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MUST · Columbia Multi-Sector Municipal Income ETF ETF

Alerts for MUST
$19.91 -0.01 (-0.05%) At close · Sep 4

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: 86
Total Value: $446,769,670
Total Shares: 21,795,817

Institutional Ownership Trend

25 quarters

Holder Concentration

Across 86 13F filers · Δ vs Dec 31, 2025
Top Holder
27.1%
Jun 2023 → Mar 2026 · range 18.0% – 30.6%
−0.5 pts
Top 5
72.9%
Jun 2023 → Mar 2026 · range 54.5% – 72.9%
+1.9 pts
Top 10
82.6%
Jun 2023 → Mar 2026 · range 72.0% – 82.7%
−0.1 pts
HHI
1,436
Jun 2023 → Mar 2026 · range 822 – 1,436
Broadly held+53

Quarterly Activity

vs Dec 31, 2025
New
14
Increased
37
Decreased
21
Sold Out
7
Unchanged
14
Holder count: +7
Institutional value: +20.9%
Shares held: +21.6%

Top Buyers

vs Dec 31, 2025
Institution Added Now Holds Open

Top Sellers

vs Dec 31, 2025
Institution Sold Now Holds Open

Top New Positions

vs Dec 31, 2025
Institution Acquired Value (USD) Open

Top Sold-Out Positions

vs Dec 31, 2025
Institution Previously Held Last Value (USD) Open
Showing 86 of 86
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Holder Value (USD) % of 13F Shares Open