Position in CSTL
as of Mar 31, 2026
· filed May 4, 2026
Position Value
$43,450,479
-$26,866,871 QoQ
Shares Held
1,769,877
-2.1% QoQ
Ownership
5.84%
of shares outstanding
% of Portfolio
0.02%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Jun 2020
23 quarters on record
Voting authority
Sole 100%
Shared 0%
None 0%
Common Shares in CSTL Over Time
Shares Held
Position Value (USD)
Position in Diagnostics & Research
Healthcare · as of Mar 31, 2026PRINCIPAL FINANCIAL GROUP INC holds $2,818,295,993 across 28 Diagnostics & Research names. CSTL ranks #10 (1.5% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | DHR |
Danaher Corp /De/
|
2,880,858 | $546,210,675 | |
| 2 | IDXX |
Idexx Laboratories Inc /De
|
881,189 | $495,131,285 | |
| 3 | ICLR |
Icon PLC
|
3,311,771 | $366,480,578 | |
| 4 | TMO |
Thermo Fisher Scientific Inc.
|
624,721 | $307,069,112 | |
| 5 | WAT |
Waters Corp /De/
|
1,019,289 | $303,544,262 | |
| 6 | MTD |
Mettler Toledo International Inc/
|
220,517 | $278,116,039 | |
| 7 | DGX |
Quest Diagnostics Inc
|
526,033 | $103,091,947 | |
| 8 | NTRA |
Natera, Inc.
|
311,068 | $62,210,488 |
All Filings in CSTL
Export CSV
23 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $43,450,479 | 1,769,877 | Shares | Defined | 2026-05-04 | |
| 2025-12-31 | $70,317,350 | 1,807,644 | Shares | Defined | 2026-02-02 | |
| 2025-09-30 | $40,857,463 | 1,794,355 | Shares | Defined | 2025-11-04 | |
| 2025-06-30 | $36,735,047 | 1,798,974 | Shares | Defined | 2025-08-08 | |
| 2025-03-31 | $29,386,816 | 1,467,873 | Shares | Defined | 2025-04-28 | |
| 2024-12-31 | $38,260,471 | 1,435,665 | Shares | Defined | 2025-01-31 | |
| 2024-09-30 | $43,878,589 | 1,538,520 | Shares | Defined | 2024-10-31 | |
| 2024-06-30 | $32,614,572 | 1,498,143 | Shares | Defined | 2024-07-29 | |
| 2024-03-31 | $33,944,254 | 1,532,472 | Shares | Defined | 2024-04-29 | |
| 2023-12-31 | $34,218,822 | 1,585,673 | Shares | Defined | 2024-02-07 | |
| 2023-09-30 | $25,033,850 | 1,482,170 | Shares | Defined | 2023-11-02 | |
| 2023-06-30 | $18,659,213 | 1,360,001 | Shares | Defined | 2023-08-07 | |
| 2023-03-31 | $29,243,979 | 1,287,147 | Shares | Defined | 2023-05-09 | |
| 2022-12-31 | $21,440,702 | 910,820 | Shares | Defined | 2023-02-09 | |
| 2022-09-30 | $11,364,098 | 435,740 | Shares | Defined | 2022-11-09 | |
| 2022-06-30 | $5,480,388 | 249,676 | Shares | Defined | 2022-08-10 | |
| 2022-03-31 | $7,960,407 | 177,450 | Shares | Defined | 2022-05-09 | |
| 2021-12-31 | $7,830,934 | 182,667 | Shares | Defined | 2022-02-09 | |
| 2021-09-30 | $11,292,764 | 169,816 | Shares | Defined | 2021-11-09 | |
| 2021-06-30 | $12,380,083 | 168,827 | Shares | Defined | 2021-08-10 | |
| 2020-12-31 | $5,261,336 | 78,352 | Shares | Defined | 2021-02-23 | |
| 2020-09-30 | $1,456,035 | 28,300 | Shares | Defined | 2020-11-06 | |
| 2020-06-30 | $998,785 | 26,500 | Shares | Defined | 2020-08-05 | |
| No filing history on record for this holder in this stock. | ||||||