Position in CLDX
as of Jun 30, 2026
· filed Aug 14, 2026
Position Value
$355,119,994
+$83,581,700 QoQ
Shares Held
9,543,671
+11.5% QoQ
Ownership
12.2%
of shares outstanding
% of Portfolio
0.06%
of 13F equity value
Holder Rank
#1
of 252 holders
Holding Since
Dec 2020
23 quarters on record
Voting authority
Sole 0%
Shared 89%
None 11%
Common Shares in CLDX Over Time
Shares Held
Position Value (USD)
Position in Biotechnology
Healthcare · as of Jun 30, 2026WELLINGTON MANAGEMENT GROUP LLP holds $14,994,233,945 across 206 Biotechnology names. CLDX ranks #18 (2.4% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | VRTX |
Vertex Pharmaceuticals Inc / Ma
|
3,247,658 | $1,613,209,155 | |
| 2 | ARGX |
Argenx SE
|
930,548 | $863,334,513 | |
| 3 | REGN |
Regeneron Pharmaceuticals, Inc.
|
1,270,087 | $791,950,042 | |
| 4 | RVMD |
Revolution Medicines, Inc.
|
3,843,415 | $719,794,757 | |
| 5 | ALNY |
Alnylam Pharmaceuticals, Inc.
|
2,110,407 | $635,295,816 | |
| 6 | IONS |
Ionis Pharmaceuticals Inc
|
7,651,415 | $606,680,693 | |
| 7 | CYTK |
Cytokinetics Inc
|
6,931,770 | $590,517,483 | |
| 8 | MDGL |
Madrigal Pharmaceuticals, Inc.
|
825,714 | $443,367,129 |
All Filings in CLDX
Export CSV
23 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | $355,119,994 | 9,543,671 | Shares | Defined | 2026-08-14 | |
| 2026-03-31 | $271,538,294 | 8,560,476 | Shares | Defined | 2026-05-15 | |
| 2025-12-31 | $219,442,150 | 8,079,608 | Shares | Defined | 2026-02-17 | |
| 2025-09-30 | $150,046,074 | 5,800,003 | Shares | Defined | 2025-11-14 | |
| 2025-06-30 | $106,477,831 | 5,232,326 | Shares | Defined | 2025-08-14 | |
| 2025-03-31 | $151,627,837 | 8,354,151 | Shares | Defined | 2025-05-13 | |
| 2024-12-31 | $226,819,296 | 8,975,833 | Shares | Defined | 2025-02-12 | |
| 2024-09-30 | $314,189,926 | 9,243,599 | Shares | Defined | 2024-11-14 | |
| 2024-06-30 | $298,890,537 | 8,075,940 | Shares | Defined | 2024-08-14 | |
| 2024-03-31 | $320,963,766 | 7,647,457 | Shares | Defined | 2024-05-15 | |
| 2023-12-31 | $256,860,404 | 6,476,561 | Shares | Defined | 2024-02-12 | |
| 2023-09-30 | $149,484,041 | 5,431,833 | Shares | Defined | 2023-11-14 | |
| 2023-06-30 | $174,109,313 | 5,131,427 | Shares | Defined | 2023-08-14 | |
| 2023-03-31 | $150,454,360 | 4,181,611 | Shares | Defined | 2023-05-12 | |
| 2022-12-31 | $207,157,433 | 4,647,912 | Shares | Defined | 2023-02-13 | |
| 2022-09-30 | $86,599,400 | 3,080,733 | Shares | Defined | 2022-11-14 | |
| 2022-06-30 | $76,576,720 | 2,840,383 | Shares | Defined | 2022-08-15 | |
| 2022-03-31 | $120,226,348 | 3,529,840 | Shares | Defined | 2022-05-16 | |
| 2021-12-31 | $84,466,110 | 2,185,976 | Shares | Defined | 2022-02-11 | |
| 2021-09-30 | $117,717,200 | 2,180,352 | Shares | Defined | 2021-11-15 | |
| 2021-06-30 | $65,642,684 | 1,962,999 | Shares | Defined | 2021-08-16 | |
| 2021-03-31 | $38,907,959 | 1,888,736 | Shares | Defined | 2021-05-17 | |
| 2020-12-31 | $1,650,384 | 94,200 | Shares | Defined | 2021-02-12 | |
| No filing history on record for this holder in this stock. | ||||||