DOSSIER · 13F Holders · Q1 2026
BAIG

THEMES ETF TR

8 institutions still hold THEMES ETF TR as of Q1 2026. Tracked across SEC 13F-HR filings, with insider and 13D/G activity surfaced alongside.

CUSIP 882927270·8 13F holders·last filed Mar 31, 2026
Market cap
13F value held
$2M
visible holders
Holders
8
filers reporting
Concentration
40.55%
Virtu Financial LLC #1
top holder share
AI Holders Summary · Q1 2026

8 institutions reported BAIG in Q1 2026. Virtu Financial LLC leads at 40.5% of the visible book.

Top holders

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

#HolderValueShares% port.Quarter
01
Virtu Financial LLC
CIK 0001533964· Market maker
$613K213K0.03%Q1 2026
02
CITADEL ADVISORS LLC
CIK 0001423053
$390K45K0.00%Q4 2025
03
Optiver Holding B.V.
CIK 0001859606· Market maker
$281K98K0.00%Q1 2026
04
SUSQUEHANNA INTERNATIONAL GROUP, LLP
CIK 0001446194· Market maker
$159K55K0.00%Q1 2026
05
XTX Topco Ltd
CIK 0001828301
$37K13K0.00%Q1 2026
06
JANE STREET GROUP, LLC
CIK 0001595888· Market maker
$29K10K0.00%Q1 2026
07
SIMPLEX TRADING, LLC
CIK 0001488542
$2K6600.00%Q1 2026
08
CITIGROUP INC
CIK 0000831001
$1K4300.00%Q1 2026