DesRosier Thomas

CIK 00014357444 companiesCAMBRIDGE, MA

SEC Profile

Transactions

Companies

Filings

CIK

0001435744

Recent Transactions

50 trades

Exercise/Conversion
Seres Therapeutics, Inc.$MCRB
Restricted Stock Units
2025-11-15−132→ 664 total
Sale
Seres Therapeutics, Inc.$MCRB
Common Stock
2025-11-15$17.30/sh−76→ 7,623 total
Exercise/Conversion
Seres Therapeutics, Inc.$MCRB
Restricted Stock Units
2025-11-15−112→ 1,001 total
Exercise/Conversion
Seres Therapeutics, Inc.$MCRB
Common Stock
2025-11-15+112→ 7,699 total
Exercise/Conversion
Seres Therapeutics, Inc.$MCRB
Common Stock
2025-11-15+132→ 7,587 total
Sale
Seres Therapeutics, Inc.$MCRB
Common Stock
2025-08-18$16.65/sh−76→ 7,455 total
Exercise/Conversion
Seres Therapeutics, Inc.$MCRB
Restricted Stock Units
2025-08-15−111→ 1,113 total
Exercise/Conversion
Seres Therapeutics, Inc.$MCRB
Common Stock
2025-08-15+111→ 7,531 total
Exercise/Conversion
Seres Therapeutics, Inc.$MCRB
Common Stock
2025-08-15+133→ 7,420 total
Exercise/Conversion
Seres Therapeutics, Inc.$MCRB
Restricted Stock Units
2025-08-15−133→ 796 total
Sale
Seres Therapeutics, Inc.$MCRB
Common Stock
2025-05-15$7.28/sh−79→ 7,287 total
Exercise/Conversion
Seres Therapeutics, Inc.$MCRB
Common Stock
2025-05-15+111→ 7,366 total
Exercise/Conversion
Seres Therapeutics, Inc.$MCRB
Restricted Stock Units
2025-05-15−111→ 1,224 total
Exercise/Conversion
Seres Therapeutics, Inc.$MCRB
Common Stock
2025-05-15+133→ 7,255 total
Exercise/Conversion
Seres Therapeutics, Inc.$MCRB
Restricted Stock Units
2025-05-15−133→ 929 total
Sale
Seres Therapeutics, Inc.$MCRB
Common Stock
2025-02-18$0.81/sh−4,300→ 142,456 total
Exercise/Conversion
Seres Therapeutics, Inc.$MCRB
Restricted Stock Units
2025-02-15−8,907→ 26,718 total
Exercise/Conversion
Seres Therapeutics, Inc.$MCRB
Common Stock
2025-02-15+8,907→ 146,756 total
Exercise/Conversion
Seres Therapeutics, Inc.$MCRB
Restricted Stock Units
2025-02-15−2,657→ 21,250 total
Exercise/Conversion
Seres Therapeutics, Inc.$MCRB
Common Stock
2025-02-15+2,657→ 137,849 total
Award
Seres Therapeutics, Inc.$MCRB
Stock Option (Right to Buy)
2025-02-07+650,000→ 650,000 total
Sale
Seres Therapeutics, Inc.$MCRB
Common Stock
2024-11-18$0.54/sh−878→ 135,192 total
Exercise/Conversion
Seres Therapeutics, Inc.$MCRB
Common Stock
2024-11-15+2,656→ 136,070 total
Exercise/Conversion
Seres Therapeutics, Inc.$MCRB
Restricted Stock Units
2024-11-15−2,656→ 23,907 total
Sale
Seres Therapeutics, Inc.$MCRB
Common Stock
2024-10-28$0.69/sh−4,259→ 133,414 total
Exercise/Conversion
Seres Therapeutics, Inc.$MCRB
Common Stock
2024-10-27+13,500→ 137,673 total
Exercise/Conversion
Seres Therapeutics, Inc.$MCRB
Restricted Stock Units
2024-10-27−13,500→ 0 total
Sale
Seres Therapeutics, Inc.$MCRB
Common Stock
2024-08-16$0.84/sh−873→ 124,173 total
Exercise/Conversion
Seres Therapeutics, Inc.$MCRB
Restricted Stock Units
2024-08-15−2,656→ 26,563 total
Exercise/Conversion
Seres Therapeutics, Inc.$MCRB
Common Stock
2024-08-15+2,656→ 125,046 total
Exercise/Conversion
Seres Therapeutics, Inc.$MCRB
Restricted Stock Units
2024-05-15−2,656→ 29,219 total
Sale
Seres Therapeutics, Inc.$MCRB
Common Stock
2024-05-15$0.94/sh−843→ 122,390 total
Exercise/Conversion
Seres Therapeutics, Inc.$MCRB
Common Stock
2024-05-15+2,656→ 123,233 total
Sale
Seres Therapeutics, Inc.$MCRB
Common Stock
2024-02-16$1.08/sh−3,939→ 120,577 total
Exercise/Conversion
Seres Therapeutics, Inc.$MCRB
Restricted Stock Units
2024-02-15−10,625→ 31,875 total
Exercise/Conversion
Seres Therapeutics, Inc.$MCRB
Common Stock
2024-02-15+10,625→ 124,516 total
Award
Seres Therapeutics, Inc.$MCRB
Restricted Stock Units
2024-02-14+35,625→ 35,625 total
Award
Seres Therapeutics, Inc.$MCRB
Stock Option (Right to Buy)
2024-02-14+287,905→ 287,905 total
Award
Seres Therapeutics, Inc.$MCRB
Stock Option (Right to Buy)
2024-02-14+213,750→ 213,750 total
Sale
Seres Therapeutics, Inc.$MCRB
Common Stock
2023-10-30$1.35/sh−4,156→ 113,891 total
Exercise/Conversion
Seres Therapeutics, Inc.$MCRB
Restricted Stock Units
2023-10-27−13,501→ 13,500 total
Exercise/Conversion
Seres Therapeutics, Inc.$MCRB
Common Stock
2023-10-27+13,501→ 118,047 total
Award
Seres Therapeutics, Inc.$MCRB
Restricted Stock Units
2023-04-27+27,001→ 27,001 total
Award
Seres Therapeutics, Inc.$MCRB
Stock Option (Right to Buy)
2023-02-03+85,000→ 85,000 total
Award
Seres Therapeutics, Inc.$MCRB
Restricted Stock Units
2023-02-03+42,500→ 42,500 total
Award
Seres Therapeutics, Inc.$MCRB
COMMON STOCK
2022-07-05$3.15/sh+63,492→ 104,546 total
Award
Seres Therapeutics, Inc.$MCRB
Stock Option (Right to Buy)
2022-02-04+130,000→ 130,000 total
Award
Seres Therapeutics, Inc.$MCRB
Stock Option (Right to Buy)
2021-02-04+100,000→ 100,000 total
Award
Seres Therapeutics, Inc.$MCRB
STOCK OPTION (RIGHT TO BUY)
2020-01-29+350,000→ 350,000 total
Exercise/Conversion
Seres Therapeutics, Inc.$MCRB
COMMON STOCK
2020-01-26+25,000→ 41,054 total

Companies

Recent Filings

Address

500 KENDALL STREET

CAMBRIDGE, MA, 02142

View on SEC.gov