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The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the SEC staff, upon request, full information regarding the number of shares sold at each separate price within the range set forth herein."}],"balance_after":97532,"source":{"system":"sec-edgar","filing":"0001415889-24-022987","document":"form4-09052024_110900.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1563623/000141588924022987/form4-09052024_110900.xml","form_type":"4"}},{"id":1413532,"issuer":{"id":1487,"kind":"organization","name":"LeonaBio, Inc.","symbol":"LONA"},"owners":[{"id":29696,"kind":"person","name":"Gengos Andrew","position":1,"cik":"0001563623","reported_name":"Gengos Andrew","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CFO and Chief Business Officer"}}],"security":"Common Stock","published_at":"2024-09-05T23:51:04.000Z","date":"2024-09-03","kind":"grant","planned":false,"acquired":true,"shares":5000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"date","element":"transactionDate","label":"F4","text":"On May 18, 2023, the reporting person was granted restricted stock units (\"RSUs\") representing 10,000 shares of Common Stock of the Issuer. The RSUs were scheduled to vest according to the following amended schedule: (1) fifty percent (50%) of the shares subject to the RSU award vest as of the date the the Compensation Committee (the \"Committee\" determines that enrollment of the Company's LIFT-AD Phase 2/3 clinical trial has been completed, and (2) the remaining fifty percent (50%) of the shares subject to the RSUs shall vest at the completion of the public readout of topline results of the Company's LIFT-AD Phase 2/3 clinical trial, in each case subject to continued service with the Issuer through the applicable vesting date."},{"field":"shares","element":"transactionShares","label":"F5","text":"On September 3, 2024, the Company completed the public readout of the topline results of its LIFT-AD Phase 2/3 clinical trial and 5,000 RSUs vested on such date."}],"balance_after":98804,"source":{"system":"sec-edgar","filing":"0001415889-24-022987","document":"form4-09052024_110900.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1563623/000141588924022987/form4-09052024_110900.xml","form_type":"4"}},{"id":1413531,"issuer":{"id":1487,"kind":"organization","name":"LeonaBio, Inc.","symbol":"LONA"},"owners":[{"id":29696,"kind":"person","name":"Gengos Andrew","position":1,"cik":"0001563623","reported_name":"Gengos Andrew","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CFO and Chief Business Officer"}}],"security":"Common Stock","published_at":"2024-09-05T23:51:04.000Z","date":"2024-05-20","kind":"grant","planned":false,"acquired":true,"shares":10000,"price":1.34,"value":13400.0,"ownership":{"direct":true},"footnotes":[{"field":"security","element":"securityTitle","label":"F1","text":"The reporting person is voluntarily reporting the acquisition of shares of the issuer's common stock pursuant to the Athira Pharma, Inc. 2020 Employee Stock Purchase Plan (\"ESPP\"), for the ESPP Purchase Period (as defined in the ESPP) of November 20, 2023 through May 20, 2024. This transaction is exempt under Rule 16b-3(c)."},{"field":"date","element":"transactionDate","label":"F2","text":"The Purchase Period ended May 20, 2024 and is the Purchase Period comprising the Offering Period (as defined in the ESPP) that began November 20, 2023."},{"field":"price","element":"transactionPricePerShare","label":"F3","text":"In accordance with the ESPP, these shares were purchased based on 85% of the closing price on November 20, 2023."}],"balance_after":93804,"source":{"system":"sec-edgar","filing":"0001415889-24-022987","document":"form4-09052024_110900.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1563623/000141588924022987/form4-09052024_110900.xml","form_type":"4"}},{"id":1637599,"issuer":{"id":1487,"kind":"organization","name":"LeonaBio, Inc.","symbol":"LONA"},"owners":[{"id":29696,"kind":"person","name":"Gengos Andrew","position":1,"cik":"0001563623","reported_name":"Gengos Andrew","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CFO AND CHIEF BUSINESS OFFICER"}}],"security":"Stock Option (Right to Buy)","published_at":"2024-02-16T21:48:53.000Z","date":"2024-02-14","kind":"grant","planned":false,"acquired":true,"shares":280000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"Shares subject to the option shall be scheduled to vest monthly over a term of 48 months on the monthly anniversaries of the grant date, subject to the optionee continuing to be a Service Provider (as defined in the Issuer's 2020 Equity Incentive Plan) through the applicable vesting dates."