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(\"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. 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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. 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These shares were purchased in multiple transactions at prices ranging from $9.305 to $9.78 inclusive. The Reporting Person undertakes to provide to 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 range set forth in this footnote."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F2","text":"The shares are held by the Troy M Cox & Adeo C Alday JT Revocable Trust dtd 5/28/25, of which the Reporting Person is co-trustee with his spouse and has voting and dispositive power."}],"balance_after":15620,"source":{"system":"sec-edgar","filing":"0001696923-26-000007","document":"form4-07292026_010736.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1696923/000169692326000007/form4-07292026_010736.xml","form_type":"4"}},{"id":705576,"issuer":{"id":5316,"kind":"organization","name":"MapLight Therapeutics, Inc.","symbol":"MPLT"},"owners":[{"id":21505,"kind":"person","name":"GILLIS JONATHAN","position":1,"cik":"0001709954","reported_name":"GILLIS JONATHAN","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CAO and Interim CFO"}}],"security":"Voting Common Stock","published_at":"2026-07-20T10:00:17.000Z","date":"2026-07-17","kind":"sale","planned":true,"acquired":false,"shares":900,"price":38.17,"value":34353.0,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F6","text":"This transaction was made pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on December 26, 2025."},{"field":"shares","element":"transactionShares","label":"F6","text":"This transaction was made pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on December 26, 2025."},{"field":"price","element":"transactionPricePerShare","label":"F9","text":"The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $38.00 to $38.37 inclusive. The Reporting Person undertakes to provide to 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 sold at each separate price within the range set forth in this footnote."}],"balance_after":144240,"source":{"system":"sec-edgar","filing":"0001709954-26-000010","document":"form4-07202026_060704.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":7,"url":"https://www.sec.gov/Archives/edgar/data/1709954/000170995426000010/form4-07202026_060704.xml","form_type":"4"}},{"id":705575,"issuer":{"id":5316,"kind":"organization","name":"MapLight Therapeutics, Inc.","symbol":"MPLT"},"owners":[{"id":21505,"kind":"person","name":"GILLIS JONATHAN","position":1,"cik":"0001709954","reported_name":"GILLIS JONATHAN","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CAO and Interim CFO"}}],"security":"Voting Common Stock","published_at":"2026-07-20T10:00:17.000Z","date":"2026-07-17","kind":"sale","planned":true,"acquired":false,"shares":16969,"price":37.61,"value":638204.09,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F6","text":"This transaction was made pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on December 26, 2025."},{"field":"shares","element":"transactionShares","label":"F6","text":"This transaction was made pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on December 26, 2025."},{"field":"price","element":"transactionPricePerShare","label":"F8","text":"The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $37.00 to $37.99 inclusive. 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These shares were sold in multiple transactions at prices ranging from $35.91 to $36.89 inclusive. The Reporting Person undertakes to provide to 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 sold at each separate price within the range set forth in this footnote."}],"balance_after":162109,"source":{"system":"sec-edgar","filing":"0001709954-26-000010","document":"form4-07202026_060704.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":5,"url":"https://www.sec.gov/Archives/edgar/data/1709954/000170995426000010/form4-07202026_060704.xml","form_type":"4"}},{"id":705573,"issuer":{"id":5316,"kind":"organization","name":"MapLight Therapeutics, Inc.","symbol":"MPLT"},"owners":[{"id":21505,"kind":"person","name":"GILLIS JONATHAN","position":1,"cik":"0001709954","reported_name":"GILLIS JONATHAN","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CAO and Interim CFO"}}],"security":"Voting Common Stock","published_at":"2026-07-20T10:00:17.000Z","date":"2026-07-16","kind":"sale","planned":true,"acquired":false,"shares":1476,"price":37.44,"value":55261.44,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"Represents the number of shares required to be sold to cover the statutory tax withholding obligations in connection with the vesting of the restricted stock units. This sale is mandated by the Issuer's election under its equity incentive plans to require the satisfaction of minimum statutory tax withholding obligations to be funded by a \"sell to cover\" transaction and does not represent a discretionary sale by the Reporting Person."},{"field":"shares","element":"transactionShares","label":"F1","text":"Represents the number of shares required to be sold to cover the statutory tax withholding obligations in connection with the vesting of the restricted stock units. This sale is mandated by the Issuer's election under its equity incentive plans to require the satisfaction of minimum statutory tax withholding obligations to be funded by a \"sell to cover\" transaction and does not represent a discretionary sale by the Reporting Person."