MF
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Magnetar Financial’s Janus International JBI Stock Holding History

Magnetar Financial’s Portfolio JBI Stock Details JBI Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$282K Buy
+50,867
New +$267K ﹤0.01% 810

Other funds holding JBI

Fidelity Investments
Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
JP Morgan Chase
JP Morgan Chase New York $1.81T AUM 41.13% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
CB
Cooke & Bieler Philadelphia, Pennsylvania $8.65B AUM 9.66% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 1-Year Est. Return
RRAM
River Road Asset Management Louisville, Kentucky $8.99B AUM 12.83% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
AF
Atlas FRM Greenwich, Connecticut $2.33B AUM 3.68% 1-Year Est. Return

Magnetar Financial's JBI Position: Q2 2026 in Review

Magnetar Financial opened a new position in Janus International (JBI) in Q2 2026: 50,867 shares worth $282K. The stake represents ﹤0.01% of the portfolio and ranks #810 among its holdings.

226 funds tracked by Wall St. Rank hold JBI as of Q2 2026.

  • Magnetar Financial held 50,867 shares of Janus International worth $282K as of Q2 2026.
  • Janus International was a new Magnetar Financial position in Q2 2026.
  • Janus International made up ﹤0.01% of Magnetar Financial's portfolio in Q2 2026, its #810 holding.
  • 226 funds tracked by Wall St. Rank held Janus International as of Q2 2026.

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