Security key
04016X101
- Security type / class
- Equity / ADR
- Total 13F shares
- 32,113,379
- Total 13F value
- $17,700,251,639
- Share change
- -1,163,672
- Put/Call ratio
- 58%
- SEC-reported price per share
- $551.22
- Number of holders
- 432
- Value change
- -$650,880,957
- Number of buys
- 227
- Number of sells
- 206
- 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 2025
Institutions
432
Top holders
10
ARGX full security history
Ownership snapshot
Full 13F holder table
Newer quarter: Q3 2025
Previous quarter: Q1 2025
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
Artisan Partners Limited ...
Disclosed value leader
FMR LLC
Comparable rows
15/15
Latest evidence
31 Mar 2025
13F
13D/G
Lead comparable stake: 3.8%
13D/G row: Artisan Partners Limited Partnership
Showing 1-6 of 15 holder rows.
Quick read
Artisan Partners Limited Partnership leads the comparable SEC ownership view at 3.8%.
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 Artisan Partners Limited Partnership's linked filing trail.
Comparable ownership
Top 5
Artisan Partners Limited Partnership
3.8%
FMR LLC
9.3%
PRICE T ROWE ASSOCIATES INC /MD/
8.9%
JANUS HENDERSON GROUP PLC
3.5%
Capital World Investors
3.2%
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 |
|---|---|---|---|---|---|
| Artisan Partners Limited Partnership |
13F
13D/G
Company · Artisan Partners Asset Management Inc.
|
3.8%
from 13D/G
|
$1,648,870,785
2,785,890 shares
|
— | 31 Mar 2025 |
| FMR LLC |
13F
Company
|
9.3%
|
$3,351,853,587
5,663,207 shares
|
— | 31 Mar 2025 |
| PRICE T ROWE ASSOCIATES INC /MD/ |
13F
Company
|
8.9%
|
$3,186,949,000
5,384,586 shares
|
— | 31 Mar 2025 |
| JANUS HENDERSON GROUP PLC |
13F
Company
|
3.5%
|
$1,262,624,900
2,143,083 shares
|
— | 31 Mar 2025 |
| Capital World Investors |
13F
Company
|
3.2%
|
$1,147,009,565
1,937,992 shares
|
— | 31 Mar 2025 |
| Avoro Capital Advisors LLC |
13F
Company
|
2%
|
$731,058,035
1,235,177 shares
|
— | 31 Mar 2025 |
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 2025
Investor-level positions for this CUSIP, loaded as an interactive table.
Institutions
432
Shares
32,113,379
Rows available
432
| 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 2025 vs Q1 2025 Across Filers
Q1 2025 holders
440
Q2 2025 holders
432
Holder diff
-8
| Investor | Q1 2025 Shares | Q2 2025 Shares | Share Diff | Share Chg % | Q1 2025 value | Q2 2025 value | Value change | Value Chg % |
|---|
Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).
Quarterly Holders Trend
Quarterly Value Trend
Quarterly Shares Trend