Darrell E Hollek
Insider
First SEC filing: June 13, 2018 · Latest: June 13, 2018
Insider at
Insider transactions
0 buys (P)
1 sells (S)
Net: $-493,553
Price change vs current quote, split-adjusted for corporate actions since the filing — not benchmarked, not annualized, not size-weighted
| Date | Ticker | Code | Shares | Price | Value | Owned after | Δ own | A/D | vs now |
|---|---|---|---|---|---|---|---|---|---|
| May 12, 2026 | OIS | A | 16,760 | · | · | 120,833 Direct | +16.10% | Acquired | (price as of 2026-10-02) |
| March 31, 2026 | OIS | S | 42,511 | $11.61 | $493,553 | 104,073 Direct | -29.00% | Disposed | -29.1% (price as of 2026-10-02) |
| May 13, 2025 | OIS | A | 31,185 | · | · | 146,584 Direct | +27.02% | Acquired | (price as of 2026-10-02) |
| May 7, 2024 | OIS | A | 33,259 | · | · | 115,399 Direct | +40.49% | Acquired | (price as of 2026-10-02) |
| May 9, 2023 | OIS | A | 21,708 | · | · | 82,140 Direct | +35.92% | Acquired | (price as of 2026-10-02) |
| May 10, 2022 | OIS | A | 19,470 | · | · | 60,432 Direct | +47.53% | Acquired | (price as of 2026-10-02) |
| May 11, 2021 | OIS | A | 19,470 | · | · | 40,962 Direct | +90.59% | Acquired | (price as of 2026-10-02) |
| May 12, 2020 | OIS | A | 11,211 | · | · | 21,492 Direct | +109.05% | Acquired | (price as of 2026-10-02) |
| May 7, 2019 | OIS | A | 6,710 | · | · | 10,281 Direct | +187.90% | 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.
Initial ownership (Form 3) 4 holdings
Securities held when first becoming an insider, per SEC Form 3.