Insider at

04

Insider transactions

05
0 buys (P) 0 sells (S) Net: $0 + 61 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

61 other filings hidden
DateTickerCodeSharesPriceValue Owned afterΔ ownA/Dvs now
March 12, 2018 GNTX S 231,573 $23.36 $5,409,545 30,000 Direct -88.53% Disposed -5.5% (price as of 2026-10-02)
March 12, 2018 GNTX S 231,573 $23.36 $5,409,545 5,529,728 Direct -4.02% Disposed -5.5% (price as of 2026-10-02)
March 9, 2018 GNTX S 714,627 $23.32 $16,665,102 30,000 Direct -95.97% Disposed -5.3% (price as of 2026-10-02)
March 9, 2018 GNTX S 714,627 $23.32 $16,665,102 5,529,728 Direct -11.44% Disposed -5.3% (price as of 2026-10-02)
Aug. 7, 2017 GNTX S 239,400 $17.33 $4,148,802 5,531,728 Direct -4.15% Disposed 27.4% (price as of 2026-10-02)
Aug. 22, 2016 GNTX S 45,039 $18.03 $812,053 5,531,728 Direct -0.81% Disposed 22.5% (price as of 2026-10-02)
Aug. 19, 2016 GNTX S 434,961 $18.04 $7,846,696 5,576,767 Direct -7.24% Disposed 22.4% (price as of 2026-10-02)
Aug. 18, 2016 GNTX S 216,000 $18.01 $3,890,160 6,011,728 Direct -3.47% Disposed 22.6% (price as of 2026-10-02)
June 8, 2016 GNTX S 75,000 $16.44 $1,233,000 6,001,728 Direct -1.23% Disposed 34.3% (price as of 2026-10-02)
June 7, 2016 GNTX S 276,700 $16.46 $4,554,482 6,076,728 Direct -4.36% Disposed 34.1% (price as of 2026-10-02)
June 6, 2016 GNTX S 238,200 $16.42 $3,911,244 6,353,428 Direct -3.61% Disposed 34.5% (price as of 2026-10-02)
June 3, 2016 GNTX S 28,100 $16.40 $460,840 6,591,628 Direct -0.42% Disposed 34.6% (price as of 2026-10-02)
Nov. 10, 2015 GNTX S 762,000 $16.43 $12,519,660 6,619,728 Direct -10.32% Disposed 34.4% (price as of 2026-10-02)
Nov. 4, 2014 GNTX S 50,000 $32.60 $1,630,000 3,582,864 Direct -1.38% Disposed 35.5% (price as of 2026-10-02)
Nov. 3, 2014 GNTX S 62,500 $32.81 $2,050,625 3,632,864 Direct -1.69% Disposed 34.6% (price as of 2026-10-02)
Oct. 31, 2014 GNTX S 421,500 $32.80 $13,825,200 3,695,364 Direct -10.24% Disposed 34.6% (price as of 2026-10-02)
May 8, 2013 GNTX S 418,632 $24.52 $10,264,857 3,916,864 Direct -9.66% Disposed 80.1% (price as of 2026-10-02)
Dec. 14, 2010 GNTX S 100,000 $29.15 $2,915,000 4,146,496 Direct -2.35% Disposed 51.5% (price as of 2026-10-02)
