Shiferman Gregory L.
SEC insider (Form 3/4/5 filer). CIK 0002041689. SVP and General Counsel at Voyager Therapeutics, Inc. (VYGR) and 1 other issuer. 14 reported Form 4/5 transactions since Sep 2024; latest on Apr 1, 2026. Located in LEXINGTON, MA.
Companies Shiferman Gregory L. has filed insider reports for
- Voyager Therapeutics, Inc. (VYGR): Officer, SVP and General Counsel
- Sage Therapeutics, Inc. (SAGE): Officer, See Remarks
Shiferman Gregory L.
CIK: 0002041689
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 (14 total)
- Apr 1, 2026VYGR
Voyager Therapeutics, Inc.
AwardDirect50K shares- - Jan 6, 2026VYGR
Voyager Therapeutics, Inc.
AwardDirectStock Option (Right to Buy)
100K shares- - Jul 31, 2025SAGE
Sage Therapeutics, Inc.
DispositionDirect23.7K shares- - Jul 31, 2025SAGE
Sage Therapeutics, Inc.
Tender OfferDirect7.2K shares- - Jun 24, 2025SAGE
Sage Therapeutics, Inc.
Tax PaymentDirect79 shares at avg. $9.22$728.38 - Apr 10, 2025SAGE
Sage Therapeutics, Inc.
AwardDirect525 shares- - Apr 10, 2025SAGE
Sage Therapeutics, Inc.
Tax PaymentDirect176 shares at avg. $6.91$1K - Mar 24, 2025SAGE
Sage Therapeutics, Inc.
Tax PaymentDirect79 shares at avg. $8.21$648.59 - Feb 24, 2025SAGE
Sage Therapeutics, Inc.
Tax PaymentDirect2.5K shares at avg. $7.49$19K - Feb 13, 2025SAGE
Sage Therapeutics, Inc.
Tax PaymentDirect251 shares at avg. $7.18$2K
| Type | Shares | Price | Ownership | |||
|---|---|---|---|---|---|---|
| Apr 1, 2026 |  VYGR Voyager Therapeutics, Inc. | Award | 50,000 | - | $0 | Direct |
| Jan 6, 2026 | VYGR Voyager Therapeutics, Inc. | Award Stock Option (Right to Buy) | 100,000 | - | - | Direct |
| Jul 31, 2025 |  SAGE Sage Therapeutics, Inc. | Disposition | 23,735 | - | - | Direct |
| Jul 31, 2025 | SAGE Sage Therapeutics, Inc. | Tender Offer | 7,215 | - | - | Direct |
| Jun 24, 2025 | SAGE Sage Therapeutics, Inc. | Tax Payment | 79 | $9.22 | $728 | Direct |
| Apr 10, 2025 | SAGE Sage Therapeutics, Inc. | Award | 525 | - | - | Direct |
| Apr 10, 2025 | SAGE Sage Therapeutics, Inc. | Tax Payment | 176 | $6.91 | $1,216 | Direct |
| Mar 24, 2025 | SAGE Sage Therapeutics, Inc. | Tax Payment | 79 | $8.21 | $649 | Direct |
| Feb 24, 2025 | SAGE Sage Therapeutics, Inc. | Tax Payment | 2,502 | $7.49 | $18,740 | Direct |
| Feb 13, 2025 | SAGE Sage Therapeutics, Inc. | Tax Payment | 251 | $7.18 | $1,802 | Direct |
1-10 of 14 transactions