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Woodline Partners’s PTC Therapeutics PTCT Stock Holding History

Woodline Partners’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
Q1 		$50.8M Buy
744,988
+173,435
+30% +$12.3M 0.19% 135
2025
Q4 		$43.4M Buy
571,553
+465,948
+441% +$33.9M 0.17% 162
2025
Q3 		$6.48M Buy
+105,605
New +$5.5M 0.03% 514
2025
Q1 		– Sell
-155,883
Closed -$7.04M – 1006
2024
Q4 		$7.04M Buy
+155,883
New +$6.67M 0.05% 417
2024
Q1 		– Sell
-226,942
Closed -$6.25M – 617
2023
Q4 		$6.25M Buy
+226,942
New +$5.19M 0.07% 290
2023
Q2 		– Sell
-421,393
Closed -$20.4M – 728
2023
Q1 		$20.4M Buy
421,393
+309,192
+276% +$14.1M 0.28% 100
2022
Q4 		$4.28M Sell
112,201
-668,336
-86% -$27.8M 0.06% 342
2022
Q3 		$39.2M Buy
780,537
+535,277
+218% +$26.2M 0.55% 33
2022
Q2 		$9.82M Buy
245,260
+36,767
+18% +$1.29M 0.15% 180
2022
Q1 		$7.78M Sell
208,493
-327,451
-61% -$12.6M 0.13% 199
2021
Q4 		$21.3M Sell
535,944
-23,850
-4% -$913K 0.31% 85
2021
Q3 		$20.8M Buy
559,794
+216,343
+63% +$8.89M 0.34% 80
2021
Q2 		$14.5M Buy
343,451
+81,917
+31% +$3.51M 0.27% 99
2021
Q1 		$12.4M Buy
261,534
+141,063
+117% +$8.38M 0.27% 98
2020
Q4 		$7.35M Sell
120,471
-172,139
-59% -$10.1M 0.2% 134
2020
Q3 		$13.7M Buy
292,610
+110,900
+61% +$5.46M 0.45% 66
2020
Q2 		$9.22M Sell
181,710
-53,576
-23% -$2.63M 0.37% 77
2020
Q1 		$10.5M Sell
235,286
-81,940
-26% -$4.13M 0.75% 43
2019
Q4 		$15.2M Buy
+317,226
New +$13.5M 0.62% 54

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

Woodline Partners's PTCT Position: Q1 2026 in Review

Woodline Partners increased its PTC Therapeutics (PTCT) stake by 30% in Q1 2026, buying an estimated $12.3M and bringing the position to 744,988 shares worth $50.8M. The position accounts for 0.19% of the portfolio, ranked #135.

Woodline Partners first reported a position in PTCT in Q4 2019 and has held it in 19 quarters since. 349 funds tracked by Wall St. Rank hold PTCT as of Q1 2026.

  • Woodline Partners held 744,988 shares of PTC Therapeutics worth $50.8M as of Q1 2026.
  • Woodline Partners bought 173,435 PTC Therapeutics shares in Q1 2026, an estimated $12.3M.
  • PTC Therapeutics made up 0.19% of Woodline Partners's portfolio in Q1 2026, its #135 holding.
  • Woodline Partners first reported a position in PTC Therapeutics in Q4 2019 and has held it in 19 quarters since.
  • 349 funds tracked by Wall St. Rank held PTC Therapeutics as of Q1 2026.

Based on Woodline Partners's 13F filing for Q1 2026, filed 15 May 2026.