{"transactions":[{"id":1135331,"issuer":{"id":79310,"kind":"organization","name":"ACELYRIN, Inc.","symbol":"SLRN"},"owners":[{"id":79324,"kind":"person","name":"Kim Mina","position":1,"cik":"0001668163","reported_name":"Kim Mina","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Executive Officer"}}],"security":"Employee Stock Option (right to buy)","published_at":"2025-05-23T16:11:54.000Z","date":"2025-05-21","kind":"disposition_to_issuer","planned":false,"acquired":false,"shares":362719,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F5","text":"Pursuant to the Merger Agreement, at the Effective Time each stock option that was outstanding and unexercised immediately prior to the Effective Time with a per share exercise price of $18.00 or less was assumed by Parent and converted into an option to purchase a number of shares of Parent Common Stock equal to (i) the number of shares subject to the option immediately prior to the Effective Time, multiplied by (ii) the Exchange Ratio, with any fractional shares rounded down to the nearest whole share, which stock option shall have an exercise price equal to (i) the per share exercise price for shares subject to the corresponding Company stock option immediately prior to the Effective Time, divided by (ii) the Exchange Ratio, rounded up to the nearest whole cent."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F8","text":"1/4 of the shares subject to the option vested on November 14, 2023, and 1/48 of the shares subject to the option vest in equal monthly installments thereafter, subject to the Reporting Person's continued service."}],"balance_after":0,"derivative":{"exercise_price":5.8766,"expiration_date":"2032-11-20","underlying":"Common Stock","underlying_shares":362719},"source":{"system":"sec-edgar","filing":"0001962918-25-000068","document":"wk-form4_1748031106.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":6,"url":"https://www.sec.gov/Archives/edgar/data/1668163/000196291825000068/wk-form4_1748031106.xml","form_type":"4"}},{"id":1135330,"issuer":{"id":79310,"kind":"organization","name":"ACELYRIN, Inc.","symbol":"SLRN"},"owners":[{"id":79324,"kind":"person","name":"Kim Mina","position":1,"cik":"0001668163","reported_name":"Kim Mina","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Executive Officer"}}],"security":"Employee Stock Option (right to buy)","published_at":"2025-05-23T16:11:54.000Z","date":"2025-05-21","kind":"disposition_to_issuer","planned":false,"acquired":false,"shares":85226,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F5","text":"Pursuant to the Merger Agreement, at the Effective Time each stock option that was outstanding and unexercised immediately prior to the Effective Time with a per share exercise price of $18.00 or less was assumed by Parent and converted into an option to purchase a number of shares of Parent Common Stock equal to (i) the number of shares subject to the option immediately prior to the Effective Time, multiplied by (ii) the Exchange Ratio, with any fractional shares rounded down to the nearest whole share, which stock option shall have an exercise price equal to (i) the per share exercise price for shares subject to the corresponding Company stock option immediately prior to the Effective Time, divided by (ii) the Exchange Ratio, rounded up to the nearest whole cent."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F7","text":"1/4 of the shares subject to the option vested on May 4, 2024, and 1/48 of the shares subject to the option vest in equal monthly installments thereafter, subject to the Reporting Person's continued service."}],"balance_after":0,"derivative":{"exercise_price":18,"expiration_date":"2033-05-03","underlying":"Common Stock","underlying_shares":85226},"source":{"system":"sec-edgar","filing":"0001962918-25-000068","document":"wk-form4_1748031106.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":5,"url":"https://www.sec.gov/Archives/edgar/data/1668163/000196291825000068/wk-form4_1748031106.xml","form_type":"4"}},{"id":1135329,"issuer":{"id":79310,"kind":"organization","name":"ACELYRIN, Inc.","symbol":"SLRN"},"owners":[{"id":79324,"kind":"person","name":"Kim Mina","position":1,"cik":"0001668163","reported_name":"Kim Mina","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Executive Officer"}}],"security":"Employee Stock Option (right to buy)","published_at":"2025-05-23T16:11:54.000Z","date":"2025-05-21","kind":"disposition_to_issuer","planned":false,"acquired":false,"shares":190114,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F5","text":"Pursuant to the Merger Agreement, at the Effective Time each stock