William C Stivers

CIK 1190565 · View on SEC EDGAR ↗

Insider

First SEC filing: Sept. 26, 2003 · Latest: Dec. 18, 2009

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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
Feb. 27, 2012 MTX S 1,900 $66.62 $126,578 100 Direct -95.00% Disposed 118.9% (price as of 2026-08-19)
Aug. 10, 2006 MTX P 500 $49.47 $24,735 2,000 Direct +33.33% Acquired 194.8% (price as of 2026-08-19)
Aug. 10, 2006 MTX P 500 $49.49 $24,745 1,500 Direct +50.00% Acquired 194.6% (price as of 2026-08-19)
Aug. 10, 2006 MTX P 500 $49.53 $24,765 1,000 Direct +100.00% Acquired 194.4% (price as of 2026-08-19)
June 28, 2005 MTX P 500 $59.69 $29,845 500 Direct — Acquired 144.3% (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
June 13, 2012 MTX Phantom Stock Units Common Stock (7) — — 7 Acquired
May 16, 2012 MTX Phantom Stock Units Common Stock (429) — — 425 Acquired
March 15, 2012 MTX Phantom Stock Units Common Stock (6) — — 6 Acquired
Dec. 15, 2011 MTX Phantom Stock Units Common Stock (7) — — 7 Acquired
Sept. 15, 2011 MTX Phantom Stock Units Common Stock (8) — — 8 Acquired
June 15, 2011 MTX Phantom Stock Units Common Stock (7) — — 7 Acquired
May 18, 2011 MTX Phantom Stock Units Common Stock (905) — — 905 Acquired
March 16, 2011 MTX Phantom Stock Units Common Stock (6) — — 6 Acquired
Dec. 16, 2010 MTX Phantom Stock Units Common Stock (6) — — 6 Acquired
Oct. 1, 2010 MTX Phantom Stock Units Common Stock (51) — — 51 Acquired
Sept. 16, 2010 MTX Phantom Stock Units Common Stock (6) — — 6 Acquired
June 16, 2010 MTX Phantom Stock Units Common Stock (7) — — 7 Acquired
May 19, 2010 MTX Phantom Stock Units Common Stock (982) — — 982 Acquired
March 17, 2010 MTX Phantom Stock Units Common Stock (6) — — 6 Acquired
Dec. 17, 2009 MTX Phantom Stock Units Common Stock (6) — — 6 Acquired
Sept. 17, 2009 MTX Phantom Stock Units Common Stock (6) — — 6 Acquired
June 17, 2009 MTX Phantom Stock Units Common Stock (8) — — 8 Acquired
May 20, 2009 MTX Phantom Stock Units Common Stock (1,360) — — 1,360 Acquired
March 18, 2009 MTX Phantom Stock Units Common Stock (7) — — 7 Acquired
Dec. 12, 2008 MTX Phantom Stock Units Common Stock (5) — — 5 Acquired
Sept. 17, 2008 MTX Phantom Stock Units Common Stock (4) — — 4 Acquired
June 6, 2008 MTX Phantom Stock Units Common Stock (3) — — 3 Acquired
May 28, 2008 MTX Phantom Stock Units Common Stock (754) — — 754 Acquired
March 19, 2008 MTX Phantom Stock Units Common Stock (3) — — 3 Acquired
Jan. 2, 2008 MTX Phantom Stock Units Common Stock (82) — — 82 Acquired
Dec. 14, 2007 MTX Phantom Stock Units Common Stock (3) — — 3 Acquired
Oct. 1, 2007 MTX Phantom Stock Units Common Stock (77) — — 77 Acquired
Sept. 17, 2007 MTX Phantom Stock Units Common Stock (3) — — 3 Acquired
July 2, 2007 MTX Phantom Stock Units Common Stock (78) — — 78 Acquired
June 8, 2007 MTX Phantom Stock Units Common Stock (3) — — 3 Acquired
May 23, 2007 MTX PHANTOM STOCK UNITS COMMON STOCK (500) — — 500 Acquired
April 2, 2007 MTX Phantom Stock Units Common Stock (84) — — 84 Acquired
March 20, 2007 MTX Phantom Stock Units Common Stock (3) — — 3 Acquired
March 15, 2007 MTX Phantom Stock Units Common Stock (24) — — 24 Acquired
Jan. 3, 2007 MTX PHANTOM STOCK UNITS COMMON STOCK (63) — — 63 Acquired
Dec. 15, 2006 MTX PHANTOM STOCK UNITS COMMON STOCK (3) — — 3 Acquired
Oct. 2, 2006 MTX PHANTOM STOCK UNITS COMMON STOCK (71) — — 71 Acquired
Sept. 15, 2006 MTX PHANTOM STOCK UNITS COMMON STOCK (3) — — 3 Acquired
