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These shares were sold in multiple transactions at prices ranging from $2.90 to $3.03. The Reporting Persons undertake to provide the Issuer, any security holder of the Issuer or the SEC staff, upon request, all information regarding the number of shares sold at each price within the range set forth in Footnote 2."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F3","text":"Tang Capital Partners, LP (\"TCP\") beneficially owns 655,170 shares, Tang Capital Partners International, LP (\"TCPI\") beneficially owns 887,715 shares, Tang Capital Partners III, Inc. (\"TCP III\") beneficially owns 655,161 shares, and Tang Capital Partners IV, Inc. (\"TCP IV\") beneficially owns 642,589 shares. Kevin Tang is the sole manager of Tang Capital Management, LLC, which is the general partner of TCP and TCPI. Kevin Tang is the sole director and Chief Executive Officer of TCP III and TCP IV, which are indirectly wholly owned by TCP. Mr. Tang has a pecuniary interest in the shares beneficially held by TCP, TCPI, TCP III and TCP IV."}],"balance_after":2840635,"source":{"system":"sec-edgar","filing":"0001178579-26-000018","document":"form4-08282026_080804.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1178579/000117857926000018/form4-08282026_080804.xml","form_type":"4"}},{"id":705282,"issuer":{"id":7063,"kind":"organization","name":"Boundless Bio, Inc."},"owners":[{"id":18814,"kind":"person","name":"TANG KEVIN","position":1,"cik":"0001178579","reported_name":"TANG KEVIN","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":18815,"kind":"organization","name":"TANG CAPITAL MANAGEMENT LLC","position":2,"cik":"0001232621","reported_name":"TANG CAPITAL MANAGEMENT LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Stock","published_at":"2026-07-21T23:38:58.000Z","date":"2026-07-21","kind":"purchase","planned":false,"acquired":true,"shares":2975,"price":2.44,"value":7259.0,"ownership":{"direct":false,"nature":"See Footnote"},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"The prices reported are weighted-average prices. These shares were all purchased at $2.44. The Reporting Persons undertake to provide the Issuer, any security holder of the Issuer or the SEC staff, upon request, all information regarding the number of shares purchased at each price within the ranges set forth in Footnote 1."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F2","text":"Tang Capital Partners, LP (\"TCP\") beneficially owns 655,170 shares, Tang Capital Partners International, LP (\"TCPI\") beneficially owns 893,434 shares, Tang Capital Partners III, Inc. (\"TCP III\") beneficially owns 655,161 shares, and Tang Capital Partners IV, Inc. (\"TCP IV\") beneficially owns 655,170 shares. Kevin Tang is the sole manager of Tang Capital Management, LLC, which is the general partner of TCP and TCPI. Kevin Tang is the sole director and Chief Executive Officer of TCP III and TCP IV, which are indirectly wholly owned by TCP. Mr. Tang has a pecuniary interest in the shares beneficially held by TCP, TCPI, TCP III and TCP IV."}],"balance_after":2858935,"source":{"system":"sec-edgar","filing":"0001178579-26-000017","document":"form4-07212026_110753.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1178579/000117857926000017/form4-07212026_110753.xml","form_type":"4"}},{"id":705281,"issuer":{"id":7063,"kind":"organization","name":"Boundless Bio, Inc."},"owners":[{"id":18814,"kind":"person","name":"TANG KEVIN","position":1,"cik":"0001178579","reported_name":"TANG KEVIN","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":18815,"kind":"organization","name":"TANG CAPITAL MANAGEMENT LLC","position":2,"cik":"0001232621","reported_name":"TANG CAPITAL MANAGEMENT LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Stock","published_at":"2026-07-21T23:38:58.000Z","date":"2026-07-20","kind":"purchase","planned":false,"acquired":true,"shares":1623,"price":2.44,"value":3960.12,"ownership":{"direct":false,"nature":"See Footnote"},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"The prices reported are weighted-average prices. These shares were all purchased at $2.44. The Reporting Persons undertake to provide the Issuer, any security holder of the Issuer or the SEC staff, upon request, all information regarding the number of shares purchased at each price within the ranges set forth in Footnote 1."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F2","text":"Tang Capital Partners, LP (\"TCP\") beneficially owns 655,170 shares, Tang Capital Partners International, LP (\"TCPI\") beneficially owns 893,434 shares, Tang Capital Partners III, Inc. (\"TCP III\") beneficially owns 655,161 shares, and Tang Capital Partners IV, Inc. (\"TCP IV\") beneficially owns 655,170 shares. Kevin Tang is the sole manager of Tang Capital Management, LLC, which is the general partner of TCP and TCPI. Kevin Tang is the sole director and Chief Executive Officer of TCP III and TCP IV, which are indirectly wholly owned by TCP. Mr. Tang has a pecuniary interest in the shares beneficially held by TCP, TCPI, TCP III and TCP IV."}],"balance_after":2855960,"source":{"system":"sec-edgar","filing":"0001178579-26-000017","document":"form4-07212026_110753.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1178579/000117857926000017/form4-07212026_110753.xml","form_type":"4"}},{"id":705280,"issuer":{"id":7063,"kind":"organization","name":"Boundless Bio, Inc."},"owners":[{"id":18814,"kind":"person","name":"TANG KEVIN","position":1,"cik":"0001178579","reported_name":"TANG KEVIN","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":18815,"kind":"organization","name":"TANG CAPITAL MANAGEMENT LLC","position":2,"cik":"0001232621","reported_name":"TANG CAPITAL MANAGEMENT LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Stock","published_at":"2026-07-21T23:38:58.000Z","date":"2026-07-17","kind":"purchase","planned":false,"acquired":true,"shares":265,"price":2.44,"value":646.6,"ownership":{"direct":false,"nature":"See Footnote"},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"The prices reported are weighted-average prices. These shares were all purchased at $2.44. The Reporting Persons undertake to provide the Issuer, any security holder of the Issuer or the SEC staff, upon request, all information regarding the number of shares purchased at each price within the ranges set forth in Footnote 1."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F2","text":"Tang Capital Partners, LP (\"TCP\") beneficially owns 655,170 shares, Tang Capital Partners International, LP (\"TCPI\") beneficially owns 893,434 shares, Tang Capital Partners III, Inc. (\"TCP III\") beneficially owns 655,161 shares, and Tang Capital Partners IV, Inc. (\"TCP IV\") beneficially owns 655,170 shares. Kevin Tang is the sole manager of Tang Capital Management, LLC, which is the general partner of TCP and TCPI. Kevin Tang is the sole director and Chief Executive Officer of TCP III and TCP IV, which are indirectly wholly owned by TCP. Mr. Tang has a pecuniary interest in the shares beneficially held by TCP, TCPI, TCP III and TCP IV."}],"balance_after":2854337,"source":{"system":"sec-edgar","filing":"0001178579-26-000017","document":"form4-07212026_110753.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1178579/000117857926000017/form4-07212026_110753.xml","form_type":"4"}},{"id":705921,"issuer":{"id":5969,"kind":"organization","name":"Fulcrum Therapeutics, Inc."},"owners":[{"id":18814,"kind":"person","name":"TANG KEVIN","position":1,"cik":"0001178579","reported_name":"TANG KEVIN","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":18815,"kind":"organization","name":"TANG CAPITAL MANAGEMENT LLC","position":2,"cik":"0001232621","reported_name":"TANG CAPITAL MANAGEMENT LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Stock","published_at":"2026-07-21T01:10:00.000Z","date":"2026-07-17","kind":"purchase","planned":false,"acquired":true,"shares":50945,"price":3.52,"value":179326.4,"ownership":{"direct":false,"nature":"See Footnote"},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F3","text":"These shares were purchased in multiple transactions at prices ranging from $3.46 to $3.55."