option that was outstanding and unexercised immediately prior to the Effective Time with a per share exercise price of $18.00 or less was assumed by Parent and converted into an option to purchase a number of shares of Parent Common Stock equal to (i) the number of shares subject to the option immediately prior to the Effective Time, multiplied by (ii) the Exchange Ratio, with any fractional shares rounded down to the nearest whole share, which stock option shall have an exercise price equal to (i) the per share exercise price for shares subject to the corresponding Company stock option immediately prior to the Effective Time, divided by (ii) the Exchange Ratio, rounded up to the nearest whole cent."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F6","text":"1/4 of the shares subject to the option vested on January 9, 2025, and 1/48 of the shares subject to the option vest in equal monthly installments thereafter, subject to the Reporting Person's continued service."}],"balance_after":0,"derivative":{"exercise_price":7.68,"expiration_date":"2034-01-08","underlying":"Common Stock","underlying_shares":190114},"source":{"system":"sec-edgar","filing":"0001962918-25-000068","document":"wk-form4_1748031106.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/1668163/000196291825000068/wk-form4_1748031106.xml","form_type":"4"}},{"id":1135328,"issuer":{"id":79310,"kind":"organization","name":"ACELYRIN, Inc.","symbol":"SLRN"},"owners":[{"id":79324,"kind":"person","name":"Kim Mina","position":1,"cik":"0001668163","reported_name":"Kim Mina","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Executive Officer"}}],"security":"Employee Stock Option (right to buy)","published_at":"2025-05-23T16:11:54.000Z","date":"2025-05-21","kind":"disposition_to_issuer","planned":false,"acquired":false,"shares":1195856,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F5","text":"Pursuant to the Merger Agreement, at the Effective Time each stock option that was outstanding and unexercised immediately prior to the Effective Time with a per share exercise price of $18.00 or less was assumed by Parent and converted into an option to purchase a number of shares of Parent Common Stock equal to (i) the number of shares subject to the option immediately prior to the Effective Time, multiplied by (ii) the Exchange Ratio, with any fractional shares rounded down to the nearest whole share, which stock option shall have an exercise price equal to (i) the per share exercise price for shares subject to the corresponding Company stock option immediately prior to the Effective Time, divided by (ii) the Exchange Ratio, rounded up to the nearest whole cent."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F4","text":"1/4 of the shares subject to the option vested on May 9, 2025, and 1/48 of the shares subject to the option vests in equal monthly installments thereafter, subject to the Reporting Person's continued service."}],"balance_after":0,"derivative":{"exercise_price":4.13,"expiration_date":"2034-05-25","underlying":"Common Stock","underlying_shares":1195856},"source":{"system":"sec-edgar","filing":"0001962918-25-000068","document":"wk-form4_1748031106.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1668163/000196291825000068/wk-form4_1748031106.xml","form_type":"4"}},{"id":1135327,"issuer":{"id":79310,"kind":"organization","name":"ACELYRIN, Inc.","symbol":"SLRN"},"owners":[{"id":79324,"kind":"person","name":"Kim Mina","position":1,"cik":"0001668163","reported_name":"Kim Mina","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Executive Officer"}}],"security":"Common Stock","published_at":"2025-05-23T16:11:54.000Z","date":"2025-05-21","kind":"disposition_to_issuer","planned":false,"acquired":false,"shares":770833,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"On February 6, 2025, ACELYRIN, Inc., a Delaware corporation (the \"Company\"), entered into an Agreement and Plan of Merger (as amended on April 20, 2025, the \"Merger Agreement\") with Alumis, Inc., a Delaware corporation (\"Parent\"), and Arrow Merger Sub, Inc., a Delaware corporation and wholly owned subsidiary of Parent (\"Merger Sub\"). Pursuant to the Merger Agreement, on May 21, 2025, Merger Sub merged with and into the Company (the \"Merger\"), with the Company surviving as a wholly owned subsidiary of Parent. At the effective time of the Merger (the \"Effective Time\"), each share of common stock, par value $0.00001 per share, of the Company issued and outstanding was converted into the right to receive 0.4814 (the \"Exchange Ratio\") shares of voting common stock of Parent, par value $0.0001 per share (\"Parent Common Stock\"), and cash in lieu of any fractional shares."