Insider at

04

Insider transactions

05
0 buys (P) 7 sells (S) Net: $-122,063 + 51 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

51 other filings hidden
DateTickerCodeSharesPriceValue Owned afterΔ ownA/Dvs now
Aug. 17, 2026 OM S 3,437 $4.39 $15,088 194,597 Direct -1.74% Disposed -6.6% (price as of 2026-10-05)
May 15, 2026 OM S 3,445 $3.70 $12,746 98,874 Direct -3.37% Disposed 10.8% (price as of 2026-10-05)
Feb. 17, 2026 OM S 3,361 $3.35 $11,259 102,342 Direct -3.18% Disposed 22.4% (price as of 2026-10-05)
Jan. 21, 2026 OM S 2,120 $5.05 $10,706 105,703 Direct -1.97% Disposed -18.8% (price as of 2026-10-05)
Jan. 20, 2026 OM S 11,794 $5.12 $60,385 107,823 Direct -9.86% Disposed -19.9% (price as of 2026-10-05)
Jan. 7, 2026 OM S 1,795 $4.27 $7,665 119,617 Direct -1.48% Disposed -4.0% (price as of 2026-10-05)
Nov. 17, 2025 OM S 916 $4.60 $4,214 121,412 Direct -0.75% Disposed -10.9% (price as of 2026-10-05)
Aug. 15, 2025 OM S 904 $12.88 $11,644 122,328 Direct -0.73% Disposed -68.2% (price as of 2026-10-05)
May 15, 2025 OM S 935 $17.80 $16,643 58,129 Direct -1.58% Disposed -77.0% (price as of 2026-10-05)
Feb. 18, 2025 OM S 14,611 $0.90 $13,150 880,969 Direct -1.63% Disposed -69.6% (price as of 2026-10-05)
Jan. 21, 2025 OM S 4,403 $0.80 $3,522 956,413 Direct -0.46% Disposed -65.8% (price as of 2026-10-05)
Jan. 21, 2025 OM S 42,384 $0.80 $33,907 914,029 Direct -4.43% Disposed -65.8% (price as of 2026-10-05)
Jan. 21, 2025 OM S 18,449 $0.80 $14,759 895,580 Direct -2.02% Disposed -65.8% (price as of 2026-10-05)
Jan. 13, 2025 OM S 33,227 $0.81 $26,914 861,397 Direct -3.71% Disposed -66.3% (price as of 2026-10-05)
Jan. 7, 2025 OM S 10,227 $1.29 $13,193 894,624 Direct -1.13% Disposed -78.8% (price as of 2026-10-05)
Nov. 15, 2024 OM S 5,645 $0.80 $4,516 904,851 Direct -0.62% Disposed -65.8% (price as of 2026-10-05)
Aug. 15, 2024 OM S 5,308 $0.84 $4,459 910,496 Direct -0.58% Disposed -67.5% (price as of 2026-10-05)
May 16, 2024 OM S 5,237 $3.53 $18,487 915,804 Direct -0.57% Disposed -92.3% (price as of 2026-10-05)
Feb. 15, 2024 OM S 5,320 $3.57 $18,992 833,091 Direct -0.63% Disposed -92.3% (price as of 2026-10-05)
Jan. 16, 2024 OM S 8,126 $4.29 $34,861 838,411 Direct -0.96% Disposed -93.6% (price as of 2026-10-05)
Jan. 8, 2024 OM S 14,188 $5.49 $77,892 389,099 Direct -3.52% Disposed -95.0% (price as of 2026-10-05)
Nov. 16, 2023 OM S 3,175 $4.76 $15,113 403,287 Direct -0.78% Disposed -94.3% (price as of 2026-10-05)
Aug. 16, 2023 OM S 3,028 $15.10 $45,723 406,461 Direct -0.74% Disposed -98.2% (price as of 2026-10-05)
Aug. 1, 2023 OM S 10b5-1 20,000 $20.22 $404,400 409,489 Direct -4.66% Disposed -98.6% (price as of 2026-10-05)
