SAM
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Sectoral Asset Management’s PTC Therapeutics PTCT Stock Holding History

Quarter Market Value Status Shares Shares
Change %
Trade Value Portfolio Weight Portfolio Position
2025
Q2
$417K Buy
8,535
+185
+2% +$9.04K 0.28% 72
2025
Q1
$426K Buy
8,350
+2,550
+44% +$130K 0.33% 56
2024
Q4
$262K Sell
5,800
-1,800
-24% -$81.3K 0.17% 66
2024
Q3
$282K Buy
7,600
+3,300
+77% +$122K 0.17% 81
2024
Q2
$131K Buy
+4,300
New +$131K 0.05% 91
2023
Q4
Sell
-187,016
Closed -$4.19M 120
2023
Q3
$4.19M Sell
187,016
-44,680
-19% -$1M 0.82% 54
2023
Q2
$9.42M Buy
231,696
+5,130
+2% +$209K 1.57% 18
2023
Q1
$11M Sell
226,566
-925
-0.4% -$44.8K 2.11% 8
2022
Q4
$8.68M Sell
227,491
-11,400
-5% -$435K 1.68% 14
2022
Q3
$12M Sell
238,891
-1,017
-0.4% -$51.1K 2.36% 8
2022
Q2
$9.61M Sell
239,908
-24,483
-9% -$981K 1.94% 11
2022
Q1
$9.86M Buy
264,391
+2,100
+0.8% +$78.3K 1.75% 18
2021
Q4
$10.4M Buy
262,291
+10,000
+4% +$398K 1.57% 22
2021
Q3
$9.39M Sell
252,291
-80,000
-24% -$2.98M 0.78% 51
2021
Q2
$14M Sell
332,291
-172,637
-34% -$7.3M 1.14% 32
2021
Q1
$23.9M Sell
504,928
-99,050
-16% -$4.69M 1.81% 15
2020
Q4
$36.9M Sell
603,978
-65,600
-10% -$4M 2.6% 6
2020
Q3
$31.3M Buy
669,578
+148,911
+29% +$6.96M 2.69% 4
2020
Q2
$26.4M Buy
520,667
+221,823
+74% +$11.3M 2.43% 3
2020
Q1
$13.3M Sell
298,844
-29,894
-9% -$1.33M 2.56% 6
2019
Q4
$15.8M Sell
328,738
-48,500
-13% -$2.33M 2.36% 11
2019
Q3
$12.8M Sell
377,238
-73,400
-16% -$2.48M 2.2% 15
2019
Q2
$20.3M Sell
450,638
-12,499
-3% -$562K 2.42% 10
2019
Q1
$17.4M Buy
463,137
+229,601
+98% +$8.64M 2.1% 12
2018
Q4
$8.02M Buy
233,536
+29,299
+14% +$1.01M 1.09% 33
2018
Q3
$9.6M Buy
204,237
+68,353
+50% +$3.21M 1.02% 39
2018
Q2
$4.58M Sell
135,884
-302,050
-69% -$10.2M 0.51% 52
2018
Q1
$11.9M Buy
437,934
+65,300
+18% +$1.77M 1.3% 29
2017
Q4
$6.22M Buy
372,634
+202,099
+119% +$3.37M 0.78% 38
2017
Q3
$3.41M Buy
170,535
+109,800
+181% +$2.2M 0.44% 46
2017
Q2
$1.11M Sell
60,735
-290,400
-83% -$5.32M 0.12% 55
2017
Q1
$3.46M Buy
351,135
+228,000
+185% +$2.24M 0.4% 43
2016
Q4
$1.34M Sell
123,135
-656,863
-84% -$7.16M 0.15% 49
2016
Q3
$10.9M Buy
779,998
+131,022
+20% +$1.84M 1.07% 33
2016
Q2
$4.56M Sell
648,976
-1,966,265
-75% -$13.8M 0.47% 43
2016
Q1
$16.8M Buy
2,615,241
+1,028,983
+65% +$6.63M 0.81% 36
2015
Q4
$51.4M Buy
1,586,258
+895,894
+130% +$29M 2.19% 15
2015
Q3
$18.4M Buy
690,364
+75,622
+12% +$2.02M 0.84% 30
2015
Q2
$29.6M Sell
614,742
-138,399
-18% -$6.66M 1.23% 26
2015
Q1
$45.8M Sell
753,141
-381,989
-34% -$23.2M 1.74% 20
2014
Q4
$58.8M Sell
1,135,130
-187,268
-14% -$9.69M 2.64% 13
2014
Q3
$58.2M Sell
1,322,398
-228,876
-15% -$10.1M 2.45% 13
2014
Q2
$40.6M Buy
1,551,274
+603,372
+64% +$15.8M 1.72% 22
2014
Q1
$24.8M Buy
947,902
+890,383
+1,548% +$23.3M 1.02% 33
2013
Q4
$976K Hold
57,519
0.04% 54
2013
Q3
$1.23M Sell
57,519
-28,581
-33% -$613K 0.06% 53
2013
Q2
$1.29M Buy
+86,100
New +$1.29M 0.04% 55