}],"balance_after":280000,"derivative":{"exercise_price":3.26,"expiration_date":"2034-02-13","underlying":"Common Stock","underlying_shares":280000},"source":{"system":"sec-edgar","filing":"0001415889-24-004158","document":"form4-02162024_090245.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1563623/000141588924004158/form4-02162024_090245.xml","form_type":"4"}},{"id":1637598,"issuer":{"id":1487,"kind":"organization","name":"LeonaBio, Inc.","symbol":"LONA"},"owners":[{"id":29696,"kind":"person","name":"Gengos Andrew","position":1,"cik":"0001563623","reported_name":"Gengos Andrew","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CFO AND CHIEF BUSINESS OFFICER"}}],"security":"Common Stock","published_at":"2024-02-16T21:34:18.000Z","date":"2024-01-05","kind":"sale","planned":false,"acquired":false,"shares":1208,"price":2.91,"value":3515.28,"ownership":{"direct":true},"footnotes":[{"field":"date","element":"transactionDate","label":"F4","text":"The original Form 4 incorrectly reported the transaction date as 01/05/2023."},{"field":"kind","element":"transactionCoding","label":"F5","text":"The reported shares were sold to cover the Issuer's tax withholding obligations in connection with the vesting of RSUs. Such sale was made pursuant to an Issuer-mandated policy and was not subject to discretion."},{"field":"price","element":"transactionPricePerShare","label":"F6","text":"The \"Amount\" and \"Price\" reported in this Column 4 reflect the aggregate number and weighted-average price, respectively, of shares sold. These shares were sold in multiple transactions at prices ranging from $2.84 to $3.01, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the SEC staff, upon request, full information regarding the number of shares sold at each separate price within the range set forth herein."}],"balance_after":83804,"source":{"system":"sec-edgar","filing":"0001415889-24-004149","document":"form4a-02162024_090259.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1563623/000141588924004149/form4a-02162024_090259.xml","form_type":"4/A","original_submission_date":"2024-01-08"}},{"id":1637597,"issuer":{"id":1487,"kind":"organization","name":"LeonaBio, Inc.","symbol":"LONA"},"owners":[{"id":29696,"kind":"person","name":"Gengos Andrew","position":1,"cik":"0001563623","reported_name":"Gengos Andrew","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CFO AND CHIEF BUSINESS OFFICER"}}],"security":"Common Stock","published_at":"2024-02-16T21:34:18.000Z","date":"2024-01-04","kind":"grant","planned":false,"acquired":true,"shares":5000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"date","element":"transactionDate","label":"F1","text":"On May 18, 2023, the reporting person was granted restricted stock units (\"RSUs\") representing 10,000 shares of Common Stock of the Issuer. The RSUs were scheduled to vest according to the following amended schedule: (1) fifty percent (50%) of the shares subject to the RSU award vest as of the date the the Compensation Committee (the \"Committee\" determines that enrollment of the Company's LIFT-AD Phase 2/3 clinical trial has been completed, and (2) the remaining fifty percent (50%) of the shares subject to the RSUs shall vest at the completion of the public readout of topline results of the Company's LIFT-AD Phase 2/3 clinical trial, in each case subject to continued service with the Issuer through the applicable vesting date."},{"field":"date","element":"transactionDate","label":"F2","text":"The original Form 4 incorrectly reported the transaction date as 01/04/2023."},{"field":"shares","element":"transactionShares","label":"F3","text":"On January 4, 2024, the Committee determined that enrollment of the Company's LIFT-AD Phase 2/3 clinical trial had been completed and 5,000 RSUs vested and settled on such date.  The original Form 4 incorrectly reported the determination date as January 4, 2023."}],"balance_after":85012,"source":{"system":"sec-edgar","filing":"0001415889-24-004149","document":"form4a-02162024_090259.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1563623/000141588924004149/form4a-02162024_090259.xml","form_type":"4/A","original_submission_date":"2024-01-08"}},{"id":1683739,"issuer":{"id":1487,"kind":"organization","name":"LeonaBio, Inc.","symbol":"LONA"},"owners":[{"id":29696,"kind":"person","name":"Gengos Andrew","position":1,"cik":"0001563623","reported_name":"Gengos Andrew","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"See Below"}}],"security":"Common Stock","published_at":"2024-01-08T21:42:49.000Z","date":"2023-01-05","kind":"sale","planned":false,"acquired":false,"shares":1208,"price":2.91,"value":3515.28,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F3","text":"The reported shares were sold to cover the Issuer's tax withholding obligations in connection with the vesting of RSUs. Such sale was made pursuant to an Issuer-mandated policy and was not subject to discretion."