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Protagenic Therapeutics, Inc.\new PTIX US Equity

Health Care · CIK 1022899 · FY ends Mar 31
$1.11
+0.20 (+21.98%)
USD · as of 2026-08-28 · marketstack
Returns are measured from 2018-07-25 — the price history has a 184-day gap before it.

Protagenic Therapeutics, Inc.\new (OTC: PTIX), an SEC filer in Pharmaceutical Preparations, closed at $1.11, +22.0%, on 2026-08-28, with a market cap of $2M as of 2026-08-27 and a return on equity of -236.1%. Institutional ownership, earnings history and filed financials are on the tabs below.

Documents

6 of 6 10-Ks readable here
Period endFiledFormRead hereEDGAR
2026-03-312026-08-1410-Kread · risk factors · MD&Aindex · original · 0001493152-26-038255
2024-12-312025-03-3110-Kread · risk factors · MD&Aindex · original · 0001641172-25-001600
2023-12-312024-04-0110-Kread · risk factors · MD&Aindex · original · 0001493152-24-012333
2022-12-312023-03-3110-Kread · risk factors · MD&Aindex · original · 0001493152-23-010152
2021-12-312022-04-0710-Kread · risk factors · MD&Aindex · original · 0001493152-22-009370
2020-12-312021-03-2510-Kread · risk factors · MD&Aindex · original · 0001493152-21-006756

Risk registerwhich risk-factor headings appeared in which year

Descriptive and within-name: this is what changed in the wording of one firm's own filings.

A register needs two comparable years of risk-factor headings; 0 of the 6 cached 10-Ks for PTIX produced any.

2020-12-31: Item 1A could not be bounded safely in this filing, so nothing is read from it. The item extractor suppresses a section whose boundaries are doubtful rather than report a mis-bounded one — a wrong section is a wrong reading.

2021-12-31: Item 1A could not be bounded safely in this filing, so nothing is read from it. The item extractor suppresses a section whose boundaries are doubtful rather than report a mis-bounded one — a wrong section is a wrong reading.

2022-12-31: Item 1A could not be bounded safely in this filing, so nothing is read from it. The item extractor suppresses a section whose boundaries are doubtful rather than report a mis-bounded one — a wrong section is a wrong reading.

2023-12-31: Item 1A could not be bounded safely in this filing, so nothing is read from it. The item extractor suppresses a section whose boundaries are doubtful rather than report a mis-bounded one — a wrong section is a wrong reading.

2024-12-31: Item 1A could not be bounded safely in this filing, so nothing is read from it. The item extractor suppresses a section whose boundaries are doubtful rather than report a mis-bounded one — a wrong section is a wrong reading.

2026-03-31: Item 1A could not be bounded safely in this filing, so nothing is read from it. The item extractor suppresses a section whose boundaries are doubtful rather than report a mis-bounded one — a wrong section is a wrong reading.

The filer's own 10-K text · 6 filings read

Rows are the filing's own headings, verbatim — nothing is summarized or generated.

A blank cell means the filer did not print that heading that year — not that the risk ended.

Gates: 5+ captions · 50% of Item 1A · match at Jaccard 0.6.

Filing languagedocument length, negation and hedging — chart it against price on GRAPH

6 filings measured

Descriptive and within-name: this is what changed in the wording of one firm's own filings.

FiledPeriod endDocument wordsItem 1A wordsNegation / 10kHedging / 10kFiling
2021-03-252020-12-3149,88874.97157.35read · EDGAR ↗
2022-04-072021-12-3148,15077.47160.54read · EDGAR ↗
2023-03-312022-12-3146,15776.69165.31read · EDGAR ↗
2024-04-012023-12-3146,02881.69161.21read · EDGAR ↗
2025-03-312024-12-3147,97881.5157.78read · EDGAR ↗
2026-08-142026-03-3157,87278.45156.73read · EDGAR ↗

plot against the price on GRAPH: Document length · Item 1A length · Negation per 10k words · Hedging per 10k words

The filer's own 10-K text · 6 filings measured

House wordlists, not a licensed dictionary and not tuned against returns.

9 negation words · 40 hedging words — hover to read both lists.

Each point sits at its filing date and is held flat until the next filing.