Heinzmann David W

Director · THRM

As of 2026-09-16, Heinzmann David W has 2 Form 4 transactions on record across 1 company — 1 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.

Reconstructed holdings

Direct: $811KIndirect: $0$811Kas of 2026-09-16
  • Direct $811K
  • Indirect $0
THRMdirect21,365 sh$811K

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

THRM · 2 trades
2026-05-14: Award / grant, 4,292 sh ($0)2025-05-08: Award / grant, 5,075 sh ($0)

Filing ledger

DateCompanyActionShares @ priceValueOwnership ΔOwned afterFiling
2 award / exercise / gift records — not counted as purchases
DateCompanyActionSharesOwned afterFiling
2026-05-14THRMAward / grant4,29221,365Form 4
2025-05-08THRMAward / grant5,07517,073Form 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.