Protagenic Therapeutics, Inc.\new (PTIX) intrinsic value & 10-year financials

Protagenic Therapeutics, Inc.\new (PTIX) has no Graham intrinsic value right now because the formula needs positive earnings. Over the last 10 fiscal years revenue reached to $0, with an average return on invested capital of -49.8%.

Graham intrinsic value
—
Share price (Oct 17, 2026)
$0.76
Market cap
$3.7M
Revenue (FY2024)
$0
ROIC (10-yr avg)
-49.8%
Free cash flow (FY2024)
—

PTIX 10-year financial history

Fiscal year Revenue Net income EPS (diluted) Free cash flow Operating margin ROIC
FY2024 $0 -$5.5M -$1.13 — — -236.1%
FY2023 $0 -$5.0M -$1.15 -$3.9M — -94.5%
FY2022 $0 -$3.6M -$0.82 -$2.0M — -42.2%
FY2021 $0 -$4.5M — — — -102.9%
FY2020 $0 -$2.5M — — — 285.7%
FY2019 — -$1.8M — — — 414.3%
FY2018 — -$2.6M — — — -507.2%
FY2017 — -$2.3M — — — -122.3%
FY2016 $0 -$2.3M — — — -246.8%
FY2015 $0 -$1.0M — -$383.1K — 153.6%

Source: annual 10-K filings on SEC EDGAR. Figures in USD.

Executive summary

Protagenic Therapeutics, Inc.new revenue growth over the past decade is N/A; insufficient history prevents a reliable 10-year CAGR calculation.

Protagenic Therapeutics, Inc.new has historically struggled to out-earn its cost of capital, averaging just -36.3% ROIC.

Protagenic Therapeutics, Inc.new capital allocation metrics are N/A for the decade; share count and net debt history are incomplete.

Benjamin Graham lens

Protagenic Therapeutics, Inc.new is evaluated under Benjamin Graham's defensive framework using SEC EDGAR fundamentals using an 8.5 + 2g earnings multiple and a 5.1% AAA bond-yield baseline.

PTIX stock: frequently asked questions

What is the intrinsic value of Protagenic Therapeutics, Inc.\new (PTIX) stock?

Graham's formula only works with positive earnings. Protagenic Therapeutics, Inc.\new reported diluted EPS of -$1.13 in fiscal 2024, so no Graham value is shown. The 10-year table shows revenue and cash-flow trends instead.

How fast has Protagenic Therapeutics, Inc.\new grown?

Revenue went from $0 in fiscal 2015 to $0 in fiscal 2024. Net income was -$5.5M in fiscal 2024.

What is PTIX's return on invested capital?

Average ROIC over the last 10 fiscal years was -49.8%, and average return on equity was -50.3%. Sustained ROIC above about 15% usually points to a durable competitive advantage.

Where does this PTIX data come from?

From Protagenic Therapeutics, Inc.\new's annual 10-K filings on SEC EDGAR, most recently filed Mar 9, 2026. Prices are end-of-day snapshots; valuations are formula outputs, not investment advice.

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