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F2","text":"Tang Capital Partners, LP (\"TCP\") beneficially owns 1,668,554 shares, Tang Capital Partners International, LP (\"TCPI\") beneficially owns 2,212,803 shares, Tang Capital Partners III, Inc. (\"TCP III\") beneficially owns 1,668,539 shares, and Tang Capital Partners IV, Inc. (\"TCP IV\") beneficially owns 1,531,049 shares. Kevin Tang is the sole manager of Tang Capital Management, LLC, which is the general partner of TCP and TCPI. Kevin Tang is the sole director and Chief Executive Officer of TCP III and TCP IV, which are indirectly wholly owned by TCP. 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These shares were purchased in multiple transactions at prices ranging from $3.50 to $3.60. The Reporting Persons undertake to provide the Issuer, any security holder of the Issuer or the SEC staff, upon request, all information regarding the number of shares purchased at each price within the ranges set forth in Footnotes 1 and 3."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F2","text":"Tang Capital Partners, LP (\"TCP\") beneficially owns 1,668,554 shares, Tang Capital Partners International, LP (\"TCPI\") beneficially owns 2,212,803 shares, Tang Capital Partners III, Inc. (\"TCP III\") beneficially owns 1,668,539 shares, and Tang Capital Partners IV, Inc. (\"TCP IV\") beneficially owns 1,531,049 shares. Kevin Tang is the sole manager of Tang Capital Management, LLC, which is the general partner of TCP and TCPI. Kevin Tang is the sole director and Chief Executive Officer of TCP III and TCP IV, which are indirectly wholly owned by TCP. 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(\"TCP III\") beneficially owns 654,048 shares, and Tang Capital Partners IV, Inc. (\"TCP IV\") beneficially owns 654,055 shares. Kevin Tang is the sole manager of Tang Capital Management, LLC, which is the general partner of TCP and TCPI. Kevin Tang is the sole director and Chief Executive Officer of TCP III and TCP IV, which are indirectly wholly owned by TCP. 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(\"TCP III\") beneficially owns 654,048 shares, and Tang Capital Partners IV, Inc. (\"TCP IV\") beneficially owns 654,055 shares. Kevin Tang is the sole manager of Tang Capital Management, LLC, which is the general partner of TCP and TCPI. Kevin Tang is the sole director and Chief Executive Officer of TCP III and TCP IV, which are indirectly wholly owned by TCP. 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These shares were purchased in multiple transactions at prices ranging from $2.41 to $2.44. The Reporting Persons undertake to provide the Issuer, any security holder of the Issuer or the SEC staff, upon request, all information regarding the number of shares purchased at each price within the ranges set forth in Footnotes 1 and 3 through 4."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F2","text":"Tang Capital Partners, LP (\"TCP\") beneficially owns 654,055 shares, Tang Capital Partners International, LP (\"TCPI\") beneficially owns 891,914 shares, Tang Capital Partners III, Inc. (\"TCP III\") beneficially owns 654,048 shares, and Tang Capital Partners IV, Inc. (\"TCP IV\") beneficially owns 654,055 shares. Kevin Tang is the sole manager of Tang Capital Management, LLC, which is the general partner of TCP and TCPI. Kevin Tang is the sole director and Chief Executive Officer of TCP III and TCP IV, which are indirectly wholly owned by TCP. 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(\"TCP III\") beneficially owns 1,630,127 shares, and Tang Capital Partners IV, Inc. (\"TCP IV\") beneficially owns 1,492,637 shares. Kevin Tang is the sole manager of Tang Capital Management, LLC, which is the general partner of TCP and TCPI. Kevin Tang is the sole director and Chief Executive Officer of TCP III and TCP IV, which are indirectly wholly owned by TCP. Mr. Tang has a pecuniary interest in the shares beneficially held by TCP, TCPI, TCP III and TCP IV."}],"balance_after":6913329,"source":{"system":"sec-edgar","filing":"0001178579-26-000014","document":"form4-07152026_110717.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/1178579/000117857926000014/form4-07152026_110717.xml","form_type":"4"}},{"id":709229,"issuer":{"id":5969,"kind":"organization","name":"Fulcrum Therapeutics, Inc."},"owners":[{"id":18814,"kind":"person","name":"TANG KEVIN","position":1,"cik":"0001178579","reported_name":"TANG KEVIN","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":18815,"kind":"organization","name":"TANG CAPITAL MANAGEMENT LLC","position":2,"cik":"0001232621","reported_name":"TANG CAPITAL MANAGEMENT LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Stock","published_at":"2026-07-15T23:50:22.000Z","date":"2026-07-14","kind":"purchase","planned":false,"acquired":true,"shares":75952,"price":3.58,"value":271908.16,"ownership":{"direct":false,"nature":"See Footnote"},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F4","text":"These shares were purchased in multiple transactions at prices ranging from $3.53 to $3.60."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F2","text":"Tang Capital Partners, LP (\"TCP\") beneficially owns 1,630,142 shares, Tang Capital Partners International, LP (\"TCPI\") beneficially owns 2,160,423 shares, Tang Capital Partners III, Inc. (\"TCP III\") beneficially owns 1,630,127 shares, and Tang Capital Partners IV, Inc. (\"TCP IV\") beneficially owns 1,492,637 shares. Kevin Tang is the sole manager of Tang Capital Management, LLC, which is the general partner of TCP and TCPI. Kevin Tang is the sole director and Chief Executive Officer of TCP III and TCP IV, which are indirectly wholly owned by TCP. 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(\"TCP III\") beneficially owns 1,630,127 shares, and Tang Capital Partners IV, Inc. (\"TCP IV\") beneficially owns 1,492,637 shares. Kevin Tang is the sole manager of Tang Capital Management, LLC, which is the general partner of TCP and TCPI. Kevin Tang is the sole director and Chief Executive Officer of TCP III and TCP IV, which are indirectly wholly owned by TCP. 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These shares were purchased in multiple transactions at prices ranging from $3.54 to $3.55. The Reporting Persons undertake to provide the Issuer, any security holder of the Issuer or the SEC staff, upon request, all information regarding the number of shares purchased at each price within the ranges set forth in Footnotes 1 and 3 through 5."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F2","text":"Tang Capital Partners, LP (\"TCP\") beneficially owns 1,630,142 shares, Tang Capital Partners International, LP (\"TCPI\") beneficially owns 2,160,423 shares, Tang Capital Partners III, Inc. (\"TCP III\") beneficially owns 1,630,127 shares, and Tang Capital Partners IV, Inc. (\"TCP IV\") beneficially owns 1,492,637 shares. Kevin Tang is the sole manager of Tang Capital Management, LLC, which is the general partner of TCP and TCPI. Kevin Tang is the sole director and Chief Executive Officer of TCP III and TCP IV, which are indirectly wholly owned by TCP. 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(\"TCP III\") beneficially owns 639,390 shares, and Tang Capital Partners IV, Inc. (\"TCP IV\") beneficially owns 639,395 shares. Kevin Tang is the sole manager of Tang Capital Management, LLC, which is the general partner of TCP and TCPI. Kevin Tang is the sole director and Chief Executive Officer of TCP III and TCP IV, which are indirectly wholly owned by TCP. 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(\"TCP III\") beneficially owns 639,390 shares, and Tang Capital Partners IV, Inc. (\"TCP IV\") beneficially owns 639,395 shares. Kevin Tang is the sole manager of Tang Capital Management, LLC, which is the general partner of TCP and TCPI. Kevin Tang is the sole director and Chief Executive Officer of TCP III and TCP IV, which are indirectly wholly owned by TCP. 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These shares were all purchased at $2.48. The Reporting Persons undertake to provide the Issuer, any security holder of the Issuer or the SEC staff, upon request, all information regarding the number of shares purchased at each price within the ranges set forth in Footnotes 1 and 3 through 4."