},{"field":"price","element":"transactionPricePerShare","label":"F4","text":"The \"Amount\" and \"Price\" reported in this Column 4 reflect the aggregate number and weighted-average price, respectively, of shares sold. These shares were sold in multiple transactions at prices ranging from $2.84 to $3.01, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the SEC staff, upon request, full information regarding the number of shares sold at each separate price within the range set forth herein."}],"balance_after":83804,"source":{"system":"sec-edgar","filing":"0001209191-24-001153","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1563623/000120919124001153/doc4.xml","form_type":"4"}},{"id":1683738,"issuer":{"id":1487,"kind":"organization","name":"LeonaBio, Inc.","symbol":"LONA"},"owners":[{"id":29696,"kind":"person","name":"Gengos Andrew","position":1,"cik":"0001563623","reported_name":"Gengos Andrew","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"See Below"}}],"security":"Common Stock","published_at":"2024-01-08T21:42:49.000Z","date":"2023-01-04","kind":"grant","planned":false,"acquired":true,"shares":5000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"date","element":"transactionDate","label":"F1","text":"On May 18, 2023, the reporting person was granted restricted stock units (\"RSUs\") representing 10,000 shares of Common Stock of the Issuer. The RSUs were scheduled to vest according to the following amended schedule: (1) fifty percent (50%) of the shares subject to the RSU award vest as of the date the the Compensation Committee (the \"Committee\" determines that enrollment of the Company's LIFT-AD Phase 2/3 clinical trial has been completed, and (2) the remaining fifty percent (50%) of the shares subject to the RSUs shall vest at the completion of the public readout of topline results of the Company's LIFT-AD Phase 2/3 clinical trial, in each case subject to continued service with the Issuer through the applicable vesting date."},{"field":"shares","element":"transactionShares","label":"F2","text":"On January 4, 2023, the Committee determined that enrollment of the Company's LIFT-AD Phase 2/3 clinical trial had been completed and 5,000 RSUs vested and settled on such date."}],"balance_after":85012,"source":{"system":"sec-edgar","filing":"0001209191-24-001153","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1563623/000120919124001153/doc4.xml","form_type":"4"}},{"id":1860093,"issuer":{"id":1487,"kind":"organization","name":"LeonaBio, Inc.","symbol":"LONA"},"owners":[{"id":29696,"kind":"person","name":"Gengos Andrew","position":1,"cik":"0001563623","reported_name":"Gengos Andrew","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"See Below"}}],"security":"Common Stock","published_at":"2023-06-09T21:06:28.000Z","date":"2023-06-07","kind":"purchase","planned":false,"acquired":true,"shares":11719,"price":3.4395,"value":40307.5005,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The \"Amount\" and \"Price\" reported in this Column 4 reflect the aggregate number and weighted-average price, respectively, of shares purchased. These shares were purchased in multiple transactions at prices ranging from $3.43 to $3.44, inclusive. The reporting person undertakes to provide to the issuer, any security holder of the issuer, or the SEC staff, upon request, full information regarding the number of shares purchased at each separate price within the ranges set forth herein."}],"balance_after":80012,"source":{"system":"sec-edgar","filing":"0001209191-23-035951","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1563623/000120919123035951/doc4.xml","form_type":"4"}},{"id":1860092,"issuer":{"id":1487,"kind":"organization","name":"LeonaBio, Inc.","symbol":"LONA"},"owners":[{"id":29696,"kind":"person","name":"Gengos Andrew","position":1,"cik":"0001563623","reported_name":"Gengos Andrew","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"See Below"}}],"security":"Common Stock","published_at":"2023-06-09T21:06:28.000Z","date":"2023-06-07","kind":"purchase","planned":false,"acquired":true,"shares":2859,"price":3.4,"value":9720.6,"ownership":{"direct":true},"balance_after":68293,"source":{"system":"sec-edgar","filing":"0001209191-23-035951","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1563623/000120919123035951/doc4.xml","form_type":"4"}},{"id":1860091,"issuer":{"id":1487,"kind":"organization","name":"LeonaBio, Inc.","symbol":"LONA"},"owners":[{"id":29696,"kind":"person","name":"Gengos Andrew","position":1,"cik":"0001563623","reported_name":"Gengos Andrew","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"See