July 3, 2023 OM S 10b5-1 20,000 $20.90 $418,000 409,489 Direct -4.66% Disposed -98.7% (price as of 2026-10-05)
June 1, 2023 OM S 10b5-1 20,000 $21.10 $422,000 409,489 Direct -4.66% Disposed -98.7% (price as of 2026-10-05)
May 16, 2023 OM S 2,962 $19.91 $58,973 409,489 Direct -0.72% Disposed -98.6% (price as of 2026-10-05)
May 3, 2023 OM S 10b5-1 20,000 $20.01 $400,200 412,451 Direct -4.62% Disposed -98.6% (price as of 2026-10-05)
May 3, 2023 OM S 10b5-1 9,492 $20.00 $189,840 412,451 Direct -2.25% Disposed -98.6% (price as of 2026-10-05)
May 3, 2023 OM S 10b5-1 10,508 $20.00 $210,160 412,451 Direct -2.48% Disposed -98.6% (price as of 2026-10-05)
March 1, 2023 OM S 10b5-1 30,000 $22.48 $674,400 412,451 Direct -6.78% Disposed -98.8% (price as of 2026-10-05)
Feb. 16, 2023 OM S 932 $24.36 $22,704 413,112 Direct -0.23% Disposed -98.9% (price as of 2026-10-05)
Feb. 16, 2023 OM S 2,083 $24.36 $50,742 411,029 Direct -0.50% Disposed -98.9% (price as of 2026-10-05)
Feb. 1, 2023 OM S 10b5-1 30,000 $28.06 $841,800 414,044 Direct -6.76% Disposed -99.0% (price as of 2026-10-05)
Jan. 27, 2023 OM S 6,281 $27.92 $175,366 414,044 Direct -1.49% Disposed -99.0% (price as of 2026-10-05)
Jan. 3, 2023 OM S 10b5-1 30,000 $25.26 $757,800 290,243 Direct -9.37% Disposed -98.9% (price as of 2026-10-05)
Dec. 1, 2022 OM S 10b5-1 8,717 $20.85 $181,749 290,243 Direct -2.92% Disposed -98.7% (price as of 2026-10-05)
Dec. 1, 2022 OM S 10b5-1 21,283 $20.85 $443,751 290,243 Direct -6.83% Disposed -98.7% (price as of 2026-10-05)
Nov. 16, 2022 OM S 916 $19.29 $17,670 290,243 Direct -0.31% Disposed -98.6% (price as of 2026-10-05)
Nov. 11, 2022 OM S 10b5-1 30,000 $20.00 $600,000 291,159 Direct -9.34% Disposed -98.6% (price as of 2026-10-05)
Aug. 16, 2022 OM S 914 $21.48 $19,633 291,159 Direct -0.31% Disposed -98.7% (price as of 2026-10-05)
Aug. 1, 2022 OM S 10b5-1 30,000 $20.00 $600,000 292,073 Direct -9.31% Disposed -98.6% (price as of 2026-10-05)
June 1, 2022 OM S 10b5-1 14,289 $20.95 $299,355 292,073 Direct -4.66% Disposed -98.7% (price as of 2026-10-05)
June 1, 2022 OM S 10b5-1 15,711 $20.95 $329,145 292,073 Direct -5.10% Disposed -98.7% (price as of 2026-10-05)
May 17, 2022 OM S 909 $26.36 $23,961 292,073 Direct -0.31% Disposed -99.0% (price as of 2026-10-05)
May 2, 2022 OM S 10b5-1 30,000 $35.87 $1,076,100 292,982 Direct -9.29% Disposed -99.2% (price as of 2026-10-05)
April 1, 2022 OM S 10b5-1 20,000 $46.18 $923,600 307,982 Direct -6.10% Disposed -99.4% (price as of 2026-10-05)
April 1, 2022 OM S 10b5-1 30,000 $46.19 $1,385,700 307,982 Direct -8.88% Disposed -99.4% (price as of 2026-10-05)
April 1, 2022 OM S 10b5-1 15,000 $46.18 $692,700 292,982 Direct -4.87% Disposed -99.4% (price as of 2026-10-05)

