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Magnetar Financial’s Star Bulk Carriers SBLK Stock Holding History

Magnetar Financial’s Portfolio SBLK Stock Details SBLK Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$857K Buy
37,292
+17,291
+86% +$394K 0.01% 512
2025
Q4 		$384K Buy
20,001
+604
+3% +$11.3K ﹤0.01% 616
2025
Q3 		$361K Buy
+19,397
New +$365K ﹤0.01% 665

Other funds holding SBLK

Two Sigma Investments
Two Sigma Investments New York $124B AUM 33.93% 1-Year Est. Return
Renaissance Technologies
Renaissance Technologies New York $63.9B AUM 45.56% 1-Year Est. Return
Victory Capital Management
Victory Capital Management San Antonio, Texas $156B AUM 27.51% 1-Year Est. Return
PCM
Philosophy Capital Management Alamo, California $1.63B AUM 12.69% 1-Year Est. Return
Goldman Sachs
Goldman Sachs New York $871B AUM 31.28% 1-Year Est. Return
Boston Partners
Boston Partners Boston, Massachusetts $95.5B AUM 28.4% 1-Year Est. Return
Morgan Stanley
Morgan Stanley New York $1.66T AUM 25.57% 1-Year Est. Return
Marshall Wace
Marshall Wace London, United Kingdom $100B AUM 35.1% 1-Year Est. Return
D.E. Shaw & Co
D.E. Shaw & Co New York $166B AUM 43.98% 1-Year Est. Return
Focus Partners Wealth
Focus Partners Wealth Boston, Massachusetts $89.9B AUM 20.5% 1-Year Est. Return

Magnetar Financial's SBLK Position: Q1 2026 in Review

Magnetar Financial increased its Star Bulk Carriers (SBLK) stake by 86% in Q1 2026, buying an estimated $394K and bringing the position to 37,292 shares worth $857K. The position accounts for 0.01% of the portfolio, ranked #512.

Magnetar Financial first reported a position in SBLK in Q3 2025 and has held it in 3 quarters since. 187 funds tracked by Wall St. Rank hold SBLK as of Q1 2026.

  • Magnetar Financial held 37,292 shares of Star Bulk Carriers worth $857K as of Q1 2026.
  • Magnetar Financial bought 17,291 Star Bulk Carriers shares in Q1 2026, an estimated $394K.
  • Star Bulk Carriers made up 0.01% of Magnetar Financial's portfolio in Q1 2026, its #512 holding.
  • Magnetar Financial first reported a position in Star Bulk Carriers in Q3 2025 and has held it in 3 quarters since.
  • 187 funds tracked by Wall St. Rank held Star Bulk Carriers as of Q1 2026.

Based on Magnetar Financial's 13F filing for Q1 2026, filed 13 May 2026.