Position in CSTL
as of Mar 31, 2026
· filed May 15, 2026
Position Value
$620,378
-$362,625 QoQ
Shares Held
25,270
0.0% QoQ
Ownership
0.083%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Jun 2020
24 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, 2026ALLIANCEBERNSTEIN L.P. holds $4,424,324,474 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.
|
2,190,608 | $1,076,749,550 | |
| 2 | MTD |
Mettler Toledo International Inc/
|
757,108 | $954,864,609 | |
| 3 | WAT |
Waters Corp /De/
|
2,116,737 | $630,364,278 | |
| 4 | IQV |
Iqvia Holdings Inc.
|
2,878,897 | $490,967,093 | |
| 5 | LH |
Labcorp Holdings Inc.
|
877,428 | $234,106,564 | |
| 6 | GH |
Guardant Health, Inc.
|
1,905,637 | $176,023,689 | |
| 7 | ICLR |
Icon PLC
|
1,344,595 | $148,792,882 | |
| 8 | ILMN |
Illumina, Inc.
|
1,091,559 | $134,545,562 |
All Filings in CSTL
Export CSV
24 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $620,378 | 25,270 | Shares | Defined | 2026-05-15 | |
| 2025-12-31 | $983,003 | 25,270 | Shares | Defined | 2026-02-17 | |
| 2025-09-30 | $759,834 | 33,370 | Shares | Defined | 2025-11-14 | |
| 2025-06-30 | $681,415 | 33,370 | Shares | Defined | 2025-08-14 | |
| 2025-03-31 | $668,067 | 33,370 | Shares | Defined | 2025-05-15 | |
| 2024-12-31 | $889,310 | 33,370 | Shares | Defined | 2025-02-12 | |
| 2024-09-30 | $951,712 | 33,370 | Shares | Defined | 2024-11-14 | |
| 2024-06-30 | $726,464 | 33,370 | Shares | Defined | 2024-08-14 | |
| 2024-03-31 | $739,145 | 33,370 | Shares | Defined | 2024-05-14 | |
| 2023-12-31 | $964,410 | 44,690 | Shares | Defined | 2024-02-14 | |
| 2023-09-30 | $754,814 | 44,690 | Shares | Defined | 2023-11-14 | |
| 2023-06-30 | $613,146 | 44,690 | Shares | Defined | 2023-08-15 | |
| 2023-03-31 | $511,200 | 22,500 | Shares | Defined | 2023-05-15 | |
| 2022-12-31 | $529,650 | 22,500 | Shares | Defined | 2023-02-15 | |
| 2022-09-30 | $586,800 | 22,500 | Shares | Defined | 2022-11-15 | |
| 2022-06-30 | $958,907 | 43,686 | Shares | Defined | 2022-08-15 | |
| 2022-03-31 | $1,112,528 | 24,800 | Shares | Defined | 2022-05-13 | |
| 2021-12-31 | $1,058,889 | 24,700 | Shares | Defined | 2022-02-14 | |
| 2021-09-30 | $1,642,550 | 24,700 | Shares | Defined | 2021-11-10 | |
| 2021-06-30 | $1,855,249 | 25,300 | Shares | Defined | 2021-07-30 | |
| 2021-03-31 | $896,826 | 13,100 | Shares | Defined | 2021-05-06 | |
| 2020-12-31 | $725,220 | 10,800 | Shares | Defined | 2021-02-08 | |
| 2020-09-30 | $653,415 | 12,700 | Shares | Defined | 2020-11-12 | |
| 2020-06-30 | $508,815 | 13,500 | Shares | Defined | 2020-08-13 | |
| No filing history on record for this holder in this stock. | ||||||