Regeneron Pharmaceuticals, Inc.
REGNNasdaqCIK 872589HealthcareFiscal year ends Dec 31
All transactions: 551
Non-derivative transactions reported on Forms 4, newest first. Purchases and sales (codes P and S) are open-market trades; the other codes are grants, exercises, withholding and gifts. The reported price is as stated on the form, not a market price.
What these mean: insiders, Form 4, transaction codes, Rule 10b5-1 plans.
No open-market purchases or sales by insiders are in coverage from Dec 2024 to Nov 2026.
| Date | Insider | Transaction | Shares | Reported price | Value | Filing |
|---|---|---|---|---|---|---|
| 2014-07-10 | Sanofi10% owner | Purchase | 18,057 | $313.4687 | $5.7m | Form 4 |
| 2014-07-10 | Sanofi10% owner | Purchase | 20,638 | $312.6233 | $6.5m | Form 4 |
| 2014-07-10 | Sanofi10% owner | Purchase | 15,815 | $311.1672 | $4.9m | Form 4 |
| 2014-07-10 | Sanofi10% owner | Purchase | 53,994 | $310.4759 | $16.8m | Form 4 |
| 2014-07-10 | Sanofi10% owner | Purchase | 26,891 | $309.5559 | $8.3m | Form 4 |
| 2014-07-10 | Sanofi10% owner | Purchase | 17,347 | $308.5518 | $5.4m | Form 4 |
| 2014-07-10 | Sanofi10% owner | Purchase | 2,502 | $307.6361 | $769.7k | Form 4 |
| 2014-07-10 | Sanofi10% owner | Purchase | 2,470 | $306.7679 | $757.7k | Form 4 |
| 2014-07-09 | Sanofi10% owner | Purchase | 3,675 | $311.9096 | $1.1m | Form 4 |
| 2014-07-09 | Sanofi10% owner | Purchase | 29,829 | $311.0768 | $9.3m | Form 4 |
| 2014-07-09 | Sanofi10% owner | Purchase | 62,861 | $310.1031 | $19.5m | Form 4 |
| 2014-07-09 | Sanofi10% owner | Purchase | 26,831 | $306.2766 | $8.2m | Form 4 |
| 2014-07-09 | Sanofi10% owner | Purchase | 14,586 | $308.1936 | $4.5m | Form 4 |
| 2014-07-09 | Sanofi10% owner | Purchase | 14,532 | $307.2219 | $4.5m | Form 4 |
| 2014-07-09 | Sanofi10% owner | Purchase | 6,513 | $306.1305 | $2.0m | Form 4 |
| 2014-07-09 | Sanofi10% owner | Purchase | 20,608 | $305.0939 | $6.3m | Form 4 |
| 2014-07-09 | Sanofi10% owner | Purchase | 15,565 | $304.1935 | $4.7m | Form 4 |
| 2014-07-08 | Sanofi10% owner | Purchase | 4,906 | $314.8523 | $1.5m | Form 4 |
| 2014-07-08 | Sanofi10% owner | Purchase | 8,229 | $314.4147 | $2.6m | Form 4 |
| 2014-07-08 | Sanofi10% owner | Purchase | 32,331 | $313.0924 | $10.1m | Form 4 |
| 2014-07-08 | Sanofi10% owner | Purchase | 17,014 | $312.1152 | $5.3m | Form 4 |
| 2014-07-08 | Sanofi10% owner | Purchase | 42,745 | $311.2548 | $13.3m | Form 4 |
| 2014-07-08 | Sanofi10% owner | Purchase | 37,790 | $310.3359 | $11.7m | Form 4 |
| 2014-07-08 | Sanofi10% owner | Purchase | 9,985 | $309.3301 | $3.1m | Form 4 |
| 2014-07-07 | Sanofi10% owner | Purchase | 2,092 | $315.5946 | $660.2k | Form 4 |
| 2014-07-07 | Sanofi10% owner | Purchase | 33,408 | $314.9575 | $10.5m | Form 4 |
| 2014-07-07 | Sanofi10% owner | Purchase | 30,731 | $314.0601 | $9.7m | Form 4 |
| 2014-07-07 | Sanofi10% owner | Purchase | 72,706 | $312.8645 | $22.7m | Form 4 |
| 2014-07-07 | Sanofi10% owner | Purchase | 102,911 | $312.0998 | $32.1m | Form 4 |
| 2014-07-07 | Sanofi10% owner | Purchase | 14,852 | $311.1676 | $4.6m | Form 4 |
| 2014-07-03 | Sanofi10% owner | Purchase | 7,436 | $312.8424 | $2.3m | Form 4 |
| 2014-07-03 | Sanofi10% owner | Purchase | 20,376 | $312.2828 | $6.4m | Form 4 |
| 2014-07-03 | Sanofi10% owner | Purchase | 31,358 | $311.1989 | $9.8m | Form 4 |
| 2014-07-03 | Sanofi10% owner | Purchase | 24,877 | $310.2112 | $7.7m | Form 4 |
| 2014-07-03 | Sanofi10% owner | Purchase | 15,953 | $309.4638 | $4.9m | Form 4 |
| 2014-07-02 | Sanofi10% owner | Purchase | 6,000 | $311.9243 | $1.9m | Form 4 |
| 2014-07-02 | Sanofi10% owner | Purchase | 30,510 | $311.3193 | $9.5m | Form 4 |
| 2014-07-02 | Sanofi10% owner | Purchase | 28,290 | $310.1358 | $8.8m | Form 4 |
| 2014-07-02 | Sanofi10% owner | Purchase | 30,530 | $309.3588 | $9.4m | Form 4 |
| 2014-07-02 | Sanofi10% owner | Purchase | 35,400 | $308.4334 | $10.9m | Form 4 |
| 2014-07-02 | Sanofi10% owner | Purchase | 18,997 | $307.2525 | $5.8m | Form 4 |
| 2014-07-02 | Sanofi10% owner | Purchase | 7,138 | $306.3395 | $2.2m | Form 4 |
| 2014-07-02 | Sanofi10% owner | Purchase | 8,741 | $305.2062 | $2.7m | Form 4 |
| 2014-07-02 | Sanofi10% owner | Purchase | 2,425 | $304.193 | $737.7k | Form 4 |
| 2014-07-02 | Sanofi10% owner | Purchase | 1,700 | $303.0229 | $515.1k | Form 4 |
| 2014-07-02 | Sanofi10% owner | Purchase | 6,673 | $301.631 | $2.0m | Form 4 |
| 2014-07-02 | Sanofi10% owner | Purchase | 10,900 | $300.5558 | $3.3m | Form 4 |
| 2014-07-02 | Sanofi10% owner | Purchase | 18,945 | $299.8729 | $5.7m | Form 4 |
| 2014-07-02 | Sanofi10% owner | Purchase | 6,151 | $298.9059 | $1.8m | Form 4 |
| 2014-07-01 | Sanofi10% owner | Purchase | 22,158 | $304.0121 | $6.7m | Form 4 |
Source: SEC EDGAR, Forms 4. Last ingested by Listed: Nov 6, 2026, 16:27 ET. Listed shows no prices and gives no investment advice.