13F Insight
DOSSIER · 13F Holders · Q2 2026

MICROSOFT CORP PUT

32 institutions still hold MICROSOFT CORP PUT as of Q2 2026. Tracked across SEC 13F-HR filings, with insider and 13D/G activity surfaced alongside.

CUSIP 594918954·32 13F holders·last filed Jun 30, 2026
Market cap
—
13F value held
$9.2B
visible holders
Holders
32
filers reporting
Concentration
29.55%
IMC-Chicago, LLC #1
top holder share
AI Holders Summary · Q2 2026

32 institutions reported MICROSOFT CORP PUT in Q2 2026. IMC-Chicago, LLC leads at 29.5% of the visible book.

Top holders

Sorted by position value. Source: SEC EDGAR 13F-HR filings.

#HolderValueShares% port.Quarter
01
IMC-Chicago, LLC
CIK 0001452861· Market maker
$2.7B7.3M0.65%Q2 202602
Optiver Holding B.V.
CIK 0001859606· Market maker
$2.3B6.1M0.61%Q2 202603
NATIONAL BANK OF CANADA /FI/
CIK 0000926171
$1.2B33K0.87%Q2 202604
SIMPLEX TRADING, LLC
CIK 0001488542
$905M2.4M0.53%Q2 202605
JPMORGAN CHASE & CO
CIK 0000019617
$498M1.4M0.03%Q2 202606
Capital Markets Trading UK LLP
CIK 0001719165
$418M1.1M5.26%Q1 202607
Cable Car Capital, LP
CIK 0001699575
$238M639K5.11%Q2 202608
HRT FINANCIAL LP
CIK 0001475597
$224M463K0.71%Q4 202509
GROUP ONE TRADING LLC
CIK 0000932540
$162M434K0.23%Q2 202610
Maven Securities LTD
CIK 0001633046
$144M387K2.85%Q2 202611
CMT Capital Markets Trading GmbH
CIK 0001632813
$130M352K1.36%Q1 202612
CIBC Bancorp USA Inc.
CIK 0001711924
$103M275K0.12%Q2 202613
Assenagon Asset Management S.A.
CIK 0001546007· Quasi-passive
$67M180K0.04%Q2 202614
Marathon Trading Investment Management LLC
CIK 0001572748
$42M112K1.30%Q2 202615
SG Americas Securities, LLC
CIK 0001313360
$32M925K0.03%Q1 202616
OVERSEA-CHINESE BANKING Corp Ltd
CIK 0001291318
$24M65K0.52%Q2 202617
Focus Partners Wealth
CIK 0001542153
$3M8K0.00%Q2 202618
All Terrain Financial Advisors, LLC
CIK 0001731358
$2M6K0.38%Q2 202619
Pacific Sage Partners, LLC
CIK 0001936845
$2M3020.33%Q2 202620
OSAIC HOLDINGS, INC.
CIK 0001677044
$1M3K0.00%Q2 2026
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