William E Brock

CIK 1187616 · View on SEC EDGAR ↗

Insider

First SEC filing: Aug. 3, 2017 · Latest: Aug. 3, 2017

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Insider at

Insider transactions

0 buys (P) 0 sells (S) Net: $0 + 59 non-open-market transactions below last 12 months, based on the transactions shown below

Price change vs current quote, split-adjusted for corporate actions since the filing — not benchmarked, not annualized, not size-weighted

59 other filings hidden
Date Ticker Code Shares Price Value Owned after Δ own A/D vs now
March 7, 2019 EFOR S 1,480 $61.72 $91,346 17,513 Direct -7.79% Disposed -47.4% (price as of 2026-08-19)
June 15, 2018 STRA S 4,100 $109.91 $450,631 4,739 Direct -46.39% Disposed -25.4% (price as of 2026-08-19)
June 5, 2018 EFOR S 10,000 $80.63 $806,300 7,182 Direct -58.20% Disposed -59.7% (price as of 2026-08-19)
March 1, 2017 EFOR S 7,500 $47.75 $358,125 13,809 Direct -35.20% Disposed -32.0% (price as of 2026-08-19)
Dec. 9, 2015 EFOR S 6,523 $45.88 $299,275 17,903 Direct -26.71% Disposed -29.2% (price as of 2026-08-19)
Nov. 16, 2015 EFOR S 10,000 $45.53 $455,300 24,426 Direct -29.05% Disposed -28.6% (price as of 2026-08-19)
Dec. 2, 2013 STRA S 5,469 $36.08 $197,322 2,444 Direct -69.11% Disposed 127.2% (price as of 2026-08-19)
Dec. 11, 2012 EFOR S 10,000 $19.50 $195,000 24,176 Direct -29.26% Disposed 66.6% (price as of 2026-08-19)
Dec. 4, 2012 EFOR S 15,000 $19.45 $291,750 34,176 Direct -30.50% Disposed 67.0% (price as of 2026-08-19)
Nov. 20, 2012 STRA P 1,000 $49.18 $49,180 6,276 Direct +18.95% Acquired 66.7% (price as of 2026-08-19)
Aug. 13, 2010 STRA S 700 $201.02 $140,714 3,751 Direct -15.73% Disposed -59.2% (price as of 2026-08-19)
Nov. 15, 2007 STRA S 3,000 $178.05 $534,150 3,698 Direct -44.79% Disposed -54.0% (price as of 2026-08-19)
May 15, 2007 EFOR S 12,000 $11.11 $133,320 13,678 Direct -46.73% Disposed 192.4% (price as of 2026-08-19)
May 15, 2007 EFOR S 4,500 $11.11 $49,995 9,178 Direct -32.90% Disposed 192.4% (price as of 2026-08-19)
March 15, 2007 STRA S 4,000 $119.01 $476,040 387 Direct -91.18% Disposed -31.1% (price as of 2026-08-19)
May 26, 2006 EFOR S 7,800 $11.46 $89,388 4,500 Direct -63.41% Disposed 183.5% (price as of 2026-08-19)
May 26, 2006 EFOR S 9,000 $11.46 $103,140 4,500 Direct -66.67% Disposed 183.5% (price as of 2026-08-19)

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 (6,000) $47.25 June 4, 2008 6,000 Disposed
May 15, 2007 EFOR Non-Qualified Stock Option (right to buy) Common Stock (12,000) $9.62 June 9, 2007 12,000 Disposed
May 15, 2007 EFOR Non-Qualified Stock Option (right to buy) Common Stock (4,500) $5.28 June 15, 2014 4,500 Disposed
May 15, 2007 EFOR Non-Qualified Stock Option (right to buy) Common Stock (4,500) $5.28 June 15, 2014 4,500 Disposed
March 15, 2007 STRA Employee Stock Option (right to buy) Common Stock (4,000) $47.25 June 4, 2008 4,000 Disposed
May 26, 2006 EFOR Non-Qualified Stock Option (right to buy) Common Stock (7,800) — May 30, 2006 7,800 Disposed
May 26, 2006 EFOR Non-Qualified Stock Option (right to buy) Common Stock (9,000) $4.35 June 17, 2013 9,000 Disposed
June 15, 2004 EFOR Non-Qualified Stock Option (right to buy) Common Stock (9,000) $5.28 June 15, 2014 9,000 Acquired

Exercise/conversion price is blank when not applicable (e.g. RSUs).