},{"field":"price","element":"transactionPricePerShare","label":"F5","text":"The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $37.26 to $37.70 inclusive. The Reporting Person undertakes to provide to 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 sold at each separate price within the range set forth in this footnote."}],"balance_after":162709,"source":{"system":"sec-edgar","filing":"0001709954-26-000010","document":"form4-07202026_060704.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/1709954/000170995426000010/form4-07202026_060704.xml","form_type":"4"}},{"id":705572,"issuer":{"id":5316,"kind":"organization","name":"MapLight Therapeutics, Inc.","symbol":"MPLT"},"owners":[{"id":21505,"kind":"person","name":"GILLIS JONATHAN","position":1,"cik":"0001709954","reported_name":"GILLIS JONATHAN","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CAO and Interim CFO"}}],"security":"Voting Common Stock","published_at":"2026-07-20T10:00:17.000Z","date":"2026-07-16","kind":"sale","planned":true,"acquired":false,"shares":6979,"price":36.66,"value":255850.14,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"Represents the number of shares required to be sold to cover the statutory tax withholding obligations in connection with the vesting of the restricted stock units. This sale is mandated by the Issuer's election under its equity incentive plans to require the satisfaction of minimum statutory tax withholding obligations to be funded by a \"sell to cover\" transaction and does not represent a discretionary sale by the Reporting Person."},{"field":"shares","element":"transactionShares","label":"F1","text":"Represents the number of shares required to be sold to cover the statutory tax withholding obligations in connection with the vesting of the restricted stock units. This sale is mandated by the Issuer's election under its equity incentive plans to require the satisfaction of minimum statutory tax withholding obligations to be funded by a \"sell to cover\" transaction and does not represent a discretionary sale by the Reporting Person."},{"field":"price","element":"transactionPricePerShare","label":"F4","text":"The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $36.12 to $37.11 inclusive. The Reporting Person undertakes to provide to 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 sold at each separate price within the range set forth in this footnote."}],"balance_after":164185,"source":{"system":"sec-edgar","filing":"0001709954-26-000010","document":"form4-07202026_060704.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1709954/000170995426000010/form4-07202026_060704.xml","form_type":"4"}},{"id":705571,"issuer":{"id":5316,"kind":"organization","name":"MapLight Therapeutics, Inc.","symbol":"MPLT"},"owners":[{"id":21505,"kind":"person","name":"GILLIS JONATHAN","position":1,"cik":"0001709954","reported_name":"GILLIS JONATHAN","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CAO and Interim CFO"}}],"security":"Voting Common Stock","published_at":"2026-07-20T10:00:17.000Z","date":"2026-07-15","kind":"sale","planned":true,"acquired":false,"shares":4699,"price":36.94,"value":173581.06,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"Represents the number of shares required to be sold to cover the statutory tax withholding obligations in connection with the vesting of the restricted stock units. This sale is mandated by the Issuer's election under its equity incentive plans to require the satisfaction of minimum statutory tax withholding obligations to be funded by a \"sell to cover\" transaction and does not represent a discretionary sale by the Reporting Person."},{"field":"shares","element":"transactionShares","label":"F1","text":"Represents the number of shares required to be sold to cover the statutory tax withholding obligations in connection with the vesting of the restricted stock units. This sale is mandated by the Issuer's election under its equity incentive plans to require the satisfaction of minimum statutory tax withholding obligations to be funded by a \"sell to cover\" transaction and does not represent a discretionary sale by the Reporting Person."},{"field":"price","element":"transactionPricePerShare","label":"F3","text":"The price reported in Column 4 is a weighted average price. 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This sale is mandated by the Issuer's election under its equity incentive plans to require the satisfaction of minimum statutory tax withholding obligations to be funded by a \"sell to cover\" transaction and does not represent a discretionary sale by the Reporting Person."},{"field":"shares","element":"transactionShares","label":"F1","text":"Represents the number of shares required to be sold to cover the statutory tax withholding obligations in connection with the vesting of the restricted stock units. This sale is mandated by the Issuer's election under its equity incentive plans to require the satisfaction of minimum statutory tax withholding obligations to be funded by a \"sell to cover\" transaction and does not represent a discretionary sale by the Reporting Person."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The price reported in Column 4 is a weighted average price. 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