Brennan Daniel J.
SEC insider (Form 3/4/5 filer). CIK 0001595612. Director at VERTEX PHARMACEUTICALS INC / MA (VRTX) and 3 other issuers. 30 reported Form 4/5 transactions since Sep 2024; latest on Oct 20, 2026. Located in BOSTON, MA.
Companies Brennan Daniel J. has filed insider reports for
- VERTEX PHARMACEUTICALS INC / MA (VRTX): Director
- MADRIGAL PHARMACEUTICALS, INC. (MDGL): Director
- WATERS CORP /DE/ (WAT): Director
- BOSTON SCIENTIFIC CORP (BSX): Officer, EVP and CFO
Brennan Daniel J.
CIK: 0001595612
Transaction Breakdown
High conviction signal
Position reduction
Derivative conversions
Compensation grants
Gifts, tax withholding, conversions, dispositions to the issuer and other codes
Discretionary Trading P&L
Holdings
Transaction History (30 total)
- Oct 20, 2026VRTX
VERTEX PHARMACEUTICALS INC / MA
AwardDirect795 shares at avg. $503.47$400K - Jun 17, 2026MDGL
MADRIGAL PHARMACEUTICALS, INC.
AwardDirect404 shares- - Feb 25, 2026WAT
WATERS CORP /DE/
AwardDirect23 shares- - Jan 2, 2026WAT
WATERS CORP /DE/
AwardDirect307 shares- - Aug 1, 2025MDGL
MADRIGAL PHARMACEUTICALS, INC.
AwardDirect967 shares- - Feb 19, 2025BSX
BOSTON SCIENTIFIC CORP
ExerciseDirect15.6K shares at avg. $27.09$424K - Feb 19, 2025BSX
BOSTON SCIENTIFIC CORP
ExerciseDirect16.9K shares at avg. $17.26$291K - Feb 19, 2025BSX
BOSTON SCIENTIFIC CORP
ExerciseDirect18.5K shares at avg. $24.55$455K - Feb 19, 2025BSX
BOSTON SCIENTIFIC CORP
SaleDirect67.3K shares at avg. $105.24$7.1M - Feb 19, 2025BSX
BOSTON SCIENTIFIC CORP
ExerciseDirect9.5K shares at avg. $40.12$380K
| Type | Shares | Price | Ownership | |||
|---|---|---|---|---|---|---|
| Oct 20, 2026 |  VRTX VERTEX PHARMACEUTICALS INC / MA | Award | 795 | $503.47 | $400,259 | Direct |
| Jun 17, 2026 |  MDGL MADRIGAL PHARMACEUTICALS, INC. | Award | 404 | - | $0 | Direct |
| Feb 25, 2026 |  WAT WATERS CORP /DE/ | Award | 23 | - | $0 | Direct |
| Jan 2, 2026 | WAT WATERS CORP /DE/ | Award | 307 | - | $0 | Direct |
| Aug 1, 2025 | MDGL MADRIGAL PHARMACEUTICALS, INC. | Award | 967 | - | - | Direct |
| Feb 19, 2025 |  BSX BOSTON SCIENTIFIC CORP | Exercise | 15,642 | $27.09 | $423,742 | Direct |
| Feb 19, 2025 | BSX BOSTON SCIENTIFIC CORP | Exercise | 16,865 | $17.26 | $291,090 | Direct |
| Feb 19, 2025 | BSX BOSTON SCIENTIFIC CORP | Exercise | 18,533 | $24.55 | $454,985 | Direct |
| Feb 19, 2025 | BSX BOSTON SCIENTIFIC CORP | Sale | 67,333 | $105.24 | $7,086,111 | Direct |
| Feb 19, 2025 | BSX BOSTON SCIENTIFIC CORP | Exercise | 9,483 | $40.12 | $380,458 | Direct |
1-10 of 30 transactions