Insider at

04

Insider transactions

05
0 buys (P) 0 sells (S) Net: $0 + 89 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

89 other filings hidden
DateTickerCodeSharesPriceValue Owned afterΔ ownA/Dvs now
Feb. 21, 2024 POWL S 2,835 $156.40 $443,394 12,360 Direct -18.66% Disposed 276.2% (price as of 2026-10-02)
Feb. 21, 2024 POWL S 2,319 $155.56 $360,744 15,195 Direct -13.24% Disposed 278.2% (price as of 2026-10-02)
Feb. 21, 2024 POWL S 1,213 $154.65 $187,590 17,514 Direct -6.48% Disposed 280.4% (price as of 2026-10-02)
Feb. 21, 2024 POWL S 2,633 $153.59 $404,402 18,727 Direct -12.33% Disposed 283.0% (price as of 2026-10-02)
March 4, 2021 OIS S 33,584 $8.49 $285,128 185,799 Direct -15.31% Disposed -3.1% (price as of 2026-10-02)
April 29, 2019 OIS S 3,000 $20.43 $61,290 203,612 Direct -1.45% Disposed -59.7% (price as of 2026-10-02)
Dec. 21, 2016 POWL S 2,000 $39.92 $79,840 10,000 Direct -16.67% Disposed 1373.7% (price as of 2026-10-02)
Sept. 20, 2016 POWL S 500 $38.17 $19,085 12,000 Direct -4.00% Disposed 1441.3% (price as of 2026-10-02)
Sept. 20, 2016 POWL S 500 $38.12 $19,060 12,500 Direct -3.85% Disposed 1443.3% (price as of 2026-10-02)
Nov. 4, 2015 OIS S 17,158 $33.04 $566,900 96,301 Direct -15.12% Disposed -75.1% (price as of 2026-10-02)
Jan. 6, 2015 OIS S 21,045 $46.61 $980,907 92,568 Direct -18.52% Disposed -82.3% (price as of 2026-10-02)