Showing latest 100 of 192 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
March 10, 2025 OM Series A Non-Voting Convertible Preferred Preferred Stock (2,500) · · 2,500 Disposed
March 7, 2025 OM Series A Non-Voting Convertible Preferred Preferred Stock (2,500) · · 2,500 Acquired
Aug. 1, 2023 OM Performance Options (right to buy) Common Stock (20,000) $4.11 Nov. 3, 2028 20,000 Disposed
July 3, 2023 OM Performance Options (right to buy) Common Stock (20,000) $4.11 Nov. 3, 2028 20,000 Disposed
June 1, 2023 OM Performance Options (right to buy) Common Stock (20,000) $4.11 Nov. 3, 2028 20,000 Disposed
May 3, 2023 OM Performance Options (right to buy) Common Stock (10,508) $3.88 Sept. 19, 2027 10,508 Disposed
May 3, 2023 OM Performance Options (right to buy) Common Stock (20,000) $4.11 Nov. 3, 2028 20,000 Disposed
May 3, 2023 OM Performance Options (right to buy) Common Stock (9,492) $4.11 Nov. 3, 2028 9,492 Disposed
March 6, 2023 ADPT Stock Option (right to buy) Common Stock (23,329) $8.46 March 6, 2033 23,329 Acquired
March 1, 2023 OM Performance Options (right to buy) Common Stock (30,000) $3.88 Sept. 19, 2027 30,000 Disposed
Feb. 1, 2023 OM Performance Options (right to buy) Common Stock (30,000) $3.88 Sept. 19, 2027 30,000 Disposed
Jan. 3, 2023 OM Performance Options (right to buy) Common Stock (30,000) $3.88 Sept. 19, 2027 30,000 Disposed
Dec. 1, 2022 OM Performance Options (right to buy) Common Stock (8,717) $3.88 Sept. 19, 2027 8,717 Disposed
Dec. 1, 2022 OM Performance Options (right to buy) Common Stock (21,283) $3.88 Sept. 19, 2027 21,283 Disposed
Nov. 11, 2022 OM Performance Options (right to buy) Common Stock (30,000) $3.88 Sept. 19, 2027 30,000 Disposed
Aug. 1, 2022 OM Performance Options (right to buy) Common Stock (30,000) $3.88 Sept. 19, 2027 30,000 Disposed
June 1, 2022 OM Non-Qualified Stock Option (right to buy) Common Stock (15,711) $3.88 Sept. 19, 2027 15,711 Disposed
June 1, 2022 OM Performance Options (right to buy) Common Stock (14,289) $3.88 Sept. 19, 2027 14,289 Disposed
May 2, 2022 OM Non-Qualified Stock Option (right to buy) Common Stock (30,000) $3.88 Sept. 19, 2027 30,000 Disposed
April 1, 2022 OM Non-Qualified Stock Option (right to buy) Common Stock (30,000) $3.88 Sept. 19, 2027 30,000 Disposed
April 1, 2022 OM Non-Qualified Stock Option (right to buy) Common Stock (20,000) $4.11 Nov. 3, 2028 20,000 Disposed
March 1, 2022 OM Non-Qualified Stock Option (right to buy) Common Stock (20,000) $3.88 Sept. 19, 2027 20,000 Disposed
Feb. 1, 2022 OM Non-Qualified Stock Option (right to buy) Common Stock (20,000) $3.88 Sept. 19, 2027 20,000 Disposed
Jan. 26, 2022 ADPT Stock Option (Right to Buy) Common Stock (16,722) $14.95 Jan. 26, 2032 16,722 Acquired
Jan. 3, 2022 OM Non-Qualified Stock Option (right to buy) Common Stock (20,000) $3.88 Sept. 19, 2027 20,000 Disposed
Jan. 3, 2022 OM Non-Qualified Stock Option (right to buy) Common Stock (12,500) $3.88 Sept. 19, 2027 12,500 Disposed
Jan. 3, 2022 OM Non-Qualified Stock Option (right to buy) Common Stock (10,000) $3.88 Sept. 19, 2027 10,000 Disposed
Dec. 1, 2021 OM Non-Qualified Stock Option (right to buy) Common Stock (14,373) $2.93 July 22, 2025 14,373 Disposed
Dec. 1, 2021 OM Non-Qualified Stock Option (right to buy) Common Stock (5,627) $3.88 Sept. 19, 2027 5,627 Disposed
Nov. 1, 2021 OM Non-Qualified Stock Option (right to buy) Common Stock (20,000) $2.93 July 22, 2025 20,000 Disposed
Nov. 1, 2021 OM Non-Qualified Stock Option (right to buy) Common Stock (15,000) $2.93 July 22, 2025 15,000 Disposed
Oct. 1, 2021 OM Non-Qualified Stock Option (right to buy) Common Stock (20,000) $2.93 July 22, 2025 20,000 Disposed
Oct. 1, 2021 OM Non-Qualified Stock Option (right to buy) Common Stock (12,500) $2.93 July 22, 2025 12,500 Disposed
Oct. 1, 2021 OM Non-Qualified Stock Option (right to buy) Common Stock (10,000) $2.93 July 22, 2025 10,000 Disposed
Sept. 17, 2021 OM Non-Qualified Stock Option (right to buy) Common Stock (15,000) $2.93 July 22, 2025 15,000 Disposed
Sept. 1, 2021 OM Non-Qualified Stock Option (right to buy) Common Stock (15,000) $2.93 July 22, 2025 15,000 Disposed
Sept. 1, 2021 OM Non-Qualified Stock Option (right to buy) Common Stock (5,000) $2.93 July 22, 2025 5,000 Disposed
Aug. 2, 2021 OM Non-Qualified Stock Option (right to buy) Common Stock (20,000) $2.93 July 22, 2025 20,000 Disposed
July 1, 2021 OM Non-Qualified Stock Option (right to buy) Common Stock (13,081) $1.11 March 13, 2025 13,081 Disposed
July 1, 2021 OM Non-Qualified Stock Option (right to buy) Common Stock (12,500) $2.93 July 22, 2025 12,500 Disposed
July 1, 2021 OM Non-Qualified Stock Option (right to buy) Common Stock (10,000) $2.93 July 22, 2025 10,000 Disposed
July 1, 2021 OM Non-Qualified Stock Option (right to buy) Common Stock (6,919) $2.93 July 22, 2025 6,919 Disposed
June 1, 2021 OM Non-Qualified Stock Option (right to buy) Common Stock (20,000) $1.11 March 13, 2025 20,000 Disposed
May 3, 2021 OM Stock Option (Right to Buy) Common Stock (20,000) $1.11 March 13, 2025 20,000 Disposed
April 1, 2021 OM Stock Option (Right to Buy) Common Stock (14,697) $1.11 March 13, 2025 14,697 Disposed
April 1, 2021 OM Stock Option (Right to Buy) Common Stock (19,037) $1.11 Sept. 5, 2024 19,037 Disposed
April 1, 2021 OM Stock Option (Right to Buy) Common Stock (23,766) $1.11 Sept. 24, 2023 23,766 Disposed
March 17, 2021 ADPT Stock Option (Right to Buy) Common Stock (11,109) $45.01 March 17, 2031 11,109 Acquired
March 15, 2021 OM Stock Option (Right to Buy) Common Stock (57,937) · March 14, 2031 57,937 Acquired
March 15, 2021 OM Stock Option (Right to Buy) Common Stock (57,937) $25.89 March 14, 2031 57,937 Acquired
Sept. 17, 2020 OM Series D Redeemable Convertible Preferred Stock Common Stock (2,686) · · 16,078 Disposed
Sept. 17, 2020 OM Series C Redeemable Convertible Preferred Stock Common Stock (4,885) · · 38,588 Disposed
Aug. 17, 2020 OM Stock Option (Right to Buy) Common Stock · March 13, 2025 68,355 Disposed

