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HRT Financial’s Solid Biosciences SLDB Stock Holding History

HRT Financial’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 		$625K Buy
86,905
+71,986
+483% +$463K ﹤0.01% 2355
2025
Q4 		$84K Sell
14,919
-141,903
-90% -$769K ﹤0.01% 2808
2025
Q3 		$967K Buy
+156,822
New +$917K ﹤0.01% 1534
2025
Q2 		– Sell
-15,051
Closed -$55K – 3441
2025
Q1 		$55K Buy
+15,051
New +$64.4K ﹤0.01% 2232
2021
Q2 		– Sell
-864
Closed -$71K – 3464
2021
Q1 		$71K Buy
+864
New +$95.6K ﹤0.01% 2499

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

HRT Financial's SLDB Position: Q1 2026 in Review

HRT Financial increased its Solid Biosciences (SLDB) stake by 483% in Q1 2026, buying an estimated $463K and bringing the position to 86,905 shares worth $625K. The position accounts for ﹤0.01% of the portfolio, ranked #2355.

HRT Financial first reported a position in SLDB in Q1 2021 and has held it in 5 quarters since. The position peaked at $967K in Q3 2025. 150 funds tracked by Wall St. Rank hold SLDB as of Q1 2026.

  • HRT Financial held 86,905 shares of Solid Biosciences worth $625K as of Q1 2026.
  • HRT Financial bought 71,986 Solid Biosciences shares in Q1 2026, an estimated $463K.
  • Solid Biosciences made up ﹤0.01% of HRT Financial's portfolio in Q1 2026, its #2355 holding.
  • HRT Financial first reported a position in Solid Biosciences in Q1 2021 and has held it in 5 quarters since.
  • HRT Financial's Solid Biosciences position peaked at $967K in Q3 2025.
  • 150 funds tracked by Wall St. Rank held Solid Biosciences as of Q1 2026.

Based on HRT Financial's 13F filing for Q1 2026, filed 14 May 2026.