Below"}}],"security":"Common Stock","published_at":"2023-06-09T21:06:28.000Z","date":"2023-06-07","kind":"purchase","planned":false,"acquired":true,"shares":422,"price":3.3576,"value":1416.9072,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"The \"Amount\" and \"Price\" reported in this Column 4 reflect the aggregate number and weighted-average price, respectively, of shares purchased. These shares were purchased in multiple transactions at prices ranging from $3.355 to $3.36, inclusive. The reporting person undertakes to provide to the issuer, any security holder of the issuer, or the SEC staff, upon request, full information regarding the number of shares purchased at each separate price within the ranges set forth herein."}],"balance_after":65434,"source":{"system":"sec-edgar","filing":"0001209191-23-035951","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1563623/000120919123035951/doc4.xml","form_type":"4"}},{"id":1864878,"issuer":{"id":1487,"kind":"organization","name":"LeonaBio, Inc.","symbol":"LONA"},"owners":[{"id":29696,"kind":"person","name":"Gengos Andrew","position":1,"cik":"0001563623","reported_name":"Gengos Andrew","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"See Below"}}],"security":"Common Stock","published_at":"2023-06-06T23:36:20.000Z","date":"2023-06-05","kind":"purchase","planned":false,"acquired":true,"shares":10000,"price":3.0154,"value":30154.0,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F4","text":"The \"Amount\" and \"Price\" reported in this Column 4 reflect the aggregate number and weighted-average price, respectively, of shares purchased. These shares were purchased in multiple transactions at prices ranging from $2.995 to $3.02, inclusive. The reporting person undertakes to provide to the issuer, any security holder of the issuer, or the SEC staff, upon request, full information regarding the number of shares purchased at each separate price within the ranges set forth herein."}],"balance_after":65012,"source":{"system":"sec-edgar","filing":"0001209191-23-034887","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":7,"url":"https://www.sec.gov/Archives/edgar/data/1563623/000120919123034887/doc4.xml","form_type":"4"}},{"id":1864877,"issuer":{"id":1487,"kind":"organization","name":"LeonaBio, Inc.","symbol":"LONA"},"owners":[{"id":29696,"kind":"person","name":"Gengos Andrew","position":1,"cik":"0001563623","reported_name":"Gengos Andrew","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"See Below"}}],"security":"Common Stock","published_at":"2023-06-06T23:36:20.000Z","date":"2023-06-05","kind":"purchase","planned":false,"acquired":true,"shares":10000,"price":2.9999,"value":29999.0,"ownership":{"direct":true},"balance_after":55012,"source":{"system":"sec-edgar","filing":"0001209191-23-034887","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":6,"url":"https://www.sec.gov/Archives/edgar/data/1563623/000120919123034887/doc4.xml","form_type":"4"}},{"id":1864876,"issuer":{"id":1487,"kind":"organization","name":"LeonaBio, Inc.","symbol":"LONA"},"owners":[{"id":29696,"kind":"person","name":"Gengos Andrew","position":1,"cik":"0001563623","reported_name":"Gengos Andrew","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"See Below"}}],"security":"Common Stock","published_at":"2023-06-06T23:36:20.000Z","date":"2023-06-05","kind":"purchase","planned":false,"acquired":true,"shares":10000,"price":2.9997,"value":29997.0,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F3","text":"The \"Amount\" and \"Price\" reported in this Column 4 reflect the aggregate number and weighted-average price, respectively, of shares purchased. These shares were purchased in multiple transactions at prices ranging from $2.995 to $3.00, inclusive. The reporting person undertakes to provide to the issuer, any security holder of the issuer, or the SEC staff, upon request, full information regarding the number of shares purchased at each separate price within the ranges set forth herein."}],"balance_after":45012,"source":{"system":"sec-edgar","filing":"0001209191-23-034887","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":5,"url":"https://www.sec.gov/Archives/edgar/data/1563623/000120919123034887/doc4.xml","form_type":"4"}},{"id":1864875,"issuer":{"id":1487,"kind":"organization","name":"LeonaBio, Inc.","symbol":"LONA"},"owners":[{"id":29696,"kind":"person","name":"Gengos Andrew","position":1,"cik":"0001563623","reported_name":"Gengos Andrew","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"See Below"}}],"security":"Common Stock","published_at":"2023-06-06T23:36:20.000Z","date":"2023-06-05","kind":"purchase","planned":false,"acquired":true,"shares":15000,"price":3,"value":45000.0,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The \"Amount\" and \"Price\" reported in this Column 4 reflect the aggregate number and weighted-average price, respectively, of shares purchased. These shares were purchased in multiple transactions at prices ranging from $2.9999 to $3.00, inclusive. The reporting person undertakes to provide to the issuer, any security holder of the issuer, or the SEC staff, upon request, full information regarding the number of shares purchased at each separate price within the ranges set forth herein."