State of Wisconsin Investment Board
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State of Wisconsin Investment Board’s Solid Biosciences SLDB Stock Holding History

State of Wisconsin Investment Board’s Portfolio SLDB Stock Details SLDB Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$328K Buy
45,607
+15,600
+52% +$100K ﹤0.01% 2183
2025
Q4 		$169K Sell
30,007
-16,991
-36% -$92.1K ﹤0.01% 2287
2025
Q3 		$290K Buy
+46,998
New +$275K ﹤0.01% 2126
2021
Q4 		– Sell
-2,640
Closed -$95K – 2204
2021
Q3 		$95K Sell
2,640
-2,627
-50% -$112K ﹤0.01% 2106
2021
Q2 		$289K Buy
5,267
+1,947
+59% +$129K ﹤0.01% 1955
2021
Q1 		$275K Buy
+3,320
New +$367K ﹤0.01% 1940
2020
Q1 		– Sell
-1,987
Closed -$133K – 1728
2019
Q4 		$133K Hold
1,987
– – ﹤0.01% 1596
2019
Q3 		$308K Sell
1,987
-1,493
-43% -$169K ﹤0.01% 1443
2019
Q2 		$300K Buy
3,480
+73
+2% +$7.96K ﹤0.01% 1443
2019
Q1 		$470K Buy
3,407
+2,560
+302% +$641K ﹤0.01% 1359
2018
Q4 		$340K Buy
847
+214
+34% +$101K ﹤0.01% 1400
2018
Q3 		$448K Buy
+633
New +$398K ﹤0.01% 1421

Other funds holding SLDB

PA
Perceptive Advisors New York $5.12B AUM 314.02% 1-Year Est. Return
BCLSI
Bain Capital Life Sciences Investors Boston, Massachusetts $1.11B AUM 171.34% 1-Year Est. Return
RCM
RA Capital Management Boston, Massachusetts $9.44B AUM 157.3% 1-Year Est. Return
SL
Siren LLC Greenwich, Connecticut $3.61B AUM 203.3% 1-Year Est. Return
VPC
Vestal Point Capital New York $3.58B AUM 189.12% 1-Year Est. Return
BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
Janus Henderson Group
Janus Henderson Group London, United Kingdom $209B AUM 37.72% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return
DTC
Deep Track Capital Greenwich, Connecticut $6.12B AUM 144% 1-Year Est. Return
AC
Armistice Capital New York $5.62B AUM 36.06% 1-Year Est. Return

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

State of Wisconsin Investment Board increased its Solid Biosciences (SLDB) stake by 52% in Q1 2026, buying an estimated $100K and bringing the position to 45,607 shares worth $328K. The position accounts for ﹤0.01% of the portfolio, ranked #2183.

State of Wisconsin Investment Board first reported a position in SLDB in Q3 2018 and has held it in 12 quarters since. The position peaked at $470K in Q1 2019. 150 funds tracked by Wall St. Rank hold SLDB as of Q1 2026.

  • State of Wisconsin Investment Board held 45,607 shares of Solid Biosciences worth $328K as of Q1 2026.
  • State of Wisconsin Investment Board bought 15,600 Solid Biosciences shares in Q1 2026, an estimated $100K.
  • Solid Biosciences made up ﹤0.01% of State of Wisconsin Investment Board's portfolio in Q1 2026, its #2183 holding.
  • State of Wisconsin Investment Board first reported a position in Solid Biosciences in Q3 2018 and has held it in 12 quarters since.
  • State of Wisconsin Investment Board's Solid Biosciences position peaked at $470K in Q1 2019.
  • 150 funds tracked by Wall St. Rank held Solid Biosciences as of Q1 2026.

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