Regeneron Pharmaceuticals, Inc. (REGN) insider trading.
In Q3 2026, insiders at Regeneron Pharmaceuticals, Inc. reported 13 non-derivative transactions on 7 Forms 3, 4 and 5: 0 open-market purchases and 6 sales worth $3.4M.
- Transactions
- 13
- Purchases (P)
- 0
- Sales (S)
- 6
- Net shares, P minus S
- -4,146
- Insiders
- 6
- Last filed
- 2026-09-03
Insiders
| Insider | Relationship | Transactions | Buys | Sales |
|---|---|---|---|---|
| Guarini Kathryn | Director | 4 | 0 | 2 |
| McCourt Marion | Officer · EVP Commercial | 2 | 0 | 2 |
| Larosa Joseph J | Officer · EVP General Counsel and Secret | 2 | 0 | 0 |
| Fenimore Christopher R. | Officer · EVP Finance CFO | 2 | 0 | 0 |
| Zoghbi Huda Y | Director | 2 | 0 | 1 |
| Ryan Arthur F | Director | 1 | 0 | 1 |
Transactions
| Date | Insider | Code | Shares | Price | Owned after | Filing |
|---|---|---|---|---|---|---|
| 2026-09-03 | McCourt Marion | S (D) | 1,131 | $857.39 | 12,003 | Form 4 |
| 2026-09-02 | McCourt Marion | S (D) | 1,215 | $850 | 13,134 | Form 4 |
| 2026-09-02 | Guarini Kathryn | M (A) | 400 | $719.37 | 1,003 | Form 4 |
| 2026-09-02 | Guarini Kathryn | S (D) | 400 | $850 | 603 | Form 4 |
| 2026-08-19 | Larosa Joseph J | F (D) | 9,019 | $830.15 | 36,373 | Form 4 |
| 2026-08-19 | Larosa Joseph J | M (A) | 12,282 | $381.92 | 45,392 | Form 4 |
| 2026-08-18 | Fenimore Christopher R. | M (A) | 6,283 | $381.92 | 24,583 | Form 4 |
| 2026-08-18 | Fenimore Christopher R. | F (D) | 4,599 | $813.47 | 19,984 | Form 4 |
| 2026-08-10 | Zoghbi Huda Y | M (A) | 800 | $376.69 | 2,503 | Form 4 |
| 2026-08-10 | Zoghbi Huda Y | S (D) | 800 | $800 | 1,703 | Form 4 |
| 2026-08-10 | Guarini Kathryn | S (D) | 400 | $800 | 603 | Form 4 |
| 2026-08-10 | Guarini Kathryn | M (A) | 400 | $719.37 | 1,003 | Form 4 |
| 2026-07-02 | Ryan Arthur F | S (D) | 200 | $650.15 | 17,303 | Form 4 |
Transaction codes in this quarter
Get REGN insider transactions through the API
curl "https://sec-api.dev/api/v1/insider-transactions?period=2026q3&cik=872589&limit=100" \
-H "Authorization: Bearer $SEC_API_KEY"Insider trading API guide · REGN company page · Regeneron Pharmaceuticals, Inc. on SEC.gov
Questions
Are insiders buying or selling Regeneron Pharmaceuticals, Inc. (REGN)?
In Q3 2026, insiders at Regeneron Pharmaceuticals, Inc. reported 13 non-derivative transactions on 7 Forms 3, 4 and 5: 0 open-market purchases and 6 sales worth $3.4M. Grants, tax withholding and option exercises are counted as transactions but are not purchases or sales.
Where do these Regeneron Pharmaceuticals, Inc. insider trades come from?
From the SEC Insider Transactions Data Sets for Q3 2026, which republish the Forms 3, 4 and 5 filed on EDGAR. Each row links to its filing on SEC.gov.
Plain-text version for agents and LLMs: /insider-trading/regn.md
Independent. Not affiliated with, endorsed by, or sponsored by the U.S. Securities and Exchange Commission. Data is reproduced from public SEC filings and datasets. Not investment advice.