Position in CGTX
as of Jun 30, 2026
· filed Aug 12, 2026
Position Value
$23,000
+$7,800 QoQ
Shares Held
20,000
0.0% QoQ
Ownership
0.021%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
#41
of 66 holders
Holding Since
Sep 2025
4 quarters on record
Voting authority
Sole 100%
Shared 0%
None 0%
Common Shares in CGTX Over Time
Shares Held
Position Value (USD)
Position in Biotechnology
Healthcare · as of Jun 30, 2026GAMCO INVESTORS, INC. ET AL holds $3,000,805 across 8 Biotechnology names. CGTX ranks #6 (0.8% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | APGE |
Apogee Therapeutics, Inc.
|
8,500 | $1,128,205 | |
| 2 | BMRN |
Biomarin Pharmaceutical Inc
|
13,000 | $743,860 | |
| 3 | TECH |
BIO-TECHNE Corp
|
6,250 | $441,562 | |
| 4 | REGN |
Regeneron Pharmaceuticals, Inc.
|
657 | $409,665 | |
| 5 | NAGE |
Niagen Bioscience, Inc.
|
72,700 | $231,913 | |
| 6 | CGTX |
Cognition Therapeutics Inc
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|
20,000 | $23,000 | |
| 7 | CDXS |
Codexis, Inc.
|
10,000 | $22,600 | |
| 8 | 14,000 | $0 |
All Filings in CGTX
Export CSV
4 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | $23,000 | 20,000 | Shares | Sole | 2026-08-12 | |
| 2026-03-31 | $15,200 | 20,000 | Shares | Sole | 2026-05-14 | |
| 2025-12-31 | $27,000 | 20,000 | Shares | Sole | 2026-02-05 | |
| 2025-09-30 | $27,000 | 20,000 | Shares | Sole | 2025-11-12 | |
| No filing history on record for this holder in this stock. | ||||||