Position in ATYR
as of Mar 31, 2026
· filed May 8, 2026
Position Value
$8,860
+$3,219 QoQ
Shares Held
11,361
+57.7% QoQ
Ownership
0.012%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Sep 2025
3 quarters on record
Voting authority
Sole 63%
Shared 0%
None 37%
Common Shares in ATYR Over Time
Shares Held
Position Value (USD)
Position in Biotechnology
Healthcare · as of Jun 30, 2026Russell Investments Group, Ltd. holds $1,494,413,888 across 308 Biotechnology names.
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | VRTX |
Vertex Pharmaceuticals Inc / Ma
|
336,990 | $167,393,033 | |
| 2 | REGN |
Regeneron Pharmaceuticals, Inc.
|
230,151 | $143,508,345 | |
| 3 | RPRX |
Royalty Pharma plc
|
1,694,250 | $94,996,587 | |
| 4 | INCY |
Incyte Corp
|
425,616 | $48,247,822 | |
| 5 | ALNY |
Alnylam Pharmaceuticals, Inc.
|
158,228 | $47,631,369 | |
| 6 | BMRN |
Biomarin Pharmaceutical Inc
|
783,148 | $44,811,725 | |
| 7 | LGND |
Ligand Pharmaceuticals Inc
|
120,304 | $38,026,888 | |
| 8 | PTCT |
Ptc Therapeutics, Inc.
|
418,025 | $34,098,295 |
All Filings in ATYR
Export CSV
3 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $8,860 | 11,361 | Shares | Defined | 2026-05-08 | |
| 2025-12-31 | $5,641 | 7,205 | Shares | Defined | 2026-02-17 | |
| 2025-09-30 | $5,380 | 7,464 | Shares | Defined | 2025-11-13 | |
| No filing history on record for this holder in this stock. | ||||||