Ipswich Investment Management Co., Inc.
Position in REGN — Regeneron Pharmaceuticals, Inc.
CIK 1463753
BEVERLY, MA
Position in REGN
as of Mar 31, 2026
· filed Apr 10, 2026
Position Value
$203,976
-$60,936 QoQ
Shares Held
264
+4.8% QoQ
Ownership
0.000%
of shares outstanding
% of Portfolio
0.05%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Mar 2023
7 quarters on record
Voting authority
Sole 100%
Shared 0%
None 0%
Common Shares in REGN Over Time
Shares Held
Position Value (USD)
Position in Biotechnology
Healthcare · as of Jun 30, 2026Ipswich Investment Management Co., Inc. holds $2,179,218 across 3 Biotechnology names.
All Filings in REGN
Export CSV
7 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $203,976 | 264 | Shares | Sole | 2026-04-10 | |
| 2024-09-30 | $264,912 | 252 | Shares | Sole | 2024-11-06 | |
| 2024-06-30 | $264,859 | 252 | Shares | Sole | 2024-07-16 | |
| 2024-03-31 | $235,810 | 245 | Shares | Sole | 2024-04-19 | |
| 2023-12-31 | $215,181 | 245 | Shares | Sole | 2024-01-31 | |
| 2023-09-30 | $201,625 | 245 | Shares | Sole | 2023-11-08 | |
| 2023-03-31 | $201,309 | 245 | Shares | Sole | 2023-04-24 | |
| No filing history on record for this holder in this stock. | ||||||