{"transactions":[{"id":743305,"issuer":{"id":7049,"kind":"organization","name":"Blaize Holdings, Inc.","symbol":"BZAI"},"owners":[{"id":39705,"kind":"person","name":"Munagala Dinakar","position":1,"cik":"0002048309","reported_name":"Munagala Dinakar","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Executive Officer"}}],"security":"Common Stock","published_at":"2026-06-10T21:13:59.000Z","date":"2026-04-17","kind":"sale","planned":true,"acquired":false,"shares":50000,"price":2.54,"value":127000.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"On April 20, 2026, the reporting person filed a Form 4 (the \"Original Form 4\") which inadvertently reported that the reporting person exercised a stock option and sold the underlying stock. Instead, as reported in this amendment (this \"Amendment\"), the reporting person did not exercise the stock option and in fact sold the same number of shares of stock as originally reported in the Original Form 4 but from his Table I holdings. The reporting person's other holdings have been restated for convenience, and there have been no transactions in such holdings since the Original Form 4. The order of the footnotes in this Explanation of Responses section have been conformed to the above changes."},{"field":"shares","element":"transactionShares","label":"F2","text":"The reported sales were effected pursuant to the reporting person's Rule 10b5-1 trading plan adopted by the reporting person on December 12, 2025."},{"field":"price","element":"transactionPricePerShare","label":"F3","text":"The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $2.50 to $2.63, inclusive. Upon request by the SEC staff, the Issuer,\nor any security holder of the Issuer, full information regarding the number of shares sold at each separate price will be provided."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F4","text":"In the reporting person's prior Form 4 filings, earnout shares and unvested restricted stock units had been reported in Table I. These holdings have been moved to Table II, and there have been no\ntransactions in such holdings since the reporting person's last Form 4 filing."}],"balance_after":501422,"source":{"system":"sec-edgar","filing":"0002048309-26-000005","document":"wk-form4a_1781126035.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1871638/000204830926000005/wk-form4a_1781126035.xml","form_type":"4/A","original_submission_date":"2026-04-20"}},{"id":804550,"issuer":{"id":7049,"kind":"organization","name":"Blaize Holdings, Inc.","symbol":"BZAI"},"owners":[{"id":39705,"kind":"person","name":"Munagala Dinakar","position":1,"cik":"0002048309","reported_name":"Munagala Dinakar","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Executive Officer"}}],"security":"Employee Stock Option (right to purchase)","published_at":"2026-04-20T22:35:11.000Z","date":"2026-04-17","kind":"exercise","planned":true,"acquired":false,"shares":50000,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"The reported exercise of 50,000 stock options underlying 50,000 shares of the Issuer's common stock was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on December 12, 2025 (the \"10b5-1 trading plan\")."},{"field":"price","element":"transactionPricePerShare","label":"F6","text":"Represents securities received as part of the Issuer's business combination, in connection with that certain Agreement and Plan of Merger, dated as of December 22, 2023 and amended on April 22, 2024, October 24, 2024, and November 21, 2024 (the \"Merger Agreement\") by and among the Issuer (formerly BurTech Acquisition Corp.), BurTech Merger Sub, Inc., Blaize, Inc. (\"Legacy Blaize\"), and for the limited purposes set forth therein, Burkhan Capital LLC, pursuant to which securities of Legacy Blaize were automatically converted into the right to receive stock options of the Issuer as set forth in the Merger Agreement."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F5","text":"The stock option vests in 36 substantially equal monthly installments beginning on October 19, 2023."}],"balance_after":4100347,"derivative":{"exercise_price":0.57,"expiration_date":"2033-09-18","underlying":"Common Stock","underlying_shares":50000},"source":{"system":"sec-edgar","filing":"0002048309-26-000004","document":"wk-form4_1776724508.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1871638/000204830926000004/wk-form4_1776724508.xml","form_type":"4"}},{"id":804549,"issuer":{"id":7049,"kind":"organization","name":"Blaize Holdings, Inc.","symbol":"BZAI"},"owners":[{"id":39705,"kind":"person","name":"Munagala Dinakar","position":1,"cik":"0002048309","reported_name":"Munagala Dinakar","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Executive Officer"}}],"security":"Common Stock","published_at":"2026-04-20T22:35:11.000Z","date":"2026-04-17","kind":"sale","planned":true,"acquired":false,"shares":50000,"price":2.54,"value":127000.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F3","text":"The reported sales were effected pursuant to the reporting person's Rule 10b5-1 trading plan."