PHGE SCHEDULE 13G/A: SEC filing

Nantahala Capital Management

Filed with the SEC on Nov 13, 2026 · accession 0001104659-26-127210

PHGE filed a SCHEDULE 13G/A (schedule 13g/a) with the SEC on Nov 13, 2026. Nantahala Capital Management filed an amended Schedule 13G reporting beneficial ownership of 73,054 shares (2.72%) of Tessera Defense & Homeland Security Inc. as of September 30, 2026, including 9,557 shares acquirable through convertible securities.

Summary of the filing

Nantahala Capital Management filed an amended Schedule 13G reporting beneficial ownership of 73,054 shares (2.72%) of Tessera Defense & Homeland Security Inc. as of September 30, 2026, including 9,557 shares acquirable through convertible securities. The filing is a passive investment disclosure with no stated intent to influence control.

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Key details

Shares beneficially owned$73K

Shares acquirable within 60 days via convertible securities$10K

Reporting person / beneficial ownerNantahala Capital Management, LLC

IssuerTessera Defense & Homeland Security Inc.

Managing member, nantahala capital managementWilmot B. Harkey

Managing member, nantahala capital managementDaniel Mack

Chief compliance officer, nantahala capital managementTaki Vasilakis

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Frequently asked questions

What did PHGE file with the SEC on Nov 13, 2026?

PHGE filed a SCHEDULE 13G/A (SEC filing). Nantahala Capital Management filed an amended Schedule 13G reporting beneficial ownership of 73,054 shares (2.72%) of Tessera Defense & Homeland Security Inc. as of September 30, 2026, including 9,557 shares acquirable through convertible securities. The filing is a passive investment disclosure with no stated intent to influence control.

How do I read a SCHEDULE 13G/A?

A report the company filed with the SEC (the US market regulator). Start with the summary, then the key amounts and names. Compare it with the company’s earlier filings.

Why are SEC filings important?

Public companies must tell the SEC about anything that can change their value — results, leadership changes, big deals, new shares, bankruptcy. Filings are the official source, often before the news. A SCHEDULE 13G/A (schedule 13g/a): A report the company filed with the SEC (the US market regulator).

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