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Magnetar Financial’s Simply Good Foods SMPL Stock Holding History

Magnetar Financial’s Portfolio SMPL Stock Details SMPL Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2025
Q4 		– Sell
-141,076
Closed -$3.5M – 1192
2025
Q3 		$3.5M Buy
141,076
+80,795
+134% +$2.39M 0.02% 288
2025
Q2 		$1.9M Buy
+60,281
New +$2.1M 0.01% 353
2024
Q3 		– Sell
-6,214
Closed -$225K – 676
2024
Q2 		$225K Buy
+6,214
New +$222K ﹤0.01% 442
2020
Q1 		– Sell
-11,724
Closed -$335K – 625
2019
Q4 		$335K Buy
+11,724
New +$309K 0.01% 421
2018
Q1 		– Sell
-14,578
Closed -$208K – 778
2017
Q4 		$208K Buy
+14,578
New +$183K ﹤0.01% 616

Other funds holding SMPL

BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
Vanguard Group
Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
BTW
Boston Trust Walden Boston, Massachusetts $12.2B AUM 12.45% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
William Blair Investment Management
William Blair Investment Management Chicago, Illinois $30.3B AUM 33.75% 1-Year Est. Return
Morgan Stanley
Morgan Stanley New York $1.66T AUM 25.57% 1-Year Est. Return
Fuller & Thaler Asset Management
Fuller & Thaler Asset Management San Mateo, California $29.7B AUM 43.33% 1-Year Est. Return

Magnetar Financial's SMPL Position: Q4 2025 in Review

Magnetar Financial sold out of Simply Good Foods (SMPL) in Q4 2025, closing a stake of 141,076 shares — an estimated $3.5M sold.

Magnetar Financial first reported a position in SMPL in Q4 2017 and held it in 5 quarters. The position peaked at $3.5M in Q3 2025. 266 funds tracked by Wall St. Rank hold SMPL as of Q4 2025.

  • Magnetar Financial reported no remaining Simply Good Foods position as of Q4 2025 after selling out during the quarter.
  • Magnetar Financial sold 141,076 Simply Good Foods shares in Q4 2025, an estimated $3.5M.
  • Magnetar Financial first reported a position in Simply Good Foods in Q4 2017 and held it in 5 quarters.
  • Magnetar Financial's Simply Good Foods position peaked at $3.5M in Q3 2025.
  • 266 funds tracked by Wall St. Rank held Simply Good Foods as of Q4 2025.

Based on Magnetar Financial's 13F filing for Q4 2025, filed 17 Feb 2026.