Protagenic Therapeutics, Inc.
PTIX- Exchange
- OTC
- Industry
- Pharmaceutical Preparations
- SEC CIK
- 0001022899
In the last 90 days, Protagenic Therapeutics, Inc. insiders filed 7 open-market purchases and 0 sales; 2 institutions reported holding it in 13F filings for Q2 2026, worth $25.4K in total; no superinvestor holds it.
Q1 2022 vs. Q4 2021
How the institutions holding Protagenic Therapeutics, Inc. changed between Q4 2021 and Q1 2022.
All holders in Q1 2022All holders in Q4 2021
| Measure | Q4 2021 | Q1 2022 | Change |
|---|---|---|---|
| Holders | 19 | 17 | −2 |
| Shares | 953.6K | 674.3K | −279.3K (−29.3%) |
| Value | $1.32M | $548.0K | −$772.0K (−58.5%) |
New holders (4)
Institutions that held Protagenic Therapeutics, Inc. at the end of Q1 2022 but not at the end of Q4 2021.
| Institution | Shares | Value | % of portfolio |
|---|---|---|---|
| First Republic Investment Management, Inc. | 17,500 | $14.0K | 0.00% |
| Virtu Financial LLC | 13,045 | $11.0K | 0.00% |
| Citigroup Inc | 250 | $0 | 0.00% |
| Royal Bank of Canada | 1 | $0 | 0.00% |
Sold out (6)
Institutions that held Protagenic Therapeutics, Inc. at the end of Q4 2021 and filed for Q1 2022 without it.
| Institution | Shares, Q4 2021 | Value, Q4 2021 |
|---|---|---|
| Susquehanna International Group, LLP | 25,217 | $35.0K |
| Two Sigma Securities, LLC | 20,634 | $29.0K |
| Morgan Stanley | 20,148 | $28.0K |
| Fifth Third Bancorp | 1 | $0 |
| CWM, LLC | 3 | $0 |
| Banque Cantonale Vaudoise | 1 | $0 |