John W Arnold
First SEC filing: Aug. 18, 2010 · Latest: Aug. 18, 2010
Insider at
Insider transactions
Price change vs current quote, split-adjusted for corporate actions since the filing — not benchmarked, not annualized, not size-weighted
| Date | Ticker | Code | Shares | Price | Value | Owned after | Δ own | A/D | vs now |
|---|---|---|---|---|---|---|---|---|---|
| Dec. 29, 2011 | GNTX | M | 2,928 | $18.03 | $52,792 | 8,784 Direct | -25.00% | Disposed | 144.9% (price as of 2026-10-02) |
| Dec. 29, 2011 | GNTX | S | 2,928 | $29.34 | $85,908 | 10,182 Direct | -22.33% | Disposed | 50.5% (price as of 2026-10-02) |
| Dec. 29, 2011 | GNTX | M | 2,928 | $18.03 | $52,792 | 13,110 Direct | +28.76% | Acquired | 144.9% (price as of 2026-10-02) |
| Dec. 27, 2011 | GNTX | M | 2,788 | $8.30 | $23,140 | 5,576 Direct | -33.33% | Disposed | 432.0% (price as of 2026-10-02) |
| Dec. 27, 2011 | GNTX | M | 2,654 | $18.12 | $48,090 | 2,654 Direct | -50.00% | Disposed | 143.7% (price as of 2026-10-02) |
| Dec. 27, 2011 | GNTX | M | 2,526 | $15.85 | $40,037 | 0 Direct | -100.00% | Disposed | 178.6% (price as of 2026-10-02) |
| Dec. 27, 2011 | GNTX | S | 7,968 | $29.70 | $236,650 | 10,182 Direct | -43.90% | Disposed | 48.7% (price as of 2026-10-02) |
| Dec. 27, 2011 | GNTX | M | 2,788 | $8.30 | $23,140 | 18,150 Direct | +18.15% | Acquired | 432.0% (price as of 2026-10-02) |
| Dec. 27, 2011 | GNTX | M | 2,654 | $18.12 | $48,090 | 15,362 Direct | +20.88% | Acquired | 143.7% (price as of 2026-10-02) |
| Dec. 27, 2011 | GNTX | M | 2,526 | $15.85 | $40,037 | 12,708 Direct | +24.81% | Acquired | 178.6% (price as of 2026-10-02) |
| Dec. 29, 2010 | GNTX | M | 2,928 | $18.03 | $52,792 | 11,712 Direct | -20.00% | Disposed | 144.9% (price as of 2026-10-02) |
| Dec. 29, 2010 | GNTX | M | 2,788 | $8.30 | $23,140 | 8,364 Direct | -25.00% | Disposed | 432.0% (price as of 2026-10-02) |
| Dec. 29, 2010 | GNTX | M | 2,654 | $18.12 | $48,090 | 5,308 Direct | -33.33% | Disposed | 143.7% (price as of 2026-10-02) |
| Dec. 29, 2010 | GNTX | M | 2,526 | $15.85 | $40,037 | 2,526 Direct | -50.00% | Disposed | 178.6% (price as of 2026-10-02) |
| Dec. 29, 2010 | GNTX | M | 2,360 | $19.50 | $46,020 | 0 Direct | -100.00% | Disposed | 126.5% (price as of 2026-10-02) |
| Dec. 29, 2010 | GNTX | S | 13,256 | $29.63 | $392,775 | 10,182 Direct | -56.56% | Disposed | 49.0% (price as of 2026-10-02) |
| Dec. 29, 2010 | GNTX | M | 2,928 | $18.03 | $52,792 | 23,438 Direct | +14.28% | Acquired | 144.9% (price as of 2026-10-02) |
| Dec. 29, 2010 | GNTX | M | 2,788 | $8.30 | $23,140 | 20,510 Direct | +15.73% | Acquired | 432.0% (price as of 2026-10-02) |
| Dec. 29, 2010 | GNTX | M | 2,654 | $18.12 | $48,090 | 17,722 Direct | +17.61% | Acquired | 143.7% (price as of 2026-10-02) |
| Dec. 29, 2010 | GNTX | M | 2,526 | $15.85 | $40,037 | 15,068 Direct | +20.14% | Acquired | 178.6% (price as of 2026-10-02) |
| Dec. 29, 2010 | GNTX | M | 2,360 | $19.50 | $46,020 | 12,542 Direct | +23.18% | Acquired | 126.5% (price as of 2026-10-02) |
| Dec. 28, 2010 | GNTX | A | 15,380 | $29.46 | $453,095 | 15,380 Direct | · | Acquired | 49.9% (price as of 2026-10-02) |
| Dec. 28, 2010 | GNTX | S | 4,800 | $29.41 | $141,168 | 10,182 Direct | -32.04% | Disposed | 50.2% (price as of 2026-10-02) |
| Dec. 1, 2010 | GNTX | M | 9,440 | $19.50 | $184,080 | 2,360 Direct | -80.00% | Disposed | 126.5% (price as of 2026-10-02) |
| Dec. 1, 2010 | GNTX | M | 21,000 | $21.50 | $451,500 | 0 Direct | -100.00% | Disposed | 105.4% (price as of 2026-10-02) |
| Dec. 1, 2010 | GNTX | S | 30,440 | $21.90 | $666,636 | 14,982 Direct | -67.02% | Disposed | 101.6% (price as of 2026-10-02) |
| Dec. 1, 2010 | GNTX | M | 9,440 | $19.50 | $184,080 | 45,422 Direct | +26.24% | Acquired | 126.5% (price as of 2026-10-02) |
| Dec. 1, 2010 | GNTX | M | 21,000 | $21.50 | $451,500 | 35,982 Direct | +140.17% | Acquired | 105.4% (price as of 2026-10-02) |
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.
