SEPTInvestingStart Free

POET SCHEDULE 13G/A: SEC filing

Jane Street Group, LLC and its subsidiaries

Filed with the SEC on · accession 0001595888-26-000163

POET filed a SCHEDULE 13G/A (schedule 13g/a) with the SEC on Nov 12, 2026. Jane Street Group, LLC and its subsidiaries filed an amended Schedule 13G indicating beneficial ownership of 13,305,229 common shares of POET Technologies Inc., representing 7.7% of the class. The stock moved -6.8% by the first close after the filing.

Summary of the filing

Jane Street Group, LLC and its subsidiaries filed an amended Schedule 13G indicating beneficial ownership of 13,305,229 common shares of POET Technologies Inc., representing 7.7% of the class. The filing is a passive investment disclosure under Rule 13d-1(c).

For details, click here →

Key details

Total common shares beneficially owned by Jane Street Group, LLC$13.3M
Common shares beneficially owned by Jane Street Capital, LLC$9.6M
Common shares beneficially owned by Jane Street Global Trading, LLC$3.7M
Reporting person / beneficial ownerJane Street Group, LLC
Subsidiary of reporting person, beneficial owner of 9,611,703 shares (5.6%)Jane Street Capital, LLC
Subsidiary of reporting person, beneficial owner of 3,693,526 shares (2.1%)Jane Street Global Trading, LLC
Issuer of the securitiesPOET Technologies Inc.
Authorized signatoryJeremy Kahn

How POET stock reacted

Close before

$5.59

Nov 11, 2026

First close after

-6.80%

$5.21

5 trading days

—

Since filing

—

✦ Ask GOAX AI about this filing — what it means for POET, what changed since its last filings and what to watch next.

Try it free for 7 days

🔔 Want to stay updated on new SEC filings for POET?

Click here

Frequently asked questions

What did POET file with the SEC on Nov 12, 2026?

POET filed a SCHEDULE 13G/A (SEC filing). Jane Street Group, LLC and its subsidiaries filed an amended Schedule 13G indicating beneficial ownership of 13,305,229 common shares of POET Technologies Inc., representing 7.7% of the class. The filing is a passive investment disclosure under Rule 13d-1(c).

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 POET stock react to this filing?

POET closed at $5.59 before the filing and $5.21 on Nov 12, 2026 (-6.80%).

Other POET SEC filings

Get alerts when POET files with the SEC, plus live charts, key levels and news for 13,000+ stocks.

Try SEPT free for 7 days
POET overviewPOET analysisPOET newsLatest SEC filings