Position in CSTL
as of Mar 31, 2026
· filed May 12, 2026
Position Value
$942,179
-$554,226 QoQ
Shares Held
38,378
-0.2% QoQ
Ownership
0.127%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Mar 2020
25 quarters on record
Voting authority
Sole 18%
Shared 0%
None 82%
Common Shares in CSTL Over Time
Shares Held
Position Value (USD)
Position in Diagnostics & Research
Healthcare · as of Mar 31, 2026RHUMBLINE ADVISERS holds $1,136,235,129 across 32 Diagnostics & Research names. CSTL ranks #25 (0.1% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | TMO |
Thermo Fisher Scientific Inc.
|
611,950 | $300,791,783 | |
| 2 | DHR |
Danaher Corp /De/
|
1,012,199 | $191,912,930 | |
| 3 | IDXX |
Idexx Laboratories Inc /De
|
173,731 | $97,617,711 | |
| 4 | ILMN |
Illumina, Inc.
|
609,802 | $75,164,194 | |
| 5 | A |
Agilent Technologies, Inc.
|
499,389 | $56,920,358 | |
| 6 | IQV |
Iqvia Holdings Inc.
|
324,104 | $55,272,696 | |
| 7 | WAT |
Waters Corp /De/
|
178,037 | $53,019,418 | |
| 8 | MTD |
Mettler Toledo International Inc/
|
42,022 | $52,998,146 |
All Filings in CSTL
Export CSV
25 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $942,179 | 38,378 | Shares | Sole | 2026-05-12 | |
| 2025-12-31 | $1,496,405 | 38,468 | Shares | Sole | 2026-02-13 | |
| 2025-09-30 | $996,369 | 43,758 | Shares | Sole | 2025-11-06 | |
| 2025-06-30 | $927,006 | 45,397 | Shares | Sole | 2025-08-12 | |
| 2025-03-31 | $784,503 | 39,186 | Shares | Sole | 2025-05-29 | |
| 2024-12-31 | $1,063,121 | 39,892 | Shares | Sole | 2025-05-29 | |
| 2024-09-30 | $1,166,496 | 40,901 | Shares | Sole | 2024-11-12 | |
| 2024-06-30 | $912,075 | 41,896 | Shares | Sole | 2024-08-01 | |
| 2024-03-31 | $861,812 | 38,908 | Shares | Sole | 2024-05-09 | |
| 2023-12-31 | $818,054 | 37,908 | Shares | Sole | 2024-02-08 | |
| 2023-09-30 | $639,252 | 37,848 | Shares | Sole | 2023-11-09 | |
| 2023-06-30 | $511,879 | 37,309 | Shares | Sole | 2023-08-08 | |
| 2023-03-31 | $892,782 | 39,295 | Shares | Sole | 2023-05-11 | |
| 2022-12-31 | $892,448 | 37,912 | Shares | Sole | 2023-02-14 | |
| 2022-09-30 | $978,495 | 37,519 | Shares | Sole | 2022-11-10 | |
| 2022-06-30 | $752,446 | 34,280 | Shares | Sole | 2022-08-11 | |
| 2022-03-31 | $984,048 | 21,936 | Shares | Sole | 2022-05-12 | |
| 2021-12-31 | $895,897 | 20,898 | Shares | Sole | 2022-02-10 | |
| 2021-09-30 | $1,413,457 | 21,255 | Shares | Sole | 2021-11-12 | |
| 2021-06-30 | $1,497,618 | 20,423 | Shares | Sole | 2021-08-05 | |
| 2021-03-31 | $993,354 | 14,510 | Shares | Sole | 2021-05-06 | |
| 2020-12-31 | $906,726 | 13,503 | Shares | Sole | 2021-02-10 | |
| 2020-09-30 | $641,890 | 12,476 | Shares | Sole | 2020-11-12 | |
| 2020-06-30 | $481,075 | 12,764 | Shares | Sole | 2020-08-13 | |
| 2020-03-31 | $275,563 | 9,244 | Shares | Sole | 2020-05-06 | |
| No filing history on record for this holder in this stock. | ||||||