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F2","text":"Tang Capital Partners, LP (\"TCP\") beneficially owns 639,395 shares, Tang Capital Partners International, LP (\"TCPI\") beneficially owns 871,923 shares, Tang Capital Partners III, Inc. (\"TCP III\") beneficially owns 639,390 shares, and Tang Capital Partners IV, Inc. (\"TCP IV\") beneficially owns 639,395 shares. Kevin Tang is the sole manager of Tang Capital Management, LLC, which is the general partner of TCP and TCPI. Kevin Tang is the sole director and Chief Executive Officer of TCP III and TCP IV, which are indirectly wholly owned by TCP. Mr. Tang has a pecuniary interest in the shares beneficially held by TCP, TCPI, TCP III and TCP IV."}],"balance_after":2698525,"source":{"system":"sec-edgar","filing":"0001178579-26-000011","document":"form4-07132026_110705.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1178579/000117857926000011/form4-07132026_110705.xml","form_type":"4"}},{"id":712971,"issuer":{"id":7063,"kind":"organization","name":"Boundless Bio, Inc."},"owners":[{"id":18814,"kind":"person","name":"TANG KEVIN","position":1,"cik":"0001178579","reported_name":"TANG KEVIN","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":18815,"kind":"organization","name":"TANG CAPITAL MANAGEMENT LLC","position":2,"cik":"0001232621","reported_name":"TANG CAPITAL MANAGEMENT LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Stock","published_at":"2026-07-09T00:06:07.000Z","date":"2026-07-08","kind":"purchase","planned":false,"acquired":true,"shares":14338,"price":2.46,"value":35271.48,"ownership":{"direct":false,"nature":"By LP"},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F4","text":"These shares were purchased in multiple transactions at prices ranging from $2.42 to $2.48."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F2","text":"Tang Capital Partners, LP (\"TCP\") beneficially owns 618,407 shares, Tang Capital Partners International, LP (\"TCPI\") beneficially owns 843,301 shares, Tang Capital Partners III, Inc. (\"TCP III\") beneficially owns 618,403 shares, and Tang Capital Partners IV, Inc. (\"TCP IV\") beneficially owns 618,407 shares. Kevin Tang is the sole manager of Tang Capital Management, LLC, which is the general partner of TCP and TCPI. Kevin Tang is the sole director and Chief Executive Officer of TCP III and TCP IV, which are indirectly wholly owned by TCP. 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(\"TCP III\") beneficially owns 618,403 shares, and Tang Capital Partners IV, Inc. (\"TCP IV\") beneficially owns 618,407 shares. Kevin Tang is the sole manager of Tang Capital Management, LLC, which is the general partner of TCP and TCPI. Kevin Tang is the sole director and Chief Executive Officer of TCP III and TCP IV, which are indirectly wholly owned by TCP. 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These shares were purchased in multiple transactions at prices ranging from $2.46 to $2.50. The Reporting Persons undertake to provide the Issuer, any security holder of the Issuer or the SEC staff, upon request, all information regarding the number of shares purchased at each price within the ranges set forth in Footnotes 1 and 3 through 4."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F2","text":"Tang Capital Partners, LP (\"TCP\") beneficially owns 618,407 shares, Tang Capital Partners International, LP (\"TCPI\") beneficially owns 843,301 shares, Tang Capital Partners III, Inc. (\"TCP III\") beneficially owns 618,403 shares, and Tang Capital Partners IV, Inc. (\"TCP IV\") beneficially owns 618,407 shares. Kevin Tang is the sole manager of Tang Capital Management, LLC, which is the general partner of TCP and TCPI. Kevin Tang is the sole director and Chief Executive Officer of TCP III and TCP IV, which are indirectly wholly owned by TCP. 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(\"TCP III\") beneficially owns 605,294 shares, and Tang Capital Partners IV, Inc. (\"TCP IV\") beneficially owns 605,296 shares. Kevin Tang is the sole manager of Tang Capital Management, LLC, which is the general partner of TCP and TCPI. Kevin Tang is the sole director and Chief Executive Officer of TCP III and TCP IV, which are indirectly wholly owned by TCP. 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(\"TCP III\") beneficially owns 605,294 shares, and Tang Capital Partners IV, Inc. (\"TCP IV\") beneficially owns 605,296 shares. Kevin Tang is the sole manager of Tang Capital Management, LLC, which is the general partner of TCP and TCPI. Kevin Tang is the sole director and Chief Executive Officer of TCP III and TCP IV, which are indirectly wholly owned by TCP. 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(\"TCP III\") beneficially owns 605,294 shares, and Tang Capital Partners IV, Inc. (\"TCP IV\") beneficially owns 605,296 shares. Kevin Tang is the sole manager of Tang Capital Management, LLC, which is the general partner of TCP and TCPI. Kevin Tang is the sole director and Chief Executive Officer of TCP III and TCP IV, which are indirectly wholly owned by TCP. 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These shares were purchased in multiple transactions at prices ranging from $2.49 to $2.60. The Reporting Persons undertake to provide the Issuer, any security holder of the Issuer or the SEC staff, upon request, all information regarding the number of shares purchased at each price within the ranges set forth in Footnotes 1 and 3 through 5."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F2","text":"Tang Capital Partners, LP (\"TCP\") beneficially owns 605,296 shares, Tang Capital Partners International, LP (\"TCPI\") beneficially owns 825,422 shares, Tang Capital Partners III, Inc. (\"TCP III\") beneficially owns 605,294 shares, and Tang Capital Partners IV, Inc. (\"TCP IV\") beneficially owns 605,296 shares. Kevin Tang is the sole manager of Tang Capital Management, LLC, which is the general partner of TCP and TCPI. Kevin Tang is the sole director and Chief Executive Officer of TCP III and TCP IV, which are indirectly wholly owned by TCP. 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(\"TCP III\") beneficially owns 580,668 shares, and Tang Capital Partners IV, Inc. (\"TCP IV\") beneficially owns 580,669 shares. Kevin Tang is the sole manager of Tang Capital Management, LLC, which is the general partner of TCP and TCPI. Kevin Tang is the sole director and Chief Executive Officer of TCP III and TCP IV, which are indirectly wholly owned by TCP. 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(\"TCP III\") beneficially owns 580,668 shares, and Tang Capital Partners IV, Inc. (\"TCP IV\") beneficially owns 580,669 shares. Kevin Tang is the sole manager of Tang Capital Management, LLC, which is the general partner of TCP and TCPI. Kevin Tang is the sole director and Chief Executive Officer of TCP III and TCP IV, which are indirectly wholly owned by TCP. 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(\"TCP III\") beneficially owns 580,668 shares, and Tang Capital Partners IV, Inc. (\"TCP IV\") beneficially owns 580,669 shares. Kevin Tang is the sole manager of Tang Capital Management, LLC, which is the general partner of TCP and TCPI. Kevin Tang is the sole director and Chief Executive Officer of TCP III and TCP IV, which are indirectly wholly owned by TCP. 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(\"TCP III\") beneficially owns 580,668 shares, and Tang Capital Partners IV, Inc. (\"TCP IV\") beneficially owns 580,669 shares. Kevin Tang is the sole manager of Tang Capital Management, LLC, which is the general partner of TCP and TCPI. Kevin Tang is the sole director and Chief Executive Officer of TCP III and TCP IV, which are indirectly wholly owned by TCP. Mr. Tang has a pecuniary interest in the shares beneficially held by TCP, TCPI, TCP III and TCP IV."}],"balance_after":2468949,"source":{"system":"sec-edgar","filing":"0001178579-26-000008","document":"form4-06292026_110657.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1178579/000117857926000008/form4-06292026_110657.xml","form_type":"4"}},{"id":724437,"issuer":{"id":7063,"kind":"organization","name":"Boundless Bio, Inc."},"owners":[{"id":18814,"kind":"person","name":"TANG KEVIN","position":1,"cik":"0001178579","reported_name":"TANG KEVIN","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":18815,"kind":"organization","name":"TANG CAPITAL MANAGEMENT LLC","position":2,"cik":"0001232621","reported_name":"TANG CAPITAL MANAGEMENT LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Stock","published_at":"2026-06-29T23:56:02.000Z","date":"2026-06-25","kind":"purchase","planned":false,"acquired":true,"shares":510,"price":2.56,"value":1305.6,"ownership":{"direct":false,"nature":"By LP"},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F3","text":"These shares were purchased in multiple transactions at prices ranging from $2.53 to $2.60."