Insider at

04

Insider transactions

05
0 buys (P) 2 sells (S) Net: $-291,492 + 55 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

55 other filings hidden
DateTickerCodeSharesPriceValue Owned afterΔ ownA/Dvs now
July 7, 2026 AIAI S 7,485 $12.97 $97,080 340,321 Direct -2.15% Disposed -72.1% (price as of 2026-10-06)
July 6, 2026 AIAI S 14,295 $13.60 $194,412 347,806 Direct -3.95% Disposed -73.4% (price as of 2026-10-06)
Aug. 7, 2024 OEC P 5,000 $18.22 $91,100 101,855 Direct +5.16% Acquired -68.6% (price as of 2026-10-06)
Aug. 7, 2024 OEC P 5,000 $18.14 $90,700 96,855 Direct +5.44% Acquired -68.5% (price as of 2026-10-06)
Aug. 7, 2024 OEC P 5,000 $18.13 $90,650 91,855 Direct +5.76% Acquired -68.5% (price as of 2026-10-06)
June 7, 2024 OEC P 5,000 $23.68 $118,400 77,061 Direct +6.94% Acquired -75.8% (price as of 2026-10-06)
March 15, 2023 OEC P 10,000 $23.82 $238,200 60,666 Direct +19.74% Acquired -76.0% (price as of 2026-10-06)
May 12, 2022 OEC P 4,600 $16.88 $77,648 20,000 Direct +29.87% Acquired -66.1% (price as of 2026-10-06)
May 12, 2022 OEC P 400 $16.76 $6,704 15,400 Direct +2.67% Acquired -65.9% (price as of 2026-10-06)
May 11, 2022 OEC P 5,000 $17.03 $85,150 15,000 Direct +50.00% Acquired -66.4% (price as of 2026-10-06)
March 9, 2022 GHM S 7,876 $8.13 $64,032 54,640 Direct -12.60% Disposed 985.9% (price as of 2026-10-06)
March 8, 2022 GHM S 2,124 $8.13 $17,268 62,516 Direct -3.29% Disposed 985.9% (price as of 2026-10-06)
Dec. 8, 2021 GHM S 2,893 $12.75 $36,886 64,640 Direct -4.28% Disposed 592.4% (price as of 2026-10-06)
March 9, 2021 GHM S 1,800 $16.73 $30,114 59,154 Direct -2.95% Disposed 427.7% (price as of 2026-10-06)
March 8, 2021 GHM S 5,193 $16.04 $83,296 60,954 Direct -7.85% Disposed 450.4% (price as of 2026-10-06)
March 5, 2021 GHM S 3,007 $15.90 $47,811 66,147 Direct -4.35% Disposed 455.2% (price as of 2026-10-06)
March 4, 2021 GHM S 5,800 $15.93 $92,394 69,154 Direct -7.74% Disposed 454.2% (price as of 2026-10-06)
Feb. 25, 2020 GHM P 1,800 $17.00 $30,600 60,632 Direct +3.06% Acquired 419.3% (price as of 2026-10-06)
Jan. 31, 2020 GHM P 1,500 $18.00 $27,000 58,832 Direct +2.62% Acquired 390.4% (price as of 2026-10-06)
Jan. 31, 2020 GHM P 2,500 $18.60 $46,500 57,332 Direct +4.56% Acquired 374.6% (price as of 2026-10-06)
Sept. 10, 2018 GHM S 1,844 $27.25 $50,249 53,223 Direct -3.35% Disposed 224.0% (price as of 2026-10-06)
Sept. 10, 2018 GHM S 1,739 $27.25 $47,388 55,067 Direct -3.06% Disposed 224.0% (price as of 2026-10-06)
Aug. 17, 2018 GHM S 2,553 $28.35 $72,378 55,477 Direct -4.40% Disposed 211.4% (price as of 2026-10-06)
Aug. 17, 2018 GHM S 410 $28.42 $11,652 55,067 Direct -0.74% Disposed 210.6% (price as of 2026-10-06)
Nov. 15, 2016 GHM S 98 $20.75 $2,034 50,256 Direct -0.19% Disposed 325.4% (price as of 2026-10-06)
Nov. 15, 2016 GHM S 204 $20.74 $4,231 50,354 Direct -0.40% Disposed 325.7% (price as of 2026-10-06)
Nov. 15, 2016 GHM S 100 $20.66 $2,066 50,558 Direct -0.20% Disposed 327.3% (price as of 2026-10-06)
Nov. 15, 2016 GHM S 200 $20.63 $4,126 50,658 Direct -0.39% Disposed 327.9% (price as of 2026-10-06)
Nov. 15, 2016 GHM S 200 $20.61 $4,122 50,858 Direct -0.39% Disposed 328.3% (price as of 2026-10-06)
Nov. 15, 2016 GHM S 100 $20.59 $2,059 51,058 Direct -0.20% Disposed 328.8% (price as of 2026-10-06)
Nov. 15, 2016 GHM S 200 $20.58 $4,116 51,158 Direct -0.39% Disposed 329.0% (price as of 2026-10-06)
Nov. 15, 2016 GHM S 300 $20.57 $6,171 51,358 Direct -0.58% Disposed 329.2% (price as of 2026-10-06)
Nov. 15, 2016 GHM S 700 $20.56 $14,392 51,658 Direct -1.34% Disposed 329.4% (price as of 2026-10-06)
Nov. 15, 2016 GHM S 5,731 $20.50 $117,486 52,358 Direct -9.87% Disposed 330.6% (price as of 2026-10-06)
June 3, 2015 GHM S 2,100 $21.32 $44,772 46,559 Direct -4.32% Disposed 314.1% (price as of 2026-10-06)
June 3, 2015 GHM S 377 $21.34 $8,045 48,659 Direct -0.77% Disposed 313.7% (price as of 2026-10-06)
June 3, 2015 GHM S 100 $21.36 $2,136 49,036 Direct -0.20% Disposed 313.3% (price as of 2026-10-06)
June 3, 2015 GHM S 145 $21.37 $3,099 49,136 Direct -0.29% Disposed 313.1% (price as of 2026-10-06)
June 3, 2015 GHM S 1,552 $21.39 $33,197 49,281 Direct -3.05% Disposed 312.7% (price as of 2026-10-06)
June 3, 2015 GHM S 467 $21.40 $9,994 50,833 Direct -0.91% Disposed 312.5% (price as of 2026-10-06)
June 3, 2015 GHM S 200 $21.41 $4,282 51,300 Direct -0.39% Disposed 312.3% (price as of 2026-10-06)
June 3, 2015 GHM S 200 $21.42 $4,284 51,500 Direct -0.39% Disposed 312.1% (price as of 2026-10-06)
June 3, 2015 GHM S 263 $21.45 $5,641 51,700 Direct -0.51% Disposed 311.6% (price as of 2026-10-06)
June 3, 2015 GHM S 350 $21.47 $7,514 51,963 Direct -0.67% Disposed 311.2% (price as of 2026-10-06)
Aug. 20, 2014 GHM P 2,500 $30.16 $75,400 47,501 Direct +5.56% Acquired 192.7% (price as of 2026-10-06)

