SEC Insider Transactions from Ordentlich Peter.

Last updated: 2026-03-14 11:14 UTC | Total transactions: 9

Ordentlich Peter has filed 9 insider transactions across 1 company since January 2023.

Most recent transaction: a option exercise of 7572 shares of Syndax Pharmaceuticals Inc ($SNDX) on February 15, 2023.

Activity breakdown: 0 open-market purchases and 3 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
Feb. 15, 2023 Syndax Pharmaceuticals Inc $SNDX Ordentlich Peter Chief Scientific Officer M Common Stock 7572 $6.38 7,572.0000 0 9999.99% 0.00%
Feb. 15, 2023 Syndax Pharmaceuticals Inc $SNDX Ordentlich Peter Chief Scientific Officer S Common Stock 7572 $25.84 0.0000 0 100.00% 0.00%
Feb. 15, 2023 Syndax Pharmaceuticals Inc $SNDX Ordentlich Peter Chief Scientific Officer M Common Stock 17428 $7.20 17,428.0000 0 9999.99% 0.00%
Feb. 15, 2023 Syndax Pharmaceuticals Inc $SNDX Ordentlich Peter Chief Scientific Officer S Common Stock 17428 $25.84 0.0000 0 100.00% 0.00%
Feb. 15, 2023 Syndax Pharmaceuticals Inc $SNDX Ordentlich Peter Chief Scientific Officer M Stock Options (Right to buy) 17428 $25.84 0.0000 0 100.00% 0.00%
Feb. 15, 2023 Syndax Pharmaceuticals Inc $SNDX Ordentlich Peter Chief Scientific Officer M Stock Options (Right to buy) 7572 $25.84 0.0000 0 100.00% 0.00%
Jan. 31, 2023 Syndax Pharmaceuticals Inc $SNDX Ordentlich Peter Chief Scientific Officer J Common Stock 69 $17.32 69.0000 0 9999.99% 0.00%
Feb. 1, 2023 Syndax Pharmaceuticals Inc $SNDX Ordentlich Peter Chief Scientific Officer S Common Stock 69 $28.43 0.0000 0 100.00% 0.00%
Feb. 2, 2023 Syndax Pharmaceuticals Inc $SNDX Ordentlich Peter Chief Scientific Officer A Stock Options (Right to buy) 90000 $28.55 90,000.0000 0 9999.99% 0.00%