Jane Street
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Jane Street’s AltShares Merger Arbitrage ETF ARB Stock Holding History

Jane Street’s Portfolio ARB Stock Details ARB Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$818K Buy
+27,886
New +$813K ﹤0.01% 6934
2025
Q3 		– Sell
-12,736
Closed -$363K – 10723
2025
Q2 		$363K Buy
+12,736
New +$360K ﹤0.01% 7506
2025
Q1 		– Sell
-112,682
Closed -$3.1M – 9368
2024
Q4 		$3.1M Buy
112,682
+104,640
+1,301% +$2.91M ﹤0.01% 3384
2024
Q3 		$223K Sell
8,042
-207,772
-96% -$5.7M ﹤0.01% 8496
2024
Q2 		$5.81M Buy
215,814
+177,897
+469% +$4.78M ﹤0.01% 2750
2024
Q1 		$1.03M Buy
+37,917
New +$1.02M ﹤0.01% 5356
2023
Q2 		– Sell
-346,017
Closed -$8.78M – 8631
2023
Q1 		$8.78M Buy
+346,017
New +$8.82M ﹤0.01% 1778
2022
Q4 		– Sell
-20,621
Closed -$549K – 9086
2022
Q3 		$549K Buy
20,621
+11,980
+139% +$320K ﹤0.01% 6520
2022
Q2 		$225K Buy
+8,641
New +$226K ﹤0.01% 8027
2021
Q4 		– Sell
-17,200
Closed -$443K – 10011
2021
Q3 		$443K Sell
17,200
-3,842
-18% -$98.8K ﹤0.01% 7520
2021
Q2 		$543K Sell
21,042
-9,616
-31% -$247K ﹤0.01% 7080
2021
Q1 		$775K Sell
30,658
-4,282
-12% -$108K ﹤0.01% 5962
2020
Q4 		$885K Sell
34,940
-928
-3% -$23.9K ﹤0.01% 4862
2020
Q3 		$913K Sell
35,868
-864
-2% -$21.9K ﹤0.01% 4236
2020
Q2 		$898K Buy
+36,732
New +$904K ﹤0.01% 4218

Other funds holding ARB

CFIA
Cantor Fitzgerald Investment Advisors New York $1.36B AUM 16.41% 1-Year Est. Return
EWA
EP Wealth Advisors Torrance, California $20.3B AUM
NYLIM
New York Life Investment Management New York $11.8B AUM 23.45% 1-Year Est. Return
Envestnet Asset Management
Envestnet Asset Management Chicago, Illinois $374B AUM 17.66% 1-Year Est. Return
Citadel Advisors
Citadel Advisors Miami, Florida $618B AUM 30.34% 1-Year Est. Return
LFA
Legend Financial Advisors Pittsburgh, Pennsylvania $155M AUM 36.74% 1-Year Est. Return
BCI
Brinker Capital Investments Berwyn, Pennsylvania $11.7B AUM 21.33% 1-Year Est. Return
HighTower Advisors
HighTower Advisors Chicago, Illinois $94.2B AUM 21.24% 1-Year Est. Return
DWM
Diversify Wealth Management Sandy, Utah $5.61B AUM 19.63% 1-Year Est. Return
PA
PFG Advisors Phoenix, Arizona $1.98B AUM 28.18% 1-Year Est. Return

Jane Street's ARB Position: Q1 2026 in Review

Jane Street opened a new position in AltShares Merger Arbitrage ETF (ARB) in Q1 2026: 27,886 shares worth $818K. The stake represents ﹤0.01% of the portfolio and ranks #6934 among its holdings. This is a return to the name: Jane Street previously reported a position in ARB as recently as Q2 2025.

Jane Street first reported a position in ARB in Q2 2020 and has held it in 15 quarters since. The position peaked at $8.78M in Q1 2023. 32 funds tracked by Wall St. Rank hold ARB as of Q1 2026.

  • Jane Street held 27,886 shares of AltShares Merger Arbitrage ETF worth $818K as of Q1 2026.
  • AltShares Merger Arbitrage ETF was a new Jane Street position in Q1 2026.
  • AltShares Merger Arbitrage ETF made up ﹤0.01% of Jane Street's portfolio in Q1 2026, its #6934 holding.
  • Jane Street first reported a position in AltShares Merger Arbitrage ETF in Q2 2020 and has held it in 15 quarters since.
  • Jane Street's AltShares Merger Arbitrage ETF position peaked at $8.78M in Q1 2023.
  • 32 funds tracked by Wall St. Rank held AltShares Merger Arbitrage ETF as of Q1 2026.

Based on Jane Street's 13F filing for Q1 2026, filed 12 May 2026.