DOSSIER · 13F Holders · Q1 2026

Bondbloxx 6month Treasury

1 institutions still hold Bondbloxx 6month Treasury as of Q1 2026. Tracked across SEC 13F-HR filings, with insider and 13D/G activity surfaced alongside.

CUSIP 98422X102·1 13F holders·last filed Mar 31, 2026
Market cap
13F value held
$255M
visible holders
Holders
1
filers reporting
Concentration
100.00%
Q3 Asset Management #1
top holder share
AI Holders Summary · Q1 2026

1 institutions reported Bondbloxx 6month Treasury in Q1 2026. Q3 Asset Management leads at 100.0% of the visible book.

Top holders

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

#HolderValueShares% port.Quarter
01
Q3 Asset Management
CIK 0001732543
$255M5.1M61.89%Q1 2026