Joseph E Matthews IV
Insider
First SEC filing: July 30, 2014 · Latest: July 30, 2014
Insider at
Insider transactions
0 buys (P)
0 sells (S)
Net: $0
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 |
|---|---|---|---|---|---|---|---|---|---|
| March 1, 2018 | GNTX | M | 1,060 | $14.70 | $15,582 | 22,180 Direct | +5.02% | Acquired | 50.2% (price as of 2026-10-02) |
| March 1, 2018 | GNTX | S | 1,060 | $22.51 | $23,861 | 21,120 Direct | -4.78% | Disposed | -1.9% (price as of 2026-10-02) |
| March 1, 2018 | GNTX | M | 1,060 | $14.70 | $15,582 | 0 Direct | -100.00% | Disposed | 50.2% (price as of 2026-10-02) |
| Feb. 15, 2018 | GNTX | A | 3,000 | · | · | 21,120 Direct | +16.56% | Acquired | (price as of 2026-10-02) |
| Feb. 15, 2018 | GNTX | A | 6,500 | $22.94 | $149,110 | 6,500 Direct | · | Acquired | -3.7% (price as of 2026-10-02) |
| April 24, 2017 | GNTX | M | 1,980 | $18.30 | $36,234 | 20,100 Direct | +10.93% | Acquired | 20.7% (price as of 2026-10-02) |
| April 24, 2017 | GNTX | M | 2,246 | $10.12 | $22,730 | 22,346 Direct | +11.17% | Acquired | 118.2% (price as of 2026-10-02) |
| April 24, 2017 | GNTX | M | 4,710 | $15.41 | $72,581 | 27,056 Direct | +21.08% | Acquired | 43.3% (price as of 2026-10-02) |
| April 24, 2017 | GNTX | M | 1,060 | $14.70 | $15,582 | 28,116 Direct | +3.92% | Acquired | 50.2% (price as of 2026-10-02) |
| April 24, 2017 | GNTX | S | 1,980 | $20.31 | $40,214 | 26,136 Direct | -7.04% | Disposed | 8.7% (price as of 2026-10-02) |
| April 24, 2017 | GNTX | S | 1,060 | $20.31 | $21,529 | 25,076 Direct | -4.06% | Disposed | 8.7% (price as of 2026-10-02) |
| April 24, 2017 | GNTX | S | 2,246 | $20.31 | $45,616 | 22,830 Direct | -8.96% | Disposed | 8.7% (price as of 2026-10-02) |
| April 24, 2017 | GNTX | S | 4,710 | $20.31 | $95,660 | 18,120 Direct | -20.63% | Disposed | 8.7% (price as of 2026-10-02) |
| April 24, 2017 | GNTX | M | 1,980 | $18.30 | $36,234 | 2,970 Direct | -40.00% | Disposed | 20.7% (price as of 2026-10-02) |
| April 24, 2017 | GNTX | M | 4,710 | $15.41 | $72,581 | 2,356 Direct | -66.66% | Disposed | 43.3% (price as of 2026-10-02) |
| April 24, 2017 | GNTX | M | 1,060 | $14.70 | $15,582 | 4,240 Direct | -20.00% | Disposed | 50.2% (price as of 2026-10-02) |
| April 24, 2017 | GNTX | M | 2,246 | $10.12 | $22,730 | 0 Direct | -100.00% | Disposed | 118.2% (price as of 2026-10-02) |
| Feb. 16, 2017 | GNTX | A | 2,750 | · | · | 18,120 Direct | +17.89% | Acquired | (price as of 2026-10-02) |
| Feb. 16, 2017 | GNTX | A | 5,680 | $20.52 | $116,554 | 5,680 Direct | · | Acquired | 7.6% (price as of 2026-10-02) |
| Nov. 18, 2016 | GNTX | M | 2,244 | $10.12 | $22,709 | 17,614 Direct | +14.60% | Acquired | 118.2% (price as of 2026-10-02) |
| Nov. 18, 2016 | GNTX | S | 2,244 | $18.00 | $40,392 | 15,370 Direct | -12.74% | Disposed | 22.7% (price as of 2026-10-02) |
| Nov. 18, 2016 | GNTX | M | 2,244 | $10.12 | $22,709 | 2,246 Direct | -49.98% | Disposed | 118.2% (price as of 2026-10-02) |
| June 1, 2016 | GNTX | M | 2,140 | $12.22 | $26,151 | 17,510 Direct | +13.92% | Acquired | 80.7% (price as of 2026-10-02) |
| June 1, 2016 | GNTX | S | 2,140 | $16.50 | $35,310 | 15,370 Direct | -12.22% | Disposed | 33.8% (price as of 2026-10-02) |
| June 1, 2016 | GNTX | M | 2,140 | $12.22 | $26,151 | 0 Direct | -100.00% | Disposed | 80.7% (price as of 2026-10-02) |
| Feb. 22, 2016 | GNTX | A | 5,300 | $14.70 | $77,910 | 5,300 Direct | · | Acquired | 50.2% (price as of 2026-10-02) |
| Feb. 22, 2016 | GNTX | A | 2,570 | · | · | 15,370 Direct | +20.08% | Acquired | (price as of 2026-10-02) |
| April 23, 2015 | GNTX | M | 2,354 | $15.41 | $36,275 | 7,066 Direct | -24.99% | Disposed | 43.3% (price as of 2026-10-02) |
| April 23, 2015 | GNTX | M | 2,246 | $10.12 | $22,730 | 4,490 Direct | -33.34% | Disposed | 118.2% (price as of 2026-10-02) |
| April 23, 2015 | GNTX | M | 2,140 | $12.22 | $26,151 | 2,140 Direct | -50.00% | Disposed | 80.7% (price as of 2026-10-02) |
| April 23, 2015 | GNTX | M | 8,400 | $15.12 | $127,008 | 0 Direct | -100.00% | Disposed | 46.0% (price as of 2026-10-02) |
