Katina Dorton

Insider Reports History

Location
Us Ecology, Inc., 251 E. Front St., Suite 400, Boise, ID
Signature
/s/ Bryant D. Lim, Attorney-in-Fact
All insider transactions
Transactions in reports broken out by “transaction date” reported in original SEC filing, see here for transactions aggregated across transaction date

Holdings reported by Katina Dorton:

Stock Role Class Num Shares Value Price $ Report Date Ownership
Prelude Therapeutics Inc Director Director Stock Option (Right to Buy) 76K Oct 17, 2025 Direct
TScan Therapeutics, Inc. Director Stock Option (Right to Buy) 67K Jun 30, 2025 Direct
Fulcrum Therapeutics, Inc. Director Stock Option (right to buy) 36K Jun 26, 2025 Direct
Mallinckrodt plc Director Restricted Stock Units 25.9K Aug 14, 2025 Direct
Mallinckrodt plc Director Ordinary Shares 1.21K Jan 1, 2025 Direct
US Ecology, Inc. Director Common Stock 0 $48.00 May 2, 2022 Direct
US Ecology, Inc. Director Common Stock 0 $48.00 May 2, 2022 Retirement Account

Insider Reports Filed by Katina Dorton

Symbol Company Period Transactions Value $ Form Type Date Filed Role
PRLD Prelude Therapeutics Inc Oct 17, 2025 1 $0 4 Oct 20, 2025 Director
PRLD Prelude Therapeutics Inc Oct 17, 2025 0 $0 3 Oct 20, 2025 Director
Mallinckrodt plc Aug 14, 2025 1 $0 4 Aug 18, 2025 Director
Mallinckrodt plc Jul 31, 2025 1 $0 4 Aug 4, 2025 Director
TCRX TScan Therapeutics, Inc. Jun 30, 2025 1 $0 4 Jul 2, 2025 Director
FULC Fulcrum Therapeutics, Inc. Jun 26, 2025 1 $0 4 Jun 30, 2025 Director
NONE Mallinckrodt plc Jan 1, 2025 4 $0 4 Jan 2, 2025 Director
FULC Fulcrum Therapeutics, Inc. Jun 17, 2024 1 $0 4 Jun 18, 2024 Director
TCRX TScan Therapeutics, Inc. Jun 12, 2024 1 $0 4 Jun 14, 2024 Director
NONE Mallinckrodt plc Feb 19, 2024 1 $0 4 Feb 20, 2024 Director
NONE Mallinckrodt plc Feb 2, 2024 0 $0 3 Feb 12, 2024 Director
FULC Fulcrum Therapeutics, Inc. Jun 27, 2023 1 $0 4 Jun 29, 2023 Director
TCRX TScan Therapeutics, Inc. Jun 13, 2023 1 $0 4 Jun 15, 2023 Director
FULC Fulcrum Therapeutics, Inc. Jun 27, 2022 1 $0 4 Jun 29, 2022 Director
TCRX TScan Therapeutics, Inc. Jun 1, 2022 1 $0 4 Jun 3, 2022 Director
ECOL US Ecology, Inc. May 2, 2022 2 -$648K 4 May 3, 2022 Director
TCRX TScan Therapeutics, Inc. Jul 15, 2021 0 $0 3 Jul 15, 2021 Director
FULC Fulcrum Therapeutics, Inc. Jun 9, 2021 1 $0 4 Jun 11, 2021 Director
ECOL US Ecology, Inc. May 26, 2021 1 $0 4 May 28, 2021 Director