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F2","text":"Tang Capital Partners, LP (\"TCP\") beneficially owns 580,669 shares, Tang Capital Partners International, LP (\"TCPI\") beneficially owns 791,839 shares, Tang Capital Partners III, Inc. (\"TCP III\") beneficially owns 580,668 shares, and Tang Capital Partners IV, Inc. (\"TCP IV\") beneficially owns 580,669 shares. Kevin Tang is the sole manager of Tang Capital Management, LLC, which is the general partner of TCP and TCPI. Kevin Tang is the sole director and Chief Executive Officer of TCP III and TCP IV, which are indirectly wholly owned by TCP. Mr. Tang has a pecuniary interest in the shares beneficially held by TCP, TCPI, TCP III and TCP IV."}],"balance_after":2393902,"source":{"system":"sec-edgar","filing":"0001178579-26-000008","document":"form4-06292026_110657.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1178579/000117857926000008/form4-06292026_110657.xml","form_type":"4"}},{"id":724436,"issuer":{"id":7063,"kind":"organization","name":"Boundless Bio, Inc."},"owners":[{"id":18814,"kind":"person","name":"TANG KEVIN","position":1,"cik":"0001178579","reported_name":"TANG KEVIN","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":18815,"kind":"organization","name":"TANG CAPITAL MANAGEMENT LLC","position":2,"cik":"0001232621","reported_name":"TANG CAPITAL MANAGEMENT LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Stock","published_at":"2026-06-29T23:56:02.000Z","date":"2026-06-25","kind":"purchase","planned":false,"acquired":true,"shares":145880,"price":2.48,"value":361782.4,"ownership":{"direct":false,"nature":"By LP"},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"The prices reported are weighted-average prices. These shares were purchased in multiple transactions at prices ranging from $2.42 to $2.56. The Reporting Persons undertake to provide the Issuer, any security holder of the Issuer or the SEC staff, upon request, all information regarding the number of shares purchased at each price within the ranges set forth in Footnotes 1 and 3 through 7."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F2","text":"Tang Capital Partners, LP (\"TCP\") beneficially owns 580,669 shares, Tang Capital Partners International, LP (\"TCPI\") beneficially owns 791,839 shares, Tang Capital Partners III, Inc. (\"TCP III\") beneficially owns 580,668 shares, and Tang Capital Partners IV, Inc. (\"TCP IV\") beneficially owns 580,669 shares. Kevin Tang is the sole manager of Tang Capital Management, LLC, which is the general partner of TCP and TCPI. Kevin Tang is the sole director and Chief Executive Officer of TCP III and TCP IV, which are indirectly wholly owned by TCP. Mr. Tang has a pecuniary interest in the shares beneficially held by TCP, TCPI, TCP III and TCP IV."}],"balance_after":2393392,"source":{"system":"sec-edgar","filing":"0001178579-26-000008","document":"form4-06292026_110657.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1178579/000117857926000008/form4-06292026_110657.xml","form_type":"4"}},{"id":755393,"issuer":{"id":4463,"kind":"organization","name":"Aurinia Pharmaceuticals Inc.","symbol":"AUPH"},"owners":[{"id":18814,"kind":"person","name":"TANG KEVIN","position":1,"cik":"0001178579","reported_name":"TANG KEVIN","relationship":{"director":true,"officer":true,"ten_percent_owner":true,"other":false,"officer_title":"Chief Executive Officer"}},{"id":18815,"kind":"organization","name":"TANG CAPITAL MANAGEMENT LLC","position":2,"cik":"0001232621","reported_name":"TANG CAPITAL MANAGEMENT LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Short Put Options (potential obligation to buy)","published_at":"2026-06-03T01:54:36.000Z","date":"2026-06-02","kind":"other","planned":false,"acquired":true,"shares":10000,"price":1.65,"value":16500.0,"ownership":{"direct":false,"nature":"By LP"},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F7","text":"Each put option is exercisable only at the option of the counterparty through the expiration date of the put option."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F8","text":"Securities are beneficially held by TCP III and TCP IV. The Funds sold 10,000 put options on June 2, 2026. Pursuant to the put option contracts, the Funds have the potential obligation to acquire 1,000,000 common shares of the Issuer at $15 expiring on January 15, 2027."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F8","text":"Securities are beneficially held by TCP III and TCP IV. The Funds sold 10,000 put options on June 2, 2026. Pursuant to the put option contracts, the Funds have the potential obligation to acquire 1,000,000 common shares of the Issuer at $15 expiring on January 15, 2027."}],"balance_after":10000,"derivative":{"exercise_price":15,"exercise_date":"2026-06-02","expiration_date":"2027-01-15","underlying":"Common Shares","underlying_shares":1000000},"source":{"system":"sec-edgar","filing":"0001178579-26-000004","document":"form4-06032026_010631.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":6,"url":"https://www.sec.gov/Archives/edgar/data/1178579/000117857926000004/form4-06032026_010631.xml","form_type":"4"}},{"id":755392,"issuer":{"id":4463,"kind":"organization","name":"Aurinia Pharmaceuticals Inc.","symbol":"AUPH"},"owners":[{"id":18814,"kind":"person","name":"TANG KEVIN","position":1,"cik":"0001178579","reported_name":"TANG KEVIN","relationship":{"director":true,"officer":true,"ten_percent_owner":true,"other":false,"officer_title":"Chief Executive Officer"}},{"id":18815,"kind":"organization","name":"TANG CAPITAL MANAGEMENT LLC","position":2,"cik":"0001232621","reported_name":"TANG CAPITAL MANAGEMENT LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Shares","published_at":"2026-06-03T01:54:36.000Z","date":"2026-06-02","kind":"purchase","planned":false,"acquired":true,"shares":206005,"price":15.28,"value":3147756.4,"ownership":{"direct":false,"nature":"By LP"},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F6","text":"These shares were purchased in multiple transactions ranging from $15.00 to $15.40."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F2","text":"Tang Capital Partners, LP (\"TCP\") beneficially owns 7,205,442 shares, Tang Capital Partners International, LP (\"TCPI\") beneficially owns 5,239,039 shares, Tang Capital Partners III, Inc. (\"TCP III\") beneficially owns 324,814 shares, and Tang Capital Partners IV, Inc. (\"TCP IV\") beneficially owns 274,811 shares. Kevin Tang is the sole manager of Tang Capital Management, LLC, which is the general partner of TCP and TCPI. Kevin Tang is the sole director and Chief Executive Officer of TCP III and TCP IV, which are indirectly wholly owned by TCP. 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(\"TCP III\") beneficially owns 324,814 shares, and Tang Capital Partners IV, Inc. (\"TCP IV\") beneficially owns 274,811 shares. Kevin Tang is the sole manager of Tang Capital Management, LLC, which is the general partner of TCP and TCPI. Kevin Tang is the sole director and Chief Executive Officer of TCP III and TCP IV, which are indirectly wholly owned by TCP. 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(\"TCP III\") beneficially owns 324,814 shares, and Tang Capital Partners IV, Inc. (\"TCP IV\") beneficially owns 274,811 shares. Kevin Tang is the sole manager of Tang Capital Management, LLC, which is the general partner of TCP and TCPI. Kevin Tang is the sole director and Chief Executive Officer of TCP III and TCP IV, which are indirectly wholly owned by TCP. 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(\"TCP III\") beneficially owns 324,814 shares, and Tang Capital Partners IV, Inc. (\"TCP IV\") beneficially owns 274,811 shares. Kevin Tang is the sole manager of Tang Capital Management, LLC, which is the general partner of TCP and TCPI. Kevin Tang is the sole director and Chief Executive Officer of TCP III and TCP IV, which are indirectly wholly owned by TCP. 