Position in PRTA
as of Jun 30, 2026
· filed Aug 14, 2026
Position Value
$677,634
+$1,054 QoQ
Shares Held
69,217
-0.6% QoQ
Ownership
0.135%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
#58
of 187 holders
Holding Since
Mar 2020
26 quarters on record
Voting authority
Sole 100%
Shared 0%
None 0%
Common Shares in PRTA Over Time
Shares Held
Position Value (USD)
Position in Biotechnology
Healthcare · as of Jun 30, 2026ALLIANCEBERNSTEIN L.P. holds $5,177,847,011 across 257 Biotechnology names. PRTA ranks #153 (0.0% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | VRTX |
Vertex Pharmaceuticals Inc / Ma
|
3,019,315 | $1,499,784,339 | |
| 2 | ARGX |
Argenx SE
|
395,661 | $367,082,405 | |
| 3 | GMAB |
Genmab A/S
|
8,644,877 | $237,474,771 | |
| 4 | REGN |
Regeneron Pharmaceuticals, Inc.
|
292,338 | $182,284,436 | |
| 5 | TECH |
BIO-TECHNE Corp
|
2,002,026 | $141,443,136 | |
| 6 | HALO |
Halozyme Therapeutics, Inc.
|
1,696,538 | $132,788,029 | |
| 7 | KYMR |
Kymera Therapeutics, Inc.
|
981,521 | $112,551,013 | |
| 8 | BBIO |
BridgeBio Pharma, Inc.
|
1,453,504 | $108,256,977 |
All Filings in PRTA
Export CSV
26 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | $677,634 | 69,217 | Shares | Defined | 2026-08-14 | |
| 2026-03-31 | $676,580 | 69,607 | Shares | Defined | 2026-05-15 | |
| 2025-12-31 | $664,746 | 69,607 | Shares | Defined | 2026-02-17 | |
| 2025-09-30 | $679,364 | 69,607 | Shares | Defined | 2025-11-14 | |
| 2025-06-30 | $531,653 | 87,587 | Shares | Defined | 2025-08-14 | |
| 2025-03-31 | $578,568 | 46,753 | Shares | Defined | 2025-05-15 | |
| 2024-12-31 | $647,529 | 46,753 | Shares | Defined | 2025-02-12 | |
| 2024-09-30 | $782,060 | 46,746 | Shares | Defined | 2024-11-14 | |
| 2024-06-30 | $964,837 | 46,746 | Shares | Defined | 2024-08-14 | |
| 2024-03-31 | $1,157,898 | 46,746 | Shares | Defined | 2024-05-14 | |
| 2023-12-31 | $1,698,749 | 46,746 | Shares | Defined | 2024-02-14 | |
| 2023-09-30 | $2,207,244 | 45,746 | Shares | Defined | 2023-11-14 | |
| 2023-06-30 | $3,355,688 | 49,146 | Shares | Defined | 2023-08-15 | |
| 2023-03-31 | $2,174,655 | 44,866 | Shares | Defined | 2023-05-15 | |
| 2022-12-31 | $2,703,176 | 44,866 | Shares | Defined | 2023-02-15 | |
| 2022-09-30 | $2,750,540 | 45,366 | Shares | Defined | 2022-11-15 | |
| 2022-06-30 | $1,231,686 | 45,366 | Shares | Defined | 2022-08-15 | |
| 2022-03-31 | $1,623,708 | 44,400 | Shares | Defined | 2022-05-13 | |
| 2021-12-31 | $2,188,420 | 44,300 | Shares | Defined | 2022-02-14 | |
| 2021-09-30 | $3,201,076 | 44,940 | Shares | Defined | 2021-11-10 | |
| 2021-06-30 | $2,546,851 | 49,540 | Shares | Defined | 2021-07-30 | |
| 2021-03-31 | $1,076,140 | 42,840 | Shares | Defined | 2021-05-06 | |
| 2020-12-31 | $602,181 | 50,140 | Shares | Defined | 2021-02-08 | |
| 2020-09-30 | $549,849 | 55,040 | Shares | Defined | 2020-11-12 | |
| 2020-06-30 | $575,718 | 55,040 | Shares | Defined | 2020-08-13 | |
| 2020-03-31 | $554,688 | 51,840 | Shares | Defined | 2020-05-14 | |
| No filing history on record for this holder in this stock. | ||||||