John C Shoemaker
Insider
First SEC filing: Oct. 30, 2007 · Latest: Oct. 30, 2007
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 |
|---|---|---|---|---|---|---|---|---|---|
| Nov. 12, 2025 | EXTR | M | 13,354 | · | · | 582,345 Indirect | +2.35% | Acquired | (price as of 2026-10-02) |
| Nov. 12, 2025 | EXTR | A | 11,767 | · | · | 11,767 Direct | · | Acquired | (price as of 2026-10-02) |
| Nov. 12, 2025 | EXTR | M | 13,354 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-02) |
| Nov. 14, 2024 | EXTR | A | 13,354 | · | · | 13,354 Direct | · | Acquired | (price as of 2026-10-02) |
| Nov. 8, 2024 | EXTR | M | 12,975 | · | · | 561,791 Indirect | +2.36% | Acquired | (price as of 2026-10-02) |
| Nov. 8, 2024 | EXTR | M | 12,975 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-02) |
| Nov. 8, 2023 | EXTR | M | 11,466 | · | · | 548,816 Indirect | +2.13% | Acquired | (price as of 2026-10-02) |
| Nov. 8, 2023 | EXTR | M | 11,466 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-02) |
| Nov. 8, 2023 | EXTR | A | 12,975 | · | · | 12,975 Direct | · | Acquired | (price as of 2026-10-02) |
| Sept. 1, 2023 | EXTR | G | 2,400 | · | · | 537,350 Indirect | -0.44% | Disposed | (price as of 2026-10-02) |
| Nov. 17, 2022 | EXTR | A | 11,466 | · | · | 11,466 Direct | · | Acquired | (price as of 2026-10-02) |
| Nov. 4, 2022 | EXTR | M | 16,521 | · | · | 539,750 Indirect | +3.16% | Acquired | (price as of 2026-10-02) |
| Nov. 4, 2022 | EXTR | M | 16,521 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-02) |
| Nov. 4, 2021 | EXTR | M | 42,505 | · | · | 523,229 Indirect | +8.84% | Acquired | (price as of 2026-10-02) |
| Nov. 4, 2021 | EXTR | M | 42,505 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-02) |
| Nov. 4, 2021 | EXTR | A | 16,521 | · | · | 16,521 Direct | · | Acquired | (price as of 2026-10-02) |
| Nov. 7, 2020 | EXTR | M | 28,358 | · | · | 480,724 Indirect | +6.27% | Acquired | (price as of 2026-10-02) |
| Nov. 7, 2020 | EXTR | M | 28,358 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-02) |
| Nov. 5, 2020 | EXTR | A | 42,505 | · | · | 42,505 Direct | · | Acquired | (price as of 2026-10-02) |
| June 5, 2020 | EXTR | P | 50,000 | $5.11 | $255,500 | 452,366 Indirect | +12.43% | Acquired | 352.4% (price as of 2026-10-02) |
| May 17, 2020 | EXTR | P | 7,200 | $10.00 | $72,000 | 7,200 Indirect | · | Acquired | 131.2% (price as of 2026-10-02) |
| Feb. 10, 2020 | EXTR | P | 25,000 | $6.08 | $152,000 | 402,366 Indirect | +6.62% | Acquired | 280.3% (price as of 2026-10-02) |
| Nov. 8, 2019 | EXTR | M | 25,487 | · | · | 377,366 Direct | +7.24% | Acquired | (price as of 2026-10-02) |
| Nov. 8, 2019 | EXTR | M | 25,487 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-02) |
| Nov. 7, 2019 | EXTR | A | 28,358 | · | · | 28,358 Direct | · | Acquired | (price as of 2026-10-02) |
| Nov. 9, 2018 | EXTR | M | 14,873 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-02) |
| Nov. 9, 2018 | EXTR | M | 14,873 | · | · | 351,879 Direct | +4.41% | Acquired | (price as of 2026-10-02) |
| Nov. 8, 2018 | EXTR | A | 25,487 | · | · | 25,487 Direct | · | Acquired | (price as of 2026-10-02) |
| May 11, 2018 | EXTR | P | 20,000 | $8.40 | $168,000 | 337,006 Direct | +6.31% | Acquired | 175.2% (price as of 2026-10-02) |
| May 8, 2017 | EXTR | M | 25,000 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-02) |
| May 8, 2017 | EXTR | M | 15,000 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-02) |
| May 8, 2017 | EXTR | M | 15,000 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-02) |
| May 8, 2017 | EXTR | M | 25,000 | $4.25 | $106,250 | 260,748 Direct | +10.60% | Acquired | 444.0% (price as of 2026-10-02) |
