What does CUSIP 69366J200 represent in this 13F holders report?

CUSIP 69366J200 is the security identifier for PTCT - PTC THERAPEUTICS, INC. - Common Stock used to aggregate holder disclosures.

How many institutions held PTCT - PTC THERAPEUTICS, INC. - Common Stock in Q1 2018?

146 institutional investors reported PTCT - PTC THERAPEUTICS, INC. - Common Stock for Q1 2018. Use the holders table for investor-level position and value details.

PTC THERAPEUTICS, INC. - Common Stock (PTCT)

CUSIP: 69366J200

Q1 2018 13F Holders as of 31 Mar 2018

Type / Class: Equity / Common Stock
Shares outstanding: 80,855,533
Total 13F shares: 42,685,949
Share change: +4,570,632
Total reported value: $1,154,889,575
Put/Call ratio: 95%
Price per share: $27.06
Number of holders: 146
Value change: +$143,231,958
Number of buys: 80
Number of sells: 60

Quarterly Holders Quick Answers

What is CUSIP 69366J200?
CUSIP 69366J200 identifies PTCT - PTC THERAPEUTICS, INC. - Common Stock in SEC institutional holdings data.

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Newer quarter: Q2 2018
Previous quarter: Q4 2017

Recent filing periods for CUSIP 69366J200:

Q1 2026 Q4 2025 Q3 2025 Q2 2025 Q1 2025 Q4 2024 Q3 2024 Q2 2024

Top shareholders of PTCT - PTC THERAPEUTICS, INC. - Common Stock (13F + 13D/G + 3/4/5)

Grouped by holder across the latest SEC ownership disclosures. Ownership % is shown only when it is directly reported or safely comparable across share classes.

Methodology: rows are grouped by holder and ranked by the holder's primary source value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.

