13F Insight
DOSSIER · 13F Holders · Q2 2026

ALPHABET INC

19 institutions still hold ALPHABET INC as of Q2 2026. Tracked across SEC 13F-HR filings, with insider and 13D/G activity surfaced alongside.

CUSIP 02079K955·19 13F holders·last filed Jun 30, 2026
Market cap
—
13F value held
$7.9B
visible holders
Holders
19
filers reporting
Concentration
33.83%
IMC-Chicago, LLC #1
top holder share
AI Holders Summary · Q2 2026

19 institutions reported ALPHABET INC in Q2 2026. IMC-Chicago, LLC leads at 33.8% 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
$2.7B7.5M0.64%Q2 202602
Optiver Holding B.V.
CIK 0001859606· Market maker
$2.3B6.4M0.62%Q2 202603
SIMPLEX TRADING, LLC
CIK 0001488542
$1.9B5.4M1.13%Q2 202604
JPMORGAN CHASE & CO
CIK 0000019617
$562M1.6M0.03%Q2 202605
HRT FINANCIAL LP
CIK 0001475597
$226M723K0.71%Q4 202506
Marathon Trading Investment Management LLC
CIK 0001572748
$82M230K2.55%Q2 202607
Maven Securities LTD
CIK 0001633046
$60M168K1.19%Q2 202608
GROUP ONE TRADING LLC
CIK 0000932540
$59M165K0.08%Q2 202609
RH Tailwind Management, LLC
CIK 0002065331
$41M115K4.00%Q2 202610
OVERSEA-CHINESE BANKING Corp Ltd
CIK 0001291318
$8M24K0.17%Q2 202611
SG Americas Securities, LLC
CIK 0001313360
$2M544K0.00%Q1 202612
Focus Partners Wealth
CIK 0001542153
$536K2K0.00%Q2 202613
Vantage Point Financial LLC
CIK 0002048892
$258K2K0.08%Q2 202614
All Terrain Financial Advisors, LLC
CIK 0001731358
$179K5000.03%Q2 202615
Sovereign Financial Group, Inc.
CIK 0001846175
$148K48K0.02%Q2 202616
OSAIC HOLDINGS, INC.
CIK 0001677044
$5K10.00%Q2 202617
Timothy G. Youngquist 2020 Irrevocable Trust
CIK 0002109159
$4K4K0.00%Q2 202618
CONCOURSE FINANCIAL GROUP SECURITIES, INC.
CIK 0000752798
$00—Q2 202519
Compagnie Lombard Odier SCmA
CIK 0001615423
$000.00%Q2 2026