Sacks Natalie

CIK 00016838115 companiesBERKELEY, CA

SEC Profile

Transactions

Companies

Filings

CIK

0001683811

Recent Transactions

50 trades

Award
Caribou Biosciences, Inc.$CRBU
Option to purchase Common Stock
2025-02-20+40,500→ 40,500 total
Award
Caribou Biosciences, Inc.$CRBU
Option to purchase Common Stock
2024-02-20+39,500→ 39,500 total
Award
Caribou Biosciences, Inc.$CRBU
Option to purchase Common Stock
2023-02-21+21,500→ 21,500 total
Award
Zymeworks Inc.$ZYME
Stock Option (Right to Buy)
2022-12-21+25,000→ 25,000 total
Award
Harpoon Therapeutics, Inc.
Employee Stock Option (right to buy)
2022-01-28+155,000→ 155,000 total
Award
Caribou Biosciences, Inc.$CRBU
Option to purchase Common Stock
2021-12-20+27,500→ 27,500 total
Award
Harpoon Therapeutics, Inc.
Employee Stock Option (right to buy)
2021-11-11+155,000→ 155,000 total
Award
Zymeworks BC Inc.
Stock Option (Right to Buy)
2021-05-06+9,000→ 9,000 total
Award
Harpoon Therapeutics, Inc.
Employee Stock Option (right to buy)
2021-01-28+80,000→ 80,000 total
Exercise/Conversion
Harpoon Therapeutics, Inc.
Common Stock
2020-05-18$2.12/sh+1,522→ 47,276 total
Sale
Harpoon Therapeutics, Inc.
Common Stock
2020-05-18$14.77/sh−1,522→ 45,754 total
Exercise/Conversion
Harpoon Therapeutics, Inc.
Employee Stock Option (right to buy)
2020-05-18−1,522→ 45,625 total
Award
Zymeworks BC Inc.
Stock Option (Right to Buy)
2020-05-08+9,000→ 9,000 total
Sale
Harpoon Therapeutics, Inc.
Common Stock
2020-05-01$12.07/sh−5,826→ 45,754 total
Exercise/Conversion
Harpoon Therapeutics, Inc.
Employee Stock Option (right to buy)
2020-05-01−5,826→ 168,926 total
Exercise/Conversion
Harpoon Therapeutics, Inc.
Common Stock
2020-05-01$2.12/sh+5,826→ 51,580 total
Exercise/Conversion
Harpoon Therapeutics, Inc.
Employee Stock Option (right to buy)
2020-04-17−1,021→ 47,147 total
Sale
Harpoon Therapeutics, Inc.
Common Stock
2020-04-17$12.08/sh−1,021→ 45,754 total
Exercise/Conversion
Harpoon Therapeutics, Inc.
Common Stock
2020-04-17$2.12/sh+1,021→ 46,775 total
Exercise/Conversion
Harpoon Therapeutics, Inc.
Common Stock
2020-04-16$2.12/sh+500→ 46,254 total
Sale
Harpoon Therapeutics, Inc.
Common Stock
2020-04-16$12.00/sh−500→ 45,754 total
Exercise/Conversion
Harpoon Therapeutics, Inc.
Employee Stock Option (right to buy)
2020-04-16−500→ 48,168 total
Sale
Harpoon Therapeutics, Inc.
Common Stock
2020-04-13$12.06/sh−4,556→ 45,754 total
Exercise/Conversion
Harpoon Therapeutics, Inc.
Common Stock
2020-04-13$2.12/sh+4,556→ 50,310 total
Exercise/Conversion
Harpoon Therapeutics, Inc.
Employee Stock Option (right to buy)
2020-04-13−4,556→ 174,752 total
Sale
Harpoon Therapeutics, Inc.
Common Stock
2020-04-07$12.00/sh−570→ 45,754 total
Exercise/Conversion
Harpoon Therapeutics, Inc.
Employee Stock Option (right to buy)
2020-04-07−570→ 179,308 total
Exercise/Conversion
Harpoon Therapeutics, Inc.
Common Stock
2020-04-07$2.12/sh+570→ 46,324 total
Exercise/Conversion
Harpoon Therapeutics, Inc.
Employee Stock Option (right to buy)
2020-04-06−700→ 179,878 total
Exercise/Conversion
Harpoon Therapeutics, Inc.
Common Stock
2020-04-06$2.12/sh+700→ 46,454 total
Sale
Harpoon Therapeutics, Inc.
Common Stock
2020-04-06$12.00/sh−700→ 45,754 total
Sale
Harpoon Therapeutics, Inc.
Common Stock
2020-03-17$12.00/sh−1,520→ 45,754 total
Exercise/Conversion
Harpoon Therapeutics, Inc.
Employee Stock Option (right to buy)
2020-03-17−1,520→ 48,668 total
Exercise/Conversion
Harpoon Therapeutics, Inc.
Common Stock
2020-03-17$2.12/sh+1,520→ 47,274 total
Exercise/Conversion
Harpoon Therapeutics, Inc.
Employee Stock Option (right to buy)
2020-03-16−1→ 50,188 total
Sale
Harpoon Therapeutics, Inc.
Common Stock
2020-03-16$12.00/sh−1→ 45,754 total
Exercise/Conversion
Harpoon Therapeutics, Inc.
Common Stock
2020-03-16$2.12/sh+1→ 45,755 total
Exercise/Conversion
Harpoon Therapeutics, Inc.
Employee Stock Option (right to buy)
2020-03-02−5,826→ 180,578 total
Exercise/Conversion
Harpoon Therapeutics, Inc.
Common Stock
2020-03-02$2.12/sh+5,826→ 51,580 total
Sale
Harpoon Therapeutics, Inc.
Common Stock
2020-03-02$14.68/sh−5,826→ 45,754 total
Exercise/Conversion
Harpoon Therapeutics, Inc.
Employee Stock Option (right to buy)
2020-02-18−1,521→ 50,189 total
Sale
Harpoon Therapeutics, Inc.
Common Stock
2020-02-18$15.00/sh−1,521→ 45,754 total
Exercise/Conversion
Harpoon Therapeutics, Inc.
Common Stock
2020-02-18$2.12/sh+1,521→ 47,275 total
Exercise/Conversion
Harpoon Therapeutics, Inc.
Common Stock
2020-02-03$2.12/sh+5,826→ 51,580 total
Sale
Harpoon Therapeutics, Inc.
Common Stock
2020-02-03$13.90/sh−5,826→ 45,754 total
Exercise/Conversion
Harpoon Therapeutics, Inc.
Employee Stock Option (right to buy)
2020-02-03−5,826→ 186,404 total
Award
Harpoon Therapeutics, Inc.
Employee Stock Option (right to buy)
2020-01-31+75,440→ 75,440 total
Exercise/Conversion
Harpoon Therapeutics, Inc.
Employee Stock Option (right to buy)
2020-01-16−1,521→ 51,710 total
Sale
Harpoon Therapeutics, Inc.
Common Stock
2020-01-16$14.94/sh−1,521→ 45,754 total
Exercise/Conversion
Harpoon Therapeutics, Inc.
Common Stock
2020-01-16$2.12/sh+1,521→ 47,275 total

Companies

Recent Filings

Address

C/O CARIBOU BIOSCIENCES, INC. 2929 7TH STREET, SUITE 105

BERKELEY, CA, 94710

View on SEC.gov