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

Initial ownership (Form 3) 16 holdings

07

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

DateTickerSecuritySharesOwnership
Sept. 14, 2020 OM Common Stock 161,580 Direct
Sept. 14, 2020 OM Common Stock 1,199 Indirect
Sept. 14, 2020 OM Stock Option (Right to Buy)→ Common Stock (23,765) 23,765 Direct
Sept. 14, 2020 OM Stock Option (Right to Buy)→ Common Stock (19,037) 19,037 Direct
Sept. 14, 2020 OM Stock Option (Right to Buy)→ Common Stock (67,778) 67,778 Direct
Sept. 14, 2020 OM Stock Option (Right to Buy)→ Common Stock (176,292) 176,292 Direct
Sept. 14, 2020 OM Stock Option (Right to Buy)→ Common Stock (163,838) 163,838 Direct
Sept. 14, 2020 OM Performance Stock Option (Right to Buy)→ Common Stock (95,572) 95,572 Direct
Sept. 14, 2020 OM Performance Stock Option (Right to Buy)→ Common Stock (109,225) 109,225 Direct
Sept. 14, 2020 OM Stock Option (Right to Buy)→ Common Stock (172,365) 172,365 Direct
Sept. 14, 2020 OM Performance Stock Option (Right to Buy)→ Common Stock (114,910) 114,910 Direct
Sept. 14, 2020 OM Performance Stock Option (Right to Buy)→ Common Stock (240,968) 240,968 Direct
Sept. 14, 2020 OM Stock Option (Right to Buy)→ Common Stock (162,227) 162,227 Direct
Sept. 14, 2020 OM Performance Stock Option (Right to Buy)→ Common Stock (108,151) 108,151 Direct
Sept. 14, 2020 OM Series C Redeemable Convertible Preferred Stock→ Common Stock (4,885) 4,885 Indirect
Sept. 14, 2020 OM Series D Redeemable Convertible Preferred Stock→ Common Stock (2,686) 2,686 Indirect

Compensation (DEF 14A)

08

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

OM

Fiscal yearSalaryBonusStock awards Option awardsNon-equity incentivePension changeOtherTotal
2025 $755,166 · · · $294,515 · $7,947 $3,255,510
2024 $725,000 · · · $870,000 · $7,397 $4,002,620
2023 $723,077 · · · $489,876 · $7,117 $6,474,946

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