MF
SSD icon

Magnetar Financial’s Simpson Manufacturing SSD Stock Holding History

Magnetar Financial’s Portfolio SSD Stock Details SSD Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		– Sell
-3,640
Closed -$588K – 1382
2025
Q4 		$588K Sell
3,640
-16,036
-82% -$2.71M 0.01% 533
2025
Q3 		$3.29M Buy
+19,676
New +$3.52M 0.02% 295
2022
Q2 		– Sell
-12,521
Closed -$1.36M – 1817
2022
Q1 		$1.36M Buy
+12,521
New +$1.48M 0.01% 741
2017
Q2 		– Sell
-6,185
Closed -$267K – 946
2017
Q1 		$267K Buy
+6,185
New +$268K ﹤0.01% 604

Other funds holding SSD

BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
Kayne Anderson Rudnick Investment Management
Kayne Anderson Rudnick Investment Management Los Angeles, California $34B AUM 6.31% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
VH
ValueAct Holdings San Francisco, California $5.71B AUM 7.41% 1-Year Est. Return
Morgan Stanley
Morgan Stanley New York $1.66T AUM 25.57% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
BAAM
Baker Avenue Asset Management San Francisco, California $4.43B AUM 26.6% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return

Magnetar Financial's SSD Position: Q1 2026 in Review

Magnetar Financial sold out of Simpson Manufacturing (SSD) in Q1 2026, closing a stake of 3,640 shares — an estimated $588K sold.

Magnetar Financial first reported a position in SSD in Q1 2017 and held it in 4 quarters. The position peaked at $3.29M in Q3 2025. 460 funds tracked by Wall St. Rank hold SSD as of Q1 2026.

  • Magnetar Financial reported no remaining Simpson Manufacturing position as of Q1 2026 after selling out during the quarter.
  • Magnetar Financial sold 3,640 Simpson Manufacturing shares in Q1 2026, an estimated $588K.
  • Magnetar Financial first reported a position in Simpson Manufacturing in Q1 2017 and held it in 4 quarters.
  • Magnetar Financial's Simpson Manufacturing position peaked at $3.29M in Q3 2025.
  • 460 funds tracked by Wall St. Rank held Simpson Manufacturing as of Q1 2026.

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