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These shares were purchased in multiple transactions at prices ranging from $15.33 to $15.38. The Reporting Persons undertake to provide the Issuer, any security holder of the Issuer or the SEC staff, upon request, all information regarding the number of shares purchased at each price within the ranges set forth in Footnotes 1 and 3 through 6."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F2","text":"Tang Capital Partners, LP (\"TCP\") beneficially owns 7,205,442 shares, Tang Capital Partners International, LP (\"TCPI\") beneficially owns 5,239,039 shares, Tang Capital Partners III, Inc. (\"TCP III\") beneficially owns 324,814 shares, and Tang Capital Partners IV, Inc. (\"TCP IV\") beneficially owns 274,811 shares. Kevin Tang is the sole manager of Tang Capital Management, LLC, which is the general partner of TCP and TCPI. Kevin Tang is the sole director and Chief Executive Officer of TCP III and TCP IV, which are indirectly wholly owned by TCP. Mr. Tang has a pecuniary interest in the shares beneficially held by TCP, TCPI, TCP III and TCP IV (collectively, the \"Funds\")."}],"balance_after":12231799,"source":{"system":"sec-edgar","filing":"0001178579-26-000004","document":"form4-06032026_010631.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1178579/000117857926000004/form4-06032026_010631.xml","form_type":"4"}},{"id":869219,"issuer":{"id":4463,"kind":"organization","name":"Aurinia Pharmaceuticals Inc.","symbol":"AUPH"},"owners":[{"id":18814,"kind":"person","name":"TANG KEVIN","position":1,"cik":"0001178579","reported_name":"TANG KEVIN","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Shares","published_at":"2026-03-03T22:35:12.000Z","date":"2026-03-03","kind":"purchase","planned":false,"acquired":true,"shares":184208,"price":14.22,"value":2619437.76,"ownership":{"direct":false,"nature":"By LP"},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F7","text":"These shares were purchased in multiple transactions ranging from $13.97 to $14.39."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F2","text":"Tang Capital Partners, LP (\"TCP\") beneficially owns 6,990,461 shares and  Tang Capital Partners International, LP (\"TCPI\") beneficially owns 5,239,039 shares. Kevin Tang is the sole manager of Tang Capital Management, LLC, which is the general partner of TCP and TCPI. 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Kevin Tang is the sole manager of Tang Capital Management, LLC, which is the general partner of TCP and TCPI. 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Kevin Tang is the sole manager of Tang Capital Management, LLC, which is the general partner of TCP and TCPI. 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Kevin Tang is the sole manager of Tang Capital Management, LLC, which is the general partner of TCP and TCPI. 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Kevin Tang is the sole manager of Tang Capital Management, LLC, which is the general partner of TCP and TCPI. Mr. Tang has a pecuniary interest in the shares beneficially held by TCP and TCPI."}],"balance_after":11844339,"source":{"system":"sec-edgar","filing":"0001178579-26-000001","document":"form4-03032026_100309.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1178579/000117857926000001/form4-03032026_100309.xml","form_type":"4"}},{"id":869214,"issuer":{"id":4463,"kind":"organization","name":"Aurinia Pharmaceuticals Inc.","symbol":"AUPH"},"owners":[{"id":18814,"kind":"person","name":"TANG KEVIN","position":1,"cik":"0001178579","reported_name":"TANG KEVIN","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Shares","published_at":"2026-03-03T22:35:12.000Z","date":"2026-02-27","kind":"purchase","planned":false,"acquired":true,"shares":300000,"price":13.9,"value":4170000.0,"ownership":{"direct":false,"nature":"By LP"},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"The prices reported are weighted-average prices. These shares were purchased in multiple transactions at prices ranging from $13.51 to $14.23. The Reporting Person undertakes to provide the Issuer, any security holder of the Issuer or the SEC staff, upon request, all information regarding the number of shares purchased at each price within the ranges set forth in Footnotes 1 and 3 through 7."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F2","text":"Tang Capital Partners, LP (\"TCP\") beneficially owns 6,990,461 shares and  Tang Capital Partners International, LP (\"TCPI\") beneficially owns 5,239,039 shares. Kevin Tang is the sole manager of Tang Capital Management, LLC, which is the general partner of TCP and TCPI. Mr. Tang has a pecuniary interest in the shares beneficially held by TCP and TCPI."}],"balance_after":11629500,"source":{"system":"sec-edgar","filing":"0001178579-26-000001","document":"form4-03032026_100309.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1178579/000117857926000001/form4-03032026_100309.xml","form_type":"4"}},{"id":1075074,"issuer":{"id":4463,"kind":"organization","name":"Aurinia Pharmaceuticals Inc.","symbol":"AUPH"},"owners":[{"id":18814,"kind":"person","name":"TANG KEVIN","position":1,"cik":"0001178579","reported_name":"TANG KEVIN","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Shares","published_at":"2025-08-05T21:31:03.000Z","date":"2025-08-05","kind":"purchase","planned":false,"acquired":true,"shares":200000,"price":11.68,"value":2336000.0,"ownership":{"direct":false,"nature":"By LP"},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F4","text":"These shares were purchased in multiple transactions ranging from $11.49 to $11.80."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F2","text":"Tang Capital Partners, LP (\"TCP\") beneficially owns 6,371,711 shares and  Tang Capital Partners International, LP (\"TCPI\") beneficially owns 4,957,789 shares. Kevin Tang is the sole manager of Tang Capital Management, LLC, which is the general partner of TCP and TCPI. Mr. Tang has a pecuniary interest in the shares beneficially held by TCP and TCPI."}],"balance_after":11329500,"source":{"system":"sec-edgar","filing":"0001415889-25-021066","document":"form4-08052025_090800.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1178579/000141588925021066/form4-08052025_090800.xml","form_type":"4"}},{"id":1075073,"issuer":{"id":4463,"kind":"organization","name":"Aurinia Pharmaceuticals Inc.","symbol":"AUPH"},"owners":[{"id":18814,"kind":"person","name":"TANG KEVIN","position":1,"cik":"0001178579","reported_name":"TANG KEVIN","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Shares","published_at":"2025-08-05T21:31:03.000Z","date":"2025-08-04","kind":"purchase","planned":false,"acquired":true,"shares":100000,"price":11.34,"value":1134000.0,"ownership":{"direct":false,"nature":"By LP"},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F3","text":"These shares were purchased in multiple transactions ranging from $11.11 to $11.48."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F2","text":"Tang Capital Partners, LP (\"TCP\") beneficially owns 6,371,711 shares and  Tang Capital Partners International, LP (\"TCPI\") beneficially owns 4,957,789 shares. Kevin Tang is the sole manager of Tang Capital Management, LLC, which is the general partner of TCP and TCPI. Mr. Tang has a pecuniary interest in the shares beneficially held by TCP and TCPI."}],"balance_after":11129500,"source":{"system":"sec-edgar","filing":"0001415889-25-021066","document":"form4-08052025_090800.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1178579/000141588925021066/form4-08052025_090800.xml","form_type":"4"}},{"id":1075072,"issuer":{"id":4463,"kind":"organization","name":"Aurinia Pharmaceuticals Inc.","symbol":"AUPH"},"owners":[{"id":18814,"kind":"person","name":"TANG KEVIN","position":1,"cik":"0001178579","reported_name":"TANG KEVIN","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Shares","published_at":"2025-08-05T21:31:03.000Z","date":"2025-08-01","kind":"purchase","planned":false,"acquired":true,"shares":1000000,"price":10.12,"value":10120000.0,"ownership":{"direct":false,"nature":"By LP"},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"The prices reported are weighted-average prices. These shares were purchased in multiple transactions at prices ranging from $9.23 to $10.50. The Reporting Person undertakes to provide the Issuer, any security holder of the Issuer or the SEC staff, upon request, all information regarding the number of shares purchased at each price within the ranges set forth in Footnotes 1, 3 and 4."