Ken Fisher’s PTC Therapeutics PTCT Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake
Trade Value Portfolio Weight Portfolio Position
2026
Q1
$3.04M Buy
+44,558
New +$3.16M ﹤0.01% 517
2024
Q1
Sell
-95,778
Closed -$2.64M 1037
2023
Q4
$2.64M Sell
95,778
-6,359
-6% -$145K ﹤0.01% 558
2023
Q3
$2.29M Sell
102,137
-51,165
-33% -$1.9M ﹤0.01% 609
2023
Q2
$6.23M Sell
153,302
-3,818
-2% -$187K ﹤0.01% 517
2023
Q1
$7.61M Sell
157,120
-43,757
-22% -$2M ﹤0.01% 489
2022
Q4
$7.67M Sell
200,877
-3,511
-2% -$146K 0.01% 486
2022
Q3
$10.3M Sell
204,388
-22,909
-10% -$1.12M 0.01% 397
2022
Q2
$9.11M Buy
227,297
+12,323
+6% +$432K 0.01% 365
2022
Q1
$8.02M Buy
214,974
+11,000
+5% +$424K ﹤0.01% 399
2021
Q4
$8.12M Buy
203,974
+27,818
+16% +$1.06M ﹤0.01% 410
2021
Q3
$6.55M Buy
176,156
+15,671
+10% +$644K ﹤0.01% 398
2021
Q2
$6.78M Buy
160,485
+4,097
+3% +$176K ﹤0.01% 398
2021
Q1
$7.41M Buy
156,388
+6,282
+4% +$373K 0.01% 392
2020
Q4
$9.16M Sell
150,106
-14,142
-9% -$833K 0.01% 365
2020
Q3
$7.68M Sell
164,248
-19,567
-11% -$963K 0.01% 356
2020
Q2
$9.33M Sell
183,815
-6,671
-4% -$328K 0.01% 339
2020
Q1
$8.5M Sell
190,486
-35,324
-16% -$1.78M 0.01% 316
2019
Q4
$10.8M Sell
225,810
-41,813
-16% -$1.78M 0.01% 337
2019
Q3
$9.05M Sell
267,623
-105
-0% -$4.57K 0.01% 373
2019
Q2
$12M Buy
267,728
+135,289
+102% +$5.34M 0.01% 345
2019
Q1
$4.99M Hold
132,439
0.01% 415
2018
Q4
$4.54M Sell
132,439
-1,357
-1% -$48.8K 0.01% 423
2018
Q3
$6.29M Sell
133,796
-15,104
-10% -$625K 0.01% 396
2018
Q2
$5.02M Sell
148,900
-8,935
-6% -$279K 0.01% 432
2018
Q1
$4.27M Sell
157,835
-7,823
-5% -$198K 0.01% 446
2017
Q4
$2.76M Sell
165,658
-7,387
-4% -$125K ﹤0.01% 494
2017
Q3
$3.46M Buy
173,045
+83,403
+93% +$1.63M ﹤0.01% 440
2017
Q2
$1.64M Hold
89,642
﹤0.01% 497
2017
Q1
$882K Buy
89,642
+1,800
+2% +$21.8K ﹤0.01% 515
2016
Q4
$958K Sell
87,842
-1,800
-2% -$18.9K ﹤0.01% 512
2016
Q3
$1.26M Hold
89,642
﹤0.01% 503
2016
Q2
$670K Buy
89,642
+3,942
+5% +$28.9K ﹤0.01% 538
2016
Q1
$764K Buy
+85,700
New +$1.49M ﹤0.01% 535

Other funds holding PTCT

Ken Fisher's PTCT Position: Q1 2026 in Review

Ken Fisher opened a new position in PTC Therapeutics (PTCT) in Q1 2026: 44,558 shares worth $3.04M. The stake represents ﹤0.01% of the portfolio and ranks #517 among its holdings. This is a return to the name: Ken Fisher previously reported a position in PTCT as recently as Q4 2023.

Ken Fisher first reported a position in PTCT in Q1 2016 and has held it in 33 quarters since. The position peaked at $12M in Q2 2019. 350 funds tracked by Wall St. Rank hold PTCT as of Q1 2026.

  • Ken Fisher held 44,558 shares of PTC Therapeutics worth $3.04M as of Q1 2026.
  • PTC Therapeutics was a new Ken Fisher position in Q1 2026.
  • PTC Therapeutics made up ﹤0.01% of Ken Fisher's portfolio in Q1 2026, its #517 holding.
  • Ken Fisher first reported a position in PTC Therapeutics in Q1 2016 and has held it in 33 quarters since.
  • Ken Fisher's PTC Therapeutics position peaked at $12M in Q2 2019.
  • 350 funds tracked by Wall St. Rank held PTC Therapeutics as of Q1 2026.

Based on Fisher Asset Management's 13F filing for Q1 2026, filed 5 May 2026.