Insider at

04

Insider transactions

05
0 buys (P) 0 sells (S) Net: $0 + 40 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

40 other filings hidden
DateTickerCodeSharesPriceValue Owned afterΔ ownA/Dvs now
Dec. 18, 2017 WTI S 29,000 $2.79 $80,910 391,899 Direct -6.89% Disposed 27.6% (price as of 2026-10-02)
Dec. 13, 2016 WTI P 35,000 $2.20 $77,000 224,665 Direct +18.45% Acquired 61.8% (price as of 2026-10-02)
Dec. 13, 2016 WTI P 35,000 $2.20 $77,000 224,665 Direct -13.48% Disposed 61.8% (price as of 2026-10-02)
Nov. 9, 2016 WTI S 35,000 $1.41 $49,350 189,665 Direct -15.58% Disposed 152.5% (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.

06
DateTickerSecurityUnderlying Exercise priceExpirationSharesA/D
Dec. 18, 2017 WTI Restricted Stock Units Common Stock (201,574) · · 201,574 Disposed
Dec. 19, 2016 WTI RESTRICTED STOCK UNITS Common Stock (85,773) · · 85,773 Disposed
July 12, 2016 WTI RESTRICTED STOCK UNITS Common Stock (347,368) · · 347,368 Acquired
Dec. 15, 2015 WTI RESTRICTED STOCK UNITS Common Stock (63,424) · · 63,424 Disposed
Nov. 13, 2015 WTI RESTRICTED STOCK UNITS Common Stock (213,938) · · 213,938 Acquired
June 11, 2015 WTI RESTRICTED STOCK UNITS Common Stock (5,000) · · 5,000 Disposed
Dec. 15, 2014 WTI RESTRICTED STOCK UNITS Common Stock (20,545) · · 20,545 Disposed
March 27, 2014 WTI RESTRICTED STOCK UNITS Common Stock (90,041) · · 90,041 Acquired
Dec. 15, 2013 WTI RESTRICTED STOCK UNITS Common Stock (44,604) · · 44,604 Disposed
June 11, 2013 WTI RESTRICTED STOCK UNITS Common Stock (5,000) · · 5,000 Acquired
June 10, 2013 WTI RESTRICTED STOCK UNITS Common Stock (72,319) · · 72,319 Acquired
Dec. 17, 2012 WTI RESTRICTED STOCK UNITS Common Stock (128,333) · · 128,333 Disposed
April 26, 2012 WTI Restricted Stock Units Common Stock (56,288) · · 56,288 Acquired
Aug. 5, 2011 WTI Restricted Stock Units Common Stock (44,604) · · 44,604 Acquired
Aug. 3, 2010 WTI Restricted Stock Units Common Stock (128,333) · · 128,333 Acquired
May 15, 2006 WLK Employee Option (right to buy) Common Stock (2,701) $32.30 May 15, 2016 2,701 Acquired

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

Initial ownership (Form 3) 1 holding

07

Securities held when first becoming an insider, per SEC Form 3.

DateTickerSecuritySharesOwnership
Feb. 27, 2007 WTI No securities are beneficially owned 0 Direct