secwatch.observer — SEC 8-K summary
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Issuer:     Protagenic Therapeutics, Inc.new (PTIX)
CIK:        0001022899
Form:       8-K
Filed at:   2026-01-05T23:59:59+00:00
Accession:  0001493152-26-000263
Event type: other_material
Sentiment:  negative
Materiality: 0.85
Item codes: 3.01
LLM model:  deepseek-v4-flash:cloud@v2

Protagenic Therapeutics receives Nasdaq delisting notice; trading to move to OTC Jan 5, 2026
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- Nasdaq determined to delist PTIX and PTIXW due to failure to meet minimum stockholders' equity (Rule 5550(b)(1)) and timely filing (Rule 5250(c)(1)).
- Trading on Nasdaq will cease at close of Jan 2, 2026; OTC trading expected to start Jan 5, 2026.
- Company has withdrawn its hearing request, making delisting final.
- Company intends to evaluate steps to regain compliance and seek relisting on Nasdaq.

Source:
  EDGAR index:    https://www.sec.gov/Archives/edgar/data/1022899/000149315226000263/0001493152-26-000263-index.htm
  Primary doc:    https://www.sec.gov/Archives/edgar/data/1022899/000149315226000263/form8-k.htm
  HTML page:      https://secwatch.observer/filing/0001493152-26-000263

License: Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer