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William E Brock
Insider
First SEC filing: Aug. 3, 2017 · Latest: Aug. 3, 2017
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 |
|---|---|---|---|---|---|---|---|---|---|
| June 13, 2019 | EFOR | F | 362 | $57.46 | $20,801 | 6,851 Direct | -5.02% | Disposed | -40.4% (price as of 2026-10-02) |
| May 9, 2019 | EFOR | G | 300 | · | · | 7,213 Direct | -3.99% | Disposed | (price as of 2026-10-02) |
| March 7, 2019 | EFOR | S | 1,480 | $61.72 | $91,346 | 17,513 Direct | -7.79% | Disposed | -44.5% (price as of 2026-10-02) |
| Jan. 2, 2019 | EFOR | F | 362 | $54.31 | $19,660 | 18,993 Direct | -1.87% | Disposed | -36.9% (price as of 2026-10-02) |
| Jan. 2, 2019 | EFOR | A | 2,301 | $54.31 | $124,967 | 19,355 Direct | +13.49% | Acquired | -36.9% (price as of 2026-10-02) |
| Dec. 22, 2018 | EFOR | F | 128 | $53.49 | $6,847 | 17,054 Direct | -0.74% | Disposed | -36.0% (price as of 2026-10-02) |
| June 15, 2018 | STRA | S | 4,100 | $109.91 | $450,631 | 4,739 Direct | -46.39% | Disposed | -27.5% (price as of 2026-10-02) |
| June 5, 2018 | EFOR | S | 10,000 | $80.63 | $806,300 | 7,182 Direct | -58.20% | Disposed | -57.5% (price as of 2026-10-02) |
| May 1, 2018 | STRA | A | 726 | · | · | 8,839 Direct | +8.95% | Acquired | (price as of 2026-10-02) |
| Dec. 22, 2017 | EFOR | A | 816 | · | · | 17,182 Direct | +4.99% | Acquired | (price as of 2026-10-02) |
| Aug. 1, 2017 | EFOR | A | 2,557 | · | · | 16,366 Direct | +18.52% | Acquired | (price as of 2026-10-02) |
| May 2, 2017 | STRA | A | 864 | · | · | 8,113 Direct | +11.92% | Acquired | (price as of 2026-10-02) |
| March 1, 2017 | EFOR | S | 7,500 | $47.75 | $358,125 | 13,809 Direct | -35.20% | Disposed | -28.3% (price as of 2026-10-02) |
| Aug. 1, 2016 | EFOR | A | 3,406 | · | · | 21,309 Direct | +19.02% | Acquired | (price as of 2026-10-02) |
| May 3, 2016 | STRA | A | 1,522 | · | · | 7,249 Direct | +26.58% | Acquired | (price as of 2026-10-02) |
| Dec. 9, 2015 | EFOR | S | 6,523 | $45.88 | $299,275 | 17,903 Direct | -26.71% | Disposed | -25.3% (price as of 2026-10-02) |
| Nov. 16, 2015 | EFOR | S | 10,000 | $45.53 | $455,300 | 24,426 Direct | -29.05% | Disposed | -24.8% (price as of 2026-10-02) |
| Sept. 21, 2015 | EFOR | A | 652 | · | · | 34,426 Direct | +1.93% | Acquired | (price as of 2026-10-02) |
| Sept. 21, 2015 | EFOR | A | 652 | · | · | 33,122 Direct | -1.93% | Disposed | (price as of 2026-10-02) |
| Aug. 1, 2015 | EFOR | A | 2,609 | · | · | 33,774 Direct | +8.37% | Acquired | (price as of 2026-10-02) |
| May 5, 2015 | STRA | A | 1,533 | $48.94 | $75,025 | 5,727 Direct | +36.55% | Acquired | 62.9% (price as of 2026-10-02) |
| May 6, 2014 | STRA | A | 1,750 | $42.85 | $74,988 | 4,194 Direct | +71.60% | Acquired | 86.0% (price as of 2026-10-02) |
| Dec. 2, 2013 | STRA | S | 5,469 | $36.08 | $197,322 | 2,444 Direct | -69.11% | Disposed | 121.0% (price as of 2026-10-02) |
| Aug. 1, 2013 | EFOR | A | 3,258 | · | · | 27,434 Direct | +13.48% | Acquired | (price as of 2026-10-02) |
| Aug. 1, 2013 | EFOR | A | 3,258 | · | · | 27,434 Direct | +13.48% | Acquired | (price as of 2026-10-02) |
| May 2, 2013 | STRA | A | 1,637 | $45.81 | $74,991 | 7,913 Direct | +26.08% | Acquired | 74.0% (price as of 2026-10-02) |
| Dec. 11, 2012 | EFOR | S | 10,000 | $19.50 | $195,000 | 24,176 Direct | -29.26% | Disposed | 75.6% (price as of 2026-10-02) |
