Position in ALT
as of Mar 31, 2026
· filed May 15, 2026
Position Value
$193,759
+$107,884 QoQ
Shares Held
62,909
+266.3% QoQ
Ownership
0.032%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Jun 2023
9 quarters on record
Voting authority
Sole 100%
Shared 0%
None 0%
Common Shares in ALT Over Time
Shares Held
Position Value (USD)
Position in Biotechnology
Healthcare · as of Jun 30, 2026AMERICAN CENTURY COMPANIES INC holds $3,618,743,392 across 179 Biotechnology names.
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | ALNY |
Alnylam Pharmaceuticals, Inc.
|
1,853,956 | $558,096,374 | |
| 2 | ASND |
Ascendis Pharma A/S
|
1,400,575 | $373,561,364 | |
| 3 | VRTX |
Vertex Pharmaceuticals Inc / Ma
|
580,901 | $288,550,953 | |
| 4 | ARGX |
Argenx SE
|
173,193 | $160,683,269 | |
| 5 | IONS |
Ionis Pharmaceuticals Inc
|
1,947,076 | $154,383,656 | |
| 6 | EXEL |
Exelixis, Inc.
|
1,791,664 | $97,484,438 | |
| 7 | HRMY |
Harmony Biosciences Holdings, Inc.
|
2,539,512 | $92,463,631 | |
| 8 | GPCR |
Structure Therapeutics Inc.
|
1,682,179 | $90,282,546 |
All Filings in ALT
Export CSV
9 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $193,759 | 62,909 | Shares | Defined | 2026-05-15 | |
| 2025-03-31 | $85,875 | 17,175 | Shares | Defined | 2025-05-13 | |
| 2024-12-31 | $322,589 | 44,742 | Shares | Defined | 2025-02-11 | |
| 2024-09-30 | $202,337 | 32,954 | Shares | Defined | 2024-11-12 | |
| 2024-06-30 | $87,733 | 13,193 | Shares | Defined | 2024-08-07 | |
| 2024-03-31 | $800,697 | 78,654 | Shares | Defined | 2024-05-14 | |
| 2023-12-31 | $406,518 | 36,135 | Shares | Defined | 2024-02-13 | |
| 2023-09-30 | $55,286 | 21,264 | Shares | Defined | 2023-11-13 | |
| 2023-06-30 | $39,433 | 11,171 | Shares | Defined | 2023-08-14 | |
| No filing history on record for this holder in this stock. | ||||||