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Rossby Financial’s PTC Therapeutics PTCT Stock Holding History

Rossby Financial’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
2026
Q2 		$1.22K Sell
15
-6
-29% -$433 ﹤0.01% 1860
2026
Q1 		$1.44K Buy
+21
New +$1.49K ﹤0.01% 1907

Other funds holding PTCT

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
RI
RTW Investments New York $11.7B AUM 174.13% 1-Year Est. Return
JT
Jupiter Topco New York $245B AUM
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
Wellington Management Group
Wellington Management Group Boston, Massachusetts $580B AUM 38.23% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
Toronto Dominion Bank
Toronto Dominion Bank Toronto, Ontario, Ontario, Canada $86.4B AUM 59.51% 1-Year Est. Return
Westfield Capital Management
Westfield Capital Management Boston, Massachusetts $30.6B AUM 61.81% 1-Year Est. Return

Rossby Financial's PTCT Position: Q2 2026 in Review

Rossby Financial reduced its PTC Therapeutics (PTCT) stake by 29% in Q2 2026, selling an estimated $433 and leaving 15 shares worth $1.22K. The position accounts for ﹤0.01% of the portfolio, ranked #1860.

Rossby Financial first reported a position in PTCT in Q1 2026 and has held it in 2 quarters since. The position peaked at $1.44K in Q1 2026. 382 funds tracked by Wall St. Rank hold PTCT as of Q2 2026.

  • Rossby Financial held 15 shares of PTC Therapeutics worth $1.22K as of Q2 2026.
  • Rossby Financial sold 6 PTC Therapeutics shares in Q2 2026, an estimated $433.
  • PTC Therapeutics made up ﹤0.01% of Rossby Financial's portfolio in Q2 2026, its #1860 holding.
  • Rossby Financial first reported a position in PTC Therapeutics in Q1 2026 and has held it in 2 quarters since.
  • Rossby Financial's PTC Therapeutics position peaked at $1.44K in Q1 2026.
  • 382 funds tracked by Wall St. Rank held PTC Therapeutics as of Q2 2026.

Based on Rossby Financial's 13F filing for Q2 2026, filed 4 Aug 2026.