},{"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 $2.50 to $2.63, inclusive. Upon request by the SEC staff, the Issuer, or any security holder of the Issuer, full information regarding the number of shares sold at each separate price will be provided."}],"balance_after":551422,"source":{"system":"sec-edgar","filing":"0002048309-26-000004","document":"wk-form4_1776724508.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1871638/000204830926000004/wk-form4_1776724508.xml","form_type":"4"}},{"id":804548,"issuer":{"id":7049,"kind":"organization","name":"Blaize Holdings, Inc.","symbol":"BZAI"},"owners":[{"id":39705,"kind":"person","name":"Munagala Dinakar","position":1,"cik":"0002048309","reported_name":"Munagala Dinakar","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Executive Officer"}}],"security":"Common Stock","published_at":"2026-04-20T22:35:11.000Z","date":"2026-04-17","kind":"exercise","planned":true,"acquired":true,"shares":50000,"price":0.57,"value":28500.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"The reported exercise of 50,000 stock options underlying 50,000 shares of the Issuer's common stock was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on December 12, 2025 (the \"10b5-1 trading plan\")."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F2","text":"In the reporting person's prior Form 4 filings, earnout shares and unvested restricted stock units had been reported in Table I. These holdings have been moved to Table II, and there have been no transactions in such holdings since the reporting person's last Form 4 filing."}],"balance_after":601422,"source":{"system":"sec-edgar","filing":"0002048309-26-000004","document":"wk-form4_1776724508.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1871638/000204830926000004/wk-form4_1776724508.xml","form_type":"4"}},{"id":1008323,"issuer":{"id":7049,"kind":"organization","name":"Blaize Holdings, Inc.","symbol":"BZAI"},"owners":[{"id":39705,"kind":"person","name":"Munagala Dinakar","position":1,"cik":"0002048309","reported_name":"Munagala Dinakar","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Executive Officer"}}],"security":"Common Stock","published_at":"2025-11-04T21:15:14.000Z","date":"2025-04-21","kind":"gift","planned":false,"acquired":false,"shares":2000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F1","text":"Includes 1,371,303 Earn-Out Shares, each of which represents a contingent right to receive one share of Common Stock if the trading price of the Issuer's Common Stock exceeds certain thresholds."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F2","text":"The amount in column 5 reflects the number of shares of Common Stock beneficially owned as of the date hereof."}],"balance_after":4344696,"source":{"system":"sec-edgar","filing":"0001193125-25-264727","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1871638/000119312525264727/ownership.xml","form_type":"4"}},{"id":1095551,"issuer":{"id":7049,"kind":"organization","name":"Blaize Holdings, Inc.","symbol":"BZAI"},"owners":[{"id":39705,"kind":"person","name":"Munagala Dinakar","position":1,"cik":"0002048309","reported_name":"Munagala Dinakar","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Executive Officer"}}],"security":"Common Stock","published_at":"2025-07-02T23:12:48.000Z","date":"2025-06-24","kind":"grant","planned":false,"acquired":true,"shares":2421971,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"Represents an award of restricted stock units which vest in accordance with the applicable grant agreement."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F2","text":"Includes 1,371,303 Earn-Out Shares, each of which represents a contingent right to receive one share of Common Stock if the trading price of the Issuer's Common Stock exceeds certain thresholds."}],"balance_after":4346696,"source":{"system":"sec-edgar","filing":"0000950170-25-093388","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1871638/000095017025093388/ownership.xml","form_type":"4"}},{"id":1302683,"issuer":{"id":7049,"kind":"organization","name":"Blaize Holdings, Inc.","symbol":"BZAI"},"owners":[{"id":39705,"kind":"person","name":"Munagala Dinakar","position":1,"cik":"0002048309","reported_name":"Munagala Dinakar","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Executive Officer"}}],"security":"Stock Option","published_at":"2025-01-16T01:44:52.000Z","date":"2025-01-13","kind":"grant","planned":false,"acquired":true,"shares":5755192,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F2","text":"Represents securities received as part of the Merger Agreement, pursuant to which securities of Legacy Blaize were automatically converted into the right to receive stock options of the Issuer as set forth in the Merger Agreement."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"Represents securities received as part of the Merger Agreement, pursuant to which securities of Legacy Blaize were automatically converted into the right to receive stock options of the Issuer as set forth in the Merger Agreement."