Position in IONS
as of Mar 31, 2026
· filed Apr 16, 2026
Position Value
$973,241
-$52,103 QoQ
Shares Held
12,961
0.0% QoQ
Ownership
0.008%
of shares outstanding
% of Portfolio
0.35%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Dec 2022
14 quarters on record
Voting authority
Sole 100.ToString("F0")%
Shared 0.ToString("F0")%
None 0.ToString("F0")%
Common Shares in IONS Over Time
Shares Held
Position Value (USD)
Position in Biotechnology
Healthcare · as of Mar 31, 2026Westmount Partners, LLC holds $1,894,270 across 6 Biotechnology names. IONS ranks #1 (51.4% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | IONS |
Ionis Pharmaceuticals Inc
This page
|
12,961 | $973,241 | |
| 2 | ALNY |
Alnylam Pharmaceuticals, Inc.
|
1,000 | $330,870 | |
| 3 | NTHI |
Neonc Technologies Holdings, Inc.
|
43,320 | $303,673 | |
| 4 | BBIO |
BridgeBio Pharma, Inc.
|
3,193 | $237,112 | |
| 5 | CRBU |
Caribou Biosciences, Inc.
|
19,609 | $37,257 | |
| 6 | FATE |
Fate Therapeutics Inc
|
10,098 | $12,117 |
All Filings in IONS
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14 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $973,241 | 12,961 | Shares | Sole | 2026-04-16 | |
| 2025-12-31 | $1,025,344 | 12,961 | Shares | Sole | 2026-01-15 | |
| 2025-09-30 | $847,908 | 12,961 | Shares | Sole | 2025-10-14 | |
| 2025-06-30 | $512,089 | 12,961 | Shares | Sole | 2025-07-09 | |
| 2025-03-31 | $391,033 | 12,961 | Shares | Sole | 2025-05-01 | |
| 2024-12-31 | $470,631 | 13,462 | Shares | Sole | 2025-01-13 | |
| 2024-09-30 | $539,287 | 13,462 | Shares | Sole | 2025-01-13 | |
| 2024-06-30 | $641,598 | 13,462 | Shares | Sole | 2025-01-28 | |
| 2024-03-31 | $601,351 | 13,872 | Shares | Sole | 2025-01-28 | |
| 2023-12-31 | $701,784 | 13,872 | Shares | Sole | 2025-01-28 | |
| 2023-09-30 | $610,636 | 13,462 | Shares | Sole | 2025-01-28 | |
| 2023-06-30 | $552,345 | 13,462 | Shares | Sole | 2025-01-28 | |
| 2023-03-31 | $481,131 | 13,462 | Shares | Sole | 2025-01-29 | |
| 2022-12-31 | $508,459 | 13,462 | Shares | Sole | 2025-01-28 | |
| No filing history on record for this holder in this stock. | ||||||