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CSS LLC’s PTC Therapeutics PTCT Stock Holding History

CSS LLC’s Portfolio PTCT Stock Details PTCT Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2020
Q1 		– Sell
-15,400
Closed -$739K – 732
2019
Q4 		$739K Buy
+15,400
New +$654K 0.04% 296
2019
Q2 		– Sell
-4,000
Closed -$151K – 860
2019
Q1 		$151K Sell
4,000
-7,500
-65% -$252K 0.01% 449
2018
Q4 		$395K Buy
+11,500
New +$413K 0.03% 316

Other funds holding PTCT

Vanguard Group
Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return
RI
RTW Investments New York $10B AUM 135.35% 1-Year Est. Return
BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
AC
Armistice Capital New York $5.62B AUM 36.06% 1-Year Est. Return
Wellington Management Group
Wellington Management Group Boston, Massachusetts $535B AUM 26.23% 1-Year Est. Return
Janus Henderson Group
Janus Henderson Group London, United Kingdom $209B AUM 37.72% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
Toronto Dominion Bank
Toronto Dominion Bank Toronto, Ontario, Ontario, Canada $69.7B AUM 40.86% 1-Year Est. Return
D.E. Shaw & Co
D.E. Shaw & Co New York $166B AUM 43.98% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return

CSS LLC's PTCT Position: Q2 2025 in Review

CSS LLC sold out of PTC Therapeutics (PTCT) in Q2 2025, closing a stake of 17,857 shares — an estimated $910K sold.

CSS LLC first reported a position in PTCT in Q4 2019 and held it in 3 quarters. The position peaked at $910K in Q1 2025. 284 funds tracked by Wall St. Rank hold PTCT as of Q2 2025.

  • CSS LLC reported no remaining PTC Therapeutics position as of Q2 2025 after selling out during the quarter.
  • CSS LLC sold 17,857 PTC Therapeutics shares in Q2 2025, an estimated $910K.
  • CSS LLC first reported a position in PTC Therapeutics in Q4 2019 and held it in 3 quarters.
  • CSS LLC's PTC Therapeutics position peaked at $910K in Q1 2025.
  • 284 funds tracked by Wall St. Rank held PTC Therapeutics as of Q2 2025.

Based on CSS LLC's 13F filing for Q2 2025, filed 14 Aug 2025.