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$JSPR
$0.51 -$0.00 (0.9%) Close

$JSPR 3 SEC Filings

Filed On Filing
23 Jul 2026 Form 3: Keenan Greg, Chief Medical Officer
22 Jul 2026 Form 3: Song Wenru, EVP, Head of R&D

Holds 3,150 shares of Voting Common Stock

22 Jul 2026 Form 3: Ros Matthew E, Chief Operating Officer
20 Jul 2026 Form 3: Crutcher Patrick J, Director

Holds 518,331 shares of Voting Common Stock

20 Jun 2024 Form 3: Lucas Svetlana, Director

No securities owned

02 Nov 2023 Form 3: Wiggans Thomas G, Director

No securities owned

26 Sep 2023 Form 3: Cross Herb, Chief Financial Officer

No securities owned

20 Jun 2023 Form 3: Brun Scott C., Director

No securities owned

13 Jun 2023 Form 3: Tucker Edwin Jonathan, Chief Medical Officer

No securities owned

17 Feb 2023 Form 3: Kapoor Vishal, Director

No securities owned

03 Feb 2023 Form 3: Velan Capital Investment Management Lp, 10% owner and 8 others

Holds 8,385,000 shares of Common Stock, par value $0.0001 per share

11 Aug 2022 Form 3: Carlyle Group Inc., 10% owner and 7 others

Holds 5,628,558 shares of Voting Common Stock

21 Mar 2022 Form 3: Martell Ron, Director

No securities owned

04 Oct 2021 Form 3: Roche Holding Ltd, 10% owner and 1 other

Holds 4,624,606 shares of Voting Common Stock

01 Oct 2021 Form 3: Abingworth Llp, 10% owner

Holds 5,628,558 shares of Common Stock

01 Oct 2021 Form 3: Emster Kurt Von, Director

Holds 5,628,558 shares of Common Stock

01 Oct 2021 Form 3: Klein Lawrence Otto, Director

No securities owned

01 Oct 2021 Form 3: Heller Kevin N., EVP, Research and Development
01 Oct 2021 Form 3: Shizuru Judith Anne, Director

Holds 1,129,512 shares of Voting Common Stock

01 Oct 2021 Form 3: Mahal Jeetinder Singh, See remarks

Holds 109,627 shares of Voting Common Stock

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