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Mark D Gerstein
Insider
First SEC filing: Oct. 3, 2023 · Latest: Oct. 3, 2023
Insider at
Insider transactions
0 buys (P)
0 sells (S)
Net: $0
Price change vs current quote, split-adjusted for corporate actions since the filing — not benchmarked, not annualized, not size-weighted
No open-market trades on record; showing all filings.
| Date | Ticker | Code | Shares | Price | Value | Owned after | Δ own | A/D | vs now |
|---|---|---|---|---|---|---|---|---|---|
| July 1, 2026 | OMC | A | 309 | · | · | 16,332 Direct | +1.93% | Acquired | (price as of 2026-10-02) |
| July 1, 2026 | OMC | A | 704 | · | · | 16,023 Direct | +4.60% | Acquired | (price as of 2026-10-02) |
| April 1, 2026 | OMC | A | 299 | · | · | 15,168 Direct | +2.01% | Acquired | (price as of 2026-10-02) |
| April 1, 2026 | OMC | A | 681 | · | · | 14,869 Direct | +4.80% | Acquired | (price as of 2026-10-02) |
| Jan. 1, 2026 | OMC | A | 279 | · | · | 14,055 Direct | +2.03% | Acquired | (price as of 2026-10-02) |
| Jan. 1, 2026 | OMC | A | 635 | · | · | 13,777 Direct | +4.83% | Acquired | (price as of 2026-10-02) |
| Oct. 1, 2025 | OMC | A | 276 | · | · | 13,031 Direct | +2.16% | Acquired | (price as of 2026-10-02) |
| Oct. 1, 2025 | OMC | A | 629 | · | · | 12,755 Direct | +5.19% | Acquired | (price as of 2026-10-02) |
| July 1, 2025 | OMC | A | 313 | · | · | 12,020 Direct | +2.67% | Acquired | (price as of 2026-10-02) |
| July 1, 2025 | OMC | A | 712 | · | · | 11,708 Direct | +6.48% | Acquired | (price as of 2026-10-02) |
| April 1, 2025 | OMC | A | 618 | · | · | 10,632 Direct | +6.17% | Acquired | (price as of 2026-10-02) |
| April 1, 2025 | OMC | A | 271 | · | · | 10,904 Direct | +2.55% | Acquired | (price as of 2026-10-02) |
| Jan. 1, 2025 | OMC | A | 262 | · | · | 9,937 Direct | +2.71% | Acquired | (price as of 2026-10-02) |
| Jan. 1, 2025 | OMC | A | 596 | · | · | 9,675 Direct | +6.56% | Acquired | (price as of 2026-10-02) |
| Oct. 1, 2024 | OMC | A | 218 | · | · | 9,022 Direct | +2.48% | Acquired | (price as of 2026-10-02) |
| Oct. 1, 2024 | OMC | A | 423 | · | · | 8,805 Direct | +5.05% | Acquired | (price as of 2026-10-02) |
| July 1, 2024 | OMC | A | 251 | · | · | 8,323 Direct | +3.11% | Acquired | (price as of 2026-10-02) |
| July 1, 2024 | OMC | A | 488 | · | · | 8,072 Direct | +6.43% | Acquired | (price as of 2026-10-02) |
| April 1, 2024 | OMC | A | 233 | · | · | 7,533 Direct | +3.19% | Acquired | (price as of 2026-10-02) |
| April 1, 2024 | OMC | A | 452 | · | · | 7,301 Direct | +6.60% | Acquired | (price as of 2026-10-02) |
| Jan. 1, 2024 | OMC | A | 260 | · | · | 6,801 Direct | +3.97% | Acquired | (price as of 2026-10-02) |
| Jan. 1, 2024 | OMC | A | 506 | · | · | 6,541 Direct | +8.38% | Acquired | (price as of 2026-10-02) |
| Oct. 1, 2023 | OMC | A | 302 | · | · | 5,988 Direct | +5.31% | Acquired | (price as of 2026-10-02) |
| Oct. 1, 2023 | OMC | A | 587 | · | · | 5,686 Direct | +11.51% | Acquired | (price as of 2026-10-02) |
| July 1, 2023 | OMC | A | 460 | · | · | 4,829 Direct | +10.53% | Acquired | (price as of 2026-10-02) |
| July 1, 2023 | OMC | A | 236 | · | · | 5,066 Direct | +4.89% | Acquired | (price as of 2026-10-02) |
| April 1, 2023 | OMC | A | 238 | · | · | 4,342 Direct | +5.80% | Acquired | (price as of 2026-10-02) |
| April 1, 2023 | OMC | A | 464 | · | · | 4,103 Direct | +12.75% | Acquired | (price as of 2026-10-02) |
| Jan. 1, 2023 | OMC | A | 276 | · | · | 3,617 Direct | +8.26% | Acquired | (price as of 2026-10-02) |
| Jan. 1, 2023 | OMC | A | 536 | · | · | 3,341 Direct | +19.11% | Acquired | (price as of 2026-10-02) |
| Oct. 1, 2022 | OMC | A | 357 | · | · | 2,786 Direct | +14.70% | Acquired | (price as of 2026-10-02) |
| Oct. 1, 2022 | OMC | A | 693 | · | · | 2,429 Direct | +39.92% | Acquired | (price as of 2026-10-02) |
| July 1, 2022 | OMC | A | 590 | · | · | 1,736 Direct | +51.48% | Acquired | (price as of 2026-10-02) |
| July 1, 2022 | OMC | A | 1,146 | · | · | 1,146 Direct | · | Acquired | (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.