Group One Trading, L.P. Ptc Therapeutics, Inc. Transaction History

Group One Trading, L.P.

$2.81 Billion
Q3 2025

A detailed history of Group One Trading, L.P. transactions in Ptc Therapeutics, Inc. stock. As of the latest transaction made, Group One Trading, L.P. holds 113,271 shares of PTCT stock, worth $8.53 Million. This represents 0.25% of its overall portfolio holdings.

Number of Shares

113,271

Previous 7,615 1387.47%

Holding current value

$8.53 Million

Previous $371,000 1773.58%

% of portfolio

0.25%

Previous 0.01%

25 transactions

Quarter	Operation	Price Per share	shares change	shares Held
Q3 2025 Nov 12, 2025	BUY	$43.3 - $62.88 $4.57 Million - $6.64 Million	105,656 Added 1387.47%	113,271 $6.95 Million
Q2 2025 Aug 13, 2025	BUY	$36.19 - $52.13 $273,125 - $393,425	7,547 Added 11098.53%	7,615 $371,000
Q1 2025 May 14, 2025	SELL	$41.81 - $57.17 $16,431 - $22,467	-393 Reduced 85.25%	68 $3,000
Q4 2024 Feb 14, 2025	BUY	$34.99 - $52.07 $16,130 - $24,004	461 New	461 $20,000
Q1 2024 May 10, 2024	BUY	$24.15 - $31.95 $384,902 - $509,219	15,938 Added 4330.98%	16,306 $474,000

Q4 2023 Feb 14, 2024	SELL	$18.07 - $29.37 $48,590 - $78,975	-2,689 Reduced 87.96%	368 $10,000
Q3 2023 Nov 09, 2023	SELL	$22.41 - $41.99 $27,631 - $51,773	-1,233 Reduced 28.74%	3,057 $68,000
Q2 2023 Aug 09, 2023	BUY	$40.4 - $59.1 $86,294 - $126,237	2,136 Added 99.16%	4,290 $174,000
Q1 2023 May 12, 2023	BUY	$38.16 - $48.86 $71,282 - $91,270	1,868 Added 653.15%	2,154 $104,000
Q4 2022 Feb 09, 2023	BUY	$33.53 - $54.79 $3,788 - $6,191	113 Added 65.32%	286 $10,000
Q3 2022 Nov 09, 2022	BUY	$41.85 - $53.85 $7,240 - $9,316	173 New	173 $9,000
Q2 2022 Aug 11, 2022	SELL	$25.6 - $45.23 $128,000 - $226,149	-5,000 Closed	0 $0
Q1 2022 May 12, 2022	BUY	$33.33 - $44.6 $166,650 - $223,000	5,000 New	5,000 $187,000
Q4 2020 Feb 10, 2021	SELL	$47.96 - $67.64 $738,104 - $1.04 Million	-15,390 Closed	0 $0
Q3 2020 Nov 12, 2020	SELL	$45.41 - $57.07 $280,815 - $352,920	-6,184 Reduced 28.66%	15,390 $719,000
Q2 2020 Aug 13, 2020	SELL	$42.56 - $54.98 $47,113 - $60,862	-1,107 Reduced 4.88%	21,574 $1.1 Million
Q1 2020 May 13, 2020	BUY	$32.37 - $59.36 $734,183 - $1.35 Million	22,681 New	22,681 $1.01 Million
Q1 2019 May 13, 2019	SELL	$28.09 - $39.49 $693,654 - $975,166	-24,694 Closed	0 $0
Q4 2018 Feb 06, 2019	BUY	$29.83 - $46.51 $465,109 - $725,183	15,592 Added 171.3%	24,694 $848,000
Q3 2018 Nov 08, 2018	SELL	$33.9 - $47.77 $912,621 - $1.29 Million	-26,921 Reduced 74.73%	9,102 $428,000
Q2 2018 Aug 14, 2018	SELL	$25.7 - $47.88 $185,065 - $344,783	-7,201 Reduced 16.66%	36,023 $1.22 Million
Q1 2018 May 11, 2018	SELL	$17.46 - $32.59 $9.19 Million - $17.1 Million	-526,149 Reduced 92.41%	43,224 $1.17 Million
Q4 2017 Feb 09, 2018	BUY	$15.14 - $20.89 $7.25 Million - $10 Million	478,635 Added 527.49%	569,373 $9.5 Million
Q3 2017 Nov 15, 2017	BUY	$16.81 - $21.61 $1.29 Million - $1.66 Million	77,023 Added 561.6%	90,738 $1.82 Million
Q2 2017 Aug 14, 2017	BUY	N/A	13,715	13,715 $251,000

Others Institutions Holding PTCT

# of Institutions

325

Shares Held

83.2M

Call Options Held

811K

Put Options Held

207K

View Full List

About PTC THERAPEUTICS, INC.

Ticker PTCT
Exchange NASDAQ
Sector Healthcare
Industry Biotechnology
Shares Outstandng 71,541,000
Market Cap $5.39B
Description
PTC Therapeutics, Inc., a biopharmaceutical company, focuses on the discovery, development, and commercialization of medicines to patients with rare disorders. Its portfolio pipeline includes commercial products and product candidates in various stages of development, including clinical, pre-clinical and research and discovery stages, focuses on...

More about PTCT

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Group One Trading, L.P. Ptc Therapeutics, Inc. Transaction History