Holder	Source	Role / Reporting	Ownership %	Shares	Holdings Value	12M Net Δ	As of	Details
SCOPIA CAPITAL MANAGEMENT LP	13F	Company	5.1%	4,143,270	$69,110,000	—	31 Dec 2017	13F
RTW INVESTMENTS, LP	13F	Company	5.1%	4,130,115	$68,890,000	—	31 Dec 2017	13F
BlackRock Finance, Inc.	13F	Company	3.8%	3,093,399	$51,599,000	—	31 Dec 2017	13F
VANGUARD GROUP INC	13F	Company	3.4%	2,775,655	$46,297,000	—	31 Dec 2017	13F
STATE STREET CORP	13F	Company	3.4%	2,724,315	$45,445,000	—	31 Dec 2017	13F
D. E. Shaw & Co., Inc.	13F	Company	3.2%	2,608,432	$43,509,000	—	31 Dec 2017	13F
Boxer Capital, LLC	13F	Company	2.2%	1,750,000	$29,190,000	—	31 Dec 2017	13F
FMR LLC	13F	Company	1.4%	1,158,154	$19,318,000	—	31 Dec 2017	13F
GREAT POINT PARTNERS LLC	13F	Company	1.3%	1,085,800	$18,111,000	—	31 Dec 2017	13F
Spark Investment Management LLC	13F	Company	1.3%	1,037,200	$17,300,000	—	31 Dec 2017	13F
WELLINGTON MANAGEMENT GROUP LLP	13F	Company	1%	839,367	$14,001,000	—	31 Dec 2017	13F
GOLDMAN SACHS GROUP INC	13F	Company	0.99%	796,518	$13,286,000	—	31 Dec 2017	13F
NORTHERN TRUST CORP	13F	Company	0.83%	667,657	$11,136,000	—	31 Dec 2017	13F
J. Goldman & Co LP	13F	Company	0.81%	653,284	$10,897,000	—	31 Dec 2017	13F
Parallax Volatility Advisers, L.P.	13F	Company	0.78%	633,384	$10,565,000	—	31 Dec 2017	13F
GROUP ONE TRADING LLC	13F	Company	0.7%	569,373	$9,497,000	—	31 Dec 2017	13F
BANK OF AMERICA CORP /DE/	13F	Company	0.7%	564,326	$9,413,000	—	31 Dec 2017	13F
MILLENNIUM MANAGEMENT LLC	13F	Company	0.69%	555,205	$9,261,000	—	31 Dec 2017	13F
Asymmetry Capital Management, L.P.	13F	Company	0.68%	551,558	$9,200,000	—	31 Dec 2017	13F
DIMENSIONAL FUND ADVISORS LP	13F	Company	0.64%	521,392	$8,697,000	—	31 Dec 2017	13F
Connor, Clark & Lunn Investment Management Ltd.	13F	Company	0.63%	505,903	$8,438,000	—	31 Dec 2017	13F
SECTORAL ASSET MANAGEMENT INC	13F	Company	0.46%	372,634	$6,216,000	—	31 Dec 2017	13F
UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC	13F	Company	0.45%	361,493	$6,029,703	—	31 Dec 2017	13F
GEODE CAPITAL MANAGEMENT, LLC	13F	Company	0.39%	315,112	$5,256,000	—	31 Dec 2017	13F
PINNACLE ASSOCIATES LTD	13F	Company	0.36%	289,432	$4,828,000	—	31 Dec 2017	13F
PRELUDE CAPITAL MANAGEMENT, LLC	13F	Company	0.36%	288,469	$4,812,000	—	31 Dec 2017	13F
SUSQUEHANNA INTERNATIONAL GROUP, LLP	13F	Company	0.33%	265,051	$4,421,000	—	31 Dec 2017	13F
TWO SIGMA INVESTMENTS, LP	13F	Company	0.31%	251,698	$4,198,000	—	31 Dec 2017	13F
DEUTSCHE BANK AG\	13F	Company	0.3%	244,458	$4,075,000	—	31 Dec 2017	13F
RENAISSANCE TECHNOLOGIES LLC	13F	Company	0.28%	226,600	$3,780,000	—	31 Dec 2017	13F
QS Investors, LLC	13F	Company	0.27%	220,818	$3,683,000	—	31 Dec 2017	13F
AMERICAN CENTURY COMPANIES INC	13F	Company	0.24%	191,441	$3,193,000	—	31 Dec 2017	13F
CHARLES SCHWAB INVESTMENT MANAGEMENT INC	13F	Company	0.23%	188,488	$3,144,000	—	31 Dec 2017	13F
Bank of New York Mellon Corp	13F	Company	0.22%	179,169	$2,989,000	—	31 Dec 2017	13F
CITADEL ADVISORS LLC	13F	Company	0.21%	170,031	$2,836,000	—	31 Dec 2017	13F
Fisher Asset Management, LLC	13F	Company	0.2%	165,658	$2,763,000	—	31 Dec 2017	13F
BOGLE INVESTMENT MANAGEMENT L P /DE/	13F	Company	0.2%	160,032	$2,669,000	—	31 Dec 2017	13F
Invesco Ltd.	13F	Company	0.19%	157,017	$2,619,000	—	31 Dec 2017	13F
South Dakota Investment Council	13F	Company	0.19%	151,300	$2,524,000	—	31 Dec 2017	13F
A.R.T. Advisors, LLC	13F	Company	0.18%	143,863	$2,399,000	—	31 Dec 2017	13F
MORGAN STANLEY	13F	Company	0.16%	133,047	$2,219,000	—	31 Dec 2017	13F
TIAA CREF INVESTMENT MANAGEMENT LLC	13F	Company	0.16%	126,440	$2,109,000	—	31 Dec 2017	13F
FRONTIER CAPITAL MANAGEMENT CO LLC	13F	Company	0.13%	105,205	$1,755,000	—	31 Dec 2017	13F
CITIGROUP INC	13F	Company	0.13%	104,240	$1,738,000	—	31 Dec 2017	13F
S.c.a. Candriam	13F	Individual	0.11%	87,000	$1,451,000	—	31 Dec 2017	13F
GUGGENHEIM CAPITAL LLC	13F	Company	0.11%	86,908	$1,449,000	—	31 Dec 2017	13F
WELLS FARGO & COMPANY/MN	13F	Company	0.09%	76,157	$1,271,000	—	31 Dec 2017	13F
UBS Group AG	13F	Company	0.09%	75,863	$1,266,000	—	31 Dec 2017	13F
TEACHERS ADVISORS, LLC	13F	Company	0.09%	74,629	$1,245,000	—	31 Dec 2017	13F
Zuckerman Investment Group, LLC	13F	Company	0.09%	73,683	$1,229,000	—	31 Dec 2017	13F

Institutional Holders of PTC THERAPEUTICS, INC. - Common Stock (PTCT) as of Q1 2018

As of 31 Mar 2018, PTC THERAPEUTICS, INC. - Common Stock (PTCT) was held by 146 institutional shareholders that filed Form 13F with the SEC. Together, they reported ownership of 42,685,949 shares. The largest 10 holders included SCOPIA CAPITAL MANAGEMENT LP, RTW INVESTMENTS, LP, BlackRock Inc., VANGUARD GROUP INC, Boxer Capital, LLC, D. E. Shaw & Co., Inc., STATE STREET CORP, GREAT POINT PARTNERS LLC, FMR LLC, and WELLINGTON MANAGEMENT GROUP LLP. This page lists 146 institutional shareholders reporting positions in this security for the Q1 2018 filing period.

Investor	Option	Weight %	Change %	Value $	* Price	Shares	Share Change	Activity	Report Period

Compare Q1 2018 vs Q4 2017 Across Filers

Q4 2017 holders

119

Q1 2018 holders

146

Holder diff

Investor	Q4 2017 Shares	Q1 2018 Shares	Share Diff	Share Chg %	Q4 2017 Value $	Q1 2018 Value $	Value Diff $	Value Chg %

Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).

Quarterly Holders Trend

Quarterly Value Trend

Quarterly Shares Trend

* Reported Price is the price of the security as of the portfolio date. This value is significant in that it is the last known price at which the security was still held.
An asterisk sign (*) next to the price indicates that the price is likely invalid.