MASSACHUSETTS FINANCIAL SERVICES CO /MA/
Position in NRIX — Nurix Therapeutics, Inc.
CIK 912938
Boston, MA
Position in NRIX
as of Mar 31, 2026
· filed May 14, 2026
Position Value
$660,346
-$169,458 QoQ
Shares Held
42,603
-2.6% QoQ
Ownership
0.041%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Mar 2023
13 quarters on record
Voting authority
Sole 83%
Shared 17%
None 0%
Common Shares in NRIX Over Time
Shares Held
Position Value (USD)
Position in Biotechnology
Healthcare · as of Jun 30, 2026MASSACHUSETTS FINANCIAL SERVICES CO /MA/ holds $2,249,676,327 across 65 Biotechnology names.
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | ASND |
Ascendis Pharma A/S
|
1,875,301 | $500,180,281 | |
| 2 | RVMD |
Revolution Medicines, Inc.
|
2,012,317 | $376,866,725 | |
| 3 | VRTX |
Vertex Pharmaceuticals Inc / Ma
|
423,049 | $210,141,127 | |
| 4 | TECH |
BIO-TECHNE Corp
|
2,746,462 | $194,037,538 | |
| 5 | SRRK |
Scholar Rock Holding Corp
|
2,607,348 | $143,404,140 | |
| 6 | LGND |
Ligand Pharmaceuticals Inc
|
375,762 | $118,774,610 | |
| 7 | ALNY |
Alnylam Pharmaceuticals, Inc.
|
350,560 | $105,529,075 | |
| 8 | BNTX |
BioNTech SE
|
677,708 | $63,060,728 |
All Filings in NRIX
Export CSV
13 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $660,346 | 42,603 | Shares | Defined | 2026-05-14 | |
| 2025-12-31 | $829,804 | 43,743 | Shares | Sole | 2026-01-22 | |
| 2025-09-30 | $430,666 | 46,609 | Shares | Sole | 2025-10-29 | |
| 2025-06-30 | $495,966 | 43,544 | Shares | Sole | 2025-08-08 | |
| 2025-03-31 | $510,911 | 43,006 | Shares | Sole | 2025-05-02 | |
| 2024-12-31 | $1,269,891 | 67,404 | Shares | Sole | 2025-02-12 | |
| 2024-09-30 | $1,559,755 | 69,415 | Shares | Sole | 2024-11-12 | |
| 2024-06-30 | $2,048,828 | 98,171 | Shares | Sole | 2024-08-09 | |
| 2024-03-31 | $1,657,851 | 112,779 | Shares | Sole | 2024-05-14 | |
| 2023-12-31 | $1,466,946 | 142,146 | Shares | Sole | 2024-02-08 | |
| 2023-09-30 | $320,892 | 40,826 | Shares | Sole | 2023-11-08 | |
| 2023-06-30 | $207,851 | 20,806 | Shares | Sole | 2023-08-09 | |
| 2023-03-31 | $189,108 | 21,296 | Shares | Sole | 2023-05-10 | |
| No filing history on record for this holder in this stock. | ||||||