Position in ARDX
as of Mar 31, 2026
· filed May 15, 2026
Position Value
$1,585,972
+$27,380 QoQ
Shares Held
264,770
-1.0% QoQ
Ownership
0.107%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Mar 2020
21 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, 2026ALLIANCEBERNSTEIN L.P. holds $5,113,566,936 across 211 Biotechnology names. ARDX ranks #91 (0.0% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | VRTX |
Vertex Pharmaceuticals Inc / Ma
|
3,910,786 | $1,746,322,380 | |
| 2 | REGN |
Regeneron Pharmaceuticals, Inc.
|
426,914 | $329,850,832 | |
| 3 | ARGX |
Argenx SE
|
422,304 | $308,387,496 | |
| 4 | GMAB |
Genmab A/S
|
9,557,149 | $256,418,307 | |
| 5 | BBIO |
BridgeBio Pharma, Inc.
|
1,908,907 | $141,755,433 | |
| 6 | TECH |
BIO-TECHNE Corp
|
2,213,197 | $115,661,675 | |
| 7 | INSM |
INSMED Inc
|
688,734 | $112,621,783 | |
| 8 | HALO |
Halozyme Therapeutics, Inc.
|
1,736,501 | $112,230,059 |
All Filings in ARDX
Export CSV
21 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $1,585,972 | 264,770 | Shares | Defined | 2026-05-15 | |
| 2025-12-31 | $1,558,592 | 267,340 | Shares | Defined | 2026-02-17 | |
| 2025-09-30 | $1,473,043 | 267,340 | Shares | Defined | 2025-11-14 | |
| 2025-06-30 | $1,034,252 | 263,840 | Shares | Defined | 2025-08-14 | |
| 2025-03-31 | $1,295,454 | 263,840 | Shares | Defined | 2025-05-15 | |
| 2024-12-31 | $1,337,668 | 263,840 | Shares | Defined | 2025-02-12 | |
| 2024-09-30 | $1,817,857 | 263,840 | Shares | Defined | 2024-11-14 | |
| 2024-06-30 | $1,955,054 | 263,840 | Shares | Defined | 2024-08-14 | |
| 2024-03-31 | $1,600,890 | 219,300 | Shares | Defined | 2024-05-14 | |
| 2023-12-31 | $1,359,660 | 219,300 | Shares | Defined | 2024-02-14 | |
| 2023-09-30 | $894,744 | 219,300 | Shares | Defined | 2023-11-14 | |
| 2023-06-30 | $743,427 | 219,300 | Shares | Defined | 2023-08-15 | |
| 2022-03-31 | $64,093 | 59,900 | Shares | Defined | 2022-05-13 | |
| 2021-12-31 | $65,560 | 59,600 | Shares | Defined | 2022-02-14 | |
| 2021-09-30 | $78,672 | 59,600 | Shares | Defined | 2021-11-10 | |
| 2021-06-30 | $560,920 | 74,000 | Shares | Defined | 2021-07-30 | |
| 2021-03-31 | $423,018 | 63,900 | Shares | Defined | 2021-05-06 | |
| 2020-12-31 | $471,663 | 72,900 | Shares | Defined | 2021-02-08 | |
| 2020-09-30 | $382,725 | 72,900 | Shares | Defined | 2020-11-12 | |
| 2020-06-30 | $504,468 | 72,900 | Shares | Defined | 2020-08-13 | |
| 2020-03-31 | $368,388 | 64,800 | Shares | Defined | 2020-05-14 | |
| No filing history on record for this holder in this stock. | ||||||