State of Wisconsin Investment Board
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State of Wisconsin Investment Board’s Perimeter Solutions PRM Stock Holding History

State of Wisconsin Investment Board’s Portfolio PRM Stock Details PRM Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$1.46M Buy
59,782
+17,669
+42% +$451K ﹤0.01% 1529
2025
Q4 		$1.16M Buy
42,113
+13,986
+50% +$353K ﹤0.01% 1615
2025
Q3 		$630K Buy
28,127
+14,282
+103% +$271K ﹤0.01% 1776
2025
Q2 		$193K Sell
13,845
-956
-6% -$11K ﹤0.01% 2200
2025
Q1 		$149K Buy
14,801
+2,150
+17% +$24.1K ﹤0.01% 2137
2024
Q4 		$162K Sell
12,651
-23,828
-65% -$311K ﹤0.01% 2157
2024
Q3 		$491K Buy
36,479
+24,534
+205% +$254K ﹤0.01% 1876
2024
Q2 		$93.5K Buy
11,945
+542
+5% +$4.05K ﹤0.01% 2225
2024
Q1 		$84.6K Sell
11,403
-109,818
-91% -$591K ﹤0.01% 2144
2023
Q4 		$558K Buy
121,221
+52,759
+77% +$203K ﹤0.01% 1670
2023
Q3 		$311K Sell
68,462
-154,335
-69% -$860K ﹤0.01% 2039
2023
Q2 		$1.37M Sell
222,797
-6,539
-3% -$43.8K ﹤0.01% 1388
2023
Q1 		$1.85M Sell
229,336
-28,514
-11% -$246K 0.01% 1329
2022
Q4 		$2.36M Buy
257,850
+45,890
+22% +$404K 0.01% 1272
2022
Q3 		$1.7M Buy
211,960
+174,640
+468% +$1.8M 0.01% 1380
2022
Q2 		$405K Buy
+37,320
New +$398K ﹤0.01% 2183

Other funds holding PRM

WPL
WINDACRE PARTNERSHIP LLC Houston, Texas $9.34B AUM 17.41% 1-Year Est. Return
Principal Financial Group
Principal Financial Group Des Moines, Iowa $187B AUM 18.48% 1-Year Est. Return
BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return
Janus Henderson Group
Janus Henderson Group London, United Kingdom $209B AUM 37.72% 1-Year Est. Return
DDC
DF Dent & Co Baltimore, Maryland $5.22B AUM 2.07% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return

State of Wisconsin Investment Board's PRM Position: Q1 2026 in Review

State of Wisconsin Investment Board increased its Perimeter Solutions (PRM) stake by 42% in Q1 2026, buying an estimated $451K and bringing the position to 59,782 shares worth $1.46M. The position accounts for ﹤0.01% of the portfolio, ranked #1529.

State of Wisconsin Investment Board first reported a position in PRM in Q2 2022 and has held it in 16 quarters since. The position peaked at $2.36M in Q4 2022. 292 funds tracked by Wall St. Rank hold PRM as of Q1 2026.

  • State of Wisconsin Investment Board held 59,782 shares of Perimeter Solutions worth $1.46M as of Q1 2026.
  • State of Wisconsin Investment Board bought 17,669 Perimeter Solutions shares in Q1 2026, an estimated $451K.
  • Perimeter Solutions made up ﹤0.01% of State of Wisconsin Investment Board's portfolio in Q1 2026, its #1529 holding.
  • State of Wisconsin Investment Board first reported a position in Perimeter Solutions in Q2 2022 and has held it in 16 quarters since.
  • State of Wisconsin Investment Board's Perimeter Solutions position peaked at $2.36M in Q4 2022.
  • 292 funds tracked by Wall St. Rank held Perimeter Solutions as of Q1 2026.

Based on State of Wisconsin Investment Board's 13F filing for Q1 2026, filed 15 May 2026.