What does CUSIP 04016X101 represent in this 13F holders report?

CUSIP 04016X101 is the security identifier for ARGX - ARGENX SE - ADR used to aggregate holder disclosures.

How many institutions held ARGX - ARGENX SE - ADR in Q3 2018?

105 institutional investors reported ARGX - ARGENX SE - ADR for Q3 2018. Use the holders table for investor-level position and value details.

ARGENX SE - ADR (ARGX)

CUSIP: 04016X101

Q3 2018 13F Holders as of 30 Sep 2018

Type / Class: Equity / ADR
Shares outstanding: 60,783,333
Total 13F shares: 20,684,670
Share change: +2,652,619
Total reported value: $1,568,631,975
Put/Call ratio: 20%
Price per share: $75.84
Number of holders: 105
Value change: +$198,929,711
Number of buys: 77
Number of sells: 32

Quarterly Holders Quick Answers

What is CUSIP 04016X101?
CUSIP 04016X101 identifies ARGX - ARGENX SE - ADR in SEC institutional holdings data.

Need full ownership history?
Open the full security ownership history page.

Related Filing Research

Latest 13F filings for newly reported positions.
Latest Schedule 13D/13G reports for ownership changes outside 13F cadence.
Latest 10-Q/10-K reports for financial context tied to this issuer.
Recent insider transactions for executive and insider activity.
SEC investors directory and top value investors for manager drilldown.
Back to full security ownership history.

Explore More Reporting Periods

Jump to adjacent filing periods for faster comparison and easier crawl discovery.

Newer quarter: Q4 2018
Previous quarter: Q2 2018

Recent filing periods for CUSIP 04016X101:

