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Mark E. Layton
Insider
First SEC filing: March 7, 2018 · Latest: March 7, 2018
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 3, 2023 | TUSK | F | 36,375 | $5.55 | $201,881 | 418,985 Direct | -7.99% | Disposed | -49.5% (price as of 2026-10-02) |
| March 10, 2022 | TUSK | S | 40,417 | $2.04 | $82,451 | 455,360 Direct | -8.15% | Disposed | 37.3% (price as of 2026-10-02) |
| March 11, 2021 | TUSK | S | 55,789 | $5.22 | $291,219 | 495,777 Direct | -10.11% | Disposed | -46.4% (price as of 2026-10-02) |
| March 3, 2020 | TUSK | A | 500,000 | · | · | 551,566 Direct | +969.63% | Acquired | (price as of 2026-10-02) |
| Nov. 9, 2018 | TUSK | S | 142 | $26.12 | $3,709 | 51,566 Direct | -0.27% | Disposed | -89.3% (price as of 2026-10-02) |
| Nov. 8, 2018 | TUSK | S | 994 | $27.27 | $27,106 | 51,708 Direct | -1.89% | Disposed | -89.7% (price as of 2026-10-02) |
| March 1, 2018 | TUSK | S | 4,373 | $26.13 | $114,266 | 52,702 Direct | -7.66% | Disposed | -89.3% (price as of 2026-10-02) |
| Nov. 14, 2017 | TUSK | S | 925 | $19.01 | $17,584 | 57,075 Direct | -1.59% | Disposed | -85.3% (price as of 2026-10-02) |
| Feb. 21, 2017 | TUSK | A | 40,000 | · | · | 58,000 Direct | +222.22% | Acquired | (price as of 2026-10-02) |
| Oct. 19, 2016 | TUSK | A | 15,000 | · | · | 18,000 Direct | +500.00% | Acquired | (price as of 2026-10-02) |
| Oct. 19, 2016 | TUSK | P | 3,000 | $15.00 | $45,000 | 3,000 Direct | · | Acquired | -81.3% (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.
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 |
|---|---|---|---|---|---|---|---|---|
| 2025 | $500,000 | $50,000 | · | · | · | · | $10,385 | $560,385 |
| 2024 | $444,038 | $50,000 | · | · | · | · | $10,350 | $504,388 |
| 2023 | $350,000 | $330,000 | · | · | · | · | $9,900 | $689,900 |
Figures from the Summary Compensation Table of the company's proxy statement (DEF 14A). Compensation is not a recommendation.