Lawrence W Clarkson

CIK 1114822 · View on SEC EDGAR ↗

Insider

First SEC filing: Nov. 4, 2010 · Latest: Nov. 4, 2010

On this page

Insider at

Insider transactions

0 buys (P) 0 sells (S) Net: $0 + 44 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

44 other filings hidden
Date Ticker Code Shares Price Value Owned after Δ own A/D vs now
Nov. 3, 2010 AVT S 1,216 $30.10 $36,602 2,633 Direct -31.59% Disposed 191.9% (price as of 2026-08-21)
Sept. 9, 2009 AVT S 2,200 $27.01 $59,422 2,633 Direct -45.52% Disposed 225.2% (price as of 2026-08-21)
Aug. 28, 2008 AVT S 3,000 $30.03 $90,090 4,833 Direct -38.30% Disposed 192.5% (price as of 2026-08-21)
Oct. 31, 2007 AVT S 1,200 $42.00 $50,400 8,077 Direct -12.94% Disposed 109.2% (price as of 2026-08-21)
Aug. 31, 2007 AVT S 1,300 $39.15 $50,895 9,277 Direct -12.29% Disposed 124.4% (price as of 2026-08-21)
Feb. 7, 2007 AVT S 3,500 $33.41 $116,935 10,577 Direct -24.86% Disposed 162.9% (price as of 2026-08-21)
Feb. 7, 2007 AVT S 1,000 $33.45 $33,450 14,077 Direct -6.63% Disposed 162.6% (price as of 2026-08-21)
Feb. 7, 2007 AVT S 1,000 $33.44 $33,440 15,077 Direct -6.22% Disposed 162.7% (price as of 2026-08-21)
Feb. 7, 2007 AVT S 1,000 $33.43 $33,430 16,077 Direct -5.86% Disposed 162.8% (price as of 2026-08-21)
Feb. 7, 2007 AVT S 1,000 $33.50 $33,500 17,077 Direct -5.53% Disposed 162.2% (price as of 2026-08-21)

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. 3, 2010 AVT Employee Stock Option (right to buy) Common Stock (2,300) $18.03 Nov. 10, 2014 2,300 Disposed
Nov. 3, 2010 AVT Employee Stock Option (right to buy) Common Stock (500) $21.67 Nov. 6, 2013 500 Disposed
Nov. 3, 2010 AVT Employee Stock Option (right to buy) Common Stock (525) $21.25 Nov. 5, 2013 525 Disposed
Jan. 4, 2010 AVT Phantom Stock Units Common Stock (3,957) — — 3,957 Acquired
Jan. 2, 2009 AVT Phantom Stock Units Common Stock (6,486) — — 6,486 Acquired
Jan. 2, 2008 AVT Phantom Stock Units Common Stock (3,464) — — 3,464 Acquired
Feb. 7, 2007 AVT Director Stock Option (right to buy) Common Stock (2,300) $18.03 Nov. 10, 2014 2,300 Disposed
Feb. 7, 2007 AVT Director Stock Option (right to buy) Common Stock (1,500) $21.67 Nov. 6, 2013 1,500 Disposed
Feb. 7, 2007 AVT Director Stock Option (right to buy) Common Stock (1,575) $21.25 Nov. 5, 2013 1,575 Disposed
Feb. 7, 2007 AVT Director Stock Option (right to buy) Common Stock (4,600) $9.60 Nov. 6, 2012 4,600 Disposed
Feb. 7, 2007 AVT Director Stock Option (right to buy) Common Stock (1,950) $23.55 Nov. 28, 2011 1,950 Disposed
Feb. 7, 2007 AVT Director Stock Option (right to buy) Common Stock (2,000) $24.50 Nov. 19, 2010 2,000 Disposed
Feb. 7, 2007 AVT Director Stock Option (right to buy) Common Stock (2,000) $27.63 Nov. 21, 2009 2,000 Disposed
Feb. 7, 2007 AVT Director Stock Option (right to buy) Common Stock (2,000) $22.50 Jan. 28, 2009 2,000 Disposed
Jan. 2, 2007 AVT Phantom Stock Units Common Stock (2,937) — — 2,937 Acquired
Jan. 3, 2006 AVT Phantom Stock Units Common Stock (3,142) — — 3,142 Acquired
Jan. 3, 2005 AVT Phantom Stock Units Common Stock (1,104) — — 1,104 Acquired
Nov. 11, 2004 AVT Director Stock Option (right to buy) Common Stock (4,600) $18.03 Nov. 10, 2014 4,600 Acquired
Jan. 2, 2004 AVT Phantom Stock Units Common Stock (931) — — 931 Acquired
Nov. 7, 2003 AVT Director Stock Option (right to buy) Common Stock (2,000) $21.67 Nov. 6, 2013 2,000 Acquired
Nov. 6, 2003 AVT Director Stock Option (right to buy) Common Stock (2,100) $21.25 Nov. 5, 2013 2,100 Acquired

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