DOSSIER · 13F Holders · Q2 2026

SPACE EXPLORATION TECHN CORP

14 institutions still hold SPACE EXPLORATION TECHN CORP as of Q2 2026. Tracked across SEC 13F-HR filings, with insider and 13D/G activity surfaced alongside.

CUSIP 84615Q953·14 13F holders·last filed Jun 30, 2026
Market cap
—
13F value held
$1.9B
visible holders
Holders
14
filers reporting
Concentration
33.07%
IMC-Chicago, LLC #1
top holder share
AI Holders Summary · Q2 2026

14 institutions reported SPACE EXPLORATION TECHN CORP in Q2 2026. IMC-Chicago, LLC leads at 33.1% 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
$629M3.7M0.15%Q2 2026
02
Optiver Holding B.V.
CIK 0001859606· Market maker
$391M2.3M0.11%Q2 2026
03
SIMPLEX TRADING, LLC
CIK 0001488542
$323M1.9M0.19%Q2 2026
04
JPMORGAN CHASE & CO
CIK 0000019617
$259M1.6M0.01%Q2 2026
05
GROUP ONE TRADING LLC
CIK 0000932540
$107M623K0.15%Q2 2026
06
AKUNA SECURITIES LLC
CIK 0001529090
$92M537K0.26%Q2 2026
07
Cable Car Capital, LP
CIK 0001699575
$68M400K1.47%Q2 2026
08
Bracebridge Capital, LLC
CIK 0001426486
$22M1K0.39%Q2 2026
09
Marathon Trading Investment Management LLC
CIK 0001572748
$10M61K0.32%Q2 2026
10
Absolute Gestao de Investimentos Ltda.
CIK 0001622610
$2M10K0.17%Q2 2026
11
New Age Alpha Advisors, LLC
CIK 0001764807
$841K2000.04%Q2 2026
12
Summit Trail Advisors, LLC
CIK 0001698478
$235K700.00%Q2 2026
13
OSAIC HOLDINGS, INC.
CIK 0001677044
$14K30.00%Q2 2026
14
AlphaCore Capital LLC
CIK 0001713662
$6350.00%Q2 2026