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F2","text":"Tang Capital Partners, LP (\"TCP\") beneficially owns 6,371,711 shares and  Tang Capital Partners International, LP (\"TCPI\") beneficially owns 4,957,789 shares. Kevin Tang is the sole manager of Tang Capital Management, LLC, which is the general partner of TCP and TCPI. Mr. Tang has a pecuniary interest in the shares beneficially held by TCP and TCPI."}],"balance_after":11029500,"source":{"system":"sec-edgar","filing":"0001415889-25-021066","document":"form4-08052025_090800.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1178579/000141588925021066/form4-08052025_090800.xml","form_type":"4"}},{"id":1230393,"issuer":{"id":4463,"kind":"organization","name":"Aurinia Pharmaceuticals Inc.","symbol":"AUPH"},"owners":[{"id":18814,"kind":"person","name":"TANG KEVIN","position":1,"cik":"0001178579","reported_name":"TANG KEVIN","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Shares","published_at":"2025-03-04T22:03:02.000Z","date":"2025-03-04","kind":"purchase","planned":false,"acquired":true,"shares":100000,"price":8.09,"value":809000.0,"ownership":{"direct":false,"nature":"By LP"},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F7","text":"These shares were purchased in multiple transactions at prices ranging from $8.05 to $8.10."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F2","text":"Tang Capital Partners, LP (\"TCP\") beneficially owns 5,140,591 shares,  Tang Capital Partners International, LP (\"TCPI\") beneficially owns 4,388,909 shares and Tang Capital Partners III, Inc. (\"TCP III\") beneficially owns 500,000 shares. Kevin Tang is the sole manager of Tang Capital Management, LLC, which is the general partner of TCP and TCPI. Kevin Tang is the sole director and Chief Executive Officer of TCP III, which is indirectly wholly owned by TCP. Mr. Tang has a pecuniary interest in the shares beneficially held by TCP, TCPI and TCP III."}],"balance_after":10029500,"source":{"system":"sec-edgar","filing":"0001415889-25-006589","document":"form4-03042025_100358.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":6,"url":"https://www.sec.gov/Archives/edgar/data/1178579/000141588925006589/form4-03042025_100358.xml","form_type":"4"}},{"id":1230392,"issuer":{"id":4463,"kind":"organization","name":"Aurinia Pharmaceuticals Inc.","symbol":"AUPH"},"owners":[{"id":18814,"kind":"person","name":"TANG KEVIN","position":1,"cik":"0001178579","reported_name":"TANG KEVIN","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Shares","published_at":"2025-03-04T22:03:02.000Z","date":"2025-03-04","kind":"purchase","planned":false,"acquired":true,"shares":500000,"price":7.92,"value":3960000.0,"ownership":{"direct":false,"nature":"By LP"},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F6","text":"These shares were purchased in multiple transactions at prices ranging from $7.76 to $8.10."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F2","text":"Tang Capital Partners, LP (\"TCP\") beneficially owns 5,140,591 shares,  Tang Capital Partners International, LP (\"TCPI\") beneficially owns 4,388,909 shares and Tang Capital Partners III, Inc. (\"TCP III\") beneficially owns 500,000 shares. Kevin Tang is the sole manager of Tang Capital Management, LLC, which is the general partner of TCP and TCPI. Kevin Tang is the sole director and Chief Executive Officer of TCP III, which is indirectly wholly owned by TCP. Mr. Tang has a pecuniary interest in the shares beneficially held by TCP, TCPI and TCP III."}],"balance_after":9929500,"source":{"system":"sec-edgar","filing":"0001415889-25-006589","document":"form4-03042025_100358.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":5,"url":"https://www.sec.gov/Archives/edgar/data/1178579/000141588925006589/form4-03042025_100358.xml","form_type":"4"}},{"id":1230391,"issuer":{"id":4463,"kind":"organization","name":"Aurinia Pharmaceuticals Inc.","symbol":"AUPH"},"owners":[{"id":18814,"kind":"person","name":"TANG KEVIN","position":1,"cik":"0001178579","reported_name":"TANG KEVIN","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Shares","published_at":"2025-03-04T22:03:02.000Z","date":"2025-03-04","kind":"purchase","planned":false,"acquired":true,"shares":148038,"price":8,"value":1184304.0,"ownership":{"direct":false,"nature":"By LP"},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F5","text":"These shares were purchased in multiple transactions at prices ranging from $7.82 to $8.10."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F2","text":"Tang Capital Partners, LP (\"TCP\") beneficially owns 5,140,591 shares,  Tang Capital Partners International, LP (\"TCPI\") beneficially owns 4,388,909 shares and Tang Capital Partners III, Inc. (\"TCP III\") beneficially owns 500,000 shares. Kevin Tang is the sole manager of Tang Capital Management, LLC, which is the general partner of TCP and TCPI. Kevin Tang is the sole director and Chief Executive Officer of TCP III, which is indirectly wholly owned by TCP. Mr. Tang has a pecuniary interest in the shares beneficially held by TCP, TCPI and TCP III."}],"balance_after":9429500,"source":{"system":"sec-edgar","filing":"0001415889-25-006589","document":"form4-03042025_100358.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/1178579/000141588925006589/form4-03042025_100358.xml","form_type":"4"}},{"id":1230390,"issuer":{"id":4463,"kind":"organization","name":"Aurinia Pharmaceuticals Inc.","symbol":"AUPH"},"owners":[{"id":18814,"kind":"person","name":"TANG KEVIN","position":1,"cik":"0001178579","reported_name":"TANG KEVIN","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Shares","published_at":"2025-03-04T22:03:02.000Z","date":"2025-03-03","kind":"purchase","planned":false,"acquired":true,"shares":351962,"price":8.02,"value":2822735.24,"ownership":{"direct":false,"nature":"By LP"},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F4","text":"These shares were purchased in multiple transactions at prices ranging from $7.80 to $8.10."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F2","text":"Tang Capital Partners, LP (\"TCP\") beneficially owns 5,140,591 shares,  Tang Capital Partners International, LP (\"TCPI\") beneficially owns 4,388,909 shares and Tang Capital Partners III, Inc. (\"TCP III\") beneficially owns 500,000 shares. Kevin Tang is the sole manager of Tang Capital Management, LLC, which is the general partner of TCP and TCPI. Kevin Tang is the sole director and Chief Executive Officer of TCP III, which is indirectly wholly owned by TCP. Mr. Tang has a pecuniary interest in the shares beneficially held by TCP, TCPI and TCP III."}],"balance_after":9281462,"source":{"system":"sec-edgar","filing":"0001415889-25-006589","document":"form4-03042025_100358.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1178579/000141588925006589/form4-03042025_100358.xml","form_type":"4"}},{"id":1230389,"issuer":{"id":4463,"kind":"organization","name":"Aurinia Pharmaceuticals Inc.","symbol":"AUPH"},"owners":[{"id":18814,"kind":"person","name":"TANG KEVIN","position":1,"cik":"0001178579","reported_name":"TANG KEVIN","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Shares","published_at":"2025-03-04T22:03:02.000Z","date":"2025-03-03","kind":"purchase","planned":false,"acquired":true,"shares":100720,"price":7.97,"value":802738.4,"ownership":{"direct":false,"nature":"By LP"},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F3","text":"These shares were purchased in multiple transactions at prices ranging from $7.80 to $8.05."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F2","text":"Tang Capital Partners, LP (\"TCP\") beneficially owns 5,140,591 shares,  Tang Capital Partners International, LP (\"TCPI\") beneficially owns 4,388,909 shares and Tang Capital Partners III, Inc. (\"TCP III\") beneficially owns 500,000 shares. Kevin Tang is the sole manager of Tang Capital Management, LLC, which is the general partner of TCP and TCPI. Kevin Tang is the sole director and Chief Executive Officer of TCP III, which is indirectly wholly owned by TCP. Mr. Tang has a pecuniary interest in the shares beneficially held by TCP, TCPI and TCP III."}],"balance_after":8929500,"source":{"system":"sec-edgar","filing":"0001415889-25-006589","document":"form4-03042025_100358.