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

Top shareholders of ARGX - ARGENX SE - ADR (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
FMR LLC	13F	Company	5.1%	3,094,388	$256,400,000	—	30 Jun 2018	13F
PRICE T ROWE ASSOCIATES INC /MD/	13F	Company	2.8%	1,710,183	$141,706,000	—	30 Jun 2018	13F
ADAGE CAPITAL PARTNERS GP, L.L.C.	13F	Company	2.5%	1,505,000	$124,704,000	—	30 Jun 2018	13F
BAKER BROS. ADVISORS LP	13F	Company	1.6%	961,754	$79,691,000	—	30 Jun 2018	13F
FEDERATED HERMES, INC.	13F	Company	1.4%	822,745	$68,173,000	—	30 Jun 2018	13F
Avoro Capital Advisors LLC	13F	Company	1.3%	782,053	$64,801,000	—	30 Jun 2018	13F
Redmile Group, LLC	13F	Company	1.1%	673,300	$55,790,000	—	30 Jun 2018	13F
ORBIMED ADVISORS LLC	13F	Company	0.99%	599,300	$49,658,000	—	30 Jun 2018	13F
PERCEPTIVE ADVISORS LLC	13F	Company	0.87%	529,560	$43,879,000	—	30 Jun 2018	13F
FRANKLIN RESOURCES INC	13F	Company	0.81%	492,921	$40,843,000	—	30 Jun 2018	13F
ACUTA CAPITAL PARTNERS, LLC	13F	Company	0.75%	453,233	$37,555,000	—	30 Jun 2018	13F
BB BIOTECH AG	13F	Company	0.74%	449,049	$37,208,000	—	30 Jun 2018	13F
DEERFIELD MANAGEMENT COMPANY, L.P.	13F	Company	0.74%	447,029	$37,041,000	—	30 Jun 2018	13F
JANUS HENDERSON GROUP PLC	13F	Company	0.72%	440,579	$36,506,000	—	30 Jun 2018	13F
VHCP Management II, LLC	13F	Company	0.57%	346,792	$28,999,000	—	30 Jun 2018	13F
JENNISON ASSOCIATES LLC	13F	Company	0.55%	332,013	$27,511,000	—	30 Jun 2018	13F
PICTET ASSET MANAGEMENT LTD	13F	Company	0.51%	307,514	$25,481,000	—	30 Jun 2018	13F
MILLENNIUM MANAGEMENT LLC	13F	Company	0.49%	298,621	$24,744,000	—	30 Jun 2018	13F
MORGAN STANLEY	13F	Company	0.47%	282,771	$23,431,000	—	30 Jun 2018	13F
Cormorant Asset Management, LP	13F	Company	0.46%	278,536	$23,079,000	—	30 Jun 2018	13F
KINGDON CAPITAL MANAGEMENT, L.L.C.	13F	Company	0.33%	202,293	$16,762,000	—	30 Jun 2018	13F
ArrowMark Colorado Holdings LLC	13F	Company	0.3%	182,323	$15,107,000	—	30 Jun 2018	13F
LOOMIS SAYLES & CO L P	13F	Company	0.3%	181,752	$15,060,000	—	30 Jun 2018	13F
BAMCO INC /NY/	13F	Company	0.3%	179,428	$14,867,000	—	30 Jun 2018	13F
QVT Financial LP	13F	Company	0.27%	166,523	$13,798,000	—	30 Jun 2018	13F
TimesSquare Capital Management, LLC	13F	Company	0.25%	152,055	$12,599,000	—	30 Jun 2018	13F
BlackRock Finance, Inc.	13F	Company	0.25%	150,240	$12,449,000	—	30 Jun 2018	13F
Artal Group S.A.	13F	Company	0.25%	150,000	$12,429,000	—	30 Jun 2018	13F
Ghost Tree Capital, LLC	13F	Company	0.25%	150,000	$12,429,000	—	30 Jun 2018	13F
DRIEHAUS CAPITAL MANAGEMENT LLC	13F	Company	0.22%	131,214	$10,872,000	—	30 Jun 2018	13F
Rock Springs Capital Management LP	13F	Company	0.21%	128,750	$10,668,000	—	30 Jun 2018	13F
AXA S.A.	13F	Company	0.18%	107,906	$8,941,000	—	30 Jun 2018	13F
RENAISSANCE TECHNOLOGIES LLC	13F	Company	0.17%	105,200	$8,717,000	—	30 Jun 2018	13F
AWM Investment Company, Inc.	13F	Company	0.16%	100,000	$8,286,000	—	30 Jun 2018	13F
EVENTIDE ASSET MANAGEMENT, LLC	13F	Company	0.16%	100,000	$8,286,000	—	30 Jun 2018	13F
Granahan Investment Management, LLC	13F	Company	0.16%	95,419	$7,906,000	—	30 Jun 2018	13F
Dorsey Wright & Associates	13F	Company	0.15%	94,178	$7,869,000	—	30 Jun 2018	13F
CADIAN CAPITAL MANAGEMENT, LP	13F	Company	0.13%	80,000	$6,629,000	—	30 Jun 2018	13F
Connor, Clark & Lunn Investment Management Ltd.	13F	Company	0.12%	73,600	$6,098,000	—	30 Jun 2018	13F
Point72 Asset Management, L.P.	13F	Company	0.12%	70,978	$5,881,000	—	30 Jun 2018	13F
CITADEL ADVISORS LLC	13F	Company	0.1%	60,415	$5,006,000	—	30 Jun 2018	13F
Atika Capital Management LLC	13F	Company	0.1%	60,010	$4,972,000	—	30 Jun 2018	13F
Weiss Multi-Strategy Advisers LLC	13F	Company	0.07%	40,000	$3,314,000	—	30 Jun 2018	13F
Tekla Capital Management LLC	13F	Company	0.06%	38,931	$3,226,000	—	30 Jun 2018	13F
TD ASSET MANAGEMENT INC	13F	Company	0.06%	38,832	$3,218,000	—	30 Jun 2018	13F
D. E. Shaw & Co., Inc.	13F	Company	0.06%	37,005	$3,066,000	—	30 Jun 2018	13F
BARCLAYS PLC	13F	Company	0.06%	36,710	$3,042,000	—	30 Jun 2018	13F
Nicholas Investment Partners, LP	13F	Company	0.06%	34,502	$2,859,000	—	30 Jun 2018	13F
DEUTSCHE BANK AG\	13F	Company	0.06%	34,053	$2,822,000	—	30 Jun 2018	13F
UNITED SERVICES AUTOMOBILE ASSOCIATION	13F	Company	0.05%	32,200	$2,668,000	—	30 Jun 2018	13F

Institutional Holders of ARGENX SE - ADR (ARGX) as of Q3 2018

As of 30 Sep 2018, ARGENX SE - ADR (ARGX) was held by 105 institutional shareholders that filed Form 13F with the SEC. Together, they reported ownership of 20,684,670 shares. The largest 10 holders included FMR LLC, PRICE T ROWE ASSOCIATES INC /MD/, BAKER BROS. ADVISORS LP, ADAGE CAPITAL PARTNERS GP, L.L.C., Redmile Group, LLC, FEDERATED INVESTORS INC /PA/, venBio Select Advisor LLC, BB BIOTECH AG, ORBIMED ADVISORS LLC, and DEERFIELD MANAGEMENT COMPANY, L.P. (SERIES C). This page lists 105 institutional shareholders reporting positions in this security for the Q3 2018 filing period.

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

Compare Q3 2018 vs Q2 2018 Across Filers

Q2 2018 holders

Q3 2018 holders

105

Holder diff

Investor	Q2 2018 Shares	Q3 2018 Shares	Share Diff	Share Chg %	Q2 2018 Value $	Q3 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.