Dec. 13, 2010 GNTX S 200,000 $29.04 $5,808,000 4,246,496 Direct -4.50% Disposed 52.1% (price as of 2026-10-02)
Dec. 10, 2010 GNTX S 200,000 $28.86 $5,772,000 4,446,496 Direct -4.30% Disposed 53.0% (price as of 2026-10-02)
Feb. 17, 2010 GNTX S 127,200 $19.28 $2,452,416 4,466,496 Direct -2.77% Disposed 129.0% (price as of 2026-10-02)
Feb. 16, 2010 GNTX S 372,800 $19.07 $7,109,296 4,593,696 Direct -7.51% Disposed 131.6% (price as of 2026-10-02)
Feb. 12, 2010 GNTX S 223,715 $18.75 $4,194,656 4,966,496 Direct -4.31% Disposed 135.5% (price as of 2026-10-02)
Feb. 11, 2010 GNTX S 138,785 $18.77 $2,604,994 5,190,211 Direct -2.60% Disposed 135.3% (price as of 2026-10-02)
Feb. 10, 2010 GNTX S 77,500 $18.69 $1,448,475 5,328,996 Direct -1.43% Disposed 136.3% (price as of 2026-10-02)
Feb. 9, 2010 GNTX S 60,000 $18.63 $1,117,800 5,406,496 Direct -1.10% Disposed 137.0% (price as of 2026-10-02)
Feb. 26, 2007 GNTX S 20 $17.36 $347 5,147,496 Direct 0.00% Disposed 154.4% (price as of 2026-10-02)
Feb. 23, 2007 GNTX S 44,033 $17.42 $767,055 5,147,516 Direct -0.85% Disposed 153.5% (price as of 2026-10-02)
Feb. 22, 2007 GNTX S 700 $17.46 $12,222 5,191,549 Direct -0.01% Disposed 152.9% (price as of 2026-10-02)
Feb. 21, 2007 GNTX S 45,000 $17.47 $786,150 5,192,249 Direct -0.86% Disposed 152.8% (price as of 2026-10-02)
Feb. 16, 2007 GNTX S 40,800 $17.46 $712,368 5,237,249 Direct -0.77% Disposed 152.9% (price as of 2026-10-02)
Feb. 15, 2007 GNTX S 107,200 $17.46 $1,871,712 5,278,049 Direct -1.99% Disposed 152.9% (price as of 2026-10-02)
Feb. 14, 2007 GNTX S 5,863 $17.59 $103,130 5,385,249 Direct -0.11% Disposed 151.1% (price as of 2026-10-02)
Feb. 9, 2007 GNTX S 127,500 $17.79 $2,268,225 5,391,112 Direct -2.31% Disposed 148.2% (price as of 2026-10-02)
Feb. 8, 2007 GNTX S 233,000 $17.67 $4,117,110 5,518,612 Direct -4.05% Disposed 149.9% (price as of 2026-10-02)
Sept. 16, 2003 GNTX S 23,000 $38.44 $884,120 2,700,806 Direct -0.84% Disposed 129.8% (price as of 2026-10-02)
Sept. 15, 2003 GNTX S 2,000 $38.00 $76,000 2,723,806 Direct -0.07% Disposed 132.4% (price as of 2026-10-02)
Sept. 4, 2003 GNTX S 30,000 $38.61 $1,158,300 2,745,806 Direct -1.08% Disposed 128.7% (price as of 2026-10-02)
Sept. 2, 2003 GNTX S 100,000 $37.77 $3,777,000 2,865,806 Direct -3.37% Disposed 133.8% (price as of 2026-10-02)