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"(Continued from Footnote 1)  Pursuant to the Merger Agreement, at the Effective Time, each outstanding and unvested restricted stock unit (\"RSU\") immediately prior to the Effective Time was assumed by Parent and converted into an RSU award with respect to a number of shares of Parent Common Stock equal to (i) the total number of shares subject to the RSU immediately prior to the Effective Time multiplied by (ii) the Exchange Ratio, with any fractional shares rounded down to the nearest whole share. At the Effective Time, each outstanding and vested RSU immediately prior the Effective Time, including any RSU that became vested as a result of the Merger, was cancelled and converted into the right to receive the number of shares of Parent Common Stock equal to (i) the total number of shares subject to the RSU immediately prior to the Effective Time multiplied by (ii) the Exchange Ratio, with any fractional shares rounded down to the nearest whole share."},{"field":"price","element":"transactionPricePerShare","label":"F3","text":"(Continued from Footnote 2) At the Effective Time, each outstanding performance-based restricted stock unit (\"PSU\") award that was outstanding and unvested immediately prior to the Effective Time was deemed earned at 100% of the target level of performance and converted into an RSU award with respect to a number of shares of Parent Common Stock equal to (i) the target number of shares subject to the PSU immediately prior to the Effective Time multiplied by (ii) the Exchange Ratio, with any fractional shares rounded down to the nearest whole share."}],"balance_after":0,"source":{"system":"sec-edgar","filing":"0001962918-25-000068","document":"wk-form4_1748031106.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1668163/000196291825000068/wk-form4_1748031106.xml","form_type":"4"}},{"id":1135326,"issuer":{"id":79310,"kind":"organization","name":"ACELYRIN, Inc.","symbol":"SLRN"},"owners":[{"id":79324,"kind":"person","name":"Kim Mina","position":1,"cik":"0001668163","reported_name":"Kim Mina","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Executive Officer"}}],"security":"Common Stock","published_at":"2025-05-23T16:11:54.000Z","date":"2025-05-21","kind":"grant","planned":false,"acquired":true,"shares":89526,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"On February 6, 2025, ACELYRIN, Inc., a Delaware corporation (the \"Company\"), entered into an Agreement and Plan of Merger (as amended on April 20, 2025, the \"Merger Agreement\") with Alumis, Inc., a Delaware corporation (\"Parent\"), and Arrow Merger Sub, Inc., a Delaware corporation and wholly owned subsidiary of Parent (\"Merger Sub\"). Pursuant to the Merger Agreement, on May 21, 2025, Merger Sub merged with and into the Company (the \"Merger\"), with the Company surviving as a wholly owned subsidiary of Parent. At the effective time of the Merger (the \"Effective Time\"), each share of common stock, par value $0.00001 per share, of the Company issued and outstanding was converted into the right to receive 0.4814 (the \"Exchange Ratio\") shares of voting common stock of Parent, par value $0.0001 per share (\"Parent Common Stock\"), and cash in lieu of any fractional shares."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"(Continued from Footnote 1)  Pursuant to the Merger Agreement, at the Effective Time, each outstanding and unvested restricted stock unit (\"RSU\") immediately prior to the Effective Time was assumed by Parent and converted into an RSU award with respect to a number of shares of Parent Common Stock equal to (i) the total number of shares subject to the RSU immediately prior to the Effective Time multiplied by (ii) the Exchange Ratio, with any fractional shares rounded down to the nearest whole share. At the Effective Time, each outstanding and vested RSU immediately prior the Effective Time, including any RSU that became vested as a result of the Merger, was cancelled and converted into the right to receive the number of shares of Parent Common Stock equal to (i) the total number of shares subject to the RSU immediately prior to the Effective Time multiplied by (ii) the Exchange Ratio, with any fractional shares rounded down to the nearest whole share."