| Dec. 4, 2012 | EFOR | S | 15,000 | $19.45 | $291,750 | 34,176 Direct | -30.50% | Disposed | 76.1% (price as of 2026-10-02) |
| Nov. 20, 2012 | STRA | P | 1,000 | $49.18 | $49,180 | 6,276 Direct | +18.95% | Acquired | 62.1% (price as of 2026-10-02) |
| Sept. 1, 2012 | EFOR | A | 6,056 | · | · | 49,176 Direct | +14.04% | Acquired | (price as of 2026-10-02) |
| April 24, 2012 | STRA | A | 894 | · | · | 5,276 Direct | +20.40% | Acquired | (price as of 2026-10-02) |
| Aug. 9, 2011 | EFOR | D | 1,159 | $8.80 | $10,199 | 43,120 Direct | -2.62% | Disposed | 289.2% (price as of 2026-10-02) |
| Aug. 9, 2011 | EFOR | A | 6,818 | · | · | 44,196 Direct | +18.24% | Acquired | (price as of 2026-10-02) |
| Aug. 6, 2011 | EFOR | D | 1,881 | $9.77 | $18,377 | 37,461 Direct | -4.78% | Disposed | 250.6% (price as of 2026-10-02) |
| Aug. 6, 2011 | EFOR | D | 1,964 | $9.77 | $19,188 | 37,378 Direct | -4.99% | Disposed | 250.6% (price as of 2026-10-02) |
| April 26, 2011 | STRA | A | 631 | · | · | 4,382 Direct | +16.82% | Acquired | (price as of 2026-10-02) |
| Aug. 13, 2010 | STRA | S | 700 | $201.02 | $140,714 | 3,751 Direct | -15.73% | Disposed | -60.3% (price as of 2026-10-02) |
| Aug. 6, 2010 | EFOR | D | 2,041 | $5.42 | $11,062 | 39,342 Direct | -4.93% | Disposed | 531.9% (price as of 2026-10-02) |
| Aug. 6, 2010 | EFOR | D | 1,799 | $5.42 | $9,751 | 41,383 Direct | -4.17% | Disposed | 531.9% (price as of 2026-10-02) |
| Aug. 6, 2010 | EFOR | A | 11,071 | · | · | 43,182 Direct | +34.48% | Acquired | (price as of 2026-10-02) |
| April 27, 2010 | STRA | A | 302 | · | · | 4,451 Direct | +7.28% | Acquired | (price as of 2026-10-02) |
| Aug. 6, 2009 | EFOR | D | 1,570 | $3.98 | $6,249 | 32,111 Direct | -4.66% | Disposed | 760.6% (price as of 2026-10-02) |
| Aug. 6, 2009 | EFOR | A | 12,563 | · | · | 33,681 Direct | +59.49% | Acquired | (price as of 2026-10-02) |
| Aug. 1, 2009 | EFOR | D | 720 | $4.23 | $3,046 | 21,118 Direct | -3.30% | Disposed | 709.7% (price as of 2026-10-02) |
| April 28, 2009 | STRA | A | 228 | · | · | 4,149 Direct | +5.81% | Acquired | (price as of 2026-10-02) |
| Aug. 8, 2008 | EFOR | D | 444 | $8.97 | $3,983 | 21,838 Direct | -1.99% | Disposed | 281.8% (price as of 2026-10-02) |
| Aug. 1, 2008 | EFOR | D | 721 | $8.67 | $6,251 | 22,282 Direct | -3.13% | Disposed | 295.0% (price as of 2026-10-02) |
| Aug. 1, 2008 | EFOR | A | 5,767 | · | · | 23,003 Direct | +33.46% | Acquired | (price as of 2026-10-02) |
| April 29, 2008 | STRA | A | 223 | · | · | 3,921 Direct | +6.03% | Acquired | (price as of 2026-10-02) |
| Nov. 15, 2007 | STRA | M | 6,000 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-02) |
| Nov. 15, 2007 | STRA | S | 3,000 | $178.05 | $534,150 | 3,698 Direct | -44.79% | Disposed | -55.2% (price as of 2026-10-02) |
| Nov. 15, 2007 | STRA | M | 6,000 | $47.25 | $283,500 | 6,698 Direct | +859.60% | Acquired | 68.7% (price as of 2026-10-02) |
| Aug. 8, 2007 | EFOR | A | 3,558 | · | · | 17,236 Direct | +26.01% | Acquired | (price as of 2026-10-02) |
| May 15, 2007 | EFOR | M | 12,000 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-02) |
| May 15, 2007 | EFOR | M | 4,500 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-02) |
| May 15, 2007 | EFOR | M | 4,500 | · | · | 4,500 Direct | -50.00% | Disposed | (price as of 2026-10-02) |
