Position in IONS
as of Jun 30, 2026
· filed Aug 10, 2026
Position Value
$5,306,403
-$3,623,749 QoQ
Shares Held
66,924
-43.7% QoQ
Ownership
0.040%
of shares outstanding
% of Portfolio
0.05%
of 13F equity value
Holder Rank
#148
of 513 holders
Holding Since
Jun 2025
5 quarters on record
Voting authority
Sole 85%
Shared 0%
None 15%
Common Shares in IONS Over Time
Shares Held
Position Value (USD)
Position in Biotechnology
Healthcare · as of Jun 30, 2026GREAT LAKES ADVISORS, LLC holds $62,444,106 across 24 Biotechnology names. IONS ranks #4 (8.5% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | REGN |
Regeneron Pharmaceuticals, Inc.
|
16,928 | $10,555,285 | |
| 2 | JAZZ |
Jazz Pharmaceuticals plc
|
33,804 | $8,145,749 | |
| 3 | PTGX |
Protagonist Therapeutics, Inc
|
56,904 | $6,975,292 | |
| 4 | IONS |
Ionis Pharmaceuticals Inc
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|
66,924 | $5,306,403 | |
| 5 | ACAD |
Acadia Pharmaceuticals Inc
|
151,341 | $3,828,926 | |
| 6 | ROIV |
Roivant Sciences Ltd.
|
107,786 | $3,814,545 | |
| 7 | DNLI |
Denali Therapeutics Inc.
|
145,045 | $3,730,557 | |
| 8 | IDYA |
IDEAYA Biosciences, Inc.
|
87,747 | $3,270,330 |
All Filings in IONS
Export CSV
5 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | $5,306,403 | 66,924 | Shares | Sole | 2026-08-10 | |
| 2026-03-31 | $8,930,152 | 118,926 | Shares | Sole | 2026-05-12 | |
| 2025-12-31 | $11,801,629 | 149,180 | Shares | Sole | 2026-02-12 | |
| 2025-09-30 | $12,230,268 | 186,950 | Shares | Sole | 2025-11-03 | |
| 2025-06-30 | $15,790,013 | 399,646 | Shares | Sole | 2025-08-11 | |
| No filing history on record for this holder in this stock. | ||||||