PTC THERAPEUTICS INC. (PTCT) - 13D/13G Filings

Real time Form 13D and 13G transaction reports:

  • Schedule 13D must be filed within ten days after a person or an organization acquires beneficial ownership of more than 5% of a voting class of a company's equity securities.
  • Due to inconsistent filing format, it is highly recommended that you read the orignal filing form.
  • Shares have beem adjusted for stock split.
"Insiders might sell their shares for any number of reasons, but they buy them for only one: they think the price will rise"
- Peter Lynch
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Reported
DateTime
Transaction
Date
TypeCompany
Symbol
Filed By
Symbol
Shares Owned
% Owned
Shares Vs. Prev ReportView
2026-02-17
12:42 pm
Purchase
2025-12-3113GPTC Therapeutics, Inc.
PTCT
JANUS HENDERSON GROUP PLC
JHG
4,851,332
6.000%
2,824,190increase
(+139.32%)
Filing
History
2026-02-13
1:02 pm
Purchase
2025-12-3113GPTC Therapeutics, Inc.
PTCT
TORONTO DOMINION BANK4,138,215
5.200%
4,138,215increase
(New Position)
Filing
History
2026-02-10
11:21 am
Sale
2025-12-3113GPTC Therapeutics, Inc.
PTCT
WELLINGTON MANAGEMENT GROUP LLP3,867,380
4.800%
-919,743decrease
(-19.21%)
Filing
History
2026-02-09
07:59 am
Purchase
2025-12-3113GPTC Therapeutics, Inc.
PTCT
STATE STREET CORP
STT
4,206,126
5.200%
1,307,086increase
(+45.09%)
Filing
History
2025-12-04
2:24 pm
Purchase
2025-11-3013GPTC Therapeutics, Inc.
PTCT
BlackRock Inc.
BLK
11,904,696
14.800%
5,630,312increase
(+89.73%)
Filing
History
2025-11-14
6:20 pm
Sale
2025-09-3013GKura Oncology, Inc.
KURA
Armistice Capital, LLC3,277,272
4.080%
-1,458,192decrease
(-30.79%)
Filing
History
2025-10-30
3:49 pm
Sale
2025-09-3013GPTC Therapeutics, Inc.
PTCT
The Vanguard Group8,288,999
10.430%
-511,844decrease
(-5.82%)
Filing
History
2025-08-14
9:42 pm
Purchase
2025-06-3013GKura Oncology, Inc.
KURA
Armistice Capital, LLC4,735,464
5.960%
4,735,464increase
(New Position)
Filing
History
2025-05-15
3:46 pm
Sale
2025-03-3113GPTC Therapeutics, Inc.
PTCT
Armistice Capital, LLC5,434,843
6.860%
-943,157decrease
(-14.79%)
Filing
History
2025-04-17
09:35 am
Sale
2025-03-3113GPTC Therapeutics, Inc.
PTCT
BlackRock Inc.
BLK
6,274,384
8.000%
-1,394,487decrease
(-18.18%)
Filing
History
2025-02-14
5:18 pm
Sale
2024-12-3113GPTC Therapeutics, Inc.
PTCT
Armistice Capital, LLC6,378,000
8.270%
-856,898decrease
(-11.84%)
Filing
History
2025-02-14
08:35 am
Sale
2024-12-3113GPTC Therapeutics, Inc.
PTCT
Camber Capital Management LP3,200,000
4.150%
-800,000decrease
(-20.00%)
Filing
History
2025-02-10
10:25 am
Sale
2024-12-3113GPTC Therapeutics, Inc.
PTCT
WELLINGTON MANAGEMENT GROUP LLP4,787,123
6.200%
-3,105,676decrease
(-39.35%)
Filing
History
2024-11-14
5:22 pm
Purchase
2024-09-3013GPTC Therapeutics, Inc.
PTCT
Armistice Capital, LLC7,234,898
9.400%
370,898increase
(+5.40%)
Filing
History
2024-11-08
10:52 am
Sale
2024-09-3013GPTC Therapeutics, Inc.
PTCT
WELLINGTON MANAGEMENT GROUP LLP7,892,799
10.260%
-1,923,804decrease
(-19.60%)
Filing
History
2024-10-18
10:57 am
Sale
2024-09-3013GPTC Therapeutics, Inc.
PTCT
STATE STREET CORP
STT
2,899,040
3.800%
-1,734,915decrease
(-37.44%)
Filing
History
2024-08-27
4:45 pm
Sale
2024-08-2313DMRI INTERVENTIONS INC
MRIC
PTC THERAPEUTICS INC.
PTCT
894,578
3.240%
-1,666,667decrease
(-65.07%)
Filing
History
2024-02-14
3:50 pm
Purchase
2023-12-3113GPTC Therapeutics, Inc.
PTCT
Armistice Capital, LLC6,864,000
9.100%
6,864,000increase
(New Position)
Filing
History
2024-02-14
07:13 am
Purchase
2023-12-3113GPTC Therapeutics, Inc.
PTCT
RTW Investments, LP7,423,970
9.800%
1,808,583increase
(+32.21%)
Filing
History
2024-02-13
5:12 pm
Purchase
2023-12-2913GPTC Therapeutics, Inc.
PTCT
The Vanguard Group8,800,843
11.660%
1,461,323increase
(+19.91%)
Filing
History
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