| May 8, 2017 | EXTR | M | 15,000 | $3.87 | $58,050 | 235,748 Direct | +6.80% | Acquired | 497.4% (price as of 2026-10-02) |
| May 8, 2017 | EXTR | M | 15,000 | $3.02 | $45,300 | 220,748 Direct | +7.29% | Acquired | 665.6% (price as of 2026-10-02) |
| Nov. 18, 2016 | EXTR | A | 26,258 | · | · | 26,258 Direct | · | Acquired | (price as of 2026-10-02) |
| Sept. 15, 2016 | EXTR | M | 15,000 | · | · | 10,000 Direct | -60.00% | Disposed | (price as of 2026-10-02) |
| Sept. 15, 2016 | EXTR | S 10b5-1 | 15,000 | $4.25 | $63,750 | 205,748 Direct | -6.80% | Disposed | 444.0% (price as of 2026-10-02) |
| Sept. 15, 2016 | EXTR | M | 15,000 | $2.82 | $42,300 | 220,748 Direct | +7.29% | Acquired | 719.9% (price as of 2026-10-02) |
| Nov. 12, 2015 | EXTR | A | 31,662 | · | · | 205,748 Direct | +18.19% | Acquired | (price as of 2026-10-02) |
| Aug. 31, 2015 | EXTR | P | 20,000 | $2.90 | $58,000 | 174,086 Direct | +12.98% | Acquired | 697.2% (price as of 2026-10-02) |
| Nov. 12, 2014 | EXTR | A | 32,000 | · | · | 154,086 Direct | +26.21% | Acquired | (price as of 2026-10-02) |
| May 8, 2014 | EXTR | A | 7,042 | · | · | 122,086 Direct | +6.12% | Acquired | (price as of 2026-10-02) |
| Nov. 20, 2013 | EXTR | A | 15,175 | · | · | 115,044 Direct | +15.19% | Acquired | (price as of 2026-10-02) |
| Nov. 27, 2012 | EXTR | A | 26,536 | · | · | 99,869 Direct | +36.19% | Acquired | (price as of 2026-10-02) |
| April 26, 2012 | EXTR | A | 15,000 | $3.87 | $58,050 | 15,000 Direct | · | Acquired | 497.4% (price as of 2026-10-02) |
| April 26, 2012 | EXTR | A | 5,000 | · | · | 73,333 Direct | +7.32% | Acquired | (price as of 2026-10-02) |
| Aug. 5, 2011 | EXTR | A | 20,000 | · | · | 68,333 Direct | +41.38% | Acquired | (price as of 2026-10-02) |
| Aug. 5, 2011 | EXTR | A | 20,000 | $3.02 | $60,400 | 20,000 Direct | · | Acquired | 665.6% (price as of 2026-10-02) |
| Dec. 15, 2010 | EXTR | A | 15,000 | $3.02 | $45,300 | 15,000 Direct | · | Acquired | 665.6% (price as of 2026-10-02) |
| Dec. 15, 2010 | EXTR | A | 5,000 | · | · | 48,333 Direct | +11.54% | Acquired | (price as of 2026-10-02) |
| Aug. 17, 2010 | EXTR | P | 1,000 | $2.66 | $2,660 | 24,333 Direct | +4.29% | Acquired | 769.2% (price as of 2026-10-02) |
| Aug. 17, 2010 | EXTR | P | 200 | $2.66 | $532 | 24,533 Direct | +0.82% | Acquired | 769.2% (price as of 2026-10-02) |
| Aug. 17, 2010 | EXTR | P | 200 | $2.66 | $532 | 24,733 Direct | +0.82% | Acquired | 769.2% (price as of 2026-10-02) |
| Aug. 17, 2010 | EXTR | P | 624 | $2.66 | $1,660 | 25,357 Direct | +2.52% | Acquired | 769.2% (price as of 2026-10-02) |
| Aug. 17, 2010 | EXTR | P | 800 | $2.66 | $2,128 | 26,157 Direct | +3.15% | Acquired | 769.2% (price as of 2026-10-02) |
| Aug. 17, 2010 | EXTR | P | 8,448 | $2.66 | $22,472 | 34,605 Direct | +32.30% | Acquired | 769.2% (price as of 2026-10-02) |
| Aug. 17, 2010 | EXTR | P | 5,528 | $2.67 | $14,760 | 40,133 Direct | +15.97% | Acquired | 765.9% (price as of 2026-10-02) |
| Aug. 17, 2010 | EXTR | P | 3,200 | $2.67 | $8,544 | 43,333 Direct | +7.97% | Acquired | 765.9% (price as of 2026-10-02) |
| Dec. 23, 2009 | EXTR | A | 15,000 | · | · | 15,000 Direct | · | Acquired | (price as of 2026-10-02) |
| Dec. 23, 2009 | EXTR | A | 5,000 | · | · | 23,333 Direct | +27.27% | Acquired | (price as of 2026-10-02) |
| Dec. 4, 2008 | EXTR | A | 15,000 | · | · | 15,000 Direct | · | Acquired | (price as of 2026-10-02) |
| Dec. 4, 2008 | EXTR | A | 5,000 | · | · | 18,333 Direct | +37.50% | Acquired | (price as of 2026-10-02) |
| Dec. 6, 2007 | EXTR | A | 15,000 | · | · | 15,000 Direct | · | Acquired | (price as of 2026-10-02) |