Showing latest 100 of 104 transactions

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.

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DateTickerSecurityUnderlying Exercise priceExpirationSharesA/D
March 12, 2018 GNTX Employee Stock Option (Right to buy) Common Stock (28,200) $17.97 Aug. 17, 2023 28,200 Disposed
March 12, 2018 GNTX Employee Stock Option (Right to buy) Common Stock (54,000) $15.89 Aug. 19, 2022 54,000 Disposed
March 12, 2018 GNTX Employee Stock Option (Right to buy) Common Stock (149,373) $14.69 Sept. 20, 2021 149,373 Disposed
March 9, 2018 GNTX Employee Stock Option (Right to buy) Common Stock (6,627) $14.69 Sept. 20, 2021 6,627 Disposed
March 9, 2018 GNTX Employee Stock Option (Right to buy) Common Stock (250,000) $12.35 Aug. 11, 2018 250,000 Disposed
March 9, 2018 GNTX Employee Stock Option (Right to buy) Common Stock (208,000) $11.28 Aug. 15, 2020 208,000 Disposed
March 9, 2018 GNTX Employee Stock Option (Right to buy) Common Stock (250,000) $9.12 Aug. 16, 2019 250,000 Disposed
Aug. 7, 2017 GNTX Employee Stock Option (Right to buy) Common Stock (239,400) $9.12 Aug. 12, 2017 239,400 Disposed
Aug. 18, 2016 GNTX Employee Stock Option (Right to buy) Common Stock (141,000) $18.03 Aug. 18, 2023 141,000 Acquired
June 24, 2016 GNTX Employee Stock Option (Right to buy) Common Stock (228,000) $7.25 Aug. 13, 2016 228,000 Disposed
Aug. 19, 2015 GNTX Employee Stock Option (Right to Buy) Common Stock (135,000) $15.89 Aug. 19, 2022 135,000 Acquired
July 31, 2015 GNTX Employee Stock Option (Right to Buy) Common Stock (216,000) $8.05 Aug. 14, 2015 216,000 Disposed
Aug. 20, 2014 GNTX Employee Stock Option (Right to Buy) Common Stock (130,000) $29.38 Aug. 20, 2021 130,000 Acquired
July 29, 2014 GNTX Employee Stock Option (Right to Buy) Common Stock (103,000) $21.17 Aug. 9, 2014 103,000 Disposed
Aug. 15, 2013 GNTX Employee Stock Option (Right to Buy) Common Stock (130,000) $22.56 Aug. 15, 2020 130,000 Acquired
July 26, 2013 GNTX Employee Stock Option (Right to Buy) Common Stock (98,000) $13.52 Aug. 10, 2013 98,000 Disposed
Aug. 16, 2012 GNTX Employee Stock Option (Right to Buy) Common Stock (125,000) $18.23 Aug. 16, 2019 125,000 Acquired
Aug. 11, 2011 GNTX Employee Stock Option (Right to Buy) Common Stock (125,000) $24.70 Aug. 11, 2018 125,000 Acquired
Aug. 1, 2011 GNTX Employee Stock Option (Right to Buy) Common Stock (189,000) $17.24 Aug. 12, 2011 189,000 Disposed
Aug. 12, 2010 GNTX Employee Stock Option (Right to Buy) Common Stock (119,700) $18.23 Aug. 12, 2017 119,700 Acquired
Aug. 9, 2010 GNTX Employee Stock Option (Right to Buy) Common Stock (180,000) $16.71 Aug. 12, 2010 180,000 Disposed
Aug. 13, 2009 GNTX Employee Stock Option (Right to Buy) Common Stock (114,000) $14.50 Aug. 13, 2016 114,000 Acquired
Aug. 14, 2008 GNTX Employee Stock Option (Right to Buy) Common Stock (108,000) $16.10 Aug. 14, 2015 108,000 Acquired
Aug. 14, 2008 GNTX Employee Stock Option (Right to Buy) Common Stock (160,000) $14.50 Aug. 17, 2008 160,000 Disposed
Aug. 9, 2007 GNTX Employee Stock Option (Right to Buy) Common Stock (103,000) $21.17 Aug. 9, 2014 103,000 Acquired
July 30, 2007 GNTX Employee Stock Option (Right to Buy) Common Stock (144,000) $13.12 Aug. 18, 2007 144,000 Disposed
Aug. 10, 2006 GNTX Employee Stock Option (Right to Buy) Common Stock (98,000) $13.52 Aug. 10, 2013 98,000 Acquired
Aug. 7, 2006 GNTX Employee Stock Option (Right to Buy) Common Stock (130,000) $11.03 Aug. 13, 2006 130,000 Disposed
Aug. 11, 2005 GNTX Employee Stock Option (Right to Buy) Common Stock (98,000) $18.03 Aug. 11, 2012 98,000 Acquired
Aug. 9, 2005 GNTX Employee Stock Option (Right to Buy) Common Stock (100,000) $6.69 Aug. 14, 2005 100,000 Disposed
Aug. 18, 2004 GNTX Employee Stock Option (Right to Buy) Common Stock (60,000) $11.66 Aug. 25, 2004 60,000 Disposed
Aug. 12, 2004 GNTX Employee Stock Option (Right to Buy) Common Stock (94,500) $34.49 Aug. 12, 2011 94,500 Acquired
Aug. 12, 2003 GNTX Employee Stock Option (Right to Buy) Common Stock (90,000) $33.42 Aug. 12, 2010 90,000 Acquired
Aug. 4, 2003 GNTX Employee Stock Option (Right to Buy) Common Stock (30,000) $12.81 Aug. 22, 2003 30,000 Disposed

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

Compensation (DEF 14A)

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Matched by name from proxy statements (DEF 14A) — verify against the filing.

Fiscal yearSalaryBonusStock awards Option awardsNon-equity incentivePension changeOtherTotal
2013 $479,960 $103,368 · · · · $43,697 $1,708,794
2012 · · · · · · · ·
2011 · · · · · · · ·

Figures from the Summary Compensation Table of the company's proxy statement (DEF 14A). Compensation is not a recommendation.