SEC Insider Transactions from Kaufman Jonathan H.

Last updated: 2026-03-14 11:35 UTC | Total transactions: 23

Kaufman Jonathan H has filed 23 insider transactions across 1 company since June 2023.

Most recent transaction: a transaction of 536959 shares of LIPELLA PHARMACEUTICALS INC. ($LIPO) on April 03, 2025.

Activity breakdown: 3 open-market purchases and 0 sales.

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Transaction Date Company Ticker Insider Name Title Transaction Type Security Shares Price Shares Owned Following Total Shares Outstanding % of Owned % of Outstanding
April 3, 2025 LIPELLA PHARMACEUTICALS INC. $LIPO Kaufman Jonathan H See remarks below. J Series C Voting Convertible Preferred Stock 536959 $0.00 0.0000 2,548,811 100.00% 21.07%
April 3, 2025 LIPELLA PHARMACEUTICALS INC. $LIPO Kaufman Jonathan H See remarks below. J Common Stock Purchase Warrants 125833 $0.00 0.0000 2,548,811 100.00% 4.94%
April 3, 2025 LIPELLA PHARMACEUTICALS INC. $LIPO Kaufman Jonathan H See remarks below. J Common Stock Purchase Warrants 28924 $0.00 0.0000 2,548,811 100.00% 1.13%
April 3, 2025 LIPELLA PHARMACEUTICALS INC. $LIPO Kaufman Jonathan H See remarks below. J Common Stock Purchase Warrants 4060 $0.00 0.0000 2,548,811 100.00% 0.16%
March 13, 2025 LIPELLA PHARMACEUTICALS INC. $LIPO Kaufman Jonathan H See remarks below. J Series C Voting Convertible Preferred Stock 10326 $0.00 536,959.0000 0 1.96% 0.00%
March 13, 2025 LIPELLA PHARMACEUTICALS INC. $LIPO Kaufman Jonathan H See remarks below. J Common Stock Purchase Warrants 4060 $0.00 4,060.0000 0 9999.99% 0.00%
March 10, 2025 LIPELLA PHARMACEUTICALS INC. $LIPO Kaufman Jonathan H See remarks below. J Series C Voting Convertible Preferred Stock 84700 $0.00 526,633.0000 0 19.17% 0.00%
March 10, 2025 LIPELLA PHARMACEUTICALS INC. $LIPO Kaufman Jonathan H See remarks below. J Common Stock Purchase Warrants 28924 $0.00 28,924.0000 0 9999.99% 0.00%
Feb. 28, 2025 LIPELLA PHARMACEUTICALS INC. $LIPO Kaufman Jonathan H See remarks below. J Series C Voting Convertible Preferred Stock 441933 $0.00 441,933.0000 0 9999.99% 0.00%
Feb. 28, 2025 LIPELLA PHARMACEUTICALS INC. $LIPO Kaufman Jonathan H See remarks below. J Common Stock Purchase Warrants 125833 $0.00 125,833.0000 0 9999.99% 0.00%
Jan. 15, 2025 LIPELLA PHARMACEUTICALS INC. $LIPO Kaufman Jonathan H See remarks below. J Series C Voting Convertible Preferred Stock 303041 $0.00 0.0000 0 100.00% 0.00%
Jan. 15, 2025 LIPELLA PHARMACEUTICALS INC. $LIPO Kaufman Jonathan H See remarks below. J Common Stock Purchase Warrants 85421 $0.00 0.0000 0 100.00% 0.00%
Jan. 15, 2025 LIPELLA PHARMACEUTICALS INC. $LIPO Kaufman Jonathan H See remarks below. J Common Stock Purchase Warrants 11795 $0.00 0.0000 0 100.00% 0.00%
Dec. 31, 2024 LIPELLA PHARMACEUTICALS INC. $LIPO Kaufman Jonathan H See remarks below. J Series C Voting Convertible Preferred Stock 42933 $0.00 303,041.0000 0 16.51% 0.00%
Dec. 31, 2024 LIPELLA PHARMACEUTICALS INC. $LIPO Kaufman Jonathan H See remarks below. J Common Stock Purchase Warrants 11795 $0.00 11,795.0000 0 9999.99% 0.00%
Dec. 23, 2024 LIPELLA PHARMACEUTICALS INC. $LIPO Kaufman Jonathan H See remarks below. J Series C Voting Convertible Preferred Stock 260108 $0.00 260,108.0000 0 9999.99% 0.00%
Dec. 23, 2024 LIPELLA PHARMACEUTICALS INC. $LIPO Kaufman Jonathan H See remarks below. J Common Stock Purchase Warrants 85421 $0.00 85,421.0000 0 9999.99% 0.00%
May 14, 2024 LIPELLA PHARMACEUTICALS INC. $LIPO Kaufman Jonathan H See remarks below. P Common Stock 10000 $0.76 898,849.0000 0 1.13% 0.00%
March 18, 2024 LIPELLA PHARMACEUTICALS INC. $LIPO Kaufman Jonathan H See remarks below. P Common Stock 30000 $0.79 863,849.0000 0 3.60% 0.00%
March 19, 2024 LIPELLA PHARMACEUTICALS INC. $LIPO Kaufman Jonathan H See remarks below. P Common Stock 25000 $0.87 888,849.0000 0 2.89% 0.00%
March 15, 2024 LIPELLA PHARMACEUTICALS INC. $LIPO Kaufman Jonathan H See remarks below. A Stock Options 80000 $0.00 80,000.0000 0 9999.99% 0.00%
March 13, 2024 LIPELLA PHARMACEUTICALS INC. $LIPO Kaufman Jonathan H See remarks below. A Common Stock 144906 $0.69 833,849.0000 0 21.03% 0.00%
June 16, 2023 LIPELLA PHARMACEUTICALS INC. $LIPO Kaufman Jonathan H See remarks below. A Stock Options 79500 $0.00 79,500.0000 0 9999.99% 0.00%