| Date | Ticker | Security | Underlying | Exercise price | Expiration | Shares | A/D |
|---|---|---|---|---|---|---|---|
| Dec. 29, 2011 | GNTX | Employee Stock Option (Right to Buy) | Common Stock | $18.03 | Dec. 29, 2016 | 2,928 | Disposed |
| Dec. 27, 2011 | GNTX | Employee Stock Option (Right to Buy) | Common Stock | $8.30 | Dec. 24, 2015 | 2,788 | Disposed |
| Dec. 27, 2011 | GNTX | Employee Stock Option (Right to Buy) | Common Stock | $18.12 | Dec. 27, 2014 | 2,654 | Disposed |
| Dec. 27, 2011 | GNTX | Employee Stock Option (Right to Buy) | Common Stock | $15.85 | Dec. 22, 2013 | 2,526 | Disposed |
| Dec. 29, 2010 | GNTX | Employee Stock Option (Right to Buy) | Common Stock | $18.03 | Dec. 29, 2016 | 2,928 | Disposed |
| Dec. 29, 2010 | GNTX | Employee Stock Option (Right to Buy) | Common Stock | $8.30 | Dec. 24, 2015 | 2,788 | Disposed |
| Dec. 29, 2010 | GNTX | Employee Stock Option (Right to Buy) | Common Stock | $18.12 | Dec. 27, 2014 | 2,654 | Disposed |
| Dec. 29, 2010 | GNTX | Employee Stock Option (Right to Buy) | Common Stock | $15.85 | Dec. 22, 2013 | 2,526 | Disposed |
| Dec. 29, 2010 | GNTX | Employee Stock Option (Right to Buy) | Common Stock | $19.50 | Dec. 27, 2012 | 2,360 | Disposed |
| Dec. 28, 2010 | GNTX | Employee Stock Option (Right to Buy) | Common Stock | $29.46 | Dec. 28, 2017 | 15,380 | Acquired |
| Dec. 1, 2010 | GNTX | Employee Stock Option (Right to Buy) | Common Stock | $19.50 | Dec. 27, 2012 | 9,440 | Disposed |
| Dec. 1, 2010 | GNTX | Employee Stock Option (Right to Buy) | Common Stock | $21.50 | Dec. 24, 2010 | 21,000 | Disposed |
Exercise/conversion price is blank when not applicable (e.g. RSUs).
Initial ownership (Form 3) 7 holdings
Securities held when first becoming an insider, per SEC Form 3.
| Date | Ticker | Security | Shares | Ownership |
|---|---|---|---|---|
| Aug. 18, 2010 | GNTX | Common Stock | 14,982 | Direct |
| Aug. 18, 2010 | GNTX | Employee Stock Option (Right to Buy) | 21,000 | Direct |
| Aug. 18, 2010 | GNTX | Employee Stock Option (Right to Buy) | 11,800 | Direct |
| Aug. 18, 2010 | GNTX | Employee Stock Option (Right to Buy) | 5,052 | Direct |
| Aug. 18, 2010 | GNTX | Employee Stock Option (Right to Buy) | 7,962 | Direct |
| Aug. 18, 2010 | GNTX | Employee Stock Option (Right to Buy) | 11,152 | Direct |
| Aug. 18, 2010 | GNTX | Employee Stock Option (Right to Buy) | 14,640 | Direct |
Compensation (DEF 14A)
Matched by name from proxy statements (DEF 14A) — verify against the filing.
| Fiscal year | Salary | Bonus | Stock awards | Option awards | Non-equity incentive | Pension change | Other | Total |
|---|---|---|---|---|---|---|---|---|
| 2011 | $212,108,205,346 | $3,956,667,031 | · | · | · | · | $1,217,913,988 | $263,853,414,179 |
| 2010 | $205,346 | $67,031 | $0 | $127,814 | · | · | $13,988 | $414,179 |
Figures from the Summary Compensation Table of the company's proxy statement (DEF 14A). Compensation is not a recommendation.