UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC
Position in CSTL — Castle Biosciences Inc
CIK 861177
NEW YORK, NY
Position in CSTL
as of Mar 31, 2026
· filed May 13, 2026
Position Value
$1,594,864
-$1,113,661 QoQ
Shares Held
64,964
-6.7% QoQ
Ownership
0.214%
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 53%
Shared 0%
None 47%
Common Shares in CSTL Over Time
Shares Held
Position Value (USD)
Position in Diagnostics & Research
Healthcare · as of Mar 31, 2026UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC holds $4,969,794,403 across 32 Diagnostics & Research names. CSTL ranks #27 (0.0% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | TMO |
Thermo Fisher Scientific Inc.
|
2,449,697 | $1,204,099,562 | |
| 2 | DHR |
Danaher Corp /De/
|
5,225,861 | $990,823,242 | |
| 3 | IDXX |
Idexx Laboratories Inc /De
|
871,789 | $489,849,516 | |
| 4 | MTD |
Mettler Toledo International Inc/
|
241,360 | $304,403,227 | |
| 5 | A |
Agilent Technologies, Inc.
|
2,646,458 | $301,643,277 | |
| 6 | IQV |
Iqvia Holdings Inc.
|
1,499,267 | $255,684,990 | |
| 7 | LH |
Labcorp Holdings Inc.
|
900,202 | $240,182,890 | |
| 8 | WAT |
Waters Corp /De/
|
794,589 | $236,628,599 |
All Filings in CSTL
Export CSV
25 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $1,594,864 | 64,964 | Shares | Defined | 2026-05-13 | |
| 2025-12-31 | $2,708,525 | 69,628 | Shares | Defined | 2026-02-13 | |
| 2025-09-30 | $1,308,362 | 57,460 | Shares | Other | 2025-11-14 | |
| 2025-06-30 | $2,097,989 | 102,742 | Shares | Sole | 2025-08-14 | |
| 2025-03-31 | $1,361,977 | 68,031 | Shares | Defined | 2025-05-19 | |
| 2024-12-31 | $1,759,376 | 66,018 | Shares | Defined | 2025-02-14 | |
| 2024-09-30 | $1,583,770 | 55,532 | Shares | Defined | 2024-11-14 | |
| 2024-06-30 | $1,222,079 | 56,136 | Shares | Defined | 2024-08-14 | |
| 2024-03-31 | $704,102 | 31,788 | Shares | Defined | 2024-05-15 | |
| 2023-12-31 | $588,291 | 27,261 | Shares | Defined | 2024-02-14 | |
| 2023-09-30 | $460,437 | 27,261 | Shares | Defined | 2023-11-13 | |
| 2023-06-30 | $2,158,454 | 157,322 | Shares | Defined | 2023-08-11 | |
| 2023-03-31 | $3,574,352 | 157,322 | Shares | Defined | 2023-05-15 | |
| 2022-12-31 | $3,744,339 | 159,063 | Shares | Sole | 2023-02-14 | |
| 2022-09-30 | $3,816,702 | 146,346 | Shares | Other | 2022-11-14 | |
| 2022-06-30 | $3,449,486 | 157,152 | Shares | Defined | 2022-08-12 | |
| 2022-03-31 | $7,977,496 | 177,831 | Shares | Defined | 2022-05-16 | |
| 2021-12-31 | $8,027,105 | 187,243 | Shares | Defined | 2022-02-14 | |
| 2021-09-30 | $11,880,557 | 178,655 | Shares | Defined | 2021-11-15 | |
| 2021-06-30 | $13,698,555 | 186,807 | Shares | Defined | 2021-08-16 | |
| 2021-03-31 | $13,252,349 | 193,578 | Shares | Defined | 2021-05-14 | |
| 2020-12-31 | $12,769,780 | 190,168 | Shares | Defined | 2021-03-01 | |
| 2020-09-30 | $13,332,597 | 259,137 | Shares | Defined | 2020-11-13 | |
| 2020-06-30 | $6,184,136 | 164,079 | Shares | Defined | 2020-08-14 | |
| 2020-03-31 | $4,637,868 | 155,581 | Shares | Defined | 2020-05-15 | |
| No filing history on record for this holder in this stock. | ||||||