BANK OF MONTREAL /CAN/
BankPosition in REGN — Regeneron Pharmaceuticals, Inc.
CIK 927971
TORONTO, A6
Position in REGN
as of Mar 31, 2026
· filed May 13, 2026
Position Value
$66,079,260
-$11,861,851 QoQ
Shares Held
85,524
-15.3% QoQ
Ownership
0.082%
of shares outstanding
% of Portfolio
0.03%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Mar 2020
25 quarters on record
Voting authority
Sole 94.69622562087835.ToString("F0")%
Shared 0.ToString("F0")%
None 5.30377437912165.ToString("F0")%
Common Shares in REGN Over Time
Shares Held
Position Value (USD)
Derivatives in REGN
reported options exposure · as of Dec 31, 2025CallValue
$0
CallShares
0
PutValue
$2,238,423
PutShares
2,900
Notional value of option positions as reported on Form 13F. Calls and puts are disclosed separately and do not net against the common-share stake above.
Position in Biotechnology
Healthcare · as of Mar 31, 2026BANK OF MONTREAL /CAN/ holds $580,215,891 across 80 Biotechnology names. REGN ranks #3 (11.4% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | VRTX |
Vertex Pharmaceuticals Inc / Ma
|
390,476 | $174,363,150 | |
| 2 | HALO |
Halozyme Therapeutics, Inc.
|
1,055,597 | $68,223,231 | |
| 3 | REGN |
Regeneron Pharmaceuticals, Inc.
This page
|
85,524 | $66,079,260 | |
| 4 | ARGX |
Argenx SE
|
85,333 | $62,314,421 | |
| 5 | JAZZ |
Jazz Pharmaceuticals plc
|
239,265 | $45,233,045 | |
| 6 | LGND |
Ligand Pharmaceuticals Inc
|
86,183 | $17,206,434 | |
| 7 | TGTX |
Tg Therapeutics, Inc.
|
515,328 | $17,119,195 | |
| 8 | INCY |
Incyte Corp
|
171,790 | $16,168,871 |
All Filings in REGN
Export CSV
31 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $66,079,260 | 85,524 | Shares | Defined | 2026-05-13 | |
| 2025-12-31 | $77,941,111 | 100,977 | Shares | Defined | 2026-02-12 | |
| 2025-12-31 | $2,238,423 | 2,900 | Put | Defined | 2026-02-12 | |
| 2025-09-30 | $1,630,583 | 2,900 | Put | Defined | 2025-11-13 | |
| 2025-09-30 | $54,129,167 | 96,269 | Shares | Defined | 2025-11-13 | |
| 2025-06-30 | $65,412,900 | 124,596 | Shares | Defined | 2025-08-05 | |
| 2025-06-30 | $1,522,500 | 2,900 | Put | Defined | 2025-08-05 | |
| 2025-03-31 | $3,995,649 | 6,300 | Call | Defined | 2025-05-13 | |
| 2025-03-31 | $72,152,538 | 113,764 | Shares | Defined | 2025-05-13 | |
| 2024-12-31 | $109,176,678 | 153,267 | Shares | Defined | 2025-02-13 | |
| 2024-09-30 | $197,798,160 | 188,157 | Shares | Defined | 2024-11-13 | |
| 2024-06-30 | $194,746,397 | 185,291 | Shares | Defined | 2024-08-14 | |
| 2024-03-31 | $220,461,218 | 229,053 | Shares | Defined | 2024-05-13 | |
| 2023-12-31 | $250,457,565 | 285,165 | Shares | Defined | 2024-02-08 | |
| 2023-09-30 | $149,050,397 | 181,115 | Shares | Defined | 2023-11-01 | |
| 2023-06-30 | $106,198,772 | 147,798 | Shares | Defined | 2023-08-02 | |
| 2023-03-31 | $70,901,080 | 86,289 | Shares | Defined | 2024-06-13 | |
| 2022-12-31 | $79,438,211 | 110,103 | Shares | Defined | 2023-02-01 | |
| 2022-09-30 | $49,048,919 | 71,202 | Shares | Defined | 2022-11-10 | |
| 2022-06-30 | $74,927,500 | 126,753 | Shares | Defined | 2022-08-11 | |
| 2022-03-31 | $3,492,100 | 5,000 | Call | Defined | 2022-05-12 | |
| 2022-03-31 | $3,492,100 | 5,000 | Put | Defined | 2022-05-12 | |
| 2022-03-31 | $61,524,512 | 88,091 | Shares | Defined | 2022-05-12 | |
| 2021-12-31 | $77,999,033 | 123,510 | Shares | Defined | 2022-02-11 | |
| 2021-09-30 | $96,365,834 | 159,235 | Shares | Defined | 2021-11-12 | |
| 2021-06-30 | $71,485,855 | 127,987 | Shares | Defined | 2021-08-12 | |
| 2021-03-31 | $46,772,724 | 98,856 | Shares | Defined | 2021-05-13 | |
| 2020-12-31 | $57,520,523 | 119,063 | Shares | Defined | 2021-02-12 | |
| 2020-09-30 | $54,071,945 | 96,595 | Shares | Defined | 2020-11-12 | |
| 2020-06-30 | $60,182,847 | 96,501 | Shares | Defined | 2020-08-12 | |
| 2020-03-31 | $23,215,746 | 47,545 | Shares | Defined | 2020-05-13 | |
| No filing history on record for this holder in this stock. | ||||||