MELLINGER DOUGLAS K
Insider
First SEC filing: May 5, 2022 · Latest: May 5, 2022
Insider at
Insider transactions
0 buys (P)
3 sells (S)
Net: $-149,260
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 |
|---|---|---|---|---|---|---|---|---|---|
| June 22, 2026 | MARA | S 10b5-1 | 7,000 | $16.00 | $112,000 | 231,618 Direct | -2.93% | Disposed | -29.8% (price as of 2026-10-02) |
| Feb. 13, 2026 | MARA | A | 82,759 | · | · | 253,618 Direct | +48.44% | Acquired | (price as of 2026-10-02) |
| Nov. 10, 2025 | MARA | S 10b5-1 | 1,000 | $16.55 | $16,550 | 170,859 Direct | -0.58% | Disposed | -32.1% (price as of 2026-10-02) |
| Oct. 7, 2025 | MARA | S 10b5-1 | 1,000 | $20.71 | $20,710 | 171,859 Direct | -0.58% | Disposed | -45.8% (price as of 2026-10-02) |
| Sept. 10, 2025 | MARA | S 10b5-1 | 1,000 | $16.10 | $16,100 | 172,859 Direct | -0.58% | Disposed | -30.2% (price as of 2026-10-02) |
| Aug. 7, 2025 | MARA | S 10b5-1 | 1,000 | $16.21 | $16,210 | 173,859 Direct | -0.57% | Disposed | -30.7% (price as of 2026-10-02) |
| July 7, 2025 | MARA | S 10b5-1 | 1,000 | $17.42 | $17,420 | 174,859 Direct | -0.57% | Disposed | -35.5% (price as of 2026-10-02) |
| June 6, 2025 | MARA | S 10b5-1 | 1,000 | $16.00 | $16,000 | 175,859 Direct | -0.57% | Disposed | -29.8% (price as of 2026-10-02) |
| May 9, 2025 | MARA | S 10b5-1 | 3,000 | $16.00 | $48,000 | 176,859 Direct | -1.67% | Disposed | -29.8% (price as of 2026-10-02) |
| Feb. 28, 2025 | MARA | A | 43,103 | · | · | 179,859 Direct | +31.52% | Acquired | (price as of 2026-10-02) |
| Jan. 13, 2025 | MARA | S 10b5-1 | 1,000 | $17.00 | $17,000 | 137,756 Direct | -0.72% | Disposed | -33.9% (price as of 2026-10-02) |
| Dec. 12, 2024 | MARA | S 10b5-1 | 1,000 | $23.80 | $23,800 | 138,756 Direct | -0.72% | Disposed | -52.8% (price as of 2026-10-02) |
| Nov. 12, 2024 | MARA | S 10b5-1 | 1,000 | $24.06 | $24,060 | 139,756 Direct | -0.71% | Disposed | -53.3% (price as of 2026-10-02) |
| Oct. 14, 2024 | MARA | S 10b5-1 | 1,000 | $16.77 | $16,770 | 140,756 Direct | -0.71% | Disposed | -33.0% (price as of 2026-10-02) |
| Sept. 12, 2024 | MARA | S 10b5-1 | 1,000 | $16.00 | $16,000 | 141,756 Direct | -0.70% | Disposed | -29.8% (price as of 2026-10-02) |
| Aug. 12, 2024 | MARA | S 10b5-1 | 1,000 | $16.05 | $16,050 | 142,756 Direct | -0.70% | Disposed | -30.0% (price as of 2026-10-02) |
| May 1, 2024 | MARA | A | 28,887 | · | · | 143,756 Direct | +25.15% | Acquired | (price as of 2026-10-02) |
| Jan. 31, 2024 | MARA | A | 62,317 | · | · | 114,869 Direct | +118.58% | Acquired | (price as of 2026-10-02) |
| Feb. 3, 2023 | MARA | S | 10,000 | $7.25 | $72,500 | 52,552 Direct | -15.99% | Disposed | 54.9% (price as of 2026-10-02) |
| Jan. 16, 2023 | MARA | C | 32,552 | $7.68 | $249,999 | 52,552 Direct | +162.76% | Acquired | 46.2% (price as of 2026-10-02) |
| Jan. 16, 2023 | MARA | A | 32,552 | $7.68 | $249,999 | 32,552 Direct | · | Acquired | 46.2% (price as of 2026-10-02) |
| Jan. 16, 2023 | MARA | D | 32,552 | $7.68 | $249,999 | 0 Direct | -100.00% | Disposed | 46.2% (price as of 2026-10-02) |
| Dec. 28, 2022 | MARA | P | 10,000 | $3.27 | $32,700 | 29,934 Direct | +50.17% | Acquired | 243.4% (price as of 2026-10-02) |
| Dec. 28, 2022 | MARA | P | 10,000 | $3.27 | $32,700 | 28,771 Direct | +53.27% | Acquired | 243.4% (price as of 2026-10-02) |
| Dec. 19, 2022 | MARA | P | 10,000 | $3.84 | $38,400 | 18,771 Direct | +114.01% | Acquired | 192.4% (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.
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. 16, 2023 | MARA | RSUs | Common | · | · | 32,552 | Acquired |
| Jan. 16, 2023 | MARA | RSUs | Common | · | · | 32,552 | Disposed |
Exercise/conversion price is blank when not applicable (e.g. RSUs).
Initial ownership (Form 3) 2 holdings
Securities held when first becoming an insider, per SEC Form 3.