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ARB · AltShares Merger Arbitrage ETF

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$29.76 +0.02 (+0.07%) At close · Aug 14

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: 19
Total Value: $29,780,031
Total Shares: 1,005,030

Institutional Ownership Trend

25 quarters

Holder Concentration

Across 19 13F filers · Δ vs Mar 31, 2026
Top Holder
39.3%
Sep 2023 → Jun 2026 · range 18.5% – 39.3%
+20.1 pts
Top 5
74.6%
Sep 2023 → Jun 2026 · range 56.5% – 74.6%
+17.7 pts
Top 10
94.4%
Sep 2023 → Jun 2026 · range 78.7% – 94.4%
+15.6 pts
HHI
2,018
Sep 2023 → Jun 2026 · range 871 – 2,018
Moderately concentrated+1,140

Quarterly Activity

vs Mar 31, 2026
New
3
Increased
5
Decreased
10
Sold Out
16
Unchanged
1
Holder count: -13
Institutional value: -68.6%
Shares held: -69.0%

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 19 of 19
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Holder Value (USD) % of 13F Shares Open
Key facts CIK 1779306 CUSIP 02210T108 13F (30d) 19 filings 19 filers