}],"balance_after":35012,"source":{"system":"sec-edgar","filing":"0001209191-23-034887","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/1563623/000120919123034887/doc4.xml","form_type":"4"}},{"id":1864874,"issuer":{"id":1487,"kind":"organization","name":"LeonaBio, Inc.","symbol":"LONA"},"owners":[{"id":29696,"kind":"person","name":"Gengos Andrew","position":1,"cik":"0001563623","reported_name":"Gengos Andrew","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"See Below"}}],"security":"Common Stock","published_at":"2023-06-06T23:36:20.000Z","date":"2023-06-02","kind":"purchase","planned":false,"acquired":true,"shares":3418,"price":2.945,"value":10066.01,"ownership":{"direct":true},"balance_after":20012,"source":{"system":"sec-edgar","filing":"0001209191-23-034887","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1563623/000120919123034887/doc4.xml","form_type":"4"}},{"id":1864873,"issuer":{"id":1487,"kind":"organization","name":"LeonaBio, Inc.","symbol":"LONA"},"owners":[{"id":29696,"kind":"person","name":"Gengos Andrew","position":1,"cik":"0001563623","reported_name":"Gengos Andrew","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"See Below"}}],"security":"Common Stock","published_at":"2023-06-06T23:36:20.000Z","date":"2023-06-02","kind":"purchase","planned":false,"acquired":true,"shares":6582,"price":2.8598,"value":18823.2036,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"The \"Amount\" and \"Price\" reported in this Column 4 reflect the aggregate number and weighted-average price, respectively, of shares purchased. These shares were purchased in multiple transactions at prices ranging from $2.855 to $2.86, inclusive. The reporting person undertakes to provide to the issuer, any security holder of the issuer, or the SEC staff, upon request, full information regarding the number of shares purchased at each separate price within the ranges set forth herein."}],"balance_after":16594,"source":{"system":"sec-edgar","filing":"0001209191-23-034887","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1563623/000120919123034887/doc4.xml","form_type":"4"}},{"id":1864872,"issuer":{"id":1487,"kind":"organization","name":"LeonaBio, Inc.","symbol":"LONA"},"owners":[{"id":29696,"kind":"person","name":"Gengos Andrew","position":1,"cik":"0001563623","reported_name":"Gengos Andrew","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"See Below"}}],"security":"Common Stock","published_at":"2023-06-06T23:36:20.000Z","date":"2023-06-02","kind":"purchase","planned":false,"acquired":true,"shares":10012,"price":2.75,"value":27533.0,"ownership":{"direct":true},"balance_after":10012,"source":{"system":"sec-edgar","filing":"0001209191-23-034887","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1563623/000120919123034887/doc4.xml","form_type":"4"}},{"id":1882178,"issuer":{"id":1487,"kind":"organization","name":"LeonaBio, Inc.","symbol":"LONA"},"owners":[{"id":29696,"kind":"person","name":"Gengos Andrew","position":1,"cik":"0001563623","reported_name":"Gengos Andrew","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"See Below"}}],"security":"Stock Options (right to buy)","published_at":"2023-05-22T21:53:19.000Z","date":"2023-05-18","kind":"grant","planned":false,"acquired":true,"shares":400000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"One-third (1/3) of the shares subject to the option shall be scheduled to vest on May 18, 2024, the one (1) year anniversary of May 18, 2023, and the remaining shares subject to the option shall be scheduled to vest monthly over the next 36 months on the 18th of each month, subject to the Reporting Person continuing to be a Service Provider (as defined in Athira Pharma, Inc.'s 2020 Equity Incentive Plan) through the applicable vesting dates, as follows: one-third (1/3) of the shares subject to the option shall be scheduled to vest in equal monthly amounts over the next 12 months; one-sixth (1/6) of the shares subject to the option shall be scheduled to vest in equal monthly amounts over the subsequent 12 months; and the remaining one-sixth (1/6) of the shares subject to the option shall be scheduled to vest in equal monthly amounts over the final 12 months."