Position in CSTL
as of Mar 31, 2026
· filed May 5, 2026
Position Value
$1,206,950
-$4,311,908 QoQ
Shares Held
49,163
-65.3% QoQ
Ownership
0.162%
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 100%
Shared 0%
None 0%
Common Shares in CSTL Over Time
Shares Held
Position Value (USD)
Derivatives in CSTL
reported options exposure · as of Dec 31, 2024CallValue
$703,560
CallShares
26,400
PutValue
$0
PutShares
0
Notional value of option positions as reported on Form 13F. Calls and puts are disclosed separately and do not net against the common-share stake above.
Position in Diagnostics & Research
Healthcare · as of Mar 31, 2026UBS Group AG holds $3,683,964,878 across 46 Diagnostics & Research names. CSTL ranks #31 (0.0% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | TMO |
Thermo Fisher Scientific Inc.
|
2,453,453 | $1,205,945,748 | |
| 2 | DHR |
Danaher Corp /De/
|
2,549,143 | $483,317,510 | |
| 3 | WAT |
Waters Corp /De/
|
640,339 | $190,692,952 | |
| 4 | IDXX |
Idexx Laboratories Inc /De
|
305,167 | $171,470,284 | |
| 5 | MEDP |
Medpace Holdings, Inc.
|
340,433 | $163,472,521 | |
| 6 | LH |
Labcorp Holdings Inc.
|
564,529 | $150,621,981 | |
| 7 | ILMN |
Illumina, Inc.
|
1,162,435 | $143,281,736 | |
| 8 | DGX |
Quest Diagnostics Inc
|
702,337 | $137,644,004 |
All Filings in CSTL
Export CSV
29 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $1,206,950 | 49,163 | Shares | Defined | 2026-05-05 | |
| 2025-12-31 | $5,518,858 | 141,873 | Shares | Defined | 2026-01-29 | |
| 2025-09-30 | $6,634,311 | 291,362 | Shares | Defined | 2025-11-13 | |
| 2025-06-30 | $7,429,775 | 363,848 | Shares | Defined | 2025-08-14 | |
| 2025-03-31 | $976,154 | 48,759 | Shares | Defined | 2025-05-13 | |
| 2024-12-31 | $703,560 | 26,400 | Call | Defined | 2025-02-14 | |
| 2024-12-31 | $21,655,789 | 812,600 | Shares | Defined | 2025-02-14 | |
| 2024-09-30 | $1,543,900 | 54,134 | Shares | Defined | 2024-11-14 | |
| 2024-09-30 | $752,928 | 26,400 | Call | Defined | 2024-11-14 | |
| 2024-06-30 | $1,060,699 | 48,723 | Shares | Sole | 2024-08-14 | |
| 2024-03-31 | $1,214,771 | 54,843 | Shares | Defined | 2024-05-13 | |
| 2023-12-31 | $895,073 | 41,477 | Shares | Sole | 2024-02-09 | |
| 2023-09-30 | $304,711 | 18,041 | Shares | Defined | 2023-11-09 | |
| 2023-06-30 | $237,424 | 17,305 | Shares | Defined | 2023-08-11 | |
| 2023-03-31 | $240,241 | 10,574 | Shares | Defined | 2023-05-12 | |
| 2022-12-31 | $246,816 | 10,485 | Shares | Defined | 2023-02-08 | |
| 2022-09-30 | $185,975 | 7,131 | Shares | Defined | 2022-11-10 | |
| 2022-06-30 | $356,138 | 16,225 | Shares | Defined | 2022-08-10 | |
| 2022-03-31 | $172,666 | 3,849 | Shares | Defined | 2022-05-16 | |
| 2021-12-31 | $445,760 | 10,398 | Shares | Defined | 2022-02-14 | |
| 2021-09-30 | $83,523 | 1,256 | Shares | Defined | 2021-11-15 | |
| 2021-06-30 | $49,864 | 680 | Shares | Defined | 2021-08-13 | |
| 2021-03-31 | $628,256 | 9,177 | Shares | Defined | 2021-05-12 | |
| 2020-12-31 | $748,251 | 11,143 | Shares | Defined | 2021-02-11 | |
| 2020-12-31 | $1,007,250 | 15,000 | Call | Defined | 2021-02-11 | |
| 2020-12-31 | $1,007,250 | 15,000 | Put | Defined | 2021-02-11 | |
| 2020-09-30 | $206,931 | 4,022 | Shares | Defined | 2020-11-12 | |
| 2020-06-30 | $235,599 | 6,251 | Shares | Defined | 2020-07-31 | |
| 2020-03-31 | $199,220 | 6,683 | Shares | Sole | 2020-05-01 | |
| No filing history on record for this holder in this stock. | ||||||