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AltShares Merger Arbitrage ETF

36 hedge funds and large institutions have $99.8M invested in AltShares Merger Arbitrage ETF in 2026 Q2 according to their latest regulatory filings, with 6 funds opening new positions, 13 increasing their positions, 14 reducing their positions, and 2 closing their positions.

New
Increased
Maintained
Reduced
Closed

200% more first-time investments, than exits

New positions opened: 6 | Existing positions closed: 2

13% more funds holding

Funds holding: 3236 (+4)

5.23% more ownership

Funds ownership: 90.38%95.61% (+5.2%)

5% more capital invested

Capital invested by funds: $95M → $99.8M (+$4.84M)

7% less repeat investments, than reductions

Existing positions increased: 13 | Existing positions reduced: 14

Holders
36
Holders Change
+4
Holders Change %
+12.5%
% of All Funds
0.43%
Holding in Top 10
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
6
Increased
13
Reduced
14
Closed
2
Calls
Puts
Net Calls
Net Calls Change

ARB Hedge Fund Activity: Q2 2026 in Review

36 of the 8,318 institutional investors tracked by Wall St. Rank reported a position in AltShares Merger Arbitrage ETF (ARB) for Q2 2026, worth a combined $99.8M — up 5.1% from $95M a quarter earlier.

Buyers outnumbered sellers: 6 funds opened new ARB positions and 2 closed out — a net gain of 4 holders — while 13 added to existing stakes and 14 trimmed.

The largest buyer was New York Life Investment Management, adding an estimated $3.95M. The largest seller was Citadel Advisors, cutting an estimated $5.01M.

  • 36 institutional investors held AltShares Merger Arbitrage ETF (ARB) as of Q2 2026, up from 32 in Q1 2026.
  • Funds reported $99.8M of AltShares Merger Arbitrage ETF stock for Q2 2026, up 5.1% quarter-over-quarter.
  • 6 funds opened new AltShares Merger Arbitrage ETF positions in Q2 2026 and 2 closed out, a net change of +4 holders.
  • The largest AltShares Merger Arbitrage ETF buyer in Q2 2026 was New York Life Investment Management, an estimated $3.95M added.
  • The largest AltShares Merger Arbitrage ETF seller in Q2 2026 was Citadel Advisors, an estimated $5.01M sold.

Based on aggregated 13F filings for Q2 2026.