Who
Joseph J. Larosa
EVP General Counsel and Secret
Company insider
Files Form 4 as: EVP General Counsel and Secret, Regeneron Pharmaceuticals.
In numbers
- Trades disclosed
- 186
- Buys
- 0
- Sells
- 17
- Bought
- $0
- Sold
- $42.9M
- Companies
- 1
- Companies where not an officer
- 0
- First trade
- 1 Sep 2011
- Last trade
- 19 Aug 2026
- Last filed
- 21 Aug 2026
Companies traded
Activity over time
1 Nov 2024 – 1 Oct 2026
Buys above the line, sells below, each month.
Every trade
| Traded | Company | What | Amount | |
|---|---|---|---|---|
| 19 Aug 2026filed 21 Aug 2026 | REGN Regeneron PharmaceuticalsBiotechnology | SEC FORM 4 Code M | $4.7M12,282 at $381.92 | filing |
| 19 Aug 2026filed 21 Aug 2026 | REGN Regeneron PharmaceuticalsBiotechnology | SEC FORM 4 Code F | $7.5M9,019 at $830.15 | filing |
| 19 Aug 2026filed 21 Aug 2026 | REGN Regeneron Pharmaceuticalsoption or derivative · Biotechnology | SEC FORM 4 Code M | —12,282 at $0.00 | filing |
| 19 Aug 2026filed 21 Aug 2026 | REGN Regeneron Pharmaceuticalsoption or derivative · Biotechnology | SEC FORM 4 Code M | —12,282 at $0.00 | filing |
| 19 Aug 2026filed 21 Aug 2026 | REGN Regeneron PharmaceuticalsBiotechnology | SEC FORM 4 Code M | $4.7M12,282 at $381.92 | filing |
| 19 Aug 2026filed 21 Aug 2026 | REGN Regeneron PharmaceuticalsBiotechnology | SEC FORM 4 Code F | $7.5M9,019 at $830.15 | filing |
| 8 Dec 2025filed 9 Dec 2025 | REGN Regeneron PharmaceuticalsBiotechnology | SEC FORM 4 Code F | $995K1,396 at $712.94 | filing |
| 5 Dec 2025filed 9 Dec 2025 | REGN Regeneron Pharmaceuticalsoption or derivative · Biotechnology | SEC FORM 4 Code A | —12,210 at $0.00 | filing |
| 5 Dec 2025filed 9 Dec 2025 | REGN Regeneron PharmaceuticalsBiotechnology | SEC FORM 4 Code A | —2,476 at $0.00 | filing |
| 20 Nov 2025filed 24 Nov 2025 | REGN Regeneron Pharmaceuticalsoption or derivative · Biotechnology | SEC FORM 4 Code M | —14,450 at $0.00 | filing |
| 20 Nov 2025filed 24 Nov 2025 | REGN Regeneron PharmaceuticalsBiotechnology | SEC FORM 4 Code M | $8.0M14,450 at $555.67 | filing |
| 20 Nov 2025filed 24 Nov 2025 | REGN Regeneron PharmaceuticalsBiotechnology | SEC FORM 4 Code F | $9.3M12,686 at $736.77 | filing |
| 16 Dec 2024filed 18 Dec 2024 | REGN Regeneron PharmaceuticalsBiotechnology | SEC FORM 4 Code F | $513K702 at $730.81 | filing |
| 9 Dec 2024filed 10 Dec 2024 | REGN Regeneron PharmaceuticalsBiotechnology | SEC FORM 4 Code F | $387K492 at $787.00 | filing |
| 6 Dec 2024filed 10 Dec 2024 | REGN Regeneron Pharmaceuticalsoption or derivative · Biotechnology | SEC FORM 4 Code A | —8,981 at $0.00 | filing |
| 6 Dec 2024filed 10 Dec 2024 | REGN Regeneron PharmaceuticalsBiotechnology | SEC FORM 4 Code A | —2,332 at $0.00 | filing |
| 11 Jul 2024filed 12 Jul 2024 | REGN Regeneron PharmaceuticalsBiotechnology | SEC FORM 4 Sold | $2.0M1,866 at $1,088.95 | filing |
| 24 Jun 2024filed 25 Jun 2024 | REGN Regeneron Pharmaceuticalsoption or derivative · Biotechnology | SEC FORM 4 Code M | —14,450 at $0.00 | filing |
| 24 Jun 2024filed 25 Jun 2024 | REGN Regeneron PharmaceuticalsBiotechnology | SEC FORM 4 Code M | $8.0M14,450 at $555.67 | filing |
| 24 Jun 2024filed 25 Jun 2024 | REGN Regeneron PharmaceuticalsBiotechnology | SEC FORM 4 Code F | $11.8M11,084 at $1,060.13 | filing |
News
1,598 Regeneron Pharmaceuticals, Inc. $REGN Shares Sold by Perpetual LtdREGN · dailypolitical.com · 15 Oct 2026Regeneron Pharmaceuticals (NASDAQ:REGN) Stock Price Up 3.6% – Here's What HappenedREGN · dailypolitical.com · 14 Oct 2026Regeneron Pharmaceuticals (NASDAQ:REGN) Price Target Raised to $780.00REGN · dailypolitical.com · 10 Oct 2026
0 headlines in the last 90 days name Joseph J. Larosa; 3 articles from the last 14 days about the 1 company they traded most, at most three about any one of them.