Quick Takeaways
- This page summarizes Anthony Hunt's Form 4 filing for REPLIGEN CORP (RGEN).
- 8 reported transactions and 1 derivative row are listed below.
- Filing timestamp: 11 Sep 2025, 14:55.
Anthony Hunt - 10 Sep 2025 Form 4 Insider Report for REPLIGEN CORP (RGEN)
- Role
- Director
- Signature
- /s/ Jennifer Carmichael (Attorney in Fact)
- Issuer symbol
- RGEN
- Transactions as of
- 10 Sep 2025
- Net transactions value
- -$2,830,989
- Form type
- 4
- Filing time
- 11 Sep 2025, 14:55:01 UTC
- Previous filing
- 13 Jun 2025
- Next filing
- 13 Nov 2025
- SEC
- View on sec.gov
Quoteable Key Fact
"Anthony Hunt filed Form 4 for REPLIGEN CORP (RGEN) on 11 Sep 2025."
What Changed
- Previous filing in this sequence was filed on 13 Jun 2025.
- Current net transaction value: -$2,830,989.
Why This Matters
- This tells you what this filing adds before you inspect full transaction and derivative tables.
- You can trace every row back to the original SEC filing document.
Official SEC Source
Reporting Owners (1)
| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| Hunt Anthony | Director | C/O REPLIGEN CORPORATION, 41 SEYON ST., BLDG 1, STE 100, WALTHAM | /s/ Jennifer Carmichael (Attorney in Fact) | 11 Sep 2025 | 0001606030 |
Transactions Table
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | RGEN | Common Stock | Options Exercise | $677,400 | +20,000 | +18% | $33.87 | 129,854 | 10 Sep 2025 | Direct | |
| transaction | RGEN | Common Stock | Sale | $11,169 | -96 | -0.07% | $116.34 | 129,758 | 10 Sep 2025 | Direct | F1 |
| transaction | RGEN | Common Stock | Sale | $131,099 | -1,108 | -0.85% | $118.32 | 128,650 | 10 Sep 2025 | Direct | F1, F2 |
| transaction | RGEN | Common Stock | Sale | $390,266 | -3,262 | -2.5% | $119.64 | 125,388 | 10 Sep 2025 | Direct | F1, F3 |
| transaction | RGEN | Common Stock | Sale | $1,788,668 | -14,882 | -12% | $120.19 | 110,506 | 10 Sep 2025 | Direct | F1, F4 |
| transaction | RGEN | Common Stock | Sale | $920,849 | -7,584 | -6.9% | $121.42 | 102,922 | 10 Sep 2025 | Direct | F1, F5 |
| transaction | RGEN | Common Stock | Sale | $266,339 | -2,179 | -2.1% | $122.23 | 100,743 | 10 Sep 2025 | Direct | F1, F6 |
Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Underlying Class | Amount | Exercise Price | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | RGEN | Stock Option (Right to Buy) | Options Exercise | $0 | -20,000 | -9.9% | $0.000000 | 182,344 | 10 Sep 2025 | Common Stock | 20,000 | $33.87 | Direct | F7 |
* An asterisk sign (*) next to the price indicates that the price is likely invalid.
Explanation of Responses:
| Id | Content |
|---|---|
| F1 | Sale of common stock was effected pursuant to a 10(b)5-1 trading plan adopted on December 9, 2024. |
| F2 | $118.32 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $117.80 to $118.76, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range. |
| F3 | $119.64 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $118.83 to $119.83, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range. |
| F4 | $120.19 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $119.85 to $120.80, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range. |
| F5 | $121.42 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $120.86 to $121.86, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range. |
| F6 | $122.23 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $121.92 to $122.61, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range. |
| F7 | 207,344 of the shares underlying this option have vested. The remaining shares vest as follows: 28,777 shares on March 1, 2026, and 28,778 shares on March 1, 2027. |