Morrison Briggs

CIK 00016544309 companiesBOSTON, MA

SEC Profile

Transactions

Companies

Filings

CIK

0001654430

Recent Transactions

50 trades

Purchase
ARVINAS, INC.$ARVN
Common Stock
2025-09-22$7.57/sh+30,000→ 76,021 total
Award
ARVINAS, INC.$ARVN
Stock Option (right to buy)
2025-06-25+23,105→ 23,105 total
Award
ARVINAS, INC.$ARVN
Common Stock
2025-06-25+16,025→ 46,021 total
Award
Werewolf Therapeutics, Inc.$HOWL
Stock Option (right to buy)
2025-06-12+27,000→ 27,000 total
Award
CRISPR Therapeutics AG$CRSP
Stock Option (Right to Buy)
2025-06-05+13,000→ 13,000 total
Award
Carisma Therapeutics Inc.$CARM
Stock Option (Right to Buy)
2024-06-26+19,350→ 19,350 total
Award
Repare Therapeutics Inc.$RPTX
Stock Option (right to buy)
2024-06-17+27,200→ 27,200 total
Award
ARVINAS, INC.$ARVN
Stock Option (right to buy)
2024-05-29+9,070→ 9,070 total
Award
ARVINAS, INC.$ARVN
Common Stock
2024-05-29+5,899→ 29,996 total
Award
Werewolf Therapeutics, Inc.$HOWL
Stock Option (right to buy)
2024-05-24+17,500→ 17,500 total
Award
Syndax Pharmaceuticals Inc$SNDX
Common Stock
2024-02-07+17,000→ 34,836 total
Exercise/Conversion
Syndax Pharmaceuticals Inc$SNDX
Common Stock
2023-08-09$8.77/sh+52,855→ 70,691 total
Exercise/Conversion
Syndax Pharmaceuticals Inc$SNDX
Stock Options (Right to buy)
2023-08-09−52,855→ 0 total
Sale
Syndax Pharmaceuticals Inc$SNDX
Common Stock
2023-08-09$18.27/sh−52,855→ 17,836 total
Exercise/Conversion
Syndax Pharmaceuticals Inc$SNDX
Common Stock
2023-07-10$8.77/sh+52,855→ 70,691 total
Sale
Syndax Pharmaceuticals Inc$SNDX
Common Stock
2023-07-10$20.40/sh−52,855→ 17,836 total
Exercise/Conversion
Syndax Pharmaceuticals Inc$SNDX
Stock Options (Right to buy)
2023-07-10−52,855→ 0 total
Award
Werewolf Therapeutics, Inc.$HOWL
Stock Option (right to buy)
2023-06-21+13,200→ 13,200 total
Award
ARVINAS, INC.$ARVN
Common Stock
2023-06-15+4,121→ 24,097 total
Award
ARVINAS, INC.$ARVN
Stock Option (right to buy)
2023-06-15+12,787→ 12,787 total
Exercise/Conversion
Syndax Pharmaceuticals Inc$SNDX
Stock Options (Right to buy)
2023-06-09−24,582→ 0 total
Sale
Syndax Pharmaceuticals Inc$SNDX
Common Stock
2023-06-09$21.18/sh−28,273→ 17,836 total
Exercise/Conversion
Syndax Pharmaceuticals Inc$SNDX
Common Stock
2023-06-09$8.77/sh+28,273→ 70,691 total
Exercise/Conversion
Syndax Pharmaceuticals Inc$SNDX
Stock Options (Right to buy)
2023-06-09−28,273→ 0 total
Sale
Syndax Pharmaceuticals Inc$SNDX
Common Stock
2023-06-09$21.18/sh−24,582→ 46,109 total
Exercise/Conversion
Syndax Pharmaceuticals Inc$SNDX
Common Stock
2023-06-09$6.38/sh+24,582→ 42,418 total
Award
Repare Therapeutics Inc.$RPTX
Stock Option (right to buy)
2023-06-08+27,200→ 27,200 total
Award
Carisma Therapeutics Inc.$CARM
Stock Option (Right to Buy)
2023-06-06+38,700→ 38,700 total
Exercise/Conversion
Syndax Pharmaceuticals Inc$SNDX
Common Stock
2023-05-09$6.38/sh+52,855→ 70,691 total
Exercise/Conversion
Syndax Pharmaceuticals Inc$SNDX
Stock Options (Right to buy)
2023-05-09−52,855→ 0 total
Sale
Syndax Pharmaceuticals Inc$SNDX
Common Stock
2023-05-09$21.41/sh−52,855→ 17,836 total
Exercise/Conversion
Syndax Pharmaceuticals Inc$SNDX
Stock Options (Right to buy)
2023-04-10−52,855→ 0 total
Sale
Syndax Pharmaceuticals Inc$SNDX
Common Stock
2023-04-10$19.53/sh−52,855→ 17,836 total
Exercise/Conversion
Syndax Pharmaceuticals Inc$SNDX
Common Stock
2023-04-10$6.38/sh+52,855→ 70,691 total
Sale
Syndax Pharmaceuticals Inc$SNDX
Common Stock
2023-03-13$22.53/sh−52,854→ 17,836 total
Exercise/Conversion
Syndax Pharmaceuticals Inc$SNDX
Stock Option (Right to Buy)
2023-03-13−52,854→ 0 total
Exercise/Conversion
Syndax Pharmaceuticals Inc$SNDX
Common Stock
2023-03-13$6.38/sh+52,854→ 70,690 total
Award
Carisma Therapeutics Inc.$CARM
Common Stock
2023-03-07+12,175→ 12,175 total
Award
Carisma Therapeutics Inc.$CARM
Stock Option (Right to Buy)
2023-03-07+34,189→ 34,189 total
Award
Carisma Therapeutics Inc.$CARM
Stock Option (Right to Buy)
2023-03-07+63,310→ 63,310 total
Sale
Syndax Pharmaceuticals Inc$SNDX
Common Stock
2023-02-06$26.83/sh−52,854→ 17,836 total
Exercise/Conversion
Syndax Pharmaceuticals Inc$SNDX
Stock Options (Right to buy)
2023-02-06−52,854→ 0 total
Exercise/Conversion
Syndax Pharmaceuticals Inc$SNDX
Common Stock
2023-02-06$6.38/sh+52,854→ 70,690 total
Award
Syndax Pharmaceuticals Inc$SNDX
Stock Options (Right to buy)
2023-02-02$28.55/sh+32,000→ 32,000 total
Sale
Syndax Pharmaceuticals Inc$SNDX
Common Stock
2022-09-20$23.25/sh−59,649→ 17,836 total
Exercise/Conversion
Syndax Pharmaceuticals Inc$SNDX
Stock Options (Right to buy)
2022-09-20−59,649→ 0 total
Exercise/Conversion
Syndax Pharmaceuticals Inc$SNDX
Common Stock
2022-09-20$10.90/sh+59,649→ 77,485 total
Exercise/Conversion
Syndax Pharmaceuticals Inc$SNDX
Common Stock
2022-09-19$10.90/sh+114,339→ 132,175 total
Exercise/Conversion
Syndax Pharmaceuticals Inc$SNDX
Stock Options (Right to buy)
2022-09-19−114,339→ 0 total
Sale
Syndax Pharmaceuticals Inc$SNDX
Common Stock
2022-09-19$23.03/sh−114,339→ 17,836 total

Morrison Briggs

Recent Transactions

Companies

Recent Filings

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