DOSSIER · 13F Holders · Q2 2026

SPDR S&P 500 ETF TR

34 institutions still hold SPDR S&P 500 ETF TR as of Q2 2026. Tracked across SEC 13F-HR filings, with insider and 13D/G activity surfaced alongside.

CUSIP 78462F903·34 13F holders·last filed Jun 30, 2026
Market cap
13F value held
$101.6B
visible holders
Holders
34
filers reporting
Concentration
54.60%
Optiver Holding B.V. #1
top holder share
AI Holders Summary · Q2 2026

34 institutions reported SPDR S&P 500 ETF TR in Q2 2026. Optiver Holding B.V. leads at 54.6% of the visible book.

Top holders

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

#HolderValueShares% port.Quarter
01
Optiver Holding B.V.
CIK 0001859606· Market maker
$55.5B74.3M14.96%Q2 2026
02
IMC-Chicago, LLC
CIK 0001452861· Market maker
$18.7B25.0M4.47%Q2 2026
03
SIMPLEX TRADING, LLC
CIK 0001488542
$17.0B22.7M9.95%Q2 2026
04
AKUNA SECURITIES LLC
CIK 0001529090
$9.2B12.3M25.71%Q2 2026
05
JPMORGAN CHASE & CO
CIK 0000019617
$680M918K0.04%Q2 2026
06
Gladius Capital Management LP
CIK 0001540656
$224M300K13.56%Q2 2026
07
Bollard Group LLC
CIK 0001556218
$119M1.1M3.49%Q1 2026
08
Marathon Trading Investment Management LLC
CIK 0001572748
$42M56K1.29%Q2 2026
09
WATER ISLAND CAPITAL LLC
CIK 0001222765
$34M45K3.13%Q2 2026
10
Maven Securities LTD
CIK 0001633046
$24M32K0.48%Q2 2026
11
Alpha Wealth Funds, LLC
CIK 0002059327
$20M1K10.77%Q2 2026
12
CMT Capital Markets Trading GmbH
CIK 0001632813
$19M30K0.20%Q1 2026
13
Boussard & Gavaudan Investment Management LLP
CIK 0001614986
$16M1K1.54%Q1 2026
14
SABBY MANAGEMENT, LLC
CIK 0001535610
$15M20513.85%Q2 2026
15
SG Americas Securities, LLC
CIK 0001313360
$15M509K0.02%Q1 2026
16
Swan Global Investments, LLC
CIK 0001591505
$9M1.0M0.26%Q2 2026
17
Farther Finance Advisors, LLC
CIK 0001992825
$6M8K0.05%Q2 2026
18
CIBC WORLD MARKET INC.
CIK 0001421224
$6M115K0.01%Q2 2026
19
Verum Partners LLC
CIK 0001958984
$4M5K0.60%Q2 2026
20
Catalyst Capital Advisors LLC
CIK 0001549275
$3M2700.05%Q2 2026
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