Insider at

04

Insider transactions

05
0 buys (P) 0 sells (S) Net: $0 + 15 non-open-market transactions below last 12 months, based on the transactions shown below

Price change vs current quote, split-adjusted for corporate actions since the filing — not benchmarked, not annualized, not size-weighted

15 other filings hidden
DateTickerCodeSharesPriceValue Owned afterΔ ownA/Dvs now
May 19, 2023 GNTX S 4,416 $28.27 $124,840 36,149 Direct -10.89% Disposed -22.5% (price as of 2026-10-05)
May 21, 2021 GNTX S 4,061 $34.68 $140,835 36,149 Direct -10.10% Disposed -36.8% (price as of 2026-10-05)
May 18, 2020 GNTX S 4,403 $25.46 $112,100 33,304 Direct -11.68% Disposed -13.9% (price as of 2026-10-05)
July 22, 2019 GNTX S 14,000 $25.32 $354,480 37,707 Direct -27.08% Disposed -13.5% (price as of 2026-10-05)

P = Open-market purchase · S = Sale · A = Grant/award · M = Option exercise · G = Gift · F = Tax withholding

Insider transactions are not a recommendation; sales are often driven by liquidity or tax reasons.

Derivative holdings (Form 4 Table II) Options, RSUs and convertible securities reported on Form 4 Table II.

06
DateTickerSecurityUnderlying Exercise priceExpirationSharesA/D
July 22, 2019 GNTX Employee Stock Option (Right to buy) Common Stock (14,000) $14.30 May 15, 2024 14,000 Disposed
May 17, 2018 GNTX Non-Employee Director Stock Option Grant Common Stock (7,000) $24.21 May 17, 2028 7,000 Acquired
May 18, 2017 GNTX Non-Employee Director Stock Option Grant Common Stock (7,000) $18.70 May 18, 2027 7,000 Acquired
May 19, 2016 GNTX Non-Employee Director Stock Option Plan Common Stock (7,000) $15.74 May 19, 2026 7,000 Acquired
May 21, 2015 GNTX Non-Employee Director Stock Option Grant Common Stock (7,000) $17.46 May 21, 2025 7,000 Acquired
May 15, 2014 GNTX Non-Employee Director Stock Option Grant Common Stock (7,000) $28.60 May 15, 2024 7,000 Acquired

Exercise/conversion price is blank when not applicable (e.g. RSUs).

Initial ownership (Form 3) 2 holdings

07

Securities held when first becoming an insider, per SEC Form 3.

DateTickerSecuritySharesOwnership
May 16, 2014 GNTX Common Stock 452 Direct
May 16, 2014 GNTX Common Stock 1,000 Indirect