Katina Dorton

Director, US Ecology Holdings, Inc.

Companies

Prelude Therapeutics IncBoard member Oct 20, 2025 to now¹
Keenova Therapeutics plcBoard member Feb 12, 2024 to now²
TScan Therapeutics, Inc.Board member Jul 15, 2021 to now³
Fulcrum Therapeutics (United States)Board member Jan 6, 2020 to now⁴
US Ecology, Inc.Board member Nov 1, 2019 to May 3, 2022⁵
Tectonic Therapeutic, Inc.Chief financial officer Jun 20, 2018 to Oct 10, 2018⁶

Holdings

Stock this person has reported owning, from the forms officers and directors file with the SEC. See the biggest insider stakes.

Shares held

Keenova Therapeutics plc7,387 shares⁷Jun 2, 2026
US Ecology, Inc.0 shares⁸May 2, 2022

As of each latest filing. The line shows shares held over time.

Recent filings

Jun 2, 2026Exercised options 4,882 shares of Keenova Therapeutics plc⁷
Jan 1, 2026Shares withheld for tax 513 shares of Keenova Therapeutics plc⁹
Jan 1, 2026Exercised options 1,808 shares of Keenova Therapeutics plc⁹
Jan 1, 2025Shares withheld for tax 294 shares of Keenova Therapeutics plc¹⁰
Jan 1, 2025Exercised options 1,504 shares of Keenova Therapeutics plc¹⁰
May 2, 2022Returned to company 3,430 shares at $48.00 of US Ecology, Inc.⁸
May 2, 2022Returned to company 10,070 shares at $48.00 of US Ecology, Inc.⁸

Sources

The numbers on this page point here. Each one links to the record it came from.

1
SEC EDGARPrelude Therapeutics Inc, Board member
2
SEC EDGARKeenova Therapeutics plc, Board member
3
SEC EDGARTScan Therapeutics, Inc., Board member
4
SEC EDGARFulcrum Therapeutics (United States), Board member
5
SEC EDGARUS Ecology, Inc., Board member
6
SEC EDGARTectonic Therapeutic, Inc., Chief financial officer
7
SEC EDGARKeenova Therapeutics plc shares after the filing of Jun 2, 2026
8
SEC EDGARUS Ecology, Inc. shares after the filing of May 2, 2022
9
SEC EDGARForm 4 filed Jan 5, 2026
10
SEC EDGARForm 4 filed Jan 2, 2025