Showing latest 100 of 139 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
Sept. 10, 2018 GHM Stock Option (Right to Buy) Common Stock · May 20, 2020 1,739 Disposed
Nov. 12, 2013 GHM Stock Option (Right to Buy) Common Stock (500) $15.25 May 20, 2020 500 Disposed
Oct. 29, 2013 GHM Stock Option (Right to Buy) Common Stock (1,436) $15.25 May 20, 2020 1,436 Disposed
Oct. 29, 2013 GHM Stock Option (Right to Buy) Common Stock (4,693) $15.22 May 28, 2019 4,693 Disposed
Oct. 29, 2013 GHM Stock Option (Right to Buy) Common Stock (1,000) $8.01 March 2, 2019 1,000 Disposed
May 30, 2012 GHM Stock Option (Right to Buy) Common Stock · May 30, 2022 7,141 Acquired
May 20, 2010 GHM Stock Option (Right to Buy) Common Stock · May 20, 2020 3,675 Acquired
May 28, 2009 GHM Stock Option (Right to Buy) Common Stock $15.22 May 28, 2019 4,693 Acquired
March 2, 2009 GHM Stock Option (Right to Buy) Common Stock $8.01 March 2, 2019 1,000 Acquired

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

Initial ownership (Form 3) 2 holdings

07

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

DateTickerSecuritySharesOwnership
May 12, 2022 OEC Common Shares, no par value 10,000 Direct
March 4, 2009 GHM Common Stock 1,400 Direct

Compensation (DEF 14A)

08

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

GHM

Fiscal yearSalaryBonusStock awards Option awardsNon-equity incentivePension changeOtherTotal
2022 $334,750 · $207,883 · $48,874 · $26,627 $618,134
2021 $325,000 · $190,190 · $265,200 · $26,143 $806,533
2020 $309,858 · $163,055 · · · $26,280 $499,193

OEC

CFO
Fiscal yearSalaryBonusStock awards Option awardsNon-equity incentivePension changeOtherTotal
2025 · · $330,035 · $172,903 · · $1,027,428
2024 · · · · · · $17,566 $1,122,964
2023 · · · · $107,494 · $16,816 $1,790,048

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