XTX Topco’s PTC Therapeutics PTCT Stock Holding History

XTX Topco’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	$6.68M	Buy	81,923 +66,251	+423%	+$4.78M	0.09%	255
2026 Q1	$1.07M	Buy	+15,672	New	+$1.11M	0.02%	1358
2025 Q4	–	Sell	-7,410	Closed	-$455K	–	3694
2025 Q3	$455K	Buy	+7,410	New	+$386K	0.02%	1144
2025 Q2	–	Sell	-35,987	Closed	-$1.83M	–	3008
2025 Q1	$1.83M	Buy	35,987 +22,764	+172%	+$1.14M	0.09%	285
2024 Q4	$597K	Buy	+13,223	New	+$566K	0.05%	620
2024 Q3	–	Sell	-30,971	Closed	-$947K	–	2497
2024 Q2	$947K	Buy	+30,971	New	+$1M	0.08%	378
2023 Q4	–	Sell	-16,489	Closed	-$370K	–	2020
2023 Q3	$370K	Buy	+16,489	New	+$613K	0.06%	587
2021 Q3	–	Sell	-4,853	Closed	-$205K	–	992
2021 Q2	$205K	Sell	4,853 -1,940	-29%	-$83.1K	0.07%	552
2021 Q1	$322K	Buy	+6,793	New	+$403K	0.16%	244

Other funds holding PTCT

BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return

RTW Investments New York $11.7B AUM 174.13% 1-Year Est. Return

Jupiter Topco New York $245B AUM

Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM

State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return

Wellington Management Group Boston, Massachusetts $580B AUM 38.23% 1-Year Est. Return

Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return

Toronto Dominion Bank Toronto, Ontario, Ontario, Canada $86.4B AUM 59.51% 1-Year Est. Return

Westfield Capital Management Boston, Massachusetts $30.6B AUM 61.81% 1-Year Est. Return

XTX Topco's PTCT Position: Q2 2026 in Review

XTX Topco increased its PTC Therapeutics (PTCT) stake by 423% in Q2 2026, buying an estimated $4.78M and bringing the position to 81,923 shares worth $6.68M. The position accounts for 0.09% of the portfolio, ranked #255.

XTX Topco first reported a position in PTCT in Q1 2021 and has held it in 9 quarters since. 382 funds tracked by Wall St. Rank hold PTCT as of Q2 2026.

XTX Topco held 81,923 shares of PTC Therapeutics worth $6.68M as of Q2 2026.
XTX Topco bought 66,251 PTC Therapeutics shares in Q2 2026, an estimated $4.78M.
PTC Therapeutics made up 0.09% of XTX Topco's portfolio in Q2 2026, its #255 holding.
XTX Topco first reported a position in PTC Therapeutics in Q1 2021 and has held it in 9 quarters since.
382 funds tracked by Wall St. Rank held PTC Therapeutics as of Q2 2026.

Based on XTX Topco's 13F filing for Q2 2026, filed 14 Aug 2026.