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1178579/000141588925006589/form4-03042025_100358.xml","form_type":"4"}},{"id":1230388,"issuer":{"id":4463,"kind":"organization","name":"Aurinia Pharmaceuticals Inc.","symbol":"AUPH"},"owners":[{"id":18814,"kind":"person","name":"TANG KEVIN","position":1,"cik":"0001178579","reported_name":"TANG KEVIN","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Shares","published_at":"2025-03-04T22:03:02.000Z","date":"2025-02-28","kind":"purchase","planned":false,"acquired":true,"shares":399280,"price":7.85,"value":3134348.0,"ownership":{"direct":false,"nature":"By LP"},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"The prices reported are weighted-average prices. These shares were purchased in multiple transactions at prices ranging from $7.47 to $7.95. The Reporting Person undertakes to provide the Issuer, any security holder of the Issuer or the SEC staff, upon request, all information regarding the number of shares purchased at each price within the ranges set forth in Footnotes 1, and 3 through 7."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F2","text":"Tang Capital Partners, LP (\"TCP\") beneficially owns 5,140,591 shares,  Tang Capital Partners International, LP (\"TCPI\") beneficially owns 4,388,909 shares and Tang Capital Partners III, Inc. (\"TCP III\") beneficially owns 500,000 shares. Kevin Tang is the sole manager of Tang Capital Management, LLC, which is the general partner of TCP and TCPI. Kevin Tang is the sole director and Chief Executive Officer of TCP III, which is indirectly wholly owned by TCP. Mr. Tang has a pecuniary interest in the shares beneficially held by TCP, TCPI and TCP III."}],"balance_after":8828780,"source":{"system":"sec-edgar","filing":"0001415889-25-006589","document":"form4-03042025_100358.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1178579/000141588925006589/form4-03042025_100358.xml","form_type":"4"}},{"id":1241217,"issuer":{"id":82741,"kind":"organization","name":"Singular Genomics Systems, Inc.","symbol":"OMIC"},"owners":[{"id":18814,"kind":"person","name":"TANG KEVIN","position":1,"cik":"0001178579","reported_name":"TANG KEVIN","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":18815,"kind":"organization","name":"TANG CAPITAL MANAGEMENT LLC","position":2,"cik":"0001232621","reported_name":"TANG CAPITAL MANAGEMENT LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":82742,"kind":"organization","name":"TANG CAPITAL PARTNERS LP","position":3,"cik":"0001191935","reported_name":"TANG CAPITAL PARTNERS LP","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Stock","published_at":"2025-02-28T01:54:47.000Z","date":"2025-02-21","kind":"disposition_to_issuer","planned":false,"acquired":false,"shares":372000,"ownership":{"direct":false,"nature":"By LP"},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"This Form 4 reports securities disposed of pursuant to the terms of the Agreement and Plan of Merger, dated as of December 22, 2024, by and among Singular Genomics Systems, Inc. (the \"Issuer\"), Singular Genomics Parent, LLC, a Delaware limited liability company, and Saturn Merger Sub, Inc., a Delaware corporation, whereby, at the effective time of the merger contemplated therein, all issued and outstanding shares of Issuer common stock were cancelled and automatically converted into the right to receive $20.00 per share in cash, without interest, less all applicable deductions and withholdings."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F2","text":"The shares are beneficially owned by Tang Capital Partners, LP (\"TCP\"). Kevin Tang is the sole manager of Tang Capital Management, LLC, which is the general partner of TCP. Mr. Tang has a pecuniary interest in the shares beneficially held by TCP."}],"balance_after":0,"source":{"system":"sec-edgar","filing":"0001415889-25-005952","document":"form4-02282025_010242.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1178579/000141588925005952/form4-02282025_010242.xml","form_type":"4"}},{"id":1339322,"issuer":{"id":4463,"kind":"organization","name":"Aurinia Pharmaceuticals Inc.","symbol":"AUPH"},"owners":[{"id":18814,"kind":"person","name":"TANG KEVIN","position":1,"cik":"0001178579","reported_name":"TANG KEVIN","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Shares","published_at":"2024-12-09T21:52:50.000Z","date":"2024-12-09","kind":"purchase","planned":false,"acquired":true,"shares":500000,"price":9.09,"value":4545000.0,"ownership":{"direct":false,"nature":"By LP"},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F4","text":"These shares were purchased in multiple transactions at prices ranging from $8.88 to $9.19."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F2","text":"Tang Capital Partners, LP (\"TCP\") beneficially owns 7,929,500 shares and Tang Capital Partners III, Inc. (\"TCP III\") beneficially owns 500,000 shares. Kevin Tang is the sole manager of Tang Capital Management, LLC (\"TCM\"), which is the general partner of TCP. Kevin Tang is the sole director and Chief Executive Officer of TCP III, which is indirectly wholly owned by TCP. 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Mr. Tang has a pecuniary interest in the shares beneficially held by TCP."}],"balance_after":0,"source":{"system":"sec-edgar","filing":"0001415889-24-003784","document":"form4-02142024_100232.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1178579/000141588924003784/form4-02142024_100232.xml","form_type":"4"}},{"id":1662208,"issuer":{"id":94695,"kind":"organization","name":"Rain Oncology Inc.","symbol":"RAIN"},"owners":[{"id":18814,"kind":"person","name":"TANG KEVIN","position":1,"cik":"0001178579","reported_name":"TANG KEVIN C","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":18815,"kind":"organization","name":"TANG CAPITAL MANAGEMENT LLC","position":2,"cik":"0001232621","reported_name":"TANG CAPITAL MANAGEMENT LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":82742,"kind":"organization","name":"TANG CAPITAL PARTNERS LP","position":3,"cik":"0001191935","reported_name":"TANG CAPITAL PARTNERS LP","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Stock","published_at":"2024-02-02T21:00:12.000Z","date":"2024-01-26","kind":"other","planned":false,"acquired":false,"shares":3850513,"ownership":{"direct":false,"nature":"By LP"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"This Form 4 reports securities disposed of pursuant to the terms of the Agreement and Plan of Merger, dated as of December 13, 2023, by and among the Issuer, Pathos AI, Inc. (\"Parent\"), and WK Merger Sub, Inc., a Delaware corporation and wholly-owned subsidiary of Parent, to which Parent completed a tender offer for shares of common stock of the Issuer, $0.001 par value per share (each, a \"Share\"), and thereafter merged with and into the Issuer effective as of January 26, 2024 (the \"Effective Time\"). At the Effective Time, each issued and outstanding Share was converted into the right to receive $1.16 per Share plus one contingent value right for potential cash payments of up to approximately $0.17 per Share. 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Kevin Tang is the sole manager of Tang Capital Management, LLC (\"TCM\"), which is the general partner of TCP. 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Kevin Tang is the sole manager of Tang Capital Management, LLC (\"TCM\"), which is the general partner of TCP. 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Following the expiration of the Offer, Merger Sub merged with and into the Issuer on May 3, 2023, pursuant to Section 251(h) of the Delaware General Corporation Law, and, among other things, each share of common stock of Merger Sub issued and outstanding immediately before the Effective Time automatically converted into and became one validly issued, fully paid and non-assessable share of common stock, par value $0.0001 per share, of the Issuer (representing 10,000 shares in the aggregate), with the Issuer surviving as a wholly owned subsidiary of Concentra. 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Mr. Tang has a pecuniary interest in the shares beneficially held by TCP."