Webster Stephen W

CIK 000143842111 companiesEXTON, PA

SEC Profile

Transactions

Companies

Filings

CIK

0001438421

Recent Transactions

50 trades

Award
NextCure, Inc.$NXTC
Stock Option (Right to Buy)
2025-06-20+18,700→ 18,700 total
Award
Cullinan Therapeutics, Inc.$CGEM
Stock Option (Right to Buy)
2025-06-12+38,513→ 38,513 total
Other
Gritstone bio, Inc.
Stock Option (Right to Buy)
2025-04-04−7,379→ 0 total
Other
Gritstone bio, Inc.
Stock Option (Right to Buy)
2025-04-04−103,600→ 0 total
Other
Gritstone bio, Inc.
Common Stock
2025-04-04−25,000→ 0 total
Award
Cullinan Therapeutics, Inc.$CGEM
Stock Option (Right to Buy)
2024-06-26+15,806→ 15,806 total
Award
NextCure, Inc.$NXTC
Stock Option (Right to Buy)
2024-06-20+18,700→ 18,700 total
Award
Gritstone bio, Inc.
Stock Option (Right to Buy)
2024-06-17+7,379→ 7,379 total
Award
Gritstone bio, Inc.
Stock Option (Right to Buy)
2024-04-26+103,600→ 103,600 total
Award
NextCure, Inc.$NXTC
Stock Option (Right to Buy)
2023-06-22+14,250→ 14,250 total
Award
Cullinan Therapeutics, Inc.$CGEM
Stock Option (Right to Buy)
2023-06-08+18,450→ 18,450 total
Disposition to Issuer
TCR2 THERAPEUTICS INC.
Stock Option (Right to Buy)
2023-06-01−10,482→ 0 total
Disposition to Issuer
TCR2 THERAPEUTICS INC.
Stock Option (Right to Buy)
2023-06-01−12,100→ 0 total
Disposition to Issuer
TCR2 THERAPEUTICS INC.
Stock Option (Right to Buy)
2023-06-01−12,100→ 0 total
Disposition to Issuer
TCR2 THERAPEUTICS INC.
Stock Option (Right to Buy)
2023-06-01−16,800→ 0 total
Award
TCR2 THERAPEUTICS INC.
Stock Option (Right to Buy)
2022-12-15+16,800→ 16,800 total
Sale
Nabriva Therapeutics plc
Ordinary Shares
2022-08-02$0.19/sh−7,826→ 11,447 total
Award
NextCure, Inc.$NXTC
Stock Option (Right to Buy)
2022-06-23+14,250→ 14,250 total
Award
Cullinan Therapeutics, Inc.$CGEM
Stock Option (Right to Buy)
2022-06-22+16,475→ 16,475 total
Award
TCR2 THERAPEUTICS INC.
Stock Option (Right to Buy)
2021-12-09+12,100→ 12,100 total
Award
Cullinan Therapeutics, Inc.$CGEM
Stock Option (Right to Buy)
2021-09-16+7,800→ 7,800 total
Sale
Nabriva Therapeutics plc
Ordinary Shares
2021-08-02$1.20/sh−777→ 19,273 total
Award
Nabriva Therapeutics plc
Ordinary Shares
2021-07-28+17,500→ 20,050 total
Award
Nabriva Therapeutics plc
Share Options
2021-07-28+35,000→ 35,000 total
Award
NextCure, Inc.$NXTC
Stock Option (Right to Buy)
2021-06-24+14,250→ 14,250 total
Award
TCR2 THERAPEUTICS INC.
Stock Option (Right to Buy)
2020-12-10+12,100→ 12,100 total
Award
Nabriva Therapeutics plc
Ordinary Shares
2020-07-29+17,500→ 25,500 total
Award
Nabriva Therapeutics plc
Stock Options
2020-07-29+35,000→ 35,000 total
Award
NextCure, Inc.$NXTC
Stock Option (Right to Buy)
2020-06-11+14,250→ 14,250 total
Award
TCR2 THERAPEUTICS INC.
Stock Option (Right to Buy)
2020-04-30+10,482→ 10,482 total
Award
Viking Therapeutics, Inc.$VKTX
Stock Option (Right to Buy)
2020-01-02+22,000→ 22,000 total
Disposition to Issuer
Spark Therapeutics, Inc.
Restricted Stock Units
2019-12-17−19,500→ 0 total
Disposition to Issuer
Spark Therapeutics, Inc.
Stock Option (Right to Buy)
2019-12-17−25,000→ 0 total
Disposition to Issuer
Spark Therapeutics, Inc.
Stock Option (Right to Buy)
2019-12-17−106,015→ 0 total
Disposition to Issuer
Spark Therapeutics, Inc.
Stock Option (Right to Buy)
2019-12-17−55,000→ 0 total
Disposition to Issuer
Spark Therapeutics, Inc.
Stock Option (Right to Buy)
2019-12-17−28,000→ 0 total
Disposition to Issuer
Spark Therapeutics, Inc.
Stock Option (Right to Buy)
2019-12-17−35,000→ 0 total
Disposition to Issuer
Spark Therapeutics, Inc.
Stock Option (Right to Buy)
2019-12-17−60,000→ 0 total
Disposition from Tender
Spark Therapeutics, Inc.
Common Stock
2019-12-17$114.50/sh−6,102→ 0 total
Award
Nabriva Therapeutics plc
Stock Option
2019-07-31+35,000→ 35,000 total
Award
NextCure, Inc.$NXTC
Stock Option (Right to Buy)
2019-06-13+22,000→ 22,000 total
Exercise/Conversion
Spark Therapeutics, Inc.
Restricted Stock Units
2019-01-18−1,750→ 3,500 total
Tax Payment
Spark Therapeutics, Inc.
Common Stock
2019-01-18$45.08/sh−629→ 6,102 total
Exercise/Conversion
Spark Therapeutics, Inc.
Common Stock
2019-01-18+1,750→ 5,365 total
Exercise/Conversion
Spark Therapeutics, Inc.
Common Stock
2019-01-18+2,000→ 6,731 total
Exercise/Conversion
Spark Therapeutics, Inc.
Restricted Stock Units
2019-01-18−2,000→ 6,000 total
Tax Payment
Spark Therapeutics, Inc.
Common Stock
2019-01-18$45.08/sh−634→ 4,731 total
Award
Spark Therapeutics, Inc.
Restricted Stock Units
2019-01-15+10,000→ 10,000 total
Award
Spark Therapeutics, Inc.
Employee Stock Option (right to buy)
2019-01-15+35,000→ 35,000 total
Award
Viking Therapeutics, Inc.$VKTX
Stock Option (Right to Buy)
2019-01-02+22,000→ 22,000 total

Companies

Recent Filings

Address

700 PENNSYLVANIA DRIVE

EXTON, PA, 19341

View on SEC.gov