David M. Posner
Insider
First SEC filing: July 20, 2017 · Latest: July 20, 2017
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
| Date | Ticker | Code | Shares | Price | Value | Owned after | Δ own | A/D | vs now |
|---|---|---|---|---|---|---|---|---|---|
| March 13, 2020 | MTDR | P | 15,150 | $2.10 | $31,815 | 27,170 Indirect | +126.04% | Acquired | 2447.6% (price as of 2026-10-02) |
| Aug. 8, 2019 | MTDR | P | 3,650 | $15.05 | $54,932 | 12,020 Indirect | +43.61% | Acquired | 255.5% (price as of 2026-10-02) |
| June 6, 2019 | MTDR | A | 8,395 | · | · | 19,879 Direct | +73.10% | Acquired | (price as of 2026-10-02) |
| Nov. 29, 2018 | MTDR | P | 2,160 | $22.89 | $49,442 | 8,370 Indirect | +34.78% | Acquired | 133.7% (price as of 2026-10-02) |
| June 7, 2018 | MTDR | A | 5,210 | · | · | 11,484 Direct | +83.04% | Acquired | (price as of 2026-10-02) |
| Dec. 4, 2017 | MTDR | P | 1,035 | $28.92 | $29,932 | 6,210 Indirect | +20.00% | Acquired | 85.0% (price as of 2026-10-02) |
| Aug. 8, 2017 | MTDR | P | 4,115 | $24.10 | $99,172 | 5,175 Indirect | +388.21% | Acquired | 122.0% (price as of 2026-10-02) |
| July 18, 2017 | MTDR | A | 5,923 | · | · | 6,274 Direct | +1687.46% | 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) 2 holdings
Securities held when first becoming an insider, per SEC Form 3.