}],"balance_after":0,"source":{"system":"sec-edgar","filing":"0001209191-23-027688","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1178579/000120919123027688/doc4.xml","form_type":"4"}},{"id":1954686,"issuer":{"id":15754,"kind":"organization","name":"Jounce Therapeutics, Inc.","symbol":"JNCE"},"owners":[{"id":18814,"kind":"person","name":"TANG KEVIN","position":1,"cik":"0001178579","reported_name":"TANG KEVIN C","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":18815,"kind":"organization","name":"TANG CAPITAL MANAGEMENT LLC","position":2,"cik":"0001232621","reported_name":"TANG CAPITAL MANAGEMENT LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":82742,"kind":"organization","name":"TANG CAPITAL PARTNERS LP","position":3,"cik":"0001191935","reported_name":"TANG CAPITAL PARTNERS LP","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Stock","published_at":"2023-03-15T00:39:33.000Z","date":"2023-03-14","kind":"purchase","acquired":true,"shares":20286,"price":1.018,"value":20651.148,"ownership":{"direct":false,"nature":"By LP"},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F3","text":"The price reported is a weighted-average price. These shares were purchased in multiple transactions at prices ranging from $1.00 to $1.02."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F2","text":"The shares are beneficially owned by Tang Capital Partners, LP (\"TCP\"). Kevin Tang is the sole manager of Tang Capital Management, LLC (\"TCM\"), which is the general partner of TCP. Mr. Tang has a pecuniary interest in the shares beneficially held by TCP."}],"balance_after":5300087,"source":{"system":"sec-edgar","filing":"0001209191-23-018721","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1178579/000120919123018721/doc4.xml","form_type":"4"}},{"id":1954685,"issuer":{"id":15754,"kind":"organization","name":"Jounce Therapeutics, Inc.","symbol":"JNCE"},"owners":[{"id":18814,"kind":"person","name":"TANG KEVIN","position":1,"cik":"0001178579","reported_name":"TANG KEVIN C","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":18815,"kind":"organization","name":"TANG CAPITAL MANAGEMENT LLC","position":2,"cik":"0001232621","reported_name":"TANG CAPITAL MANAGEMENT LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":82742,"kind":"organization","name":"TANG CAPITAL PARTNERS LP","position":3,"cik":"0001191935","reported_name":"TANG CAPITAL PARTNERS LP","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Stock","published_at":"2023-03-15T00:39:33.000Z","date":"2023-03-13","kind":"purchase","acquired":true,"shares":65701,"price":0.994,"value":65306.794,"ownership":{"direct":false,"nature":"By LP"},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"The prices reported are weighted-average prices. These shares were purchased in multiple transactions at prices ranging from $0.98 to $1.01. The Reporting Persons undertake to provide the Issuer, any security holder of the Issuer or the SEC staff, upon request, all information regarding the number of shares purchased at each price within the ranges set forth in Footnotes 1 and 3 herein."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F2","text":"The shares are beneficially owned by Tang Capital Partners, LP (\"TCP\"). Kevin Tang is the sole manager of Tang Capital Management, LLC (\"TCM\"), which is the general partner of TCP. Mr. Tang has a pecuniary interest in the shares beneficially held by TCP."}],"balance_after":5279801,"source":{"system":"sec-edgar","filing":"0001209191-23-018721","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1178579/000120919123018721/doc4.xml","form_type":"4"}},{"id":2175405,"issuer":{"id":124310,"kind":"organization","name":"LA JOLLA PHARMACEUTICAL CO","symbol":"LJPC"},"owners":[{"id":18814,"kind":"person","name":"TANG KEVIN","position":1,"cik":"0001178579","reported_name":"TANG KEVIN C","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Series C-1(2) Convertible Preferred Stock","published_at":"2022-08-24T20:21:25.000Z","date":"2022-08-22","kind":"other","acquired":false,"shares":3519.315,"ownership":{"direct":false,"nature":"BY LP"},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F5","text":"Pursuant to the Merger Agreement, at the Effective Time, each share of Series C-12 Convertible Preferred Stock was converted into the right to receive an amount in cash equal to 1,724.04 times the Offer Price."},{"field":"price","element":"transactionPricePerShare","label":"F5","text":"Pursuant to the Merger Agreement, at the Effective Time, each share of Series C-12 Convertible Preferred Stock was converted into the right to receive an amount in cash equal to 1,724.04 times the Offer Price."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F5","text":"Pursuant to the Merger Agreement, at the Effective Time, each share of Series C-12 Convertible Preferred Stock was converted into the right to receive an amount in cash equal to 1,724.04 times the Offer Price."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F5","text":"Pursuant to the Merger Agreement, at the Effective Time, each share of Series C-12 Convertible Preferred Stock was converted into the right to receive an amount in cash equal to 1,724.04 times the Offer Price."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F2","text":"The shares are beneficially owned by Tang Capital Partners, LP (\"TCP\"). Kevin Tang is the sole manager of Tang Capital Management, LLC (\"TCM\"), which is the general partner of TCP. Mr. Tang has a pecuniary interest in the shares beneficially held by TCP."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F2","text":"The shares are beneficially owned by Tang Capital Partners, LP (\"TCP\"). Kevin Tang is the sole manager of Tang Capital Management, LLC (\"TCM\"), which is the general partner of TCP. 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to the Effective Time, each option to purchase Shares granted under an Issuer equity plan (each, an \"Issuer Stock Option\") that was outstanding and unexercised was cancelled and converted into the right to receive a cash payment equal to the excess, if any, of the Offer Price over the exercise price payable per Share with respect to such Issuer Stock Option."}],"balance_after":0,"derivative":{"exercise_price":19.69,"underlying":"Common Stock","underlying_shares":10000},"source":{"system":"sec-edgar","filing":"0000899243-22-029660","document":"doc4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/920465/000089924322029660/doc4.xml","form_type":"4"}},{"id":2175396,"issuer":{"id":124310,"kind":"organization","name":"LA JOLLA PHARMACEUTICAL CO","symbol":"LJPC"},"owners":[{"id":18814,"kind":"person","name":"TANG KEVIN","position":1,"cik":"0001178579","reported_name":"TANG KEVIN C","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Stock Option (Right to Buy)","published_at":"2022-08-24T20:21:25.000Z","date":"2022-08-22","kind":"disposition_to_issuer","acquired":false,"shares":18000,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F3","text":"Pursuant to the terms of the Merger Agreement, immediately prior to the Effective Time, each option to purchase Shares granted under an Issuer equity plan (each, an \"Issuer Stock Option\") that was outstanding and unexercised was cancelled and converted into the right to receive a cash payment equal to the excess, if any, of the Offer Price over the exercise price payable per Share with respect to such Issuer Stock Option."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F3","text":"Pursuant to the terms of the Merger Agreement, immediately prior to the Effective Time, each option to purchase Shares granted under an Issuer equity plan (each, an \"Issuer Stock Option\") that was outstanding and unexercised was cancelled and converted into the right to receive a cash payment equal to the excess, if any, of the Offer Price over the exercise price payable per Share with respect to such Issuer Stock Option."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F3","text":"Pursuant to the terms of the Merger Agreement, immediately prior to the Effective Time, each option to purchase Shares granted under an Issuer equity plan (each, an \"Issuer Stock Option\") that was outstanding and unexercised was cancelled and converted into the right to receive a cash payment equal to the excess, if any, of the Offer Price over the exercise price payable per Share with respect to such Issuer Stock Option."}],"balance_after":0,"derivative":{"exercise_price":9.2,"underlying":"Common 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