July 3, 2006 MTX PHANTOM STOCK UNITS COMMON STOCK (72) — — 72 Acquired
June 9, 2006 MTX PHANTOM STOCK UNITS COMMON STOCK (3) — — 3 Acquired
May 24, 2006 MTX PHANTOM STOCK UNITS COMMON STOCK (500) — — 500 Acquired
April 3, 2006 MTX PHANTOM STOCK UNITS COMMON STOCK (64) — — 64 Acquired
April 3, 2006 MTX PHANTOM STOCK UNITS COMMON STOCK (172) — — 172 Acquired
March 21, 2006 MTX PHANTOM STOCK UNITS COMMON STOCK (2) — — 2 Acquired
March 21, 2006 MTX PHANTOM STOCK UNITS COMMON STOCK (2) — — 2 Acquired
Feb. 22, 2006 MTX PHANTOM STOCK UNITS COMMON STOCK (37) — — 37 Acquired
Feb. 21, 2006 MTX PHANTOM STOCK UNITS COMMON STOCK (28) — — 28 Acquired
Jan. 25, 2006 MTX PHANTOM STOCK UNITS COMMON STOCK (35) — — 35 Acquired
Jan. 24, 2006 MTX PHANTOM STOCK UNITS COMMON STOCK (26) — — 26 Acquired
Jan. 3, 2006 MTX PHANTOM STOCK UNITS COMMON STOCK (64) — — 64 Acquired
Jan. 3, 2006 MTX PHANTOM STOCK UNITS COMMON STOCK (171) — — 171 Acquired
Dec. 16, 2005 MTX PHANTOM STOCK UNITS COMMON STOCK (2) — — 2 Acquired
Oct. 3, 2005 MTX PHANTOM STOCK UNITS COMMON STOCK (66) — — 66 Acquired
Sept. 15, 2005 MTX PHANTOM STOCK UNITS COMMON STOCK (2) — — 2 Acquired
July 1, 2005 MTX PHANTOM STOCK UNITS COMMON STOCK (61) — — 61 Acquired
July 1, 2005 MTX PHANTOM STOCK UNITS COMMON STOCK (97) — — 97 Acquired
June 10, 2005 MTX PHANTOM STOCK UNITS COMMON STOCK (2) — — 2 Acquired
May 25, 2005 MTX PHANTOM STOCK UNITS COMMON STOCK (500) — — 500 Acquired
April 1, 2005 MTX PHANTOM STOCK UNITS COMMON STOCK (34) — — 34 Acquired
March 15, 2005 MTX PHANTOM STOCK UNITS COMMON STOCK (1) — — 1 Acquired
Jan. 3, 2005 MTX PHANTOM STOCK UNITS COMMON STOCK (34) — — 34 Acquired
Dec. 16, 2004 MTX PHANTOM STOCK UNITS COMMON STOCK (1) — — 1 Acquired
Oct. 1, 2004 MTX PHANTOM STOCK UNITS COMMON STOCK (38) — — 38 Acquired
Sept. 16, 2004 MTX PHANTOM STOCK COMMON STOCK (1) — Sept. 16, 2004 1 Acquired
Sept. 16, 2004 MTX COMMON STOCK COMMON STOCK (1) — Sept. 16, 2004 1 Acquired
July 1, 2004 MTX PHANTOM STOCK UNITS COMMON STOCK (39) — — 39 Acquired
June 11, 2004 MTX PHANTOM STOCK UNITS COMMON STOCK (1) — — 1 Acquired
May 26, 2004 MTX PHANTOM STOCK UNITS COMMON STOCK (500) — — 500 Acquired
May 26, 2004 MTX PHANTOM STOCK UNITS COMMON STOCK (500) — — 500 Acquired
April 28, 2004 MTX PHANTOM STOCK UNITS COMMON STOCK (15) — — 15 Acquired
April 27, 2004 MTX PHANTOM STOCK UNITS COMMON STOCK (15) — — 15 Acquired
April 1, 2004 MTX PHANTOM STOCK UNITS COMMON STOCK (16) — — 16 Acquired
April 1, 2004 MTX PHANTOM STOCK UNITS COMMON STOCK (55) — — 55 Acquired
March 15, 2004 MTX PHANTOM STOCK UNITS COMMON STOCK (1) — — 1 Acquired
Feb. 25, 2004 MTX PHANTOM STOCK UNITS COMMON STOCK (46) — — 46 Acquired
Feb. 25, 2004 MTX PHANTOM STOCK UNITS COMMON STOCK (15) — — 15 Acquired
Jan. 2, 2004 MTX PHANTOM STOCK UNITS COMMON STOCK (16) — — 16 Acquired
Jan. 2, 2004 MTX PHANTOM STOCK UNITS COMMON STOCK (53) — — 53 Acquired
Dec. 18, 2003 MTX PHANTOM STOCK UNITS COMMON STOCK (0) — — 0 Acquired
Dec. 3, 2003 MTX PHANTOM STOCK UNITS COMMON STOCK (37) — — 37 Acquired
Oct. 23, 2003 MTX PHANTOM STOCK UNITS COMMON STOCK (15) — — 15 Acquired
Oct. 23, 2003 MTX PHANTOM STOCK UNITS COMMON STOCK (48) — — 48 Acquired
Oct. 1, 2003 MTX PHANTOM STOCK UNITS COMMON STOCK (16) — Aug. 8, 1988 16 Acquired
Oct. 1, 2003 MTX PHANTOM STOCK UNITS COMMON STOCK (54) — — 54 Acquired
Sept. 25, 2003 MTX PHANTOM STOCK UNITS COMMON STOCK (101) — Aug. 8, 1988 101 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
Sept. 26, 2003 MTX COMMON STOCK 0 Direct