William B Larson

CIK 1186712 · View on SEC EDGAR ↗

Insider

First SEC filing: Feb. 2, 2012 · Latest: Feb. 2, 2012

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Insider at

Insider transactions

0 buys (P) 0 sells (S) Net: $0 + 85 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

85 other filings hidden
Date Ticker Code Shares Price Value Owned after Δ own A/D vs now
Nov. 12, 2008 CMC P 5,000 $10.38 $51,900 235,744 Direct +2.17% Acquired 599.2% (price as of 2026-08-19)
Jan. 24, 2008 CMC P 2 $25.59 $51 232,543 Direct 0.00% Acquired 183.6% (price as of 2026-08-19)
Oct. 22, 2007 CMC P 1 $33.29 $33 193,416 Direct 0.00% Acquired 118.0% (price as of 2026-08-19)
July 23, 2007 CMC P 1 $35.28 $35 193,415 Direct 0.00% Acquired 105.7% (price as of 2026-08-19)
April 23, 2007 CMC P 1 $34.81 $35 194,895 Direct 0.00% Acquired 108.5% (price as of 2026-08-19)
Jan. 26, 2007 CMC P 2 $26.66 $53 194,893 Direct 0.00% Acquired 172.2% (price as of 2026-08-19)
Dec. 26, 2006 CMC P 2,000 $25.44 $50,880 194,092 Direct +1.04% Acquired 185.3% (price as of 2026-08-19)
July 17, 2006 CMC P 500 $22.35 $11,175 169,315 Direct +0.30% Acquired 224.7% (price as of 2026-08-19)
June 22, 2006 CMC P 4,000 $22.28 $89,120 169,697 Direct +2.41% Acquired 225.8% (price as of 2026-08-19)
Jan. 23, 2006 CMC S 5,000 $42.09 $210,450 80,448 Direct -5.85% Disposed 244.9% (price as of 2026-08-19)
Oct. 18, 2004 CMC P 1 $36.73 $37 29,553 Direct 0.00% Acquired 690.4% (price as of 2026-08-19)
July 19, 2004 CMC P 1 $36.26 $36 29,552 Direct 0.00% Acquired 700.7% (price as of 2026-08-19)
May 13, 2004 CMC P 400 $26.60 $10,640 29,551 Direct +1.37% Acquired 991.4% (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
Dec. 30, 2011 CMC Performance Shares Common Stock (30,000) — June 3, 2013 30,000 Disposed
Dec. 30, 2011 CMC Restricted Stock Units Common Stock (5,000) $0.00 Jan. 18, 2014 5,000 Disposed
Dec. 30, 2011 CMC Restricted Stock Units Common Stock (40,000) — June 3, 2014 40,000 Disposed
Dec. 22, 2011 CMC Stock Appreciation Rights Common Stock (24,400) $12.31 July 8, 2012 24,400 Disposed
Jan. 20, 2011 CMC Non-Qualified Stock Option (right to buy) Common Stock (60,000) $7.78 March 5, 2011 60,000 Disposed
Jan. 18, 2011 CMC Performance Shares Common Stock (23,670) $0.00 Jan. 18, 2014 23,670 Acquired
Jan. 18, 2011 CMC Restricted Stock Units Common Stock (15,780) $0.00 Jan. 18, 2014 15,780 Acquired
June 3, 2010 CMC Performance Shares Common Stock (30,000) — June 3, 2013 30,000 Acquired
June 3, 2010 CMC Restricted Stock Units Common Stock (40,000) — June 3, 2014 40,000 Acquired
Dec. 22, 2009 CMC Non-Qualified Stock Option (right to buy) Common Stock (60,000) $3.64 Feb. 3, 2010 60,000 Disposed
May 19, 2009 CMC Performance Shares Common Stock (25,000) — May 19, 2012 25,000 Acquired
Nov. 25, 2008 CMC Non-Qualified Stock Option (right to buy) Common Stock (52,800) $4.29 Feb. 4, 2009 52,800 Disposed
May 20, 2008 CMC Stock Appreciation Rights Common Stock (27,000) $35.38 May 20, 2015 27,000 Acquired
Jan. 16, 2008 CMC Non-Qualified Stock Option (right to buy) Common Stock (48,960) $2.94 Feb. 2, 2008 48,960 Disposed
June 22, 2007 CMC Stock Appreciation Rights Common Stock (36,710) $34.28 June 22, 2014 36,710 Acquired
Aug. 14, 2006 CMC Non-Qualified Stock Option (right to buy) Common Stock (40,000) $3.86 Oct. 22, 2006 40,000 Disposed
May 23, 2006 CMC Stock Appreciation Rights Common Stock (15,500) $24.57 May 23, 2013 15,500 Acquired
Jan. 23, 2006 CMC Non-Qualified Stock Option (right to buy) Common Stock (5,000) $6.83 March 13, 2006 5,000 Disposed
Jan. 23, 2006 CMC Non-Qualified Stock Option (right to buy) Common Stock (5,000) $6.83 March 13, 2006 5,000 Disposed
July 8, 2005 CMC Stock Appreciation Rights Common Stock (12,200) $24.62 July 8, 2012 12,200 Acquired
May 13, 2005 CMC Non-Qualified Stock Option (right to buy) Common Stock (4,333) $7.45 June 11, 2005 4,333 Disposed
May 12, 2005 CMC Non-Qualified Stock Option (right to buy) Common Stock (8,667) $7.45 June 11, 2005 8,667 Disposed
Jan. 7, 2005 CMC Non-Qualified Stock Option (right to buy) Common Stock — Feb. 10, 2005 5,200 Disposed
March 31, 2004 CMC Non-Qualified Stock Option (right to buy) Common Stock (5,000) $14.00 May 12, 2004 5,000 Disposed
March 5, 2004 CMC Non-Qualified Stock Option (right to buy) Common Stock (15,000) $31.12 March 5, 2011 15,000 Acquired
Nov. 12, 2003 CMC Non-Qualified Stock Option (right to buy) Common Stock (2,600) $13.80 Dec. 23, 2003 2,600 Disposed

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