Showing latest 100 of 225 transactions

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
Nov. 4, 2015 OIS Common Stock (Right to Common Stock (17,158) $21.96 Feb. 19, 2016 17,158 Disposed
Feb. 18, 2015 OIS Common Stock (Right to Purchase) Common Stock (17,480) · Feb. 18, 2025 17,480 Acquired
Feb. 18, 2015 OIS Common Stock (Right to Purchase) Common Stock (17,480) $13.46 Feb. 18, 2025 17,480 Acquired
Jan. 6, 2015 OIS Common Stock (Right to Purchase) Common Stock (38,606) $9.71 Feb. 19, 2015 38,606 Disposed
June 16, 2014 OIS Common Stock (Right to Purchase) Common Stock (38,606) · Feb. 19, 2015 38,606 Acquired
June 16, 2014 OIS Common Stock (Right to Purchase) Common Stock (17,158) · Feb. 19, 2016 17,158 Acquired
June 16, 2014 OIS Common Stock (Right to Purchase) Common Stock (4,289) · Feb. 17, 2021 4,289 Acquired
June 16, 2014 OIS Common Stock (Right to Purchase) Common Stock (7,721) · Feb. 16, 2022 7,721 Acquired
June 16, 2014 OIS Common Stock (Right to Purchase) Common Stock (6,863) · Feb. 19, 2023 6,863 Acquired
June 16, 2014 OIS Common Stock (Right to Purchase) Common Stock (6,863) · Feb. 19, 2024 6,863 Acquired
Feb. 19, 2014 OIS Common Stock (Right to Purchase) Common Stock (4,000) $100.43 Feb. 19, 2024 4,000 Acquired
Sept. 13, 2013 OIS Common Stock (Right to Purchase) Common Stock (15,000) $36.53 Feb. 18, 2014 15,000 Disposed
Sept. 13, 2013 OIS Common Stock (Right to Purchase) Common Stock (15,000) $36.53 Feb. 18, 2014 15,000 Disposed
Sept. 13, 2013 OIS Common Stock (Right to Purchase) Common Stock (15,000) $36.53 Feb. 18, 2014 15,000 Disposed
Feb. 19, 2013 OIS Common Stock (Right to Purchase) Common Stock (4,000) $80.25 Feb. 19, 2023 4,000 Acquired
July 26, 2012 OIS Common Stock (Right to Purchase) Common Stock (15,000) $28.98 Feb. 16, 2013 15,000 Disposed
Feb. 16, 2012 OIS Common Stock (Right to Purchase) Common Stock (4,500) $84.63 Feb. 16, 2022 4,500 Acquired
Feb. 7, 2012 OIS Common Stock (Right To Purchase) Common Stock (8,731) $11.49 Feb. 25, 2013 8,731 Disposed
Feb. 6, 2012 OIS Common Stock (Right to Purchase) Common Stock (11,269) $11.49 Feb. 25, 2013 11,269 Disposed
Oct. 27, 2011 OIS Common Stock (Right to Purchase) Common Stock (2,000) $34.86 Feb. 15, 2012 2,000 Disposed
Oct. 17, 2011 OIS Common Stock (Right to Purchase) Common Stock (3,419) $34.86 Feb. 15, 2012 3,419 Disposed
Oct. 14, 2011 OIS Common Stock (Right to Purchase) Common Stock (581) $34.86 Feb. 15, 2012 581 Disposed
Oct. 12, 2011 OIS Common Stock (Right to Purchase) Common Stock (4,000) $34.86 Feb. 15, 2012 4,000 Disposed
Sept. 27, 2011 OIS Common Stock (Right to Purchase) Common Stock (7,500) $34.86 Feb. 15, 2012 7,500 Disposed
Feb. 17, 2011 OIS Common Stock (Right to Purchase) Common Stock (2,500) $75.41 Feb. 17, 2021 2,500 Acquired
Dec. 17, 2010 OIS Common Stock (Right to Purchase) Common Stock (15,000) $8.00 Feb. 11, 2012 15,000 Disposed
Sept. 2, 2010 OIS Common Stock Common Stock (1,728) $21.08 Feb. 24, 2011 1,728 Disposed
Sept. 2, 2010 OIS Common Stock Common Stock (7,646) $21.08 Feb. 24, 2011 7,646 Disposed
Feb. 19, 2010 OIS Common Stock (Right to Purchase) Common Stock (10,000) $37.67 Feb. 19, 2016 10,000 Acquired
June 4, 2009 OIS Common Stock Common Stock (6,250) $13.70 Feb. 26, 2010 6,250 Disposed
Feb. 19, 2009 OIS Common Stock (Right to Purchase) Common Stock (22,500) $16.65 Feb. 19, 2015 22,500 Acquired
Feb. 18, 2008 OIS Common Stock (Right to Purchase) Common Stock (15,000) $36.53 Feb. 18, 2014 15,000 Acquired
Sept. 17, 2007 OIS Common Stock (Right to Purchase) Common Stock (9,376) $21.08 Feb. 24, 2011 9,376 Disposed
Sept. 17, 2007 OIS Common Stock (Right to Purchase) Common Stock (18,750) $13.70 Feb. 26, 2010 18,750 Disposed
Feb. 16, 2007 OIS Common Stock (Right to Purchase) Common Stock (15,000) $28.98 Feb. 16, 2013 15,000 Acquired
March 1, 2006 OIS Common Stock Common Stock (30,000) $9.00 March 1, 2012 30,000 Disposed
Feb. 15, 2006 OIS Common Stock Option (Right to Purchase) Common Stock (17,500) $34.86 Feb. 15, 2012 17,500 Acquired
June 10, 2005 OIS Common Stock Options (Right to Purchase) Common Stock (26,474) $5.67 Dec. 1, 2005 26,474 Disposed
Feb. 24, 2005 OIS Common Stock Option (Right to Purchase) Common Stock (18,750) $21.08 Feb. 24, 2011 18,750 Acquired
Feb. 26, 2004 OIS Common Stock Option (Right to Purchase) Common Stock (25,000) $13.70 Feb. 26, 2014 25,000 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
June 10, 2008 POWL Common Stock 0 Direct

Compensation (DEF 14A)

08

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

OIS

President,Operations
Fiscal yearSalaryBonusStock awards Option awardsNon-equity incentivePension changeOtherTotal
2021 $81,208 · · · · · $745,200 $826,408
2019 $458,577 · · · $263,130 · $45,512 $2,017,227
2018 $448,577 · · · $451,647 · $56,636 $2,281,881

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