Choate Investment Advisors
Position in REGN — Regeneron Pharmaceuticals, Inc.
CIK 1399794
BOSTON, MA
Position in REGN
as of Mar 31, 2026
· filed May 13, 2026
Position Value
$244,154
+$244 QoQ
Shares Held
316
0.0% QoQ
Ownership
0.000%
of shares outstanding
% of Portfolio
0.01%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Jun 2021
18 quarters on record
Voting authority
Sole 84%
Shared 0%
None 16%
Common Shares in REGN Over Time
Shares Held
Position Value (USD)
Position in Biotechnology
Healthcare · as of Jun 30, 2026Choate Investment Advisors holds $3,492,763 across 3 Biotechnology names.
All Filings in REGN
Export CSV
18 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $244,154 | 316 | Shares | Sole | 2026-05-13 | |
| 2025-12-31 | $243,910 | 316 | Shares | Sole | 2026-02-09 | |
| 2025-03-31 | $355,803 | 561 | Shares | Sole | 2025-05-14 | |
| 2024-12-31 | $392,493 | 551 | Shares | Sole | 2025-02-10 | |
| 2024-09-30 | $540,337 | 514 | Shares | Sole | 2024-11-13 | |
| 2024-06-30 | $518,157 | 493 | Shares | Sole | 2024-08-08 | |
| 2024-03-31 | $476,432 | 495 | Shares | Sole | 2024-05-07 | |
| 2023-12-31 | $487,450 | 555 | Shares | Sole | 2024-02-14 | |
| 2023-09-30 | $519,287 | 631 | Shares | Sole | 2023-10-30 | |
| 2023-06-30 | $375,077 | 522 | Shares | Sole | 2023-08-01 | |
| 2023-03-31 | $323,737 | 394 | Shares | Sole | 2023-05-15 | |
| 2022-12-31 | $284,267 | 394 | Shares | Sole | 2023-02-14 | |
| 2022-09-30 | $271,414 | 394 | Shares | Sole | 2022-11-14 | |
| 2022-06-30 | $232,905 | 394 | Shares | Sole | 2022-08-11 | |
| 2022-03-31 | $275,177 | 394 | Shares | Sole | 2022-04-29 | |
| 2021-12-31 | $248,818 | 394 | Shares | Sole | 2022-02-07 | |
| 2021-09-30 | $238,440 | 394 | Shares | Sole | 2021-11-04 | |
| 2021-06-30 | $220,064 | 394 | Shares | Sole | 2021-07-30 | |
| No filing history on record for this holder in this stock. | ||||||