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F5","text":"The stock option vests as to one third of the underlying shares on July 1, 2025 and thereafter in 24 equal monthly installments."}],"balance_after":5755192,"derivative":{"exercise_price":1.18,"expiration_date":"2034-10-23","underlying":"Common Stock","underlying_shares":5755192},"source":{"system":"sec-edgar","filing":"0000950170-25-005986","document":"ownership.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":5,"url":"https://www.sec.gov/Archives/edgar/data/1871638/000095017025005986/ownership.xml","form_type":"4"}},{"id":1302682,"issuer":{"id":7049,"kind":"organization","name":"Blaize Holdings, Inc.","symbol":"BZAI"},"owners":[{"id":39705,"kind":"person","name":"Munagala Dinakar","position":1,"cik":"0002048309","reported_name":"Munagala Dinakar","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief 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2023."}],"balance_after":4150347,"derivative":{"exercise_price":0.57,"expiration_date":"2033-09-18","underlying":"Common Stock","underlying_shares":4150347},"source":{"system":"sec-edgar","filing":"0000950170-25-005986","document":"ownership.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/1871638/000095017025005986/ownership.xml","form_type":"4"}},{"id":1302681,"issuer":{"id":7049,"kind":"organization","name":"Blaize Holdings, Inc.","symbol":"BZAI"},"owners":[{"id":39705,"kind":"person","name":"Munagala Dinakar","position":1,"cik":"0002048309","reported_name":"Munagala Dinakar","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Executive Officer"}}],"security":"Stock 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exercisable."}],"balance_after":114650,"derivative":{"exercise_price":1.29,"expiration_date":"2027-03-15","underlying":"Common Stock","underlying_shares":114650},"source":{"system":"sec-edgar","filing":"0000950170-25-005986","document":"ownership.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1871638/000095017025005986/ownership.xml","form_type":"4"}},{"id":1302680,"issuer":{"id":7049,"kind":"organization","name":"Blaize Holdings, Inc.","symbol":"BZAI"},"owners":[{"id":39705,"kind":"person","name":"Munagala Dinakar","position":1,"cik":"0002048309","reported_name":"Munagala Dinakar","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Executive Officer"}}],"security":"Stock 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exercisable."}],"balance_after":176503,"derivative":{"exercise_price":14.62,"expiration_date":"2028-11-12","underlying":"Common Stock","underlying_shares":176503},"source":{"system":"sec-edgar","filing":"0000950170-25-005986","document":"ownership.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1871638/000095017025005986/ownership.xml","form_type":"4"}},{"id":1302679,"issuer":{"id":7049,"kind":"organization","name":"Blaize Holdings, Inc.","symbol":"BZAI"},"owners":[{"id":39705,"kind":"person","name":"Munagala Dinakar","position":1,"cik":"0002048309","reported_name":"Munagala Dinakar","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Executive Officer"}}],"security":"Common Stock","published_at":"2025-01-16T01:44:52.000Z","date":"2025-01-13","kind":"grant","planned":false,"acquired":true,"shares":1924725,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"Represents securities received as part of the Issuer's business combination, in connection with that certain Agreement and Plan of Merger, dated as of December 22, 2023 and amended on April 22, 2024, October 24, 2024 and November 21, 2024 (the \"Merger Agreement\"), by and between the Issuer (formerly BurTech Acquisition Corp.), BurTech Merger Sub Inc., Blaize, Inc. (\"Legacy Blaize\") and for the limited purposes set forth therein, Burkhan Capital LLC. Includes 1,371,303 Earn-Out Shares, each of which represents a contingent right to receive one share of Common Stock if the trading price of the Issuer's Common Stock exceeds certain thresholds for 20 of 30 consecutive trading days post-closing of the Issuer's business combination."},{"field":"price","element":"transactionPricePerShare","label":"F1","text":"Represents securities received as part of the Issuer's business combination, in connection with that certain Agreement and Plan of Merger, dated as of December 22, 2023 and amended on April 22, 2024, October 24, 2024 and November 21, 2024 (the \"Merger Agreement\"), by and between the Issuer (formerly BurTech Acquisition Corp.), BurTech Merger Sub Inc., Blaize, Inc. (\"Legacy Blaize\") and for the limited purposes set forth therein, Burkhan Capital LLC. Includes 1,371,303 Earn-Out Shares, each of which represents a contingent right to receive one share of Common Stock if the trading price of the Issuer's Common Stock exceeds certain thresholds for 20 of 30 consecutive trading days post-closing of the Issuer's business combination."}],"balance_after":1924725,"source":{"system":"sec-edgar","filing":"0000950170-25-005986","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1871638/000095017025005986/ownership.xml","form_type":"4"}}]}