SEC Insider Transactions from Greenstein Leonard M..

Last updated: 2026-03-14 11:46 UTC | Total transactions: 16

Greenstein Leonard M. has filed 16 insider transactions across 2 companies since January 2023.

Most recent transaction: a grant/award of 44977 shares of CARLSMED, INC. ($CARL) on January 28, 2026.

Activity breakdown: 0 open-market purchases and 10 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
Jan. 28, 2026 CARLSMED, INC. $CARL Greenstein Leonard M. CFO, Treasurer A Common Stock 44977 $0.00 188,346.0000 26,592,908 31.37% 0.17%
July 22, 2025 CARLSMED, INC. $CARL Greenstein Leonard M. CFO, Treasurer A Stock Options (Right to Buy) 71429 $0.00 155,102.0000 0 85.37% 0.00%
April 20, 2023 Tarsus Pharmaceuticals, Inc. $TARS Greenstein Leonard M. Chief Financial Officer S Common Stock 5000 $14.02 26,785.0000 24,619,700 15.73% 0.02%
March 22, 2023 Tarsus Pharmaceuticals, Inc. $TARS Greenstein Leonard M. Chief Financial Officer S Common Stock 332 $12.64 32,131.0000 24,619,700 1.02% 0.00%
March 23, 2023 Tarsus Pharmaceuticals, Inc. $TARS Greenstein Leonard M. Chief Financial Officer S Common Stock 346 $12.15 31,785.0000 24,619,700 1.08% 0.00%
March 21, 2023 Tarsus Pharmaceuticals, Inc. $TARS Greenstein Leonard M. Chief Financial Officer S Common Stock 326 $12.89 32,463.0000 24,619,700 0.99% 0.00%
March 20, 2023 Tarsus Pharmaceuticals, Inc. $TARS Greenstein Leonard M. Chief Financial Officer S Common Stock 333 $12.61 32,789.0000 24,619,700 1.01% 0.00%
March 17, 2023 Tarsus Pharmaceuticals, Inc. $TARS Greenstein Leonard M. Chief Financial Officer S Common Stock 316 $13.28 33,122.0000 24,619,700 0.95% 0.00%
March 16, 2023 Tarsus Pharmaceuticals, Inc. $TARS Greenstein Leonard M. Chief Financial Officer S Common Stock 313 $13.43 38,438.0000 24,619,700 0.81% 0.00%
March 16, 2023 Tarsus Pharmaceuticals, Inc. $TARS Greenstein Leonard M. Chief Financial Officer S Common Stock 5000 $13.44 33,438.0000 24,619,700 13.01% 0.02%
March 15, 2023 Tarsus Pharmaceuticals, Inc. $TARS Greenstein Leonard M. Chief Financial Officer M Restricted Stock Units 4462 $0.00 13,388.0000 24,619,700 25.00% 0.02%
March 15, 2023 Tarsus Pharmaceuticals, Inc. $TARS Greenstein Leonard M. Chief Financial Officer M Common Stock 4462 $0.00 38,751.0000 24,619,700 13.01% 0.02%
March 8, 2023 Tarsus Pharmaceuticals, Inc. $TARS Greenstein Leonard M. Chief Financial Officer A Restricted Stock Units 27160 $0.00 27,160.0000 24,619,700 9999.99% 0.11%
March 8, 2023 Tarsus Pharmaceuticals, Inc. $TARS Greenstein Leonard M. Chief Financial Officer A Stock Option (right to buy) 40097 $0.00 40,097.0000 24,619,700 9999.99% 0.16%
Feb. 16, 2023 Tarsus Pharmaceuticals, Inc. $TARS Greenstein Leonard M. Chief Financial Officer S Common Stock 5000 $15.12 34,289.0000 24,619,700 12.73% 0.02%
Jan. 19, 2023 Tarsus Pharmaceuticals, Inc. $TARS Greenstein Leonard M. Chief Financial Officer S Common Stock 5000 $14.56 39,289.0000 24,619,700 11.29% 0.02%