Security key
14843C105
CASTLE BIOSCIENCES INC - Common Stock, $0.001 par value per share (CSTL)
CUSIP: 14843C105
Q2 2020 13F Holders as of 30 Jun 2020
- Security type / class
- Equity / Common Stock, $0.001 par value per share
- Total 13F shares
- 11,747,525
- Total 13F value
- $443,283,646
- Share change
- +4,421,661
- SEC-reported price per share
- $37.69
- Number of holders
- 125
- Value change
- +$169,050,988
- Number of buys
- 97
- Number of sells
- 23
- Shares outstanding
- 30,343,438
Holder snapshot
6 signals
Security identity
Names, identifiers, and filing context for this profile.
1 source field
Report period
Q2 2020
Institutions
125
Top holders
10
CSTL full security history
Ownership snapshot
Full 13F holder table
Newer quarter: Q3 2020
Previous quarter: Q1 2020
CASTLE BIOSCIENCES INC SEC filings
CASTLE BIOSCIENCES INC company facts
Broader feeds
Reporting periods
Holder history for CUSIP 14843C105
Recent filing periods:
Ownership snapshot
Top reported holders of CSTL - CASTLE BIOSCIENCES INC - Common Stock, $0.001 par value per share (13F + 13D/G + 3/4/5)
Grouped by holder across the latest SEC ownership disclosures. Start with comparable ownership when available, then verify the linked 13F, 13D/G, or 3/4/5 evidence.
Comparable stake leader
BlackRock Finance, Inc.
Disclosed value leader
BlackRock Finance, Inc.
Comparable rows
15/15
Latest evidence
31 Mar 2020
13F
Lead comparable stake: 2.4%
Showing 1-6 of 15 holder rows.
Quick read
BlackRock Finance, Inc. leads the comparable SEC ownership view at 2.4%.
15 of 15 rows have a safely comparable ownership percentage. Use this as a filing-backed starting point, then open the detailed table for source links, reporting role, position value, share count, and filing date.
Open SEC evidence
Opens BlackRock Finance, Inc.'s linked filing trail.
Comparable ownership
Top 5
BlackRock Finance, Inc.
2.4%
NEXPOINT ASSET MANAGEMENT, L.P.
2.3%
RTW INVESTMENTS, LP
2.3%
WASATCH ADVISORS LP
2.1%
DRIEHAUS CAPITAL MANAGEMENT LLC
1.3%
Ownership % is shown only when SEC disclosures are safely comparable across share classes.
Detailed SEC evidence table Showing 1-6 of 15 holder rows
| Holder | Evidence | Ownership % | Position | 12M Net Δ | As of |
|---|---|---|---|---|---|
| BlackRock Finance, Inc. |
13F
Company
|
2.4%
|
$21,320,000
715,195 shares
|
— | 31 Mar 2020 |
| NEXPOINT ASSET MANAGEMENT, L.P. |
13F
Company
|
2.3%
|
$21,077,000
707,032 shares
|
— | 31 Mar 2020 |
| RTW INVESTMENTS, LP |
13F
Company
|
2.3%
|
$20,811,000
698,118 shares
|
— | 31 Mar 2020 |
| WASATCH ADVISORS LP |
13F
Company
|
2.1%
|
$19,381,000
650,145 shares
|
— | 31 Mar 2020 |
| DRIEHAUS CAPITAL MANAGEMENT LLC |
13F
Company
|
1.3%
|
$12,127,000
406,817 shares
|
— | 31 Mar 2020 |
| GOLDMAN SACHS GROUP INC |
13F
Company
|
1%
|
$9,331,000
312,989 shares
|
— | 31 Mar 2020 |
How to read this table
Rows are grouped by holder and ranked first by SEC-reported ownership % when it is safely comparable, then by disclosed holdings value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.
13F holder rows
Institutional holders as of Q2 2020
Investor-level positions for this CUSIP, loaded as an interactive table.
Institutions
125
Shares
11,747,525
Rows available
125
| Investor | Option | Weight % | Change % | SEC-reported value | * Price | Shares | Share Change | Activity | Report Period |
|---|
* SEC-reported price is the security price as of the portfolio date and can indicate the last known price at which the security was still held. The marker flags a reported price that did not pass the local price check.
Compare Q2 2020 vs Q1 2020 Across Filers
Q1 2020 holders
88
Q2 2020 holders
125
Holder diff
37
| Investor | Q1 2020 Shares | Q2 2020 Shares | Share Diff | Share Chg % | Q1 2020 value | Q2 2020 value | Value change | Value Chg % |
|---|
Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).
Quarterly Holders Trend
Quarterly Value Trend
Quarterly Shares Trend