AA
SEM

AQR Arbitrage’s Select Medical SEM Stock Holding History

AQR Arbitrage’s Portfolio SEM Stock Details SEM Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$47.6M Buy
2,880,889
+1,082,529
+60% +$17.8M 0.68% 34
2026
Q1 		$29.3M Buy
+1,798,360
New +$28.1M 0.48% 46

Other funds holding SEM

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Verition Fund Management
Verition Fund Management Greenwich, Connecticut $19.7B AUM 39.39% 1-Year Est. Return
GCL
Glazer Capital LLC New York $4.07B AUM 78.71% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 1-Year Est. Return
Two Sigma Investments
Two Sigma Investments New York $138B AUM 41.87% 1-Year Est. Return
Wells Fargo
Wells Fargo San Francisco, California $617B AUM 30.33% 1-Year Est. Return
Millennium Management
Millennium Management New York $276B AUM 44.8% 1-Year Est. Return
DAM
Decagon Asset Management London, United Kingdom $525M AUM 50.51% 1-Year Est. Return
PAMP
Polar Asset Management Partners Toronto, Ontario, Canada $6.07B AUM 34.81% 1-Year Est. Return
HSBC Holdings
HSBC Holdings London, United Kingdom $239B AUM 42.32% 1-Year Est. Return

AQR Arbitrage's SEM Position: Q2 2026 in Review

AQR Arbitrage increased its Select Medical (SEM) stake by 60% in Q2 2026, buying an estimated $17.8M and bringing the position to 2,880,889 shares worth $47.6M. The position accounts for 0.68% of the portfolio, ranked #34.

AQR Arbitrage first reported a position in SEM in Q1 2026 and has held it in 2 quarters since. 238 funds tracked by Wall St. Rank hold SEM as of Q2 2026.

  • AQR Arbitrage held 2,880,889 shares of Select Medical worth $47.6M as of Q2 2026.
  • AQR Arbitrage bought 1,082,529 Select Medical shares in Q2 2026, an estimated $17.8M.
  • Select Medical made up 0.68% of AQR Arbitrage's portfolio in Q2 2026, its #34 holding.
  • AQR Arbitrage first reported a position in Select Medical in Q1 2026 and has held it in 2 quarters since.
  • 238 funds tracked by Wall St. Rank held Select Medical as of Q2 2026.

Based on AQR Arbitrage's 13F filing for Q2 2026, filed 14 Aug 2026.