Position in IBRX
as of Mar 31, 2026
· filed May 15, 2026
Position Value
$2,884,840
+$2,190,870 QoQ
Shares Held
376,120
+7.3% QoQ
Ownership
0.036%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Mar 2021
21 quarters on record
Voting authority
Sole 97.36786132085504.ToString("F0")%
Shared 0.ToString("F0")%
None 2.6321386791449535.ToString("F0")%
Common Shares in IBRX 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. IBRX ranks #72 (0.1% 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 IBRX
Export CSV
21 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $2,884,840 | 376,120 | Shares | Defined | 2026-05-15 | |
| 2025-12-31 | $693,970 | 350,490 | Shares | Defined | 2026-02-17 | |
| 2025-09-30 | $883,543 | 359,164 | Shares | Defined | 2025-11-14 | |
| 2025-06-30 | $928,950 | 351,875 | Shares | Defined | 2025-08-14 | |
| 2025-03-31 | $644,230 | 214,030 | Shares | Defined | 2025-05-15 | |
| 2024-12-31 | $547,916 | 214,030 | Shares | Defined | 2025-02-12 | |
| 2024-09-30 | $764,571 | 205,530 | Shares | Defined | 2024-11-14 | |
| 2024-06-30 | $1,298,949 | 205,530 | Shares | Defined | 2024-08-14 | |
| 2024-03-31 | $960,854 | 178,930 | Shares | Defined | 2024-05-14 | |
| 2023-12-31 | $1,430,348 | 284,930 | Shares | Defined | 2024-02-14 | |
| 2023-09-30 | $499,158 | 295,360 | Shares | Defined | 2023-11-14 | |
| 2023-06-30 | $831,247 | 299,010 | Shares | Defined | 2023-08-15 | |
| 2023-03-31 | $457,835 | 251,558 | Shares | Defined | 2023-05-15 | |
| 2022-12-31 | $1,144,593 | 225,758 | Shares | Defined | 2023-02-15 | |
| 2022-09-30 | $1,122,017 | 225,758 | Shares | Defined | 2022-11-15 | |
| 2022-06-30 | $839,819 | 225,758 | Shares | Defined | 2022-08-15 | |
| 2022-03-31 | $1,043,785 | 186,058 | Shares | Defined | 2022-05-13 | |
| 2021-12-31 | $915,392 | 150,558 | Shares | Defined | 2022-02-14 | |
| 2021-09-30 | $910,690 | 93,500 | Shares | Defined | 2021-11-10 | |
| 2021-06-30 | $1,433,712 | 100,400 | Shares | Defined | 2021-07-30 | |
| 2021-03-31 | $1,087,292 | 45,800 | Shares | Defined | 2021-05-06 | |
| No filing history on record for this holder in this stock. | ||||||