| April 23, 2015 | GNTX | S | 15,140 | $18.11 | $274,185 | 12,800 Direct | -54.19% | Disposed | 21.9% (price as of 2026-10-02) |
| April 23, 2015 | GNTX | M | 2,354 | $15.41 | $36,275 | 27,940 Direct | +9.20% | Acquired | 43.3% (price as of 2026-10-02) |
| April 23, 2015 | GNTX | M | 2,246 | $10.12 | $22,730 | 25,586 Direct | +9.62% | Acquired | 118.2% (price as of 2026-10-02) |
| April 23, 2015 | GNTX | M | 2,140 | $12.22 | $26,151 | 23,340 Direct | +10.09% | Acquired | 80.7% (price as of 2026-10-02) |
| April 23, 2015 | GNTX | M | 8,400 | $15.12 | $127,008 | 21,200 Direct | +65.62% | Acquired | 46.0% (price as of 2026-10-02) |
| March 31, 2015 | GNTX | A | 4,950 | $18.30 | $90,585 | 4,950 Direct | · | Acquired | 20.7% (price as of 2026-10-02) |
| March 31, 2015 | GNTX | S | 4,000 | $18.35 | $73,400 | 12,800 Direct | -23.81% | Disposed | 20.3% (price as of 2026-10-02) |
| Oct. 24, 2014 | GNTX | M | 1,070 | $24.45 | $26,162 | 2,140 Direct | -33.33% | Disposed | 80.6% (price as of 2026-10-02) |
| Oct. 24, 2014 | GNTX | S | 1,070 | $31.72 | $33,940 | 8,400 Direct | -11.30% | Disposed | 39.2% (price as of 2026-10-02) |
| Oct. 24, 2014 | GNTX | M | 1,070 | $24.45 | $26,162 | 9,470 Direct | +12.74% | Acquired | 80.6% (price as of 2026-10-02) |
| Sept. 30, 2014 | GNTX | A | 4,000 | · | · | 8,400 Direct | +90.91% | Acquired | (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 |
|---|---|---|---|---|---|---|---|
| March 1, 2018 | GNTX | Employee Stock Option (Right to buy) | Common Stock | $14.70 | Feb. 22, 2023 | 1,060 | Disposed |
| Feb. 15, 2018 | GNTX | Employee Stock Option (Right to buy) | Common Stock | $22.94 | Feb. 15, 2028 | 6,500 | Acquired |
| April 24, 2017 | GNTX | Employee Stock Option (Right to buy) | Common Stock | $18.30 | March 31, 2022 | 1,980 | Disposed |
| April 24, 2017 | GNTX | Employee Stock Option (Right to buy) | Common Stock | $15.41 | March 28, 2019 | 4,710 | Disposed |
| April 24, 2017 | GNTX | Employee Stock Option (Right to buy) | Common Stock | $14.70 | Feb. 22, 2023 | 1,060 | Disposed |
| April 24, 2017 | GNTX | Stock Option (Right to buy) | Common Stock | $10.12 | March 27, 2018 | 2,246 | Disposed |
| Feb. 16, 2017 | GNTX | Employee Stock Option (Right to buy) | Common Stock | $20.52 | Feb. 16, 2024 | 5,680 | Acquired |
| Nov. 18, 2016 | GNTX | Employee Stock Option (Right to buy) | Common Stock | $10.12 | March 27, 2018 | 2,244 | Disposed |
| June 1, 2016 | GNTX | Employee Stock Option (Right to buy) | Common Stock | $12.22 | March 29, 2017 | 2,140 | Disposed |
| Feb. 22, 2016 | GNTX | Employee Stock Option (Right to Buy) | Common Stock | $14.70 | Feb. 22, 2023 | 5,300 | Acquired |
| April 23, 2015 | GNTX | Employee Stock Option (Right to Buy) | Common Stock | $15.41 | March 28, 2019 | 2,354 | Disposed |
| April 23, 2015 | GNTX | Employee Stock Option (Right to Buy) | Common Stock | $10.12 | March 27, 2018 | 2,246 | Disposed |
| April 23, 2015 | GNTX | Employee Stock Option (Right to Buy) | Common Stock | $12.22 | March 29, 2017 | 2,140 | Disposed |
| April 23, 2015 | GNTX | Employee Stock Option (Right to Buy) | Common Stock | $15.12 | March 31, 2016 | 8,400 | Disposed |
| March 31, 2015 | GNTX | Employee Stock Option (Right to Buy) | Common Stock | $18.30 | March 31, 2022 | 4,950 | Acquired |
| Oct. 24, 2014 | GNTX | Employee Stock Option (Right to Buy) | Common Stock | $24.45 | March 29, 2017 | 1,070 | Disposed |
Exercise/conversion price is blank when not applicable (e.g. RSUs).
Initial ownership (Form 3) 5 holdings
Securities held when first becoming an insider, per SEC Form 3.
| Date | Ticker | Security | Shares | Ownership |
|---|---|---|---|---|
| July 30, 2014 | GNTX | Common Stock | 4,400 | Direct |
| July 30, 2014 | GNTX | Employee Stock Option (Right to Buy) | 4,200 | Direct |
| July 30, 2014 | GNTX | Employee Stock Option (Right to Buy) | 3,210 | Direct |
| July 30, 2014 | GNTX | Employee Stock Option (Right to Buy) | 3,368 | Direct |
| July 30, 2014 | GNTX | Employee Stock Option (Right to Buy) | 4,710 | Direct |