},{"field":"price","element":"transactionPricePerShare","label":"F3","text":"(Continued from Footnote 2) At the Effective Time, each outstanding performance-based restricted stock unit (\"PSU\") award that was outstanding and unvested immediately prior to the Effective Time was deemed earned at 100% of the target level of performance and converted into an RSU award with respect to a number of shares of Parent Common Stock equal to (i) the target number of shares subject to the PSU immediately prior to the Effective Time multiplied by (ii) the Exchange Ratio, with any fractional shares rounded down to the nearest whole share."}],"balance_after":770833,"source":{"system":"sec-edgar","filing":"0001962918-25-000068","document":"wk-form4_1748031106.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1668163/000196291825000068/wk-form4_1748031106.xml","form_type":"4"}},{"id":1142681,"issuer":{"id":79310,"kind":"organization","name":"ACELYRIN, Inc.","symbol":"SLRN"},"owners":[{"id":79324,"kind":"person","name":"Kim Mina","position":1,"cik":"0001668163","reported_name":"Kim Mina","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Executive Officer"}}],"security":"Common Stock","published_at":"2025-05-19T16:46:15.000Z","date":"2025-05-15","kind":"tax_withholding","planned":false,"acquired":false,"shares":10258,"price":2.17,"value":22259.86,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F3","text":"Represents the total number of shares withheld to settle the Reporting Person's tax liability for restricted stock units that vested on May 15, 2025."}],"balance_after":681307,"source":{"system":"sec-edgar","filing":"0001962918-25-000038","document":"wk-form4_1747687568.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1668163/000196291825000038/wk-form4_1747687568.xml","form_type":"4"}},{"id":1142680,"issuer":{"id":79310,"kind":"organization","name":"ACELYRIN, Inc.","symbol":"SLRN"},"owners":[{"id":79324,"kind":"person","name":"Kim Mina","position":1,"cik":"0001668163","reported_name":"Kim Mina","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Executive Officer"}}],"security":"Common Stock","published_at":"2025-05-19T16:46:15.000Z","date":"2025-05-15","kind":"tax_withholding","planned":false,"acquired":false,"shares":11039,"price":2.17,"value":23954.63,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F2","text":"Represents the total number of shares withheld to settle the Reporting Person's tax liability for the PSUs that vested on May 15, 2025."}],"balance_after":691565,"source":{"system":"sec-edgar","filing":"0001962918-25-000038","document":"wk-form4_1747687568.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1668163/000196291825000038/wk-form4_1747687568.xml","form_type":"4"}},{"id":1142679,"issuer":{"id":79310,"kind":"organization","name":"ACELYRIN, Inc.","symbol":"SLRN"},"owners":[{"id":79324,"kind":"person","name":"Kim Mina","position":1,"cik":"0001668163","reported_name":"Kim Mina","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Executive Officer"}}],"security":"Common Stock","published_at":"2025-05-19T16:46:15.000Z","date":"2025-05-15","kind":"grant","planned":false,"acquired":true,"shares":30851,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"On May 15, 2025, the Reporting Person vested in a portion of a previously granted performance-based restricted stock unit (\"PSU\") award pursuant to the terms of the Company's 2023 Equity Incentive Plan and the applicable PSU Award Agreement. The Compensation Committee certified that the Company achieved 64% of the performance goals related to Tranche 1 of 3, based on the volume-weighted average trading price over the 20-day period ending April 1, 2025. The remaining unvested PSUs from Tranche 1 were forfeited."}],"balance_after":702604,"source":{"system":"sec-edgar","filing":"0001962918-25-000038","document":"wk-form4_1747687568.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1668163/000196291825000038/wk-form4_1747687568.xml","form_type":"4"}},{"id":1197115,"issuer":{"id":79310,"kind":"organization","name":"ACELYRIN, Inc.","symbol":"SLRN"},"owners":[{"id":79324,"kind":"person","name":"Kim Mina","position":1,"cik":"0001668163","reported_name":"Kim Mina","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Executive Officer"}}],"security":"Common Stock","published_at":"2025-03-19T18:11:06.000Z","date":"2025-03-17","kind":"sale","planned":false,"acquired":false,"shares":17986,"price":2.744,"value":49353.584,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sale reported on this Form 4 was effected pursuant to the Issuer's policy requiring sell-to-cover to satisfy certain tax obligations of the Reporting Person incurred with the vesting and settlement of certain Restricted Stock Units, 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. These shares were sold in multiple transactions at prices no more than $2.76 and no less than $2.71, 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":671753,"source":{"system":"sec-edgar","filing":"0001962918-25-000031","document":"wk-form4_1742422260.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1668163/000196291825000031/wk-form4_1742422260.xml","form_type":"4"}},{"id":1295612,"issuer":{"id":79310,"kind":"organization","name":"ACELYRIN, Inc.","symbol":"SLRN"},"owners":[{"id":79324,"kind":"person","name":"Kim Mina","position":1,"cik":"0001668163","reported_name":"Kim Mina","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Executive Officer"}}],"security":"Common Stock","published_at":"2025-01-24T18:02:14.000Z","date":"2025-01-23","kind":"grant","planned":false,"acquired":true,"shares":575000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Represents Restricted Stock Units (RSUs) that vest in twelve (12) equal quarterly installments over three (3) years, beginning on March 15, 2025, and continuing on June 15, September 15, and December 15, 2025, and on the same dates in each subsequent year, subject to the Reporting Person's continued service through each vesting date."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F2","text":"Includes 4,000 shares of Common Stock acquired pursuant to the Issuer's 2023 Employee Stock Purchase Plan (ESPP) for the purchase period from June 15, 2024, to December 14, 2024. This transaction is exempt under Rule 16b-3(c). In accordance with the ESPP, these shares were purchased at a price equal to 85% of the closing price of the Issuer's Common Stock on December 13, 2024, the last trading day immediately preceding the purchase period end date."}],"balance_after":689739,"source":{"system":"sec-edgar","filing":"0001962918-25-000007","document":"wk-form4_1737759727.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1668163/000196291825000007/wk-form4_1737759727.xml","form_type":"4"}},{"id":1500386,"issuer":{"id":79310,"kind":"organization","name":"ACELYRIN, Inc.","symbol":"SLRN"},"owners":[{"id":79324,"kind":"person","name":"Kim Mina","position":1,"cik":"0001668163","reported_name":"Kim Mina","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Executive Officer"}}],"security":"Employee Stock Option (right to buy)","published_at":"2024-05-28T19:03:29.000Z","date":"2024-05-26","kind":"grant","planned":false,"acquired":true,"shares":1195856,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"1/4 of the shares subject to the option vest on May 9, 2025, and 1/48 of the shares subject to the option vests in equal monthly installments thereafter, subject to the Reporting Person's continued service."}],"balance_after":1195856,"derivative":{"exercise_price":4.13,"expiration_date":"2034-05-25","underlying":"Common Stock","underlying_shares":1195856},"source":{"system":"sec-edgar","filing":"0001962918-24-000077","document":"wk-form4_1716937402.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1668163/000196291824000077/wk-form4_1716937402.xml","form_type":"4"}},{"id":1511377,"issuer":{"id":79310,"kind":"organization","name":"ACELYRIN, Inc.","symbol":"SLRN"},"owners":[{"id":79324,"kind":"person","name":"Kim Mina","position":1,"cik":"0001668163","reported_name":"Kim Mina","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Executive Officer"}}],"security":"Common Stock","published_at":"2024-05-17T19:09:54.000Z","date":"2024-05-15","kind":"tax_withholding","planned":false,"acquired":false,"shares":10230,"price":4.47,"value":45728.1,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Represents the total number of shares withheld to settle the Reporting Person's tax liability for the Restricted Stock Units that vested on May 15, 2024."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F2","text":"Includes 1,293 shares of Common Stock acquired pursuant to the Issuer's 2023 Employee Stock Purchase Plan (\"ESPP\"), for the purchase period of June 15, 2023 to December 14, 2023. This transaction is exempt from Rule 16b-3(c). In accordance with the ESPP, these shares were purchased at a price equal to 85% of the closing price of the Issuer's Common Stock on December 14, 2023."}],"balance_after":110739,"source":{"system":"sec-edgar","filing":"0001962918-24-000061","document":"wk-form4_1715987382.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1668163/000196291824000061/wk-form4_1715987382.xml","form_type":"4"}},{"id":1680747,"issuer":{"id":79310,"kind":"organization","name":"ACELYRIN, Inc.","symbol":"SLRN"},"owners":[{"id":79324,"kind":"person","name":"Kim Mina","position":1,"cik":"0001668163","reported_name":"Kim Mina","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Legal & Admin. 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