David E Lancaster
CIK 1540524 · View on SEC EDGAR ↗
First SEC filing: Feb. 1, 2012 · Latest: Feb. 1, 2012
On this page
- Insider at Companies where this person is a reporting insider.
- Insider transactions Every share this person bought or sold, from Form 4 filings.
- Derivatives Options and other derivative holdings reported by this person.
- Initial holdings The stakes this person held when they first started reporting.
- Compensation Executive pay disclosed in company proxy statements.
Insider at
Insider transactions
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 29, 2014 | MTDR | P | 1,000 | $25.00 | $25,000 | 238,161 Direct | +0.42% | Acquired | 131.2% (price as of 2026-08-19) |
| Sept. 10, 2013 | MTDR | P | 1,000 | $15.25 | $15,250 | 224,125 Direct | +0.45% | Acquired | 279.0% (price as of 2026-08-19) |
| Dec. 7, 2012 | MTDR | P | 2,000 | $8.25 | $16,500 | 75,500 Indirect | +2.72% | Acquired | 600.5% (price as of 2026-08-19) |
| Feb. 7, 2012 | MTDR | S | 60,000 | $12.00 | $720,000 | 161,250 Direct | -27.12% | Disposed | 381.6% (price as of 2026-08-19) |
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.
| Date | Ticker | Security | Underlying | Exercise price | Expiration | Shares | A/D |
|---|---|---|---|---|---|---|---|
| Jan. 21, 2015 | MTDR | Employee Stock Option | Common Stock (30,000) | $22.01 | Jan. 20, 2020 | 30,000 | Acquired |
| March 7, 2014 | MTDR | Employee Stock Option | Common Stock (21,368) | $23.40 | March 6, 2019 | 21,368 | Acquired |
| Feb. 11, 2014 | MTDR | Employee Stock Option | Common Stock (7,610) | $19.71 | Feb. 10, 2019 | 7,610 | Acquired |
| March 8, 2013 | MTDR | Employee Stock Option | Common Stock (125,000) | $8.21 | March 7, 2018 | 125,000 | Acquired |
| April 16, 2012 | MTDR | Employee Stock Option | Common Stock (42,500) | $10.49 | April 15, 2017 | 42,500 | Acquired |
| Feb. 7, 2012 | MTDR | Employee stock option (right to buy) | Common Stock (60,000) | $9.00 | Feb. 7, 2012 | 60,000 | Disposed |
Exercise/conversion price is blank when not applicable (e.g. RSUs).
Initial ownership (Form 3) 5 holdings
Securities held when first becoming an insider, per SEC Form 3.
| Date | Ticker | Security | Shares | Ownership |
|---|---|---|---|---|
| Feb. 1, 2012 | MTDR | Class A Common Stock | 161,250 | Direct |
| Feb. 1, 2012 | MTDR | Class A Common Stock | 73,500 | Indirect |
| Feb. 1, 2012 | MTDR | Stock Option (right to buy)→ Class A Common Stock (60,000) | 60,000 | Direct |
| Feb. 1, 2012 | MTDR | Stock Option (right to buy)→ Class A Common Stock (75,000) | 75,000 | Direct |
| Feb. 1, 2012 | MTDR | Stock Option (right to buy)→ Class A Common Stock (15,000) | 15,000 | Direct |
Compensation (DEF 14A)
Matched by name from proxy statements (DEF 14A) — verify against the filing.
| Fiscal year | Salary | Bonus | Stock awards | Option awards | Non-equity incentive | Pension change | Other | Total |
|---|---|---|---|---|---|---|---|---|
| 2021 | $693,333 | — | — | — | $1,160,000 | — | $20,300 | $4,391,233 |
| 2016 | $475,000 | $250,000 | — | — | $784,000 | — | $18,550 | $2,241,672 |
| 2015 | $425,000 | $175,000 | — | — | $470,000 | — | $18,550 | $1,574,603 |
Figures from the Summary Compensation Table of the company's proxy statement (DEF 14A). Compensation is not a recommendation.