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Sacks Natalie
CIK #0001683811
EDGAR Form CIK 2011 - 2026
3 [0001683811]
4 [0001683811]
Form 3/4/5 Subject 2011 - 2026
Sacks Natalie
Caribou Biosciences Inc
Zymeworks Inc
Harpoon Therapeutics Inc
Zymeworks BC Inc
Chinook Therapeutics Inc
Insider Transaction (Form 3/4/5) Date Action Shares Price Value ($)
Caribou Biosciences Inc CRBU
Option to purchase Common Stock · derivative
2026-02-20 Grant 45,000 $0.00
Caribou Biosciences Inc CRBU
Option to purchase Common Stock · derivative
2025-02-20 Grant 40,500 $0.00
Caribou Biosciences Inc CRBU
Option to purchase Common Stock · derivative
2024-02-20 Grant 39,500 $0.00
Caribou Biosciences Inc CRBU
Option to purchase Common Stock · derivative
2023-02-21 Grant 21,500 $0.00
Zymeworks Inc ZYME
Stock Option (Right to Buy) · derivative
2022-12-21 Grant 25,000 $0.00
Harpoon Therapeutics Inc HARP
Employee Stock Option (right to buy) · derivative
2022-01-28 Grant 155,000 $0.00
Caribou Biosciences Inc CRBU
Option to purchase Common Stock · derivative
2021-12-20 Grant 27,500 $0.00
Harpoon Therapeutics Inc HARP
Employee Stock Option (right to buy) · derivative
2021-11-11 Grant 155,000 $0.00
Zymeworks BC Inc ZYME
Stock Option (Right to Buy) · derivative
2021-05-06 Grant 9,000 $0.00
Harpoon Therapeutics Inc HARP
Employee Stock Option (right to buy) · derivative
2021-01-28 Grant 80,000 $0.00
Harpoon Therapeutics Inc HARP
Common Stock
2020-05-18 Sell 1,522 $14.77 22,480
Harpoon Therapeutics Inc HARP
Common Stock
2020-05-18 Option exercise 1,522 $2.12 3,227
Harpoon Therapeutics Inc HARP
Employee Stock Option (right to buy) · derivative
2020-05-18 Option exercise 1,522 $0.00
Zymeworks BC Inc ZYME
Stock Option (Right to Buy) · derivative
2020-05-08 Grant 9,000 $0.00
Harpoon Therapeutics Inc HARP
Common Stock
2020-05-01 Sell 5,826 $12.07 70,320
Harpoon Therapeutics Inc HARP
Employee Stock Option (right to buy) · derivative
2020-05-01 Option exercise 5,826 $0.00
Harpoon Therapeutics Inc HARP
Common Stock
2020-05-01 Option exercise 5,826 $2.12 12,351
Harpoon Therapeutics Inc HARP
Common Stock
2020-04-17 Sell 1,021 $12.08 12,334
Harpoon Therapeutics Inc HARP
Employee Stock Option (right to buy) · derivative
2020-04-17 Option exercise 1,021 $0.00
Harpoon Therapeutics Inc HARP
Common Stock
2020-04-17 Option exercise 1,021 $2.12 2,165
showing 20 of 84 most recent transactions
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