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Stephen C. Cook
Insider
First SEC filing: March 23, 2009 · Latest: March 23, 2009
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 |
|---|---|---|---|---|---|---|---|---|---|
| April 30, 2025 | PRIM | A | 589 | · | · | 7,966 Direct | +7.98% | Acquired | (price as of 2026-10-02) |
| March 4, 2025 | PRIM | S | 998 | $68.00 | $67,864 | 7,377 Direct | -11.92% | Disposed | 16.3% (price as of 2026-10-02) |
| Feb. 19, 2025 | PRIM | A | 467 | · | · | 8,375 Direct | +5.91% | Acquired | (price as of 2026-10-02) |
| Nov. 14, 2024 | PRIM | S | 4,018 | $78.53 | $315,534 | 7,908 Direct | -33.69% | Disposed | 0.7% (price as of 2026-10-02) |
| Oct. 30, 2024 | PRIM | A | 686 | · | · | 11,926 Direct | +6.10% | Acquired | (price as of 2026-10-02) |
| July 31, 2024 | PRIM | A | 615 | · | · | 11,240 Direct | +5.79% | Acquired | (price as of 2026-10-02) |
| May 1, 2024 | PRIM | A | 800 | · | · | 10,625 Direct | +8.14% | Acquired | (price as of 2026-10-02) |
| Feb. 21, 2024 | PRIM | A | 998 | · | · | 9,825 Direct | +11.31% | Acquired | (price as of 2026-10-02) |
| Nov. 24, 2023 | PRIM | S | 4,000 | $30.77 | $123,080 | 8,827 Direct | -31.18% | Disposed | 157.0% (price as of 2026-10-02) |
| Nov. 2, 2023 | PRIM | A | 975 | · | · | 12,827 Direct | +8.23% | Acquired | (price as of 2026-10-02) |
| Aug. 10, 2023 | PRIM | S | 4,000 | $34.08 | $136,320 | 11,852 Direct | -25.23% | Disposed | 132.0% (price as of 2026-10-02) |
| Aug. 2, 2023 | PRIM | A | 1,107 | · | · | 15,852 Direct | +7.51% | Acquired | (price as of 2026-10-02) |
| June 7, 2023 | PRIM | S | 3,500 | $29.97 | $104,895 | 14,745 Direct | -19.18% | Disposed | 163.9% (price as of 2026-10-02) |
| May 3, 2023 | PRIM | A | 1,283 | · | · | 18,245 Direct | +7.56% | Acquired | (price as of 2026-10-02) |
| March 27, 2023 | PRIM | S | 7,000 | $24.16 | $169,120 | 16,962 Direct | -29.21% | Disposed | 227.3% (price as of 2026-10-02) |
| Feb. 22, 2023 | PRIM | A | 1,515 | · | · | 23,962 Direct | +6.75% | Acquired | (price as of 2026-10-02) |
| Nov. 17, 2022 | PRIM | S | 6,973 | $20.75 | $144,690 | 22,447 Direct | -23.70% | Disposed | 281.1% (price as of 2026-10-02) |
| Nov. 3, 2022 | PRIM | A | 1,724 | · | · | 29,420 Direct | +6.22% | Acquired | (price as of 2026-10-02) |
| Aug. 3, 2022 | PRIM | A | 1,211 | · | · | 27,696 Direct | +4.57% | Acquired | (price as of 2026-10-02) |
| May 4, 2022 | PRIM | A | 1,119 | · | · | 26,485 Direct | +4.41% | Acquired | (price as of 2026-10-02) |
| Feb. 24, 2022 | PRIM | A | 1,206 | · | · | 25,366 Direct | +4.99% | Acquired | (price as of 2026-10-02) |
| Nov. 3, 2021 | PRIM | A | 1,111 | · | · | 24,160 Direct | +4.82% | Acquired | (price as of 2026-10-02) |
| Aug. 3, 2021 | PRIM | A | 916 | · | · | 23,049 Direct | +4.14% | Acquired | (price as of 2026-10-02) |
| May 4, 2021 | PRIM | A | 802 | · | · | 22,133 Direct | +3.76% | Acquired | (price as of 2026-10-02) |
