PTIX short interest
Protagenic Therapeutics Inc. · Healthcare · Biotechnology · settlement date 2026-09-30
| Shares short | 12,969 |
|---|---|
| Change vs prior report | 47 (+0.4%) |
| Change over six months | -33.5% |
| Days to cover | 1.19 (sector: 3.78) |
| Average daily volume | 10,944 |
| Rank in Healthcare | not ranked (OTC, fund or thinly traded) |
PTIX short interest, last 12 months
| Settlement | Shares short | Change | Days to cover | Avg daily volume |
|---|---|---|---|---|
| 2025-12-31 | 50,768 | -17.7% | 1.00 | 53,322 |
| 2025-12-15 | 61,712 | +15.5% | 1.00 | 137,834 |
| 2025-11-28 | 53,426 | -6.2% | 1.00 | 71,816 |
| 2025-11-14 | 56,970 | +98.0% | 1.00 | 84,157 |
| 2025-10-31 | 28,771 | +1841.4% | 1.00 | 61,385 |
| 2025-10-15 | 1,482 | -97.1% | 1.00 | 87,467 |
| 2025-09-30 | 51,478 | +11.5% | 1.00 | 125,440 |
import finzdata as yf
yf.Ticker("PTIX").short_interest # every report since 2017
yf.Client().short_interest(["PTIX"], start="2018-01-01")Healthcare short interest · PTIX price history · Who owns PTIX · All short interest