Sector: Healthcare âĸ All Insider Transactions
đ Last update: 09/19/2026 at 14:10 UTCREGN stock price â last 6 months
Ⲡ= insider buy (0), âŧ = insider sell (6)
Data from Yahoo Finance, 15-min delay. Last update: 18/09/2026 (market close).
| Date | Insider | Role | Type | Shares | Price | Value |
|---|---|---|---|---|---|---|
| 09/03/2026 | McCourt Marion | EVP Commercial | Sale | 1,131 | $857.39 | $1.0M |
| 09/02/2026 | McCourt Marion | EVP Commercial | Sale | 1,215 | $850.00 | $1.0M |
| 09/02/2026 | Guarini Kathryn | Director | Exercise | 400 | $719.37 | $0.3M |
| 09/02/2026 | Guarini Kathryn | Director | Sale | 400 | $850.00 | $0.3M |
| 09/02/2026 | Guarini Kathryn | Director | Exercise | 400 | â | â |
| 08/19/2026 | LAROSA JOSEPH J | EVP General Counsel and Secret | Exercise | 12,282 | $381.92 | $4.7M |
| 08/19/2026 | LAROSA JOSEPH J | EVP General Counsel and Secret | Tax | 9,019 | $830.15 | $7.5M |
| 08/19/2026 | LAROSA JOSEPH J | EVP General Counsel and Secret | Exercise | 12,282 | â | â |
| 08/18/2026 | Fenimore Christopher R. | EVP Finance CFO | Exercise | 6,283 | $381.92 | $2.4M |
| 08/18/2026 | Fenimore Christopher R. | EVP Finance CFO | Tax | 4,599 | $813.47 | $3.7M |
| 08/18/2026 | Fenimore Christopher R. | EVP Finance CFO | Exercise | 6,283 | â | â |
| 08/10/2026 | Guarini Kathryn | Director | Exercise | 400 | $719.37 | $0.3M |
| 08/10/2026 | Guarini Kathryn | Director | Sale | 400 | $800.00 | $0.3M |
| 08/10/2026 | Guarini Kathryn | Director | Exercise | 400 | â | â |
| 08/10/2026 | Zoghbi Huda Y | Director | Exercise | 800 | $376.69 | $0.3M |
| 08/10/2026 | Zoghbi Huda Y | Director | Sale | 800 | $800.00 | $0.6M |
| 08/10/2026 | Zoghbi Huda Y | Director | Exercise | 800 | â | â |
| 07/02/2026 | RYAN ARTHUR F | Director | Sale | 200 | $650.15 | $0.1M |
| Insider | Role | Shares Held | Last Transaction |
|---|---|---|---|
| LAROSA JOSEPH J | EVP General Counsel and Secret | 45,392 | 08/19/2026 |
| Fenimore Christopher R. | EVP Finance CFO | 24,583 | 08/18/2026 |
| RYAN ARTHUR F | Director | 17,303 | 07/02/2026 |
| McCourt Marion | EVP Commercial | 12,003 | 09/03/2026 |
| Zoghbi Huda Y | Director | 2,503 | 08/10/2026 |
| Guarini Kathryn | Director | 1,003 | 09/02/2026 |
Form 144 is filed BEFORE the actual sale. It is an important leading indicator.
| Filing Date | Type | SEC Link |
|---|---|---|
| 09/03/2026 | 144 | View Filing â |
| 09/02/2026 | 144 | View Filing â |
| 09/02/2026 | 144 | View Filing â |
| 08/10/2026 | 144 | View Filing â |
| 08/10/2026 | 144 | View Filing â |
Recent financial data from SEC filings (XBRL) to contextualize insider activity.
Legal insider trading occurs when executives, directors, and major shareholders (>10%) of a public company buy or sell shares of their own company and report it to the SEC via Form 4.
Open market purchases (P) â the strongest signal. The insider uses their own money to buy shares.
All data on this page comes directly from public SEC filings.
đ View all Form 4 filings on SEC EDGAR REGN âOther Healthcare stocks with monitored insider activity:
Stocks with the highest number of recent insider transactions: