MF
OIS icon

Magnetar Financial’s Oil States International OIS Stock Holding History

Magnetar Financial’s Portfolio OIS Stock Details OIS Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2013
Q4 		– Sell
-9,800
Closed -$579K – 349
2013
Q3 		$579K Buy
+9,800
New +$535K 0.01% 371

Other funds holding OIS

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
American Century Companies
American Century Companies Kansas City, Missouri $226B AUM 44.75% 1-Year Est. Return
Acadian Asset Management
Acadian Asset Management Boston, Massachusetts $84.2B AUM 55.88% 1-Year Est. Return
D.E. Shaw & Co
D.E. Shaw & Co New York $210B AUM 57.28% 1-Year Est. Return
First Eagle Investment Management
First Eagle Investment Management New York $60.8B AUM 26.63% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
AQR Capital Management
AQR Capital Management Greenwich, Connecticut $287B AUM 42.33% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM

Magnetar Financial's OIS Position: Q2 2026 in Review

Magnetar Financial increased its Oil States International (OIS) stake by 13% in Q2 2026, buying an estimated $64.7K and bringing the position to 59,547 shares worth $477K. The position accounts for ﹤0.01% of the portfolio, ranked #626.

Magnetar Financial first reported a position in OIS in Q2 2013 and has held it in 11 quarters since. The position peaked at $47.3M in Q3 2013. 200 funds tracked by Wall St. Rank hold OIS as of Q2 2026.

  • Magnetar Financial held 59,547 shares of Oil States International worth $477K as of Q2 2026.
  • Magnetar Financial bought 6,825 Oil States International shares in Q2 2026, an estimated $64.7K.
  • Oil States International made up ﹤0.01% of Magnetar Financial's portfolio in Q2 2026, its #626 holding.
  • Magnetar Financial first reported a position in Oil States International in Q2 2013 and has held it in 11 quarters since.
  • Magnetar Financial's Oil States International position peaked at $47.3M in Q3 2013.
  • 200 funds tracked by Wall St. Rank held Oil States International as of Q2 2026.

Based on Magnetar Financial's 13F filing for Q2 2026, filed 14 Aug 2026.