MELLINGER DOUGLAS K

Director · MARA

As of 2026-09-17, MELLINGER DOUGLAS K has 13 Form 4 transactions on record across 1 company — 4 in the trailing 12 months.

Everything this person has disclosed to the SEC on Form 4 — across every company they file for — reconstructed from the public record. A filing history, not a tip sheet.

Pattern in the record: open-market sales filed in June in multiple years since 2025 — a recurring calendar cadence, more consistent with scheduled activity than a one-off decision.

Reconstructed holdings

Direct: $2.7MIndirect: $0$2.7Mas of 2026-09-17
  • Direct $2.7M
  • Indirect $0
MARAdirect231,618 sh$2.7M

Reconstructed from this person's own Form 4 filings — the total each filing reported owning afterward, priced at the close on the as-of date shown. A filed position can lag the real one.

Direct and indirect holdings (e.g. through a trust or fund) are tagged separately, as filed.

Trades by company

MARA · 13 trades
2026-06-22: Sale, 7,000 sh ($112K)2026-02-13: Award / grant, 82,759 sh ($0)2025-11-10: Sale, 1,000 sh ($17K)2025-10-07: Sale, 1,000 sh ($21K)2025-09-10: Sale, 1,000 sh ($16K)2025-08-07: Sale, 1,000 sh ($16K)2025-07-07: Sale, 1,000 sh ($17K)2025-06-06: Sale, 1,000 sh ($16K)2025-05-09: Sale, 3,000 sh ($48K)2025-02-28: Award / grant, 43,103 sh ($0)2025-01-13: Sale, 1,000 sh ($17K)2024-12-12: Sale, 1,000 sh ($24K)2024-11-12: Sale, 1,000 sh ($24K)

Filing ledger

DateCompanyActionShares @ priceValueOwnership ΔOwned afterFiling
2026-06-22MARASale7,000 @ $16.00$112K−2.9% of holding231,618Form 4
2025-11-10MARASale1,000 @ $16.55$17K−0.6% of holding170,859Form 4
2025-10-07MARASale1,000 @ $20.71$21K−0.6% of holding171,859Form 4
2025-09-10MARASale1,000 @ $16.10$16K−0.6% of holding172,859Form 4
2025-08-07MARASale1,000 @ $16.21$16K−0.6% of holding173,859Form 4
2025-07-07MARASale1,000 @ $17.42$17K−0.6% of holding174,859Form 4
2025-06-06MARASale1,000 @ $16.00$16K−0.6% of holding175,859Form 4
2025-05-09MARASale3,000 @ $16.00$48K−1.7% of holding176,859Form 4
2025-01-13MARASale1,000 @ $17.00$17K−0.7% of holding137,756Form 4
2024-12-12MARASale1,000 @ $23.80$24K−0.7% of holding138,756Form 4
2024-11-12MARASale1,000 @ $24.06$24K−0.7% of holding139,756Form 4
2 award / exercise / gift records — not counted as purchases
DateCompanyActionSharesOwned afterFiling
2026-02-13MARAAward / grant82,759253,618Form 4
2025-02-28MARAAward / grant43,103179,859Form 4

Source: SEC Form 4 filings. Each row links to its original filing.

Research tool, not investment advice — historical frequencies, not recommendations. A product of Marovel Technologies LLC. Full terms.