Jasper Therapeutics, Inc. ($JSPR) Insider Transactions

Last updated: 2026-03-14 11:48 UTC | Total transactions: 55

In the last 12 months, insiders at Jasper Therapeutics, Inc. ($JSPR) filed 55 transactions with the SEC: 9 open-market purchases totaling $4,879,990 and 4 sales totaling $84,534. Net insider sentiment: net buying.

Jasper Therapeutics, Inc. operates in the Biological products, (no disgnostic substances) industry (Life sciences sector).

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Recent Insider Transactions

Transaction Date Insider Name Title Transaction Type Security Shares Price Shares Owned Following Total Shares Outstanding % of Owned % of Outstanding
Feb. 6, 2026 Mahal Jeetinder Singh CEO and President A Stock Option (right to buy) 500000 $0.00 500,000.0000 16,635,784 9999.99% 3.01%
Jan. 2, 2026 CROSS HERB Chief Financial Officer A Stock Option (right to buy) 90000 $0.00 90,000.0000 16,635,784 9999.99% 0.54%
Jan. 2, 2026 Mahal Jeetinder Singh Chief Operating Officer A Stock Option (right to buy) 90000 $0.00 90,000.0000 16,635,784 9999.99% 0.54%
Jan. 2, 2026 MARTELL RON President, CEO and Director A Stock Option (right to buy) 234000 $0.00 234,000.0000 16,635,784 9999.99% 1.41%
Sept. 22, 2025 Lucas Svetlana Director P Voting Common Stock 20000 $2.43 20,000.0000 15,333,962 9999.99% 0.13%
Sept. 22, 2025 WIGGANS THOMAS G Director P Common Stock Warrant (right to buy) 41000 $0.00 41,000.0000 15,333,962 9999.99% 0.27%
Sept. 22, 2025 WIGGANS THOMAS G Director P Voting Common Stock 41000 $2.43 46,000.0000 15,333,962 820.00% 0.27%
Sept. 22, 2025 Shizuru Judith Anne Director P Voting Common Stock 41000 $2.43 156,901.0000 15,333,962 35.38% 0.27%
Sept. 22, 2025 Shizuru Judith Anne Director P Common Stock Warrant (right to buy) 41000 $0.00 41,000.0000 15,333,962 9999.99% 0.27%
Sept. 22, 2025 MARTELL RON President and CEO P Common Stock Warrant (right to buy) 41000 $0.00 41,000.0000 15,333,962 9999.99% 0.27%
Sept. 22, 2025 MARTELL RON President and CEO P Voting Common Stock 41000 $2.43 74,118.0000 15,333,962 123.80% 0.27%
Sept. 22, 2025 Lucas Svetlana Director P Common Stock Warrant (right to buy) 20000 $0.00 20,000.0000 15,333,962 9999.99% 0.13%
July 3, 2025 Brun Scott C. Director A Stock Option (right to buy) 7500 $0.00 7,500.0000 15,333,962 9999.99% 0.05%
July 3, 2025 EMSTER KURT VON Director A Stock Option (right to buy) 7500 $0.00 7,500.0000 15,333,962 9999.99% 0.05%
July 3, 2025 Shizuru Judith Anne Director A Stock Option (right to buy) 7500 $0.00 7,500.0000 15,333,962 9999.99% 0.05%
July 3, 2025 Nolet Chris Director A Stock Option (right to buy) 7500 $0.00 7,500.0000 15,333,962 9999.99% 0.05%
July 3, 2025 Kapoor Vishal Director A Stock Option (right to buy) 7500 $0.00 7,500.0000 15,333,962 9999.99% 0.05%
July 3, 2025 WIGGANS THOMAS G Director A Stock Option (right to buy) 7500 $0.00 7,500.0000 15,333,962 9999.99% 0.05%
July 3, 2025 Lucas Svetlana Director A Stock Option (right to buy) 7500 $0.00 7,500.0000 15,333,962 9999.99% 0.05%
June 4, 2025 CROSS HERB Chief Financial Officer A Stock Option (right to buy) 90000 $0.00 90,000.0000 15,022,122 9999.99% 0.60%
June 4, 2025 Tucker Edwin Jonathan Chief Medical Officer A Stock Option (right to buy) 90000 $0.00 90,000.0000 15,022,122 9999.99% 0.60%
June 4, 2025 MARTELL RON President and CEO A Stock Option (right to buy) 234000 $0.00 234,000.0000 15,022,122 9999.99% 1.56%
June 4, 2025 Mahal Jeetinder Singh Chief Operating Officer A Stock Option (right to buy) 90000 $0.00 90,000.0000 15,022,122 9999.99% 0.60%
Feb. 13, 2025 MARTELL RON President, CEO and Director A Stock Option (right to buy) 130000 $0.00 130,000.0000 14,584,870 9999.99% 0.89%
Feb. 13, 2025 Tucker Edwin Jonathan Chief Medical Officer A Stock Option (right to buy) 50000 $0.00 50,000.0000 14,584,870 9999.99% 0.34%
