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XONE · BondBloxx Bloomberg One Year Target Duration US Treasury ETF

Track XONE — free
$49.35 +0.02 (+0.03%) At close · Aug 14
Shares
22.40M

Institutional ownership from SEC Form 13F filings. Investment managers with more than $100 million in U.S. equities must disclose their positions every quarter, within 45 days of quarter-end, so the holdings shown can lag the market by up to a quarter.

Holders: 40
Total Value: $271,842,552
Total Shares: 5,506,230

Institutional Ownership Trend

16 quarters

Holder Concentration

Across 40 13F filers · Δ vs Mar 31, 2026
Top Holder
38.7%
Sep 2023 → Jun 2026 · range 16.3% – 39.4%
+17.2 pts
Top 5
79.6%
Sep 2023 → Jun 2026 · range 56.1% – 79.6%
+20.6 pts
Top 10
93.4%
Sep 2023 → Jun 2026 · range 71.2% – 93.4%
+18.9 pts
HHI
2,078
Sep 2023 → Jun 2026 · range 797 – 2,078
Moderately concentrated+1,161

Quarterly Activity

vs Mar 31, 2026
New
8
Increased
17
Decreased
12
Sold Out
65
Unchanged
3
Holder count: -57
Institutional value: -41.0%
Shares held: -41.2%

Top Buyers

vs Mar 31, 2026
Institution Added Now Holds Open

Top Sellers

vs Mar 31, 2026
Institution Sold Now Holds Open

Top New Positions

vs Mar 31, 2026
Institution Acquired Value (USD) Open

Top Sold-Out Positions

vs Mar 31, 2026
Institution Previously Held Last Value (USD) Open
Showing 40 of 40
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Holder Value (USD) % of 13F Shares Open
Key facts CIK 1561627 CUSIP 09789C861 13F (30d) 40 filings 40 filers Visit website