Protagenic Therapeutics, Inc. Major Shareholders & Ownership History
| Major Shareholder Name | Reporting Date | Shares Held | Market Value | Change in Shares | Ownership |
|---|---|---|---|---|---|
| CLEAR STREET GROUP INC. | 11/14/2025 | 100.00 K | $2.56 K | 100.00% | 19.11% |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | 11/14/2025 | 87.60 K | $2.24 K | 245.17% | 16.74% |
| TWO SIGMA SECURITIES, LLC | 11/14/2025 | 12.35 K | $316 | 9.87% | 2.36% |
| BANK OF AMERICA CORP /DE/ | 11/14/2025 | 100 | $2 | 0.00% | 0.02% |
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Protagenic Therapeutics, Inc. institutional Ownership - FAQ's
During the previous two years, 5 institutional investors and hedge funds held shares of Protagenic Therapeutics, Inc.. The most heavily invested institutionals were:
Clear Street Group Inc.: 100,000
SUSQUEHANNA INTERNATIONAL GROUP, LLP: 87,596
TWO SIGMA SECURITIES, LLC: 12,352
BANK OF AMERICA CORP /DE/: 100
CLEAR STREET LLC: 100,000
38.24% of Protagenic Therapeutics, Inc. stock is owned by institutional investors.
Institutional investors have bought a total of 300.05 K shares in the last 24 months. This purchase volume represents approximately $9.00 K in transactions.