Natalie Sacks

Insider Reports History

Location
Berkeley, CA
Signature
/s/ Barbara G. McClung, as 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 Natalie Sacks:

Company Role Class Num Shares Value Price $ Report Date Ownership
Harpoon Therapeutics, Inc. Chief Medical Officer Employee Stock Option (right to buy) 155,000 28 Jan 2022 Direct
Caribou Biosciences, Inc. Director Option to purchase Common Stock 45,000 20 Feb 2026 Direct
Zymeworks Inc. Director Stock Option (Right to Buy) 25,000 21 Dec 2022 Direct
Zymeworks Inc. Director Stock Option (Right to Buy) 9,000 06 May 2021 Direct

Insider Reports Filed by Natalie Sacks

Symbol Company Period Transactions Value $ Form Type Role Filing Time
CRBU Caribou Biosciences, Inc. 20 Feb 2026 1 $0 4 Director 20 Feb 2026, 17:28
CRBU Caribou Biosciences, Inc. 20 Feb 2025 1 $0 4 Director 21 Feb 2025, 20:16
CRBU Caribou Biosciences, Inc. 20 Feb 2024 1 $0 4 Director 22 Feb 2024, 17:08
CRBU Caribou Biosciences, Inc. 21 Feb 2023 1 $0 4 Director 23 Feb 2023, 16:12
ZYME Zymeworks Inc. 21 Dec 2022 1 $0 4 Director 23 Dec 2022, 18:00
/report/000120919122005890-sacks-natalie-2022-01-28 Harpoon Therapeutics, Inc. 28 Jan 2022 1 $0 4 Chief Medical Officer 01 Feb 2022, 15:07
CRBU Caribou Biosciences, Inc. 20 Dec 2021 1 $0 4 Director 21 Dec 2021, 16:38
/report/000120919121064441-sacks-natalie-2021-11-11 Harpoon Therapeutics, Inc. 11 Nov 2021 1 $0 4 Chief Medical Officer 15 Nov 2021, 15:03
CRBU Caribou Biosciences, Inc. 22 Jul 2021 0 $0 3 Director 22 Jul 2021, 20:57
/report/000089924321018765-sacks-natalie-2021-05-06 Zymeworks Inc. 06 May 2021 1 $0 4 Director 07 May 2021, 20:45