Two Sigma Investments
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Two Sigma Investments’s PTC Therapeutics PTCT Stock Holding History

Two Sigma Investments’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
Q2 		– Sell
-4,900
Closed -$219K – 3418
2020
Q1 		$219K Buy
+4,900
New +$247K ﹤0.01% 2590

Other funds holding PTCT

BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
RI
RTW Investments New York $10B AUM 135.35% 1-Year Est. Return
Janus Henderson Group
Janus Henderson Group London, United Kingdom $209B AUM 37.72% 1-Year Est. Return
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
Wellington Management Group
Wellington Management Group Boston, Massachusetts $535B AUM 26.23% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
Toronto Dominion Bank
Toronto Dominion Bank Toronto, Ontario, Ontario, Canada $69.7B AUM 40.86% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
AC
Armistice Capital New York $5.62B AUM 36.06% 1-Year Est. Return

Two Sigma Investments's PTCT Position: Q1 2026 in Review

Two Sigma Investments increased its PTC Therapeutics (PTCT) stake by 12% in Q1 2026, buying an estimated $198K and bringing the position to 27,110 shares worth $1.85M. The position accounts for ﹤0.01% of the portfolio, ranked #2812.

Two Sigma Investments first reported a position in PTCT in Q1 2015 and has held it in 25 quarters since. The position peaked at $17.8M in Q1 2018. 351 funds tracked by Wall St. Rank hold PTCT as of Q1 2026.

  • Two Sigma Investments held 27,110 shares of PTC Therapeutics worth $1.85M as of Q1 2026.
  • Two Sigma Investments bought 2,800 PTC Therapeutics shares in Q1 2026, an estimated $198K.
  • PTC Therapeutics made up ﹤0.01% of Two Sigma Investments's portfolio in Q1 2026, its #2812 holding.
  • Two Sigma Investments first reported a position in PTC Therapeutics in Q1 2015 and has held it in 25 quarters since.
  • Two Sigma Investments's PTC Therapeutics position peaked at $17.8M in Q1 2018.
  • 351 funds tracked by Wall St. Rank held PTC Therapeutics as of Q1 2026.

Based on Two Sigma Investments's 13F filing for Q1 2026, filed 15 May 2026.