Bylund James
SEC insider (Form 3/4/5 filer). CIK 0001849642. Chief Operating Officer at REPLIGEN CORP (RGEN). 13 reported Form 4/5 transactions since Sep 2024; latest on Mar 5, 2026. Located in WALTHAM, MA.
Companies Bylund James has filed insider reports for
- REPLIGEN CORP (RGEN): Officer, Chief Operating Officer
Bylund James
CIK: 0001849642
Transaction Breakdown
Open Market Buys (P)0 (0.0%)
High conviction signal
Open Market Sales (S)1 (7.7%)
Position reduction
Option Exercises (M)0 (0.0%)
Derivative conversions
Awards (A)4 (30.8%)
Compensation grants
Other (G, F, J, C, D, …)8 (61.5%)
Gifts, tax withholding, conversions, dispositions to the issuer and other codes
Companies & Roles (1)
RGEN
REPLIGEN CORP
Officer
Discretionary Trading P&L
Holdings
Transaction History (13 total)
- Mar 5, 2026RGEN
REPLIGEN CORP
AwardDirect7.8K shares- - Mar 4, 2026RGEN
REPLIGEN CORP
Tax PaymentDirect62 shares at avg. $125.84$8K - Mar 4, 2026RGEN
REPLIGEN CORP
AwardDirect125 shares- - Mar 2, 2026RGEN
REPLIGEN CORP
Tax PaymentDirect2.4K shares at avg. $124.97$304K - Feb 27, 2026RGEN
REPLIGEN CORP
Tax PaymentDirect1.5K shares at avg. $128.73$190K - Nov 18, 2025RGEN
REPLIGEN CORP
SaleDirect2.2K shares at avg. $151.21$331K - Apr 1, 2025RGEN
REPLIGEN CORP
Tax PaymentDirect454 shares at avg. $128.50$58K - Mar 13, 2025RGEN
REPLIGEN CORP
AwardDirect381 shares- - Mar 13, 2025RGEN
REPLIGEN CORP
Tax PaymentDirect175 shares at avg. $142.44$25K - Mar 3, 2025RGEN
REPLIGEN CORP
AwardDirect6.4K shares-
| Type | Shares | Price | Ownership | |||
|---|---|---|---|---|---|---|
| Mar 5, 2026 | RGEN REPLIGEN CORP | Award | 7,751 | - | $0 | Direct |
| Mar 4, 2026 | RGEN REPLIGEN CORP | Tax Payment | 62 | $125.84 | $7,802 | Direct |
| Mar 4, 2026 | RGEN REPLIGEN CORP | Award | 125 | - | $0 | Direct |
| Mar 2, 2026 | RGEN REPLIGEN CORP | Tax Payment | 2,433 | $124.97 | $304,052 | Direct |
| Feb 27, 2026 | RGEN REPLIGEN CORP | Tax Payment | 1,478 | $128.73 | $190,263 | Direct |
| Nov 18, 2025 | RGEN REPLIGEN CORP | Sale | 2,191 | $151.21 | $331,301 | Direct |
| Apr 1, 2025 | RGEN REPLIGEN CORP | Tax Payment | 454 | $128.50 | $58,339 | Direct |
| Mar 13, 2025 | RGEN REPLIGEN CORP | Award | 381 | - | - | Direct |
| Mar 13, 2025 | RGEN REPLIGEN CORP | Tax Payment | 175 | $142.44 | $24,927 | Direct |
| Mar 3, 2025 | RGEN REPLIGEN CORP | Award | 6,435 | - | - | Direct |
1-10 of 13 transactions