Position in ARDX
as of Mar 31, 2026
· filed May 13, 2026
Position Value
$805,133
+$231,322 QoQ
Shares Held
134,413
+36.6% QoQ
Ownership
0.054%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Mar 2024
9 quarters on record
Voting authority
Sole 100%
Shared 0%
None 0%
Common Shares in ARDX Over Time
Shares Held
Position Value (USD)
Position in Biotechnology
Healthcare · as of Mar 31, 2026SEI INVESTMENTS CO holds $1,293,253,921 across 195 Biotechnology names. ARDX ranks #102 (0.1% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | INSM |
INSMED Inc
|
1,395,794 | $228,240,234 | |
| 2 | ARGX |
Argenx SE
|
286,966 | $209,556,920 | |
| 3 | ASND |
Ascendis Pharma A/S
|
351,146 | $80,317,623 | |
| 4 | EXEL |
Exelixis, Inc.
|
1,629,670 | $69,896,545 | |
| 5 | INCY |
Incyte Corp
|
714,558 | $67,254,197 | |
| 6 | VRTX |
Vertex Pharmaceuticals Inc / Ma
|
133,226 | $59,490,737 | |
| 7 | REGN |
Regeneron Pharmaceuticals, Inc.
|
75,000 | $57,947,999 | |
| 8 | ALNY |
Alnylam Pharmaceuticals, Inc.
|
100,315 | $33,191,223 |
All Filings in ARDX
Export CSV
9 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $805,133 | 134,413 | Shares | Sole | 2026-05-13 | |
| 2025-12-31 | $573,811 | 98,424 | Shares | Sole | 2026-02-13 | |
| 2025-09-30 | $558,757 | 101,408 | Shares | Sole | 2025-11-13 | |
| 2025-06-30 | $77,137 | 19,678 | Shares | Sole | 2025-08-14 | |
| 2025-03-31 | $90,525 | 18,437 | Shares | Sole | 2025-05-14 | |
| 2024-12-31 | $93,242 | 18,391 | Shares | Sole | 2025-02-11 | |
| 2024-09-30 | $237,607 | 34,486 | Shares | Sole | 2024-11-12 | |
| 2024-06-30 | $212,503 | 28,678 | Shares | Sole | 2024-08-13 | |
| 2024-03-31 | $205,042 | 28,088 | Shares | Sole | 2024-05-07 | |
| No filing history on record for this holder in this stock. | ||||||