| Dec. 6, 2007 | EXTR | A | 5,000 | · | · | 13,333 Direct | +60.00% | Acquired | (price as of 2026-10-02) |
| Oct. 26, 2007 | EXTR | A | 25,000 | · | · | 25,000 Direct | · | Acquired | (price as of 2026-10-02) |
| Oct. 26, 2007 | EXTR | A | 8,333 | · | · | 8,333 Direct | · | 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 |
|---|---|---|---|---|---|---|---|
| Nov. 12, 2025 | EXTR | Restricted Stock Units | Common Stock | $0.00 | Nov. 12, 2026 | 11,767 | Acquired |
| Nov. 12, 2025 | EXTR | Restricted Stock Units | Common Stock | $0.00 | Nov. 12, 2025 | 13,354 | Disposed |
| Nov. 14, 2024 | EXTR | Restricted Stock Units | Common Stock | $0.00 | Nov. 14, 2025 | 13,354 | Acquired |
| Nov. 8, 2024 | EXTR | RSU Award | Common Stock | $0.00 | Nov. 8, 2024 | 12,975 | Disposed |
| Nov. 8, 2023 | EXTR | RSU Award | Common Stock | $0.00 | Nov. 17, 2023 | 11,466 | Disposed |
| Nov. 8, 2023 | EXTR | RSU Award | Common Stock | $0.00 | Nov. 8, 2024 | 12,975 | Acquired |
| Nov. 17, 2022 | EXTR | RSU Award | Common Stock | $0.00 | Nov. 17, 2023 | 11,466 | Acquired |
| Nov. 4, 2022 | EXTR | RSU Award | Common Stock | $0.00 | Nov. 4, 2022 | 16,521 | Disposed |
| Nov. 4, 2021 | EXTR | RSU Award | Common Stock | $0.00 | Nov. 4, 2021 | 42,505 | Disposed |
| Nov. 4, 2021 | EXTR | RSU Award | Common Stock | $0.00 | Nov. 4, 2022 | 16,521 | Acquired |
| Nov. 7, 2020 | EXTR | RSU Award | Common Stock | $0.00 | Nov. 7, 2020 | 28,358 | Disposed |
| Nov. 5, 2020 | EXTR | RSU Award | Common Stock | $0.00 | Nov. 5, 2021 | 42,505 | Acquired |
| Nov. 8, 2019 | EXTR | RSU Award | Common Stock | $0.00 | Nov. 8, 2019 | 25,487 | Disposed |
| Nov. 7, 2019 | EXTR | RSU Award | Common Stock | $0.00 | Nov. 7, 2020 | 28,358 | Acquired |
| Nov. 9, 2018 | EXTR | RSU Award | Common Stock | $0.00 | Nov. 9, 2018 | 14,873 | Disposed |
| Nov. 8, 2018 | EXTR | RSU Award | Common Stock | $0.00 | Nov. 8, 2020 | 25,487 | Acquired |
| May 8, 2017 | EXTR | Non-Qualified Stock Option (right to buy) | Common Stock | $4.25 | Oct. 26, 2017 | 25,000 | Disposed |
| May 8, 2017 | EXTR | Non-Qualified Stock Option (right to buy) | Common Stock | $3.87 | Dec. 6, 2017 | 15,000 | Disposed |
| May 8, 2017 | EXTR | Non-Qualified Stock Option (right to buy) | Common Stock | $3.02 | Dec. 15, 2017 | 15,000 | Disposed |
| Nov. 18, 2016 | EXTR | RSU Award | Common Stock | $0.00 | Nov. 18, 2017 | 26,258 | Acquired |
| Sept. 15, 2016 | EXTR | Non-Qualified Stock Option (right to buy) | Common Stock | $2.82 | Dec. 23, 2016 | 15,000 | Disposed |
| April 26, 2012 | EXTR | Non-Qualified Stock Option (right to buy) | Common Stock | $3.87 | April 26, 2019 | 15,000 | Acquired |
| Aug. 5, 2011 | EXTR | Non-Qualified Stock Option (right to buy) | Common Stock | $3.02 | Aug. 5, 2018 | 20,000 | Acquired |
| Dec. 15, 2010 | EXTR | Non-Qualified Stock Option (right to buy) | Common Stock | $3.02 | Dec. 15, 2017 | 15,000 | Acquired |
| Dec. 23, 2009 | EXTR | Non-Qualified Stock Option (right to buy) | Common Stock | $2.82 | Dec. 23, 2019 | 15,000 | Acquired |
| Dec. 4, 2008 | EXTR | Stock Option (right to buy) | Common Stock | $1.85 | Dec. 4, 2018 | 15,000 | Acquired |
| Dec. 6, 2007 | EXTR | Stock Option (right to buy) | Common Stock | $3.87 | Dec. 8, 2017 | 15,000 | Acquired |
| Oct. 26, 2007 | EXTR | Stock Option (Right to Buy) | Common Stock | $4.25 | Oct. 26, 2017 | 25,000 | Acquired |
Exercise/conversion price is blank when not applicable (e.g. RSUs).
Initial ownership (Form 3) 1 holding
Securities held when first becoming an insider, per SEC Form 3.
| Date | Ticker | Security | Shares | Ownership |
|---|---|---|---|---|
| Oct. 30, 2007 | EXTR | No securities owned | 0 | Direct |