Revenue
2014
2015
2016
2020
2021
2022
2023
2024
2025
2026
Protagenic Therapeutics, Inc.\new (PTIX)
Price$1.06Cached quote
Net income
2014
2015
2015
2016
2017
2018
2019
2020
2021
2022
2023
2024
2025
2026
Free cash flow
2014
2015
2015
2022
2023
2026
Total cash / debt
CashTotal debt
2014
2015
2015
2016
2017
2018
2019
2020
2021
2022
2023
2024
2025
2026
Financial statements
| 2026 | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 · Dec 31 | 2015 · Jun 30 | 2014 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Revenue | $0 | $0 | $0 | $0 | $0 | $0 | $0 | — | — | — | $0 | $0 | — | $0 |
| Research & development | $901,896 | $376,740 | $3.8M | $3.1M | $1.6M | $1.1M | $699,797 | $807,947 | $881,186 | $717,452 | $417,866 | $456,274 | — | $42,000 |
| Operating expenses | $4.5M | $2.6M | $5.7M | $4.5M | $3.6M | $4.1M | $2.6M | $2.1M | $2.3M | $2.4M | $2.2M | $1.0M | $491,000 | $975,000 |
| Operating income | −$4.5M | −$2.6M | −$5.7M | −$4.5M | −$3.6M | −$4.1M | −$2.6M | −$2.1M | −$2.3M | −$2.4M | −$2.2M | −$1.0M | −$491,000 | −$975,000 |
| EBITDA | −$4.5M | — | −$5.7M | −$4.5M | −$3.6M | −$4.0M | −$2.6M | −$2.1M | −$2.3M | −$2.4M | −$2.2M | −$1.0M | −$490,000 | −$975,000 |
| Net income | $1.4M | −$3.6M | −$5.5M | −$5.0M | −$3.6M | −$4.5M | −$2.5M | −$1.8M | −$2.6M | −$2.3M | −$2.3M | −$1.0M | −$476,000 | −$1.1M |
| Basic EPSper basic share | $0.59 | -$0.67 | -$15.82 | -$16.10 | -$11.48 | -$17.36 | -$14.00 | -$9.52 | -$14.00 | -$12.32 | -$24.08 | -$8.40 | $0.00 | $0.00 |
| Diluted EPSper diluted share | $0.59 | -$0.67 | -$15.82 | -$16.10 | -$11.48 | -$17.36 | -$14.00 | -$9.52 | -$14.00 | -$12.32 | -$24.08 | -$8.40 | $0.00 | $0.00 |
Owners
Reported shareholders
2.31%of listed shares
DRW Securities, LLC41.78K shares · Jun 30, 2026
View holders
| Holder | % owned |
|---|---|
DRW Securities, LLC | 2.31%41.78K shares |
FNY Investment Advisers, LLC | 1.38%25K shares |
Mammoth Crest Capital LLC / EVANS BARRETT / EMC2 Capital LLC | ≈0.90%16.23K shares |
Percentages use 1.81M shares of this listed class outstanding on Jun 30, 2026. ≈ compares the latest reported holding with a share total from a different date; it is not a confirmed current stake.
Gray completes the 100% scale. Reported positions may overlap; holders have different reporting dates.
Source: SEC Form 13F ↗Updated Sep 29, 2026 · Quarterly data