MAETZOLD DEREK J (Pres. & Chief Exec. Officer) sold 38.5% of their position (7.23K shares) of CASTLE BIOSCIENCES INC on the open market
Open‑market sale worth $217.1K — a major position exit. Review remaining holdings and any 10b5‑1 plan disclosures.
Common Stock
Shares
+1.10K
Price / share
$2.39
Trade value
$2.63K
% of position
Common Stock
Shares
−1.10K
Price / share
$30.02
Trade value
$33.02K
% of position
Common Stock
Shares
−2.71K
Price / share
$30.02
Trade value
$81.47K
% of position
Common Stock
Shares
−2.31K
Price / share
$30.02
Trade value
$69.23K
% of position
Common Stock
Shares
−278.00
Price / share
$30.02
Trade value
$8.35K
% of position
Common Stock
Shares
−278.00
Price / share
$30.02
Trade value
$8.35K
% of position
Common Stock
Shares
−278.00
Price / share
$30.02
Trade value
$8.35K
% of position
Common Stock
Shares
−278.00
Price / share
$30.02
Trade value
$8.35K
% of position
Net shares
−6.13K
Net value
-$214.48K
| Security | Date | Type | Shares | Price / Share | Trade Value | % of Position | Held Before | Held After |
|---|---|---|---|---|---|---|---|---|
| Common Stock Direct | 8/14/2026 | M · Option Exercise | +1.10K | $2.39 | $2.63K | 5.1% | 21.48K | 22.58K |
| Common Stock Direct | 8/14/2026 | S · Sale | −1.10K | $30.02 | $33.02K | 4.9% | 22.58K | 21.48K |
| Common Stock Indirect | 8/14/2026 | S · Sale | −2.71K | $30.02 | $81.47K | 11.8% | 23.07K | 20.36K |
| Common Stock Indirect | 8/14/2026 | S · Sale | −2.31K | $30.02 | $69.23K | 11.8% | 19.61K | 17.30K |
| Common Stock Indirect | 8/14/2026 | S · Sale | −278.00 | $30.02 | $8.35K | 2.4% | 11.81K | 11.53K |
| Common Stock Indirect | 8/14/2026 | S · Sale | −278.00 | $30.02 | $8.35K | 2.4% | 11.81K | 11.53K |
| Common Stock Indirect | 8/14/2026 | S · Sale | −278.00 | $30.02 | $8.35K | 2.4% | 11.81K | 11.53K |
| Common Stock Indirect | 8/14/2026 | S · Sale | −278.00 | $30.02 | $8.35K | 2.4% | 11.81K | 11.53K |
| Total | −6.13K | -$214.48K | ||||||
Stock option (right to buy)
Common Stock
1.10K shares
Shares
−1.10K
Strike price
2.39
Held after
37.76K
Exercisable
—
| Security | Converts To | Date | Type | Shares | Strike Price | Exercisable | Held After |
|---|---|---|---|---|---|---|---|
| Stock option (right to buy) Direct | Common Stock1.10K shares | 8/14/2026 | M · Option Exercise | −1.10K | 2.39 | — | 37.76K |
Common Stock
IndirectCommon Stock
IndirectCommon Stock
IndirectCommon Stock
Indirect| Security Title | Shares Owned | Ownership Type |
|---|---|---|
| Common Stock | 11.96K | Indirect |
| Common Stock | 23.22K | Indirect |
| Common Stock | 40.94K | Indirect |
| Common Stock | 27.86K | Indirect |
| Total | 103.98K | 103.98K indirect |