MF
SIGI icon

Magnetar Financial’s Selective Insurance SIGI Stock Holding History

Magnetar Financial’s Portfolio SIGI Stock Details SIGI Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$407K Buy
+5,399
New +$442K ﹤0.01% 681
2023
Q3 		– Sell
-2,546
Closed -$244K – 565
2023
Q2 		$244K Buy
+2,546
New +$251K 0.01% 419

Other funds holding SIGI

BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
AQR Capital Management
AQR Capital Management Greenwich, Connecticut $218B AUM 29.41% 1-Year Est. Return
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
Fidelity Investments
Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
First Trust Advisors
First Trust Advisors Wheaton, Illinois $140B AUM 27.84% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return
American Century Companies
American Century Companies Kansas City, Missouri $194B AUM 35% 1-Year Est. Return

Magnetar Financial's SIGI Position: Q1 2026 in Review

Magnetar Financial opened a new position in Selective Insurance (SIGI) in Q1 2026: 5,399 shares worth $407K. The stake represents ﹤0.01% of the portfolio and ranks #681 among its holdings. This is a return to the name: Magnetar Financial previously reported a position in SIGI as recently as Q2 2023.

Magnetar Financial first reported a position in SIGI in Q2 2023 and has held it in 2 quarters since. 371 funds tracked by Wall St. Rank hold SIGI as of Q1 2026.

  • Magnetar Financial held 5,399 shares of Selective Insurance worth $407K as of Q1 2026.
  • Selective Insurance was a new Magnetar Financial position in Q1 2026.
  • Selective Insurance made up ﹤0.01% of Magnetar Financial's portfolio in Q1 2026, its #681 holding.
  • Magnetar Financial first reported a position in Selective Insurance in Q2 2023 and has held it in 2 quarters since.
  • 371 funds tracked by Wall St. Rank held Selective Insurance as of Q1 2026.

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