Steinfort Matt

Officer · DOCN

As of 2026-09-16, Steinfort Matt has 17 Form 4 transactions on record across 1 company — 10 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 March in multiple years since 2025 — a recurring calendar cadence, more consistent with scheduled activity than a one-off decision.

Reconstructed holdings

Direct: $62.3MIndirect: $0$62.3Mas of 2026-09-16
  • Direct $62.3M
  • Indirect $0
DOCNdirect503,692 sh$62.3M

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

DOCN · 17 trades
2026-09-03: Sale, 10,000 sh ($1.1M)2026-09-01: Withheld for tax, 25,151 sh ($2.8M)2026-06-02: Sale, 10,000 sh ($1.7M)2026-06-01: Withheld for tax, 25,151 sh ($3.9M)2026-05-15: Sale, 25,000 sh ($3.8M)2026-03-20: Award / grant, 52,356 sh ($0)2026-03-03: Sale, 20,000 sh ($1.1M)2026-03-01: Withheld for tax, 32,470 sh ($1.8M)2026-02-27: Award / grant, 67,223 sh ($0)2025-12-01: Withheld for tax, 22,579 sh ($1.0M)2025-09-01: Withheld for tax, 22,578 sh ($736K)2025-06-01: Withheld for tax, 22,578 sh ($639K)2025-03-26: Award / grant, 40,671 sh ($0)2025-03-04: Sale, 12,497 sh ($500K)2025-03-01: Withheld for tax, 27,142 sh ($1.2M)2025-02-25: Award / grant, 80,079 sh ($0)2024-12-04: Sale, 12,498 sh ($500K)

Filing ledger

DateCompanyActionShares @ priceValueOwnership ΔOwned afterFiling
2026-09-03DOCNSale10,000 @ $105.73$1.1M−1.9% of holding503,692Form 4
2026-06-02DOCNSale10,000 @ $170.07$1.7M−1.8% of holding538,414Form 4
2026-05-15DOCNSale25,000 @ $152.50$3.8M−4.2% of holding573,272Form 4
2026-03-03DOCNSale20,000 @ $55.40$1.1M−3.5% of holding545,916Form 4
2025-03-04DOCNSale12,497 @ $40.00$500K−2.2% of holding557,938Form 4
2024-12-04DOCNSale12,498 @ $40.00$500K−2.4% of holding517,498Form 4
11 award / exercise / gift records — not counted as purchases
DateCompanyActionSharesOwned afterFiling
2026-09-01DOCNWithheld for tax25,151513,692Form 4
2026-06-01DOCNWithheld for tax25,151548,414Form 4
2026-03-20DOCNAward / grant52,356598,272Form 4
2026-03-01DOCNWithheld for tax32,470565,916Form 4
2026-02-27DOCNAward / grant67,223598,386Form 4
2025-12-01DOCNWithheld for tax22,579531,163Form 4
2025-09-01DOCNWithheld for tax22,578553,453Form 4
2025-06-01DOCNWithheld for tax22,578576,031Form 4
2025-03-26DOCNAward / grant40,671598,609Form 4
2025-03-01DOCNWithheld for tax27,142570,435Form 4
2025-02-25DOCNAward / grant80,079597,577Form 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.