QTTB SCHEDULE 13G/A: SEC filing

Opaleye Management Inc., Opaleye, L.P., and James Silverman

Filed with the SEC on Nov 6, 2026 · accession 0001493152-26-050448

QTTB filed a SCHEDULE 13G/A (schedule 13g/a) with the SEC on Nov 6, 2026. A report the company filed with the SEC (the US market regulator). The stock moved +4.5% by the first close after the filing.

Summary of the filing

Opaleye Management Inc., Opaleye, L.P., and James Silverman filed a joint filing agreement as an amendment to their Schedule 13G regarding their beneficial ownership of Q32 Bio Inc. common stock.

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Key details

Filer / beneficial ownerOpaleye Management Inc.

Filer / beneficial ownerOpaleye, L.P.

IssuerQ32 Bio Inc.

President of opaleye management inc. and managing member of opaleye gp llcJames Silverman

How QTTB stock reacted

Close before

$8.85

Nov 5, 2026

First close after

+4.52%

$9.25

5 trading days

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Since filing

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Frequently asked questions

What did QTTB file with the SEC on Nov 6, 2026?

QTTB filed a SCHEDULE 13G/A (SEC filing). Opaleye Management Inc., Opaleye, L.P., and James Silverman filed a joint filing agreement as an amendment to their Schedule 13G regarding their beneficial ownership of Q32 Bio Inc. common stock.

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).

How did QTTB stock react to this filing?

QTTB closed at $8.85 before the filing and $9.25 on Nov 6, 2026 (+4.52%).

Other QTTB SEC filings

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