source":{"system":"sec-edgar","filing":"0001900201-25-000008","document":"form4-10292025_081047.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":7,"url":"https://www.sec.gov/Archives/edgar/data/1900201/000190020125000008/form4-10292025_081047.xml","form_type":"4"}},{"id":1012167,"issuer":{"id":5316,"kind":"organization","name":"MapLight Therapeutics, Inc.","symbol":"MPLT"},"owners":[{"id":22405,"kind":"organization","name":"Catalyst4, Inc.","position":1,"cik":"0001900201","reported_name":"Catalyst4, Inc.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Series B-1 Preferred Stock","published_at":"2025-10-29T20:16:55.000Z","date":"2025-10-28","kind":"exercise","planned":false,"acquired":false,"shares":275148,"ownership":{"direct":false,"nature":"See footnote"},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F6","text":"The Series B-1 Preferred Stock automatically converted into voting common stock upon the closing of the Issuer's initial public offering for no additional consideration, on a 1-for-16.8 basis, and had no expiration date."},{"field":"price","element":"transactionPricePerShare","label":"F6","text":"The Series B-1 Preferred Stock automatically converted into voting common stock upon the closing of the Issuer's initial public offering for no additional consideration, on a 1-for-16.8 basis, and had no expiration date."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F6","text":"The Series B-1 Preferred Stock automatically converted into voting common stock upon the closing of the Issuer's initial public offering for no additional consideration, on a 1-for-16.8 basis, and had no expiration date."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F6","text":"The Series B-1 Preferred Stock automatically converted into voting common stock upon the closing of the Issuer's initial public offering for no additional consideration, on a 1-for-16.8 basis, and had no expiration date."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F2","text":"The shares are held of record by Catalyst4, Inc. (\"Catalyst4\"). As the members of the board of directors of Catalyst4, Robert Brown, Ekemini Riley and Mark Vorsatz share voting and dispositive power with respect to the shares held by Catalyst4. Each of Mr. Brown, Ms. Riley and Mr. Vorsatz disclaims beneficial ownership of the shares reported herein."}],"balance_after":0,"derivative":{"underlying":"Voting Common Stock","underlying_shares":275148},"source":{"system":"sec-edgar","filing":"0001900201-25-000008","document":"form4-10292025_081047.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":6,"url":"https://www.sec.gov/Archives/edgar/data/1900201/000190020125000008/form4-10292025_081047.xml","form_type":"4"}},{"id":1012166,"issuer":{"id":5316,"kind":"organization","name":"MapLight Therapeutics, Inc.","symbol":"MPLT"},"owners":[{"id":22405,"kind":"organization","name":"Catalyst4, Inc.","position":1,"cik":"0001900201","reported_name":"Catalyst4, Inc.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Series B Preferred Stock","published_at":"2025-10-29T20:16:55.000Z","date":"2025-10-28","kind":"exercise","planned":false,"acquired":false,"shares":1263768,"ownership":{"direct":false,"nature":"See footnote"},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F5","text":"The Series B Preferred Stock is convertible on a 1-for-16.8 basis into voting common stock at any time at the holder's election and will convert automatically upon the closing of the Issuer's initial public offering and has no expiration date."},{"field":"price","element":"transactionPricePerShare","label":"F5","text":"The Series B Preferred Stock is convertible on a 1-for-16.8 basis into voting common stock at any time at the holder's election and will convert automatically upon the closing of the Issuer's initial public offering and has no expiration date."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F5","text":"The Series B Preferred Stock is convertible on a 1-for-16.8 basis into voting common stock at any time at the holder's election and will convert automatically upon the closing of the Issuer's initial public offering and has no expiration date."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F5","text":"The Series B Preferred Stock is convertible on a 1-for-16.8 basis into voting common stock at any time at the holder's election and will convert automatically upon the closing of the Issuer's initial public offering and has no expiration date."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F2","text":"The shares are held of record by Catalyst4, Inc. (\"Catalyst4\"). As the members of the board of directors of Catalyst4, Robert Brown, Ekemini Riley and Mark Vorsatz share voting and dispositive power with respect to the shares held by Catalyst4. Each of Mr. Brown, Ms. Riley and Mr. Vorsatz disclaims beneficial ownership of the shares reported herein."}],"balance_after":0,"derivative":{"underlying":"Voting Common Stock","underlying_shares":1263768},"source":{"system":"sec-edgar","filing":"0001900201-25-000008","document":"form4-10292025_081047.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":5,"url":"https://www.sec.gov/Archives/edgar/data/1900201/000190020125000008/form4-10292025_081047.xml","form_type":"4"}},{"id":1012165,"issuer":{"id":5316,"kind":"organization","name":"MapLight Therapeutics, Inc.","symbol":"MPLT"},"owners":[{"id":22405,"kind":"organization","name":"Catalyst4, Inc.","position":1,"cik":"0001900201","reported_name":"Catalyst4, Inc.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Series A-1 Preferred Stock","published_at":"2025-10-29T20:16:55.000Z","date":"2025-10-28","kind":"exercise","planned":false,"acquired":false,"shares":444846,"ownership":{"direct":false,"nature":"See footnote"},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F4","text":"The Series A-1 Preferred Stock automatically converted into voting common stock upon the closing of the Issuer's initial public offering for no additional consideration, on a 1-for-16.8 basis, and had no expiration date."},{"field":"price","element":"transactionPricePerShare","label":"F4","text":"The Series A-1 Preferred Stock automatically converted into voting common stock upon the closing of the Issuer's initial public offering for no additional consideration, on a 1-for-16.8 basis, and had no expiration date."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F4","text":"The Series A-1 Preferred Stock automatically converted into voting common stock upon the closing of the Issuer's initial public offering for no additional consideration, on a 1-for-16.8 basis, and had no expiration date."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F4","text":"The Series A-1 Preferred Stock automatically converted into voting common stock upon the closing of the Issuer's initial public offering for no additional consideration, on a 1-for-16.8 basis, and had no expiration date."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F2","text":"The shares are held of record by Catalyst4, Inc. (\"Catalyst4\"). As the members of the board of directors of Catalyst4, Robert Brown, Ekemini Riley and Mark Vorsatz share voting and dispositive power with respect to the shares held by Catalyst4. Each of Mr. Brown, Ms. Riley and Mr. Vorsatz disclaims beneficial ownership of the shares reported herein."}],"balance_after":0,"derivative":{"underlying":"Voting Common Stock","underlying_shares":444846},"source":{"system":"sec-edgar","filing":"0001900201-25-000008","document":"form4-10292025_081047.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/1900201/000190020125000008/form4-10292025_081047.xml","form_type":"4"}},{"id":1012164,"issuer":{"id":5316,"kind":"organization","name":"MapLight Therapeutics, Inc.","symbol":"MPLT"},"owners":[{"id":22405,"kind":"organization","name":"Catalyst4, Inc.","position":1,"cik":"0001900201","reported_name":"Catalyst4, Inc.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Series A Preferred Stock","published_at":"2025-10-29T20:16:55.000Z","date":"2025-10-28","kind":"exercise","planned":false,"acquired":false,"shares":148809,"ownership":{"direct":false,"nature":"See footnote"},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F3","text":"The Series A Preferred Stock automatically converted into voting common stock upon the closing of the Issuer's initial public offering for no additional consideration, on a 1-for-16.8 basis, and had no expiration date."},{"field":"price","element":"transactionPricePerShare","label":"F3","text":"The Series A Preferred Stock automatically converted into voting common stock upon the closing of the Issuer's initial public offering for no additional consideration, on a 1-for-16.8 basis, and had no expiration date."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F3","text":"The Series A Preferred Stock automatically converted into voting common stock upon the closing of the Issuer's initial public offering for no additional consideration, on a 1-for-16.8 basis, and had no expiration date."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F3","text":"The Series A Preferred Stock automatically converted into voting common stock upon the closing of the Issuer's initial public offering for no additional consideration, on a 1-for-16.8 basis, and had no expiration date."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F2","text":"The shares are held of record by Catalyst4, Inc. (\"Catalyst4\"). As the members of the board of directors of Catalyst4, Robert Brown, Ekemini Riley and Mark Vorsatz share voting and dispositive power with respect to the shares held by Catalyst4. Each of Mr. Brown, Ms. Riley and Mr. Vorsatz disclaims beneficial ownership of the shares reported herein."}],"balance_after":0,"derivative":{"underlying":"Voting Common Stock","underlying_shares":148809},"source":{"system":"sec-edgar","filing":"0001900201-25-000008","document":"form4-10292025_081047.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1900201/000190020125000008/form4-10292025_081047.xml","form_type":"4"}},{"id":1012163,"issuer":{"id":5316,"kind":"organization","name":"MapLight Therapeutics, Inc.","symbol":"MPLT"},"owners":[{"id":22405,"kind":"organization","name":"Catalyst4, Inc.","position":1,"cik":"0001900201","reported_name":"Catalyst4, Inc.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Voting Common Stock","published_at":"2025-10-29T20:16:55.000Z","date":"2025-10-28","kind":"purchase","planned":false,"acquired":true,"shares":5441176,"price":17,"value":92499992.0,"ownership":{"direct":false,"nature":"See footnote"},"footnotes":[{"field":"ownership.nature","element":"natureOfOwnership","label":"F2","text":"The shares are held of record by Catalyst4, Inc. (\"Catalyst4\"). As the members of the board of directors of Catalyst4, Robert Brown, Ekemini Riley and Mark Vorsatz share voting and dispositive power with respect to the shares held by Catalyst4. Each of Mr. Brown, Ms. Riley and Mr. Vorsatz disclaims beneficial ownership of the shares reported herein."}],"balance_after":19697464,"source":{"system":"sec-edgar","filing":"0001900201-25-000008","document":"form4-10292025_081047.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1900201/000190020125000008/form4-10292025_081047.xml","form_type":"4"}},{"id":1012162,"issuer":{"id":5316,"kind":"organization","name":"MapLight Therapeutics, Inc.","symbol":"MPLT"},"owners":[{"id":22405,"kind":"organization","name":"Catalyst4, Inc.","position":1,"cik":"0001900201","reported_name":"Catalyst4, Inc.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Voting Common Stock","published_at":"2025-10-29T20:16:55.000Z","date":"2025-10-28","kind":"exercise","planned":false,"acquired":true,"shares":14256288,"ownership":{"direct":false,"nature":"See footnote"},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"The Series A, A-1, B, B-1, C and D Preferred Stock automatically converted into voting common stock upon the closing of the Issuer's initial public offering for no additional consideration, on a 1-for-16.8 basis, and had no expiration date."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F2","text":"The shares are held of record by Catalyst4, Inc. (\"Catalyst4\"). As the members of the board of directors of Catalyst4, Robert Brown, Ekemini Riley and Mark Vorsatz share voting and dispositive power with respect to the shares held by Catalyst4. Each of Mr. Brown, Ms. Riley and Mr. Vorsatz disclaims beneficial ownership of the shares reported herein."}],"balance_after":14256288,"source":{"system":"sec-edgar","filing":"0001900201-25-000008","document":"form4-10292025_081047.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1900201/000190020125000008/form4-10292025_081047.xml","form_type":"4"}}]}