| Feb. 19, 2021 | PRIM | A | 1,054 | · | · | 21,331 Direct | +5.20% | Acquired | (price as of 2026-10-02) |
| Nov. 5, 2020 | PRIM | A | 1,221 | · | · | 20,277 Direct | +6.41% | Acquired | (price as of 2026-10-02) |
| July 31, 2020 | PRIM | A | 1,298 | · | · | 19,056 Direct | +7.31% | Acquired | (price as of 2026-10-02) |
| May 1, 2020 | PRIM | A | 1,493 | · | · | 17,758 Direct | +9.18% | Acquired | (price as of 2026-10-02) |
| Feb. 21, 2020 | PRIM | A | 2,093 | · | · | 16,265 Direct | +14.77% | Acquired | (price as of 2026-10-02) |
| Sept. 16, 2019 | PRIM | S | 2,349 | $20.92 | $49,141 | 14,172 Direct | -14.22% | Disposed | 278.0% (price as of 2026-10-02) |
| Aug. 2, 2019 | PRIM | A | 2,411 | · | · | 16,521 Direct | +17.09% | Acquired | (price as of 2026-10-02) |
| Feb. 26, 2019 | PRIM | A | 2,213 | · | · | 14,110 Direct | +18.60% | Acquired | (price as of 2026-10-02) |
| Sept. 7, 2018 | PRIM | S | 1,964 | $25.00 | $49,100 | 11,897 Direct | -14.17% | Disposed | 216.3% (price as of 2026-10-02) |
| Aug. 2, 2018 | PRIM | A | 1,682 | · | · | 13,861 Direct | +13.81% | Acquired | (price as of 2026-10-02) |
| Feb. 21, 2018 | PRIM | A | 1,677 | · | · | 12,179 Direct | +15.97% | Acquired | (price as of 2026-10-02) |
| Dec. 20, 2017 | PRIM | S | 3,980 | $27.82 | $110,724 | 10,502 Direct | -27.48% | Disposed | 184.3% (price as of 2026-10-02) |
| Aug. 1, 2017 | PRIM | A | 1,908 | · | · | 14,482 Direct | +15.17% | Acquired | (price as of 2026-10-02) |
| Feb. 21, 2017 | PRIM | A | 1,964 | · | · | 12,574 Direct | +18.51% | Acquired | (price as of 2026-10-02) |
| Dec. 14, 2016 | PRIM | S | 10,144 | $24.00 | $243,456 | 10,610 Direct | -48.88% | Disposed | 229.5% (price as of 2026-10-02) |
| Aug. 3, 2016 | PRIM | A | 2,349 | · | · | 20,754 Direct | +12.76% | Acquired | (price as of 2026-10-02) |
| Feb. 23, 2016 | PRIM | A | 2,090 | · | · | 18,405 Direct | +12.81% | Acquired | (price as of 2026-10-02) |
| Aug. 3, 2015 | PRIM | A | 2,437 | · | · | 16,315 Direct | +17.56% | Acquired | (price as of 2026-10-02) |
| Feb. 24, 2015 | PRIM | A | 2,042 | · | · | 13,878 Direct | +17.25% | Acquired | (price as of 2026-10-02) |
| Sept. 8, 2014 | PRIM | A | 1,543 | · | · | 11,836 Direct | +14.99% | Acquired | (price as of 2026-10-02) |
| March 12, 2014 | PRIM | S | 1,500 | $31.73 | $47,595 | 10,293 Direct | -12.72% | Disposed | 149.2% (price as of 2026-10-02) |
| Feb. 27, 2014 | PRIM | A | 1,275 | · | · | 11,793 Direct | +12.12% | Acquired | (price as of 2026-10-02) |
| Aug. 2, 2013 | PRIM | A | 1,822 | · | · | 10,518 Direct | +20.95% | Acquired | (price as of 2026-10-02) |
| March 5, 2013 | PRIM | A | 2,496 | · | · | 11,096 Direct | +29.02% | Acquired | (price as of 2026-10-02) |
| Aug. 2, 2012 | PRIM | A | 3,056 | · | · | 8,600 Direct | +55.12% | Acquired | (price as of 2026-10-02) |
