MAETZOLD DEREK J (Pres. & Chief Exec. Officer) sold 62.5% of their position (4.17K shares) of CASTLE BIOSCIENCES INC on the open market
Open‑market sale worth $104.7K — a major position exit. Review remaining holdings and any 10b5‑1 plan disclosures.
Common Stock
Shares
+550.00
Price / share
$2.39
Trade value
$1.31K
% of position
Common Stock
Shares
−550.00
Price / share
$25.10
Trade value
$13.80K
% of position
Common Stock
Shares
−1.36K
Price / share
$25.10
Trade value
$34.06K
% of position
Common Stock
Shares
−1.15K
Price / share
$25.10
Trade value
$28.94K
% of position
Common Stock
Shares
−278.00
Price / share
$25.10
Trade value
$6.98K
% of position
Common Stock
Shares
−278.00
Price / share
$25.10
Trade value
$6.98K
% of position
Common Stock
Shares
−278.00
Price / share
$25.10
Trade value
$6.98K
% of position
Common Stock
Shares
−278.00
Price / share
$25.10
Trade value
$6.98K
% of position
Net shares
−3.62K
Net value
-$103.39K
| Security | Date | Type | Shares | Price / Share | Trade Value | % of Position | Held Before | Held After |
|---|---|---|---|---|---|---|---|---|
| Common Stock Direct | 4/21/2026 | M · Option Exercise | +550.00 | $2.39 | $1.31K | 2.6% | 21.48K | 22.03K |
| Common Stock Direct | 4/21/2026 | S · Sale | −550.00 | $25.10 | $13.80K | 2.5% | 22.03K | 21.48K |
| Common Stock Indirect | 4/21/2026 | S · Sale | −1.36K | $25.10 | $34.06K | 2.8% | 48.85K | 47.49K |
| Common Stock Indirect | 4/21/2026 | S · Sale | −1.15K | $25.10 | $28.94K | 2.8% | 41.52K | 40.37K |
| Common Stock Indirect | 4/21/2026 | S · Sale | −278.00 | $25.10 | $6.98K | 10.0% | 2.78K | 2.50K |
| Common Stock Indirect | 4/21/2026 | S · Sale | −278.00 | $25.10 | $6.98K | 10.0% | 2.78K | 2.50K |
| Common Stock Indirect | 4/21/2026 | S · Sale | −278.00 | $25.10 | $6.98K | 10.0% | 2.78K | 2.50K |
| Common Stock Indirect | 4/21/2026 | S · Sale | −278.00 | $25.10 | $6.98K | 10.0% | 2.78K | 2.50K |
| Total | −3.62K | -$103.39K | ||||||
Stock option (right to buy)
Common Stock
550.00 shares
Shares
−550.00
Strike price
2.39
Held after
6.97K
Exercisable
—
| Security | Converts To | Date | Type | Shares | Strike Price | Exercisable | Held After |
|---|---|---|---|---|---|---|---|
| Stock option (right to buy) Direct | Common Stock550.00 shares | 4/21/2026 | M · Option Exercise | −550.00 | 2.39 | — | 6.97K |
Common Stock
IndirectCommon Stock
IndirectCommon Stock
Indirect| Security Title | Shares Owned | Ownership Type |
|---|---|---|
| Common Stock | 44.32K | Indirect |
| Common Stock | 85.96K | Indirect |
| Common Stock | 18.72K | Indirect |
| Total | 149K | 149K indirect |