DOSSIER · 13F Holders · Q2 2026
BREE

MFS ACTIVE EXCHANGE TRADED F

4 institutions still hold MFS ACTIVE EXCHANGE TRADED F as of Q2 2026. Tracked across SEC 13F-HR filings, with insider and 13D/G activity surfaced alongside.

CUSIP 55286W884·4 13F holders·last filed Jun 30, 2026
Market cap
—
13F value held
$3M
visible holders
Holders
4
filers reporting
Concentration
44.84%
CITADEL ADVISORS LLC #1
top holder share
AI Holders Summary · Q2 2026

4 institutions reported BREE in Q2 2026. CITADEL ADVISORS LLC leads at 44.8% of the visible book.

Top holders

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

#HolderValueShares% port.Quarter
01
CITADEL ADVISORS LLC
CIK 0001423053
$1M46K0.00%Q2 2026
02
Cetera Investment Advisers
CIK 0001666741
$755K27K0.00%Q2 2026
03
GOLDMAN SACHS GROUP INC
CIK 0000886982
$553K20K0.00%Q2 2026
04
JANE STREET GROUP, LLC
CIK 0001595888· Market maker
$266K12K0.00%Q1 2026