Security key
04016X101
- Security type / class
- Equity / ADR
- Total 13F shares
- 32,743,580
- Total 13F value
- $12,457,326,565
- Share change
- +215,122
- Put/Call ratio
- 64%
- SEC-reported price per share
- $380.43
- Number of holders
- 344
- Value change
- -$54,572,297
- Number of buys
- 190
- Number of sells
- 158
- 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
Q4 2023
Institutions
344
Top holders
10
ARGX full security history
Ownership snapshot
Full 13F holder table
Newer quarter: Q2 2026
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
FMR LLC
Disclosed value leader
FMR LLC
Comparable rows
15/15
Latest evidence
30 Sep 2023
13F
Lead comparable stake: 8.2%
Showing 1-6 of 15 holder rows.
Quick read
FMR LLC leads the comparable SEC ownership view at 8.2%.
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 FMR LLC's linked filing trail.
Comparable ownership
Top 5
FMR LLC
8.2%
PRICE T ROWE ASSOCIATES INC /MD/
6%
Artisan Partners Limited Partnership
4.7%
JENNISON ASSOCIATES LLC
2.5%
Janus Henderson Group Ltd.
2.4%
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 |
|---|---|---|---|---|---|
| FMR LLC |
13F
Company
|
8.2%
|
$2,440,929,773
4,964,973 shares
|
— | 30 Sep 2023 |
| PRICE T ROWE ASSOCIATES INC /MD/ |
13F
Company
|
6%
|
$1,799,128,000
3,659,515 shares
|
— | 30 Sep 2023 |
| Artisan Partners Limited Partnership |
13F
Company
|
4.7%
|
$1,390,476,637
2,828,299 shares
|
— | 30 Sep 2023 |
| JENNISON ASSOCIATES LLC |
13F
Company
|
2.5%
|
$743,219,245
1,511,745 shares
|
— | 30 Sep 2023 |
| Janus Henderson Group Ltd. |
13F
Company
|
2.4%
|
$723,256,145
1,471,138 shares
|
— | 30 Sep 2023 |
| Capital World Investors |
13F
Company
|
2.4%
|
$703,495,276
1,431,021 shares
|
— | 30 Sep 2023 |
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 Q4 2023
Investor-level positions for this CUSIP, loaded as an interactive table.
Institutions
344
Shares
32,743,580
Rows available
344
| 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 Q4 2023 vs Q3 2023 Across Filers
Q3 2023 holders
339
Q4 2023 holders
344
Holder diff
5
| Investor | Q3 2023 Shares | Q4 2023 Shares | Share Diff | Share Chg % | Q3 2023 value | Q4 2023 value | Value change | Value Chg % |
|---|
Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).
Quarterly Holders Trend
Quarterly Value Trend
Quarterly Shares Trend