Position in ARGX
as of Mar 31, 2026
· filed May 15, 2026
Position Value
$2,464,560,888
-$362,985,479 QoQ
Shares Held
3,374,955
+0.4% QoQ
Ownership
5.43%
of shares outstanding
% of Portfolio
0.30%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Mar 2020
25 quarters on record
Voting authority
Sole 99.12709947243741.ToString("F0")%
Shared 0.ToString("F0")%
None 0.8729005275625897.ToString("F0")%
Common Shares in ARGX Over Time
Shares Held
Position Value (USD)
Position in Biotechnology
Healthcare · as of Mar 31, 2026PRICE T ROWE ASSOCIATES INC /MD/ holds $14,300,473,279 across 256 Biotechnology names. ARGX ranks #1 (17.2% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | ARGX |
Argenx SE
This page
|
3,374,955 | $2,464,560,888 | |
| 2 | REGN |
Regeneron Pharmaceuticals, Inc.
|
2,177,527 | $1,682,444,460 | |
| 3 | VRTX |
Vertex Pharmaceuticals Inc / Ma
|
1,760,122 | $785,964,877 | |
| 4 | INSM |
INSMED Inc
|
3,092,807 | $505,735,799 | |
| 5 | KYMR |
Kymera Therapeutics, Inc.
|
6,060,847 | $504,807,946 | |
| 6 | ALNY |
Alnylam Pharmaceuticals, Inc.
|
1,432,748 | $474,053,330 | |
| 7 | ASND |
Ascendis Pharma A/S
|
1,530,345 | $350,035,811 | |
| 8 | RVMD |
Revolution Medicines, Inc.
|
3,232,213 | $314,332,713 |
All Filings in ARGX
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25 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $2,464,560,888 | 3,374,955 | Shares | Defined | 2026-05-15 | |
| 2025-12-31 | $2,827,546,367 | 3,362,324 | Shares | Sole | 2026-02-17 | |
| 2025-09-30 | $2,685,020,062 | 3,640,409 | Shares | Sole | 2025-11-14 | |
| 2025-06-30 | $2,745,062,370 | 4,979,976 | Shares | Sole | 2025-08-14 | |
| 2025-03-31 | $3,186,947,992 | 5,384,586 | Shares | Sole | 2025-05-14 | |
| 2024-12-31 | $3,392,889,810 | 5,516,894 | Shares | Sole | 2025-02-14 | |
| 2024-09-30 | $3,155,202,117 | 5,820,547 | Shares | Sole | 2024-11-14 | |
| 2024-06-30 | $2,407,606,031 | 5,598,563 | Shares | Defined | 2024-08-14 | |
| 2024-03-31 | $2,167,234,102 | 5,504,506 | Shares | Sole | 2024-05-15 | |
| 2023-12-31 | $1,397,644,657 | 3,673,855 | Shares | Sole | 2024-02-16 | |
| 2023-09-30 | $1,799,127,359 | 3,659,515 | Shares | Sole | 2023-11-14 | |
| 2023-06-30 | $1,518,941,106 | 3,897,419 | Shares | Sole | 2023-08-14 | |
| 2023-03-31 | $1,424,739,586 | 3,823,983 | Shares | Sole | 2023-05-15 | |
| 2022-12-31 | $1,500,047,847 | 3,959,686 | Shares | Sole | 2023-02-14 | |
| 2022-09-30 | $1,496,469,151 | 4,238,689 | Shares | Sole | 2022-11-14 | |
| 2022-06-30 | $2,416,237,486 | 6,377,316 | Shares | Sole | 2022-08-15 | |
| 2022-03-31 | $1,953,181,804 | 6,194,481 | Shares | Sole | 2022-05-16 | |
| 2021-12-31 | $1,962,309,275 | 5,603,556 | Shares | Sole | 2022-02-14 | |
| 2021-09-30 | $1,681,305,876 | 5,567,238 | Shares | Sole | 2021-11-15 | |
| 2021-06-30 | $1,681,942,307 | 5,586,549 | Shares | Sole | 2021-08-16 | |
| 2021-03-31 | $1,595,468,660 | 5,793,488 | Shares | Sole | 2021-05-17 | |
| 2020-12-31 | $1,447,505,098 | 4,921,980 | Shares | Sole | 2021-02-16 | |
| 2020-09-30 | $1,347,413,564 | 5,132,613 | Shares | Sole | 2020-11-16 | |
| 2020-06-30 | $1,185,245,622 | 5,262,379 | Shares | Sole | 2020-08-14 | |
| 2020-03-31 | $511,135,321 | 3,880,174 | Shares | Sole | 2020-05-15 | |
| No filing history on record for this holder in this stock. | ||||||