Insider at

04

Insider transactions

05
0 buys (P) 0 sells (S) Net: $0 + 23 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

23 other filings hidden
DateTickerCodeSharesPriceValue Owned afterΔ ownA/Dvs now
Aug. 25, 2017 TUSK P 2,000 $12.60 $25,200 12,700 Direct +18.69% Acquired -77.5% (price as of 2026-10-05)
Aug. 24, 2017 TUSK P 4,000 $12.83 $51,320 10,700 Direct +59.70% Acquired -77.9% (price as of 2026-10-05)
May 29, 2013 GPOR S 46,700 $49.29 $2,301,843 166,387 Direct -21.92% Disposed 220.2% (price as of 2026-10-05)
May 28, 2013 GPOR S 78,300 $49.63 $3,886,029 166,387 Direct -32.00% Disposed 218.0% (price as of 2026-10-05)
Nov. 16, 2011 GPOR S 25,000 $36.00 $900,000 48,887 Direct -33.84% Disposed 338.4% (price as of 2026-10-05)
Nov. 8, 2011 GPOR S 25,000 $35.02 $875,500 48,887 Direct -33.84% Disposed 350.7% (price as of 2026-10-05)
Feb. 3, 2011 GPOR S 10b5-1 25,000 $26.00 $650,000 48,887 Direct -33.84% Disposed 507.1% (price as of 2026-10-05)
Dec. 30, 2010 GPOR S 5,560 $21.92 $121,875 48,887 Direct -10.21% Disposed 620.1% (price as of 2026-10-05)
Dec. 21, 2010 GPOR S 2,100 $20.89 $43,869 54,447 Direct -3.71% Disposed 655.6% (price as of 2026-10-05)
Dec. 20, 2010 GPOR S 20,120 $20.91 $420,709 56,547 Direct -26.24% Disposed 654.9% (price as of 2026-10-05)
Sept. 18, 2008 GPOR P 10,000 $9.93 $99,300 10,000 Direct · Acquired 1489.5% (price as of 2026-10-05)

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
May 29, 2013 GPOR Non-Qualified Stock Option (right to buy) Common Stock (46,700) $11.20 Dec. 1, 2015 46,700 Disposed
May 28, 2013 GPOR Non-Qualified Stock Option (right to buy) Common Stock (78,300) $11.20 Dec. 1, 2015 78,300 Disposed
Nov. 16, 2011 GPOR Non-Qualified Stock Option (right to buy) Common Stock (25,000) $11.20 Dec. 1, 2015 25,000 Disposed
Nov. 8, 2011 GPOR Non-Qualified Stock Option (right to buy) Common Stock (25,000) $11.20 Dec. 1, 2015 25,000 Disposed
Feb. 3, 2011 GPOR Non-Qualified Stock Option (right to buy) Common Stock (25,000) $11.20 Dec. 1, 2015 25,000 Disposed
Dec. 1, 2005 GPOR Options Common Stock (200,000) $11.20 Dec. 1, 2015 200,000 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
July 6, 2017 TUSK Common Stock 6,700 Direct

Compensation (DEF 14A)

08

Matched by name from proxy statements (DEF 14A) — verify against the filing.

Fiscal yearSalaryBonusStock awards Option awardsNon-equity incentivePension changeOtherTotal
2014 $50,000 · · · · · $1,819,539 $6,982,339
2013 $383,333 $500,000 · · · · $46,905 $2,720,238
2012 $258,333 $500,000 · · · · $23,380 $3,303,513

Figures from the Summary Compensation Table of the company's proxy statement (DEF 14A). Compensation is not a recommendation.