Brevan Howard Capital Management LP
Position in CSTL — Castle Biosciences Inc
CIK 1512857
ST. HELIER, Y9
Position in CSTL
as of Mar 31, 2026
· filed May 15, 2026
Position Value
$455,648
+$20,104 QoQ
Shares Held
18,560
-3.0% QoQ
Ownership
0.061%
of shares outstanding
% of Portfolio
0.01%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Sep 2024
5 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, 2026Brevan Howard Capital Management LP holds $30,568,031 across 20 Diagnostics & Research names. CSTL ranks #13 (1.5% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | NTRA |
Natera, Inc.
|
30,881 | $6,175,891 | |
| 2 | QGEN |
Qiagen N.V.
|
133,177 | $5,332,407 | |
| 3 | DHR |
Danaher Corp /De/
|
21,586 | $4,092,705 | |
| 4 | A |
Agilent Technologies, Inc.
|
35,679 | $4,066,692 | |
| 5 | RVTY |
Revvity, Inc.
|
26,071 | $2,284,080 | |
| 6 | SHC |
Sotera Health Co
|
127,142 | $1,823,216 | |
| 7 | IQV |
Iqvia Holdings Inc.
|
7,723 | $1,317,080 | |
| 8 | CRL |
Charles River Laboratories International, Inc.
|
5,712 | $985,320 |
All Filings in CSTL
Export CSV
5 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $455,648 | 18,560 | Shares | Defined | 2026-05-15 | |
| 2025-09-30 | $435,544 | 19,128 | Shares | Defined | 2025-11-14 | |
| 2025-06-30 | $843,366 | 41,301 | Shares | Defined | 2025-08-14 | |
| 2025-03-31 | $244,344 | 12,205 | Shares | Defined | 2025-05-15 | |
| 2024-09-30 | $302,939 | 10,622 | Shares | Defined | 2024-11-14 | |
| No filing history on record for this holder in this stock. | ||||||