Donenberg Phillip B.

Director · TECX, TSHA

As of 2026-09-16, Donenberg Phillip B. has 9 Form 4 transactions on record across 2 companies — 6 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: $501KIndirect: $0$501Kas of 2026-09-16
  • Direct $501K
  • Indirect $0
TECXdirect10,200 sh$285K
TSHAdirect42,671 sh$216K

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

TSHA · 4 trades
2026-06-01: Award / grant, 21,335 sh ($0)2026-06-01: Award / grant, 42,671 sh ($0)2025-06-02: Award / grant, 56,623 sh ($0)2025-06-02: Award / grant, 113,246 sh ($0)
TECX · 2 trades
2026-06-09: Award / grant, 10,200 sh ($0)2025-06-09: Award / grant, 10,200 sh ($0)

Filing ledger

DateCompanyActionShares @ priceValueOwnership ΔOwned afterFiling
9 award / exercise / gift records — not counted as purchases
DateCompanyActionSharesOwned afterFiling
2026-06-10—Award / grant12,50012,500Form 4
2026-06-09TECXAward / grant10,20010,200Form 4
2026-06-01TSHAAward / grant21,335241,289Form 4
2026-06-01TSHAAward / grant42,67142,671Form 4
2026-04-10—Award / grant23,10023,100Form 4
2026-02-13—Award / grant1,9001,900Form 4
2025-06-09TECXAward / grant10,20010,200Form 4
2025-06-02TSHAAward / grant56,623219,954Form 4
2025-06-02TSHAAward / grant113,246113,246Form 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.