Feb. 13, 2025 Mahal Jeetinder Singh Chief Operating Officer A Stock Option (right to buy) 50000 $0.00 50,000.0000 14,584,870 9999.99% 0.34%
Feb. 13, 2025 CROSS HERB Chief Financial Officer A Stock Option (right to buy) 50000 $0.00 50,000.0000 14,584,870 9999.99% 0.34%
Dec. 12, 2024 Mahal Jeetinder Singh Chief Operating Officer M Voting Common Stock 900 $7.10 25,909.0000 15,000,516 3.60% 0.01%
Dec. 12, 2024 Mahal Jeetinder Singh Chief Operating Officer M Stock Option (right to buy) 900 $0.00 13,772.0000 15,000,516 6.99% 0.01%
Dec. 12, 2024 Mahal Jeetinder Singh Chief Operating Officer S Voting Common Stock 900 $22.11 25,009.0000 15,000,516 3.47% 0.01%
Sept. 12, 2024 Mahal Jeetinder Singh Chief Operating Officer S Voting Common Stock 900 $21.23 25,009.0000 14,986,367 3.47% 0.01%
Sept. 12, 2024 Mahal Jeetinder Singh Chief Operating Officer M Stock Option (right to buy) 900 $0.00 14,672.0000 14,986,367 6.53% 0.01%
Sept. 12, 2024 Mahal Jeetinder Singh Chief Operating Officer M Voting Common Stock 900 $7.10 25,909.0000 14,986,367 3.60% 0.01%
June 18, 2024 Lucas Svetlana Director A Stock Option (right to buy) 15000 $0.00 15,000.0000 13,334,900 9999.99% 0.11%
June 10, 2024 MARTELL RON President, CEO and Director A Performance Restricted Stock Units 20000 $0.00 20,000.0000 13,334,900 9999.99% 0.15%
June 12, 2024 Mahal Jeetinder Singh Chief Operating Officer M Voting Common Stock 900 $7.10 25,909.0000 13,334,900 3.60% 0.01%
June 12, 2024 Mahal Jeetinder Singh Chief Operating Officer S Voting Common Stock 900 $24.16 25,009.0000 13,334,900 3.47% 0.01%
June 12, 2024 Mahal Jeetinder Singh Chief Operating Officer M Stock Option (right to buy) 900 $0.00 15,572.0000 13,334,900 6.13% 0.01%
June 10, 2024 MARTELL RON President, CEO and Director A Stock Option (right to buy) 10000 $0.00 10,000.0000 13,334,900 9999.99% 0.07%
June 6, 2024 WIGGANS THOMAS G Director A Stock Option (right to buy) 7500 $0.00 7,500.0000 13,334,900 9999.99% 0.06%
June 6, 2024 EMSTER KURT VON Director A Stock Option (right to buy) 7500 $0.00 7,500.0000 13,334,900 9999.99% 0.06%
June 6, 2024 Kapoor Vishal Director A Stock Option (right to buy) 7500 $0.00 7,500.0000 13,334,900 9999.99% 0.06%
June 6, 2024 Shizuru Judith Anne Director A Stock Option (right to buy) 7500 $0.00 7,500.0000 13,334,900 9999.99% 0.06%
June 6, 2024 Nolet Chris Director A Stock Option (right to buy) 7500 $0.00 7,500.0000 13,334,900 9999.99% 0.06%
June 6, 2024 French Anna Louise Director A Stock Option (right to buy) 7500 $0.00 7,500.0000 13,334,900 9999.99% 0.06%
June 7, 2024 Tucker Edwin Jonathan Chief Medical Officer A Voting Common Stock 400 $4.17 400.0000 13,334,900 9999.99% 0.00%
June 6, 2024 Brun Scott C. Director A Stock Option (right to buy) 7500 $0.00 7,500.0000 13,334,900 9999.99% 0.06%
March 12, 2024 Mahal Jeetinder Singh Chief Operating Officer S Voting Common Stock 900 $26.44 25,009.0000 10,439,034 3.47% 0.01%
March 12, 2024 Mahal Jeetinder Singh Chief Operating Officer M Voting Common Stock 900 $7.10 25,909.0000 10,439,034 3.60% 0.01%
March 12, 2024 Mahal Jeetinder Singh Chief Operating Officer M Stock Option (right to buy) 900 $0.00 16,472.0000 10,439,034 5.78% 0.01%
Feb. 15, 2024 CROSS HERB Chief Financial Officer A Stock Option (right to buy) 40000 $0.00 40,000.0000 10,439,034 9999.99% 0.38%
Feb. 15, 2024 Mahal Jeetinder Singh Chief Operating Officer A Stock Option (right to buy) 40000 $0.00 40,000.0000 10,439,034 9999.99% 0.38%
Feb. 15, 2024 MARTELL RON President, CEO and Director A Stock Option (right to buy) 100000 $0.00 100,000.0000 10,439,034 9999.99% 0.96%
Feb. 15, 2024 Tucker Edwin Jonathan Chief Medical Officer A Stock Option (right to buy) 45000 $0.00 45,000.0000 10,439,034 9999.99% 0.43%
Feb. 8, 2024 Velan Capital Investment Management LP TenPercentOwner P Common Stock, par value $0.0001 per share 350000 $12.95 1,433,828.0000 10,439,034 32.29% 3.35%