Security key
04016X101
- Security type / class
- Equity / ADR
- Total 13F shares
- 28,455,441
- Total 13F value
- $8,567,827,463
- Share change
- -55,792
- Put/Call ratio
- 53%
- SEC-reported price per share
- $301.07
- Number of holders
- 173
- Value change
- +$1,980,236
- Number of buys
- 94
- Number of sells
- 86
- Shares outstanding
- 60,783,333
Holder snapshot
7 signals
Open additional details 1 more signal available
Security identity
Names, identifiers, and filing context for this profile.
1 source field
Report period
Q2 2021
Institutions
173
Top holders
10
ARGX full security history
Ownership snapshot
Full 13F holder table
Newer quarter: Q3 2021
Previous quarter: Q1 2021
ARGENX SE SEC filings
ARGENX SE company facts
Broader feeds
Reporting periods
Holder history for CUSIP 04016X101
Recent filing periods:
Ownership snapshot
Top reported holders of ARGX - ARGENX SE - ADR (13F + 13D/G + 3/4/5)
Grouped by holder across the latest SEC ownership disclosures. Start with comparable ownership when available, then verify the linked 13F, 13D/G, or 3/4/5 evidence.
Comparable stake leader
PRICE T ROWE ASSOCIATES I...
Disclosed value leader
PRICE T ROWE ASSOCIATES I...
Comparable rows
15/15
Latest evidence
31 Mar 2021
13F
Lead comparable stake: 9.5%
Showing 1-6 of 15 holder rows.
Quick read
PRICE T ROWE ASSOCIATES INC /MD/ leads the comparable SEC ownership view at 9.5%.
15 of 15 rows have a safely comparable ownership percentage. Use this as a filing-backed starting point, then open the detailed table for source links, reporting role, position value, share count, and filing date.
Open SEC evidence
Opens PRICE T ROWE ASSOCIATES INC /MD/'s linked filing trail.
Comparable ownership
Top 5
PRICE T ROWE ASSOCIATES INC /MD/
9.5%
FMR LLC
7.7%
Artisan Partners Limited Partnership
4.7%
BAKER BROS. ADVISORS LP
1.8%
Bellevue Group AG
1.6%
Ownership % is shown only when SEC disclosures are safely comparable across share classes.
Detailed SEC evidence table Showing 1-6 of 15 holder rows
| Holder | Evidence | Ownership % | Position | 12M Net Δ | As of |
|---|---|---|---|---|---|
| PRICE T ROWE ASSOCIATES INC /MD/ |
13F
Company
|
9.5%
|
$1,595,469,000
5,793,488 shares
|
— | 31 Mar 2021 |
| FMR LLC |
13F
Company
|
7.7%
|
$1,287,093,000
4,673,710 shares
|
— | 31 Mar 2021 |
| Artisan Partners Limited Partnership |
13F
Company
|
4.7%
|
$790,917,000
2,871,989 shares
|
— | 31 Mar 2021 |
| BAKER BROS. ADVISORS LP |
13F
Company
|
1.8%
|
$308,315,000
1,119,557 shares
|
— | 31 Mar 2021 |
| Bellevue Group AG |
13F
Company
|
1.6%
|
$262,875,000
954,554 shares
|
— | 31 Mar 2021 |
| Avoro Capital Advisors LLC |
13F
Company
|
1.5%
|
$254,873,000
925,500 shares
|
— | 31 Mar 2021 |
How to read this table
Rows are grouped by holder and ranked first by SEC-reported ownership % when it is safely comparable, then by disclosed holdings value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.
13F holder rows
Institutional holders as of Q2 2021
Investor-level positions for this CUSIP, loaded as an interactive table.
Institutions
173
Shares
28,455,441
Rows available
173
| Investor | Option | Weight % | Change % | SEC-reported value | * Price | Shares | Share Change | Activity | Report Period |
|---|
* SEC-reported price is the security price as of the portfolio date and can indicate the last known price at which the security was still held. The marker flags a reported price that did not pass the local price check.
Compare Q2 2021 vs Q1 2021 Across Filers
Q1 2021 holders
185
Q2 2021 holders
173
Holder diff
-12
| Investor | Q1 2021 Shares | Q2 2021 Shares | Share Diff | Share Chg % | Q1 2021 value | Q2 2021 value | Value change | Value Chg % |
|---|
Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).
Quarterly Holders Trend
Quarterly Value Trend
Quarterly Shares Trend