State Ledger
Company profile

Protagenic Therapeutics, Inc.\new CIK 1022899

Ticker
PTIX (OTC)
Industry
Pharmaceutical Preparations
Headquarters
New York, NY 10010
Fiscal year end
2026 (FY)
Market Data
Close
$0.73
Change
+$0.00
Change %
0.00%
Volume
0

PTIX · trading date Oct 9, 2026 · previous close $0.73 · source: Alpaca (IEX feed, not consolidated full-market data).

Key Financials
Revenue
$0
Net income
$1.37M
Total assets
$3.65M
Total liabilities
$1.03M
Stockholders' equity
$2.62M
Cash & equivalents
$1.51M
Operating income
-$4.50M
Operating cash flow
-$2.81M
Capital expenditures
$3.3K

Fiscal year 2026, via 10-K filed 2026-08-14. A dash means this figure wasn't reported in the source filing under a field State Ledger recognizes - not that the value is zero.

Financial Performance
Operating margin
—
Net margin
—
Free cash flow
-$2.81M
Free cash flow margin
—
Liabilities / assets
28.3%
Equity / assets
71.7%
CapEx / revenue
—
Operating cash flow / net income
-2.05×

Derived from the fiscal year 2026 figures above. These metrics are mathematical calculations and do not represent a rating or assessment of the company.

Financial History
Fiscal yearRevenueNet incomeAssetsLiabilitiesEquity
2026 $0 $1.37M $3.65M $1.03M $2.62M
2025 $0 -$3.59M $89.1K $5.04M -$4.95M
2024 $0 -$5.53M $1.96M $942.8K $1.01M
2023 $0 -$5.00M $4.32M $655.3K $3.67M
2022 $0 -$3.56M $8.04M $1.12M $6.92M
Company Details
SIC code
2834
State of incorporation
DE
Active filer
Yes
Most recent SEC filing
Form 4
2026-08-24
Financials filed via
Form 10-K
filed 2026-08-14

"Most recent SEC filing" may differ from the filing used for the financial figures above.

Location
New York, NY 10010
149 FIFTH AVENUE
Data & Methodology

SEC EDGAR submissions API (identity, collected Sep 19, 2026, 15:11 UTC) and SEC XBRL Company Facts API (financials, collected Sep 26, 2026, 15:42 UTC) · figures as originally filed, not restated · a dash always means a value wasn't reported, never a real zero.

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