Position in PTGX
as of Jun 30, 2026
· filed Aug 10, 2026
Position Value
$6,975,292
-$512,639 QoQ
Shares Held
56,904
-19.9% QoQ
Ownership
0.088%
of shares outstanding
% of Portfolio
0.06%
of 13F equity value
Holder Rank
#85
of 341 holders
Holding Since
Mar 2023
14 quarters on record
Voting authority
Sole 92%
Shared 0%
None 8%
Common Shares in PTGX 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. PTGX ranks #3 (11.2% 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
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|
56,904 | $6,975,292 | |
| 4 | IONS |
Ionis Pharmaceuticals Inc
|
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 PTGX
Export CSV
14 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | $6,975,292 | 56,904 | Shares | Sole | 2026-08-10 | |
| 2026-03-31 | $7,487,931 | 71,043 | Shares | Sole | 2026-05-12 | |
| 2025-12-31 | $6,460,190 | 73,966 | Shares | Sole | 2026-02-12 | |
| 2025-09-30 | $5,923,629 | 89,171 | Shares | Sole | 2025-11-03 | |
| 2025-06-30 | $7,704,140 | 139,391 | Shares | Sole | 2025-08-11 | |
| 2025-03-31 | $7,366,098 | 152,318 | Shares | Sole | 2025-05-16 | |
| 2024-12-31 | $2,391,153 | 61,947 | Shares | Sole | 2025-02-10 | |
| 2024-09-30 | $3,133,125 | 69,625 | Shares | Sole | 2024-11-04 | |
| 2024-06-30 | $3,239,046 | 93,479 | Shares | Sole | 2024-08-06 | |
| 2024-03-31 | $2,810,837 | 97,160 | Shares | Sole | 2024-05-08 | |
| 2023-12-31 | $2,090,138 | 91,153 | Shares | Sole | 2024-02-08 | |
| 2023-09-30 | $2,361,204 | 141,559 | Shares | Sole | 2023-11-07 | |
| 2023-06-30 | $4,061,465 | 147,048 | Shares | Sole | 2023-08-10 | |
| 2023-03-31 | $3,461,132 | 150,484 | Shares | Sole | 2023-05-10 | |
| No filing history on record for this holder in this stock. | ||||||