Fidelity Investments
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Fidelity Investments’s Solid Biosciences SLDB Stock Holding History

Fidelity Investments’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
Q2 		$68.7M Buy
6,875,957
+3,269,553
+91% +$24.8M ﹤0.01% 1381
2026
Q1 		$26M Buy
3,606,404
+1,576,506
+78% +$10.1M ﹤0.01% 1688
2025
Q4 		$11.4M Sell
2,029,898
-884,229
-30% -$4.79M ﹤0.01% 1975
2025
Q3 		$18M Sell
2,914,127
-264,273
-8% -$1.55M ﹤0.01% 1785
2025
Q2 		$15.5M Sell
3,178,400
-339,488
-10% -$1.2M ﹤0.01% 1771
2025
Q1 		$13M Buy
3,517,888
+3,471,183
+7,432% +$14.9M ﹤0.01% 1825
2024
Q4 		$187K Buy
46,705
+2,944
+7% +$16.2K ﹤0.01% 3295
2024
Q3 		$305K Buy
+43,761
New +$355K ﹤0.01% 3049
2024
Q1 		– Sell
-6
Closed -$37 – 5680
2023
Q4 		$37 Sell
6
-294
-98% -$940 ﹤0.01% 5081
2023
Q3 		$756 Buy
300
+299
+29,900% +$1.16K ﹤0.01% 4678
2023
Q2 		$5 Sell
1
-299
-100% -$1.68K ﹤0.01% 5318
2023
Q1 		$1.42K Buy
+300
New +$1.8K ﹤0.01% 4697
2022
Q4 		– Sell
-153
Closed -$1K – 5567
2022
Q3 		$1K Sell
153
-637
-81% -$6.42K ﹤0.01% 4734
2022
Q2 		$7K Sell
790
-1,667
-68% -$17.3K ﹤0.01% 4227
2022
Q1 		$44K Sell
2,457
-19,296
-89% -$340K ﹤0.01% 3726
2021
Q4 		$571K Sell
21,753
-29,567
-58% -$904K ﹤0.01% 2773
2021
Q3 		$1.84M Sell
51,320
-11
-0% -$467 ﹤0.01% 2586
2021
Q2 		$2.82M Buy
51,331
+11
+0% +$727 ﹤0.01% 2476
2021
Q1 		$4.26M Buy
+51,320
New +$5.68M ﹤0.01% 2300
2019
Q4 		– Sell
-21,200
Closed -$3.29M – 4222
2019
Q3 		$3.29M Hold
21,200
– – ﹤0.01% 2152
2019
Q2 		$1.83M Hold
21,200
– – ﹤0.01% 2348
2019
Q1 		$2.93M Hold
21,200
– – ﹤0.01% 2216
2018
Q4 		$8.52M Hold
21,200
– – ﹤0.01% 1855
2018
Q3 		$15M Buy
21,200
+17,157
+424% +$10.8M ﹤0.01% 1807
2018
Q2 		$2.16M Buy
+4,043
New +$1.24M ﹤0.01% 2324

Other funds holding SLDB

RCM
RA Capital Management Boston, Massachusetts $11.5B AUM 168.77% 1-Year Est. Return
PA
Perceptive Advisors New York $6.66B AUM 360.84% 1-Year Est. Return
BCLSI
Bain Capital Life Sciences Investors Boston, Massachusetts $1.68B AUM 126.09% 1-Year Est. Return
SL
Siren LLC Greenwich, Connecticut $4.94B AUM 244.43% 1-Year Est. Return
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
AC
Armistice Capital New York $8.17B AUM 68.82% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
JT
Jupiter Topco New York $245B AUM
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
RI
RTW Investments New York $11.7B AUM 174.13% 1-Year Est. Return

Fidelity Investments's SLDB Position: Q2 2026 in Review

Fidelity Investments increased its Solid Biosciences (SLDB) stake by 91% in Q2 2026, buying an estimated $24.8M and bringing the position to 6,875,957 shares worth $68.7M. The position accounts for ﹤0.01% of the portfolio, ranked #1381.

Fidelity Investments first reported a position in SLDB in Q2 2018 and has held it in 25 quarters since. 157 funds tracked by Wall St. Rank hold SLDB as of Q2 2026.

  • Fidelity Investments held 6,875,957 shares of Solid Biosciences worth $68.7M as of Q2 2026.
  • Fidelity Investments bought 3,269,553 Solid Biosciences shares in Q2 2026, an estimated $24.8M.
  • Solid Biosciences made up ﹤0.01% of Fidelity Investments's portfolio in Q2 2026, its #1381 holding.
  • Fidelity Investments first reported a position in Solid Biosciences in Q2 2018 and has held it in 25 quarters since.
  • 157 funds tracked by Wall St. Rank held Solid Biosciences as of Q2 2026.

Based on Fidelity Investments's 13F filing for Q2 2026, filed 13 Aug 2026.