}],"balance_after":400000,"derivative":{"exercise_price":2.84,"expiration_date":"2033-05-17","underlying":"Common Stock","underlying_shares":400000},"source":{"system":"sec-edgar","filing":"0001209191-23-031552","document":"doc4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1563623/000120919123031552/doc4.xml","form_type":"4"}},{"id":2374760,"issuer":{"id":92707,"kind":"organization","name":"Cyteir Therapeutics, Inc.","symbol":"CYT"},"owners":[{"id":29696,"kind":"person","name":"Gengos Andrew","position":1,"cik":"0001563623","reported_name":"Gengos Andrew","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Business Officer"}}],"security":"Stock Option (Right to Buy)","published_at":"2022-02-24T16:57:18.000Z","date":"2022-02-22","kind":"grant","acquired":true,"shares":35000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"The shares of common stock underlying this stock option award vest as to 2.083% in 48 equal monthly installments, subject to the Reporting Person's continued employment with the Company through the applicable vesting date."}],"balance_after":35000,"derivative":{"exercise_price":5.96,"expiration_date":"2032-02-22","underlying":"Common Stock","underlying_shares":35000},"source":{"system":"sec-edgar","filing":"0000899243-22-007638","document":"doc4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1662244/000089924322007638/doc4.xml","form_type":"4"}},{"id":3994238,"issuer":{"id":7801,"kind":"organization","name":"SYNLOGIC, INC."},"owners":[{"id":29696,"kind":"person","name":"Gengos Andrew","position":1,"cik":"0001563623","reported_name":"Gengos Andrew","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Operating Officer"}}],"security":"Stock Option (right to buy)","published_at":"2018-03-15T20:05:27.000Z","date":"2018-03-14","kind":"grant","acquired":true,"shares":10000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"The options vest and become exercisable in substantially equal monthly installments beginning on April 14, 2018 and continuing until March 14, 2022, subject to the Reporting Person continuing to provide services to the Issuer through each such vesting date."}],"balance_after":10000,"derivative":{"exercise_price":9.95,"expiration_date":"2028-03-14","underlying":"Common Stock","underlying_shares":10000},"source":{"system":"sec-edgar","filing":"0000899243-18-007529","document":"doc4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1527599/000089924318007529/doc4.xml","form_type":"4"}},{"id":4122209,"issuer":{"id":7801,"kind":"organization","name":"SYNLOGIC, INC."},"owners":[{"id":29696,"kind":"person","name":"Gengos Andrew","position":1,"cik":"0001563623","reported_name":"Gengos Andrew","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"See Remarks"}}],"security":"Stock Option (right to buy)","published_at":"2017-12-23T01:06:34.000Z","date":"2017-10-31","kind":"grant","acquired":true,"shares":154000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"The option vests and becomes exercisable as to one-fourth (1/4th) of the shares, on October 9, 2018, and the remainder will vest at one-forty-eighth (1/48th) per month thereafter; subject to the Reporting Person continuing to provide services to the Issuer through such vesting date."}],"balance_after":154000,"derivative":{"exercise_price":14.71,"expiration_date":"2017-10-09","underlying":"Common Stock","underlying_shares":154000},"source":{"system":"sec-edgar","filing":"0000899243-17-029490","document":"doc4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1527599/000089924317029490/doc4.xml","form_type":"4"}},{"id":4455567,"issuer":{"id":165907,"kind":"organization","name":"ImmunoCellular Therapeutics, Ltd.","symbol":"IMUC"},"owners":[{"id":29696,"kind":"person","name":"Gengos Andrew","position":1,"cik":"0001563623","reported_name":"Gengos Andrew","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2017-02-13T16:04:00.000Z","date":"2016-12-31","kind":"tax_withholding","acquired":false,"shares":3284,"price":2.05,"value":6732.2,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"Shares withheld by the Issuer to satisfy the mandatory tax withholding requirement upon vesting of restricted stock units.  This is not an open market sale of securities."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F2","text":"On November 18, 2016, ImmunoCellular Therapeutics, Ltd. effected a 1 for 40 reverse stock split.  The number of shares reported in Column 6 of Table I represents the reporting person's resulting ownership interest on a post 1 for 40 reverse stock split basis."}],"balance_after":5249,"source":{"system":"sec-edgar","filing":"0001209191-17-009955","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/822411/000120919117009955/doc4.xml","form_type":"4"}}]}