| March 27, 2012 | PRIM | S | 2,400 | $21.93 | $52,632 | 8,696 Direct | -21.63% | Disposed | 260.6% (price as of 2026-10-02) |
| March 21, 2012 | PRIM | S | 900 | $16.01 | $14,409 | 5,544 Direct | -13.97% | Disposed | 393.9% (price as of 2026-10-02) |
| March 6, 2012 | PRIM | S | 2,400 | $15.25 | $36,600 | 6,444 Direct | -27.14% | Disposed | 418.6% (price as of 2026-10-02) |
| Feb. 24, 2012 | PRIM | A | 2,479 | · | · | 8,844 Direct | +38.95% | Acquired | (price as of 2026-10-02) |
| Dec. 13, 2011 | PRIM | S | 2,000 | $14.95 | $29,900 | 6,365 Direct | -23.91% | Disposed | 429.0% (price as of 2026-10-02) |
| Nov. 21, 2011 | PRIM | S | 4,000 | $14.05 | $56,200 | 8,365 Direct | -32.35% | Disposed | 462.8% (price as of 2026-10-02) |
| Aug. 4, 2011 | PRIM | A | 2,965 | · | · | 12,365 Direct | +31.54% | Acquired | (price as of 2026-10-02) |
| Sept. 30, 2010 | PRIM | X | 5,400 | · | · | 0 Direct | · | Acquired | (price as of 2026-10-02) |
| Sept. 30, 2010 | PRIM | X | 5,400 | $5.00 | $27,000 | 9,400 Direct | +135.00% | Acquired | 1481.6% (price as of 2026-10-02) |
| June 8, 2009 | PRIM | P | 1,000 | $1.75 | $1,750 | 5,400 Direct | +22.73% | Acquired | 4418.9% (price as of 2026-10-02) |
| June 8, 2009 | PRIM | P | 1,000 | $1.75 | $1,750 | 4,400 Direct | +29.41% | Acquired | 4418.9% (price as of 2026-10-02) |
| June 5, 2009 | PRIM | P | 3,400 | $1.45 | $4,930 | 4,400 Direct | +340.00% | Acquired | 5353.8% (price as of 2026-10-02) |
| June 5, 2009 | PRIM | P | 3,400 | $1.45 | $4,930 | 3,400 Direct | · | Acquired | 5353.8% (price as of 2026-10-02) |
| March 19, 2009 | PRIM | P | 3,500 | $3.90 | $13,650 | 4,000 Direct | +700.00% | Acquired | 1927.7% (price as of 2026-10-02) |
| Aug. 15, 2008 | PRIM | P | 600 | $3.65 | $2,190 | 1,000 Direct | +150.00% | Acquired | 2066.6% (price as of 2026-10-02) |
| Aug. 14, 2008 | PRIM | P | 400 | $3.65 | $1,460 | 400 Direct | · | Acquired | 2066.6% (price as of 2026-10-02) |
| Aug. 14, 2008 | PRIM | P | 500 | $8.10 | $4,050 | 500 Direct | · | Acquired | 876.3% (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 |
|---|---|---|---|---|---|---|---|
| Sept. 30, 2010 | PRIM | Common Stock Warrants (right to buy) | Common Stock | $5.00 | Oct. 2, 2010 | 5,400 | Acquired |
| June 8, 2009 | PRIM | Common Stock Purchase Warrant | Common Stock | $5.00 | Oct. 2, 2010 | 1,000 | Acquired |
| June 8, 2009 | PRIM | Common Stock Purchase Warrant | Common Stock | $5.00 | Oct. 2, 2010 | 1,000 | Acquired |
| June 5, 2009 | PRIM | Common Stock Purchase Warrant | Common Stock | $5.00 | Oct. 2, 2010 | 3,400 | Acquired |
| June 5, 2009 | PRIM | Common Stock Purchase Warrant | Common Stock | $5.00 | Oct. 2, 2010 | 3,400 | Acquired |
| Aug. 15, 2008 | PRIM | Warrant | Common Stock | $5.00 | Oct. 2, 2010 | 600 | Acquired |
| Aug. 14, 2008 | PRIM | Warrant | Common Stock | $5.00 | Oct. 2, 2010 | 400 | Acquired |
Exercise/conversion price is blank when not applicable (e.g. RSUs).