POET Technologies Inc. (POET)
Nasdaq: POET · Semiconductors & Related Devices · Toronto, Ontario, ON · filing with the SEC since 2008
Who owns POET Technologies Inc.
As filed with the SECHolders of 5% or more
5
MMCAP International Inc. SPC holds 9.99% of Common Shares, no par value, as its SCHEDULE 13G/A filed Aug 14, 2026 says.
Directors and officers
0
report now, of 0 people on the record since . Their holdings as a group are not read here.
Institutions as a whole
n/a
The record does not read the share held by managers that file Form 13F, so none is printed and no split of the rest is estimated. What it holds is the 5 named at left.
Holders of 5% or moreshare of the class, as filed
MMCAP International Inc. SPC
SCHEDULE 13G/A · filed Aug 14, 2026 · Common Shares, no par value · 11% in May 20, 2026
Marex Securities Products Inc.
SCHEDULE 13G · filed May 19, 2026 · Common Stock, no par value
Kenneth Griffin
SCHEDULE 13G · filed Jul 8, 2026 · Common shares, no par value (the "Shares")
G1 Execution Services, LLC
SCHEDULE 13G · filed Aug 14, 2026 · Common Shares, no par value
Jane Street Group, LLC
SCHEDULE 13G/A · filed Aug 13, 2026 · Common Shares, no par value · 6.8% in Jun 22, 2026
Group One Trading LLC
SCHEDULE 13G/A · filed Sep 8, 2026 · Common shares, no par value · reported falling below 5%, from 5.5% in Aug 13, 2026
What POET reports owning in othersstakes of 5% or more, and other ties
Other ties the annual report names
POET Optoelectronics Shenzhen Co Ltd
An entity · subsidiary · owns, named in the 20-F filed Mar 31, 2026
POET Technologies Pte Ltd
An entity · subsidiary · owns, named in the 20-F filed Mar 31, 2026
Xiamen Sanan Integrated Circuit Co. Ltd.
An investee · joint venture, legal entity · invested in, named in the 20-F filed Mar 31, 2026
Super Photonics Xiamen Co., Ltd
A company bought · acquisition · owns, named in the 20-F filed Mar 31, 2026
Insider tradesForm 4
0sales
0purchases
0sales on a scheduled plan
0people selling
$0sold, in dollars
$0bought, in dollars
Open-market trades on Form 4 from Sep 30, 2025 to Sep 30, 2026. A scheduled plan is a selling program set in advance under SEC rule 10b5-1. The trades are listed as filed and do not feed the grade.
By calendar yearSoldBought
No open-market trade is on the record for these years.
Dollars as filed, summed by the transaction date.
People who traded in the window
No one on the roster filed an open-market trade in the window.