| May 15, 2007 | EFOR | S | 12,000 | $11.11 | $133,320 | 13,678 Direct | -46.73% | Disposed | 208.3% (price as of 2026-10-02) |
| May 15, 2007 | EFOR | M | 12,000 | $9.62 | $115,440 | 25,678 Direct | +87.73% | Acquired | 256.0% (price as of 2026-10-02) |
| May 15, 2007 | EFOR | M | 4,500 | $5.28 | $23,760 | 13,678 Direct | +49.03% | Acquired | 548.7% (price as of 2026-10-02) |
| May 15, 2007 | EFOR | S | 4,500 | $11.11 | $49,995 | 9,178 Direct | -32.90% | Disposed | 208.3% (price as of 2026-10-02) |
| May 15, 2007 | EFOR | M | 4,500 | $5.28 | $23,760 | 13,678 Direct | +49.03% | Acquired | 548.7% (price as of 2026-10-02) |
| May 2, 2007 | STRA | A | 311 | · | · | 698 Direct | +80.36% | Acquired | (price as of 2026-10-02) |
| March 15, 2007 | STRA | M | 4,000 | · | · | 6,000 Direct | -40.00% | Disposed | (price as of 2026-10-02) |
| March 15, 2007 | STRA | S | 4,000 | $119.01 | $476,040 | 387 Direct | -91.18% | Disposed | -33.0% (price as of 2026-10-02) |
| March 15, 2007 | STRA | M | 4,000 | $47.25 | $189,000 | 4,387 Direct | +1033.59% | Acquired | 68.7% (price as of 2026-10-02) |
| Aug. 1, 2006 | EFOR | A | 4,678 | · | · | 9,178 Direct | +103.96% | Acquired | (price as of 2026-10-02) |
| May 26, 2006 | EFOR | M | 7,800 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-02) |
| May 26, 2006 | EFOR | M | 9,000 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-02) |
| May 26, 2006 | EFOR | S | 7,800 | $11.46 | $89,388 | 4,500 Direct | -63.41% | Disposed | 198.9% (price as of 2026-10-02) |
| May 26, 2006 | EFOR | M | 7,800 | $9.75 | $76,050 | 12,300 Direct | +173.33% | Acquired | 251.3% (price as of 2026-10-02) |
| May 26, 2006 | EFOR | S | 9,000 | $11.46 | $103,140 | 4,500 Direct | -66.67% | Disposed | 198.9% (price as of 2026-10-02) |
| May 26, 2006 | EFOR | M | 9,000 | $4.35 | $39,150 | 13,500 Direct | +200.00% | Acquired | 687.4% (price as of 2026-10-02) |
| May 12, 2006 | STRA | A | 387 | · | · | 387 Direct | · | Acquired | (price as of 2026-10-02) |
| May 12, 2006 | STRA | A | 618 | · | · | 618 Direct | · | Acquired | (price as of 2026-10-02) |
| Aug. 3, 2005 | EFOR | A | 4,500 | · | · | 4,500 Direct | · | Acquired | (price as of 2026-10-02) |
| June 15, 2004 | EFOR | A | 9,000 | · | · | 9,000 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. 15, 2007 | STRA | Stock Option (right to buy) | Common Stock | $47.25 | June 4, 2008 | 6,000 | Disposed |
| May 15, 2007 | EFOR | Non-Qualified Stock Option (right to buy) | Common Stock | $9.62 | June 9, 2007 | 12,000 | Disposed |
| May 15, 2007 | EFOR | Non-Qualified Stock Option (right to buy) | Common Stock | $5.28 | June 15, 2014 | 4,500 | Disposed |
| May 15, 2007 | EFOR | Non-Qualified Stock Option (right to buy) | Common Stock | $5.28 | June 15, 2014 | 4,500 | Disposed |
| March 15, 2007 | STRA | Employee Stock Option (right to buy) | Common Stock | $47.25 | June 4, 2008 | 4,000 | Disposed |
| May 26, 2006 | EFOR | Non-Qualified Stock Option (right to buy) | Common Stock | · | May 30, 2006 | 7,800 | Disposed |
| May 26, 2006 | EFOR | Non-Qualified Stock Option (right to buy) | Common Stock | $4.35 | June 17, 2013 | 9,000 | Disposed |
| June 15, 2004 | EFOR | Non-Qualified Stock Option (right to buy) | Common Stock | $5.28 | June 15, 2014 | 9,000 | Acquired |
Exercise/conversion price is blank when not applicable (e.g. RSUs).