AltShares Merger Arbitrage ETF
ARB
32 hedge funds and large institutions have $75.6M invested in AltShares Merger Arbitrage ETF in 2025 Q1 according to their latest regulatory filings, with 3 funds opening new positions, 21 increasing their positions, 8 reducing their positions, and 3 closing their positions.
163% more repeat investments, than reductions
Existing positions increased: 21 | Existing positions reduced: 8
3% more capital invested
Capital invested by funds: $73.3M → $75.6M (+$2.29M)
0.2% more ownership
Funds ownership: 91.76% → 91.96% (+0.2%)
0% more funds holding
Funds holding: 32 → 32 (0)
0% more funds holding in top 10
Funds holding in top 10: 1 → 1 (0)
0% more first-time investments, than exits
New positions opened: 3 | Existing positions closed: 3
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
LAMNM
Longview Asset Management (New Mexico)
Santa Fe,
New Mexico
|
+$1.44M |
| 2 |
CFIA
Cantor Fitzgerald Investment Advisors
New York
|
+$679K |
| 3 |
DAS
Dynamic Advisor Solutions
Phoenix,
Arizona
|
+$664K |
| 4 |
SPIA
Steward Partners Investment Advisory
New York
|
+$559K |
| 5 |
Envestnet Asset Management
Chicago,
Illinois
|
+$547K |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Jane Street
New York
|
-$3.1M |
| 2 |
Osaic Holdings
Scottsdale,
Arizona
|
-$1.47M |
| 3 |
GS
GTS Securities
New York
|
-$1.24M |
| 4 |
AssetMark Inc
Concord,
California
|
-$100K |
| 5 |
BCI
Brinker Capital Investments
Berwyn,
Pennsylvania
|
-$63.8K |
| Name | Holding | Trade Value |
Shares Change |
Change in Stake |
|
|---|---|---|---|---|---|
26
LPL Financial
San Diego,
California
| $236K | +$13K | +464 | +6% |
|
27
Mercer Global Advisors
Denver,
Colorado
| $234K | +$2.88K | +103 | +1% |
|
|
WIA
28
World Investment Advisors
Santa Barbara,
California
| $209K | +$207K | +7,394 | New |
|
|
AF
29
Allworth Financial
Folsom,
California
| $85.1K | -$14.8K | -530 | -15% |
|
|
PTC
30
Private Trust Company
Cleveland,
Ohio
| $35.8K | -$4.48K | -160 | -11% |
|
31
Royal Bank of Canada
Toronto,
Ontario, Canada
| $33K | +$28K | +1,000 | +575% |
|
32
Northwestern Mutual Wealth Management
Milwaukee,
Wisconsin
| $9.71K | +$9.64K | +344 | New |
|
|
33
Jane Street
New York
| – | -$3.1M | -112,682 | Closed |
|
|
CFGS
34
Concourse Financial Group Securities
Birmingham,
Alabama
| – | -$218K | -7,836 | Closed |
|
|
CA
35
Continuum Advisory
Eagle,
Idaho
| – | -$5.31K | -193 | Closed |
|
ARB Hedge Fund Activity: Q1 2025 in Review
32 of the 7,458 institutional investors tracked by Wall St. Rank reported a position in AltShares Merger Arbitrage ETF (ARB) for Q1 2025, worth a combined $75.6M — up 3.1% from $73.3M a quarter earlier.
Fund positioning in ARB was balanced in Q1 2025: 3 funds opened new positions, 3 closed out, 21 added to existing stakes and 8 trimmed.
The largest buyer was Longview Asset Management (New Mexico), adding an estimated $1.44M. The largest seller was Jane Street, exiting entirely with an estimated $3.1M sold.
- 32 institutional investors held AltShares Merger Arbitrage ETF (ARB) as of Q1 2025, unchanged from Q4 2024.
- Funds reported $75.6M of AltShares Merger Arbitrage ETF stock for Q1 2025, up 3.1% quarter-over-quarter.
- 3 funds opened new AltShares Merger Arbitrage ETF positions in Q1 2025 and 3 closed out, a net change of 0 holders.
- The largest AltShares Merger Arbitrage ETF buyer in Q1 2025 was Longview Asset Management (New Mexico), an estimated $1.44M added.
- The largest AltShares Merger Arbitrage ETF seller in Q1 2025 was Jane Street, an estimated $3.1M sold.
Based on aggregated 13F filings for Q1 2025.