MAETZOLD DEREK J (Pres. & Chief Exec. Officer) sold 38.1% of their position (44.13K shares) of CASTLE BIOSCIENCES INC on the open market
Open‑market sale worth $1.13M — a major position exit. Review remaining holdings and any 10b5‑1 plan disclosures.
Common Stock
Shares
+6.23K
Price / share
$2.39
Trade value
$14.88K
% of position
Common Stock
Shares
−17.31K
Price / share
$26.11
Trade value
$451.95K
% of position
Common Stock
Shares
−1.36K
Price / share
$26.11
Trade value
$35.43K
% of position
Common Stock
Shares
−1.16K
Price / share
$26.11
Trade value
$30.29K
% of position
Common Stock
Shares
−282.00
Price / share
$26.11
Trade value
$7.36K
% of position
Common Stock
Shares
−279.00
Price / share
$26.11
Trade value
$7.28K
% of position
Common Stock
Shares
−279.00
Price / share
$26.11
Trade value
$7.28K
% of position
Common Stock
Shares
−279.00
Price / share
$26.11
Trade value
$7.28K
% of position
Common Stock
Shares
−23.18K
Price / share
$25.28
Trade value
$585.94K
% of position
Net shares
−37.90K
Net value
-$1.12M
| Security | Date | Type | Shares | Price / Share | Trade Value | % of Position | Held Before | Held After |
|---|---|---|---|---|---|---|---|---|
| Common Stock Direct | 3/11/2026 | M · Option Exercise | +6.23K | $2.39 | $14.88K | 5.9% | 105.82K | 112.05K |
| Common Stock Direct | 3/11/2026 | S · Sale | −17.31K | $26.11 | $451.95K | 15.4% | 112.05K | 94.74K |
| Common Stock Indirect | 3/11/2026 | S · Sale | −1.36K | $26.11 | $35.43K | 2.6% | 52.92K | 51.57K |
| Common Stock Indirect | 3/11/2026 | S · Sale | −1.16K | $26.11 | $30.29K | 2.6% | 44.99K | 43.83K |
| Common Stock Indirect | 3/11/2026 | S · Sale | −282.00 | $26.11 | $7.36K | 7.8% | 3.62K | 3.34K |
| Common Stock Indirect | 3/11/2026 | S · Sale | −279.00 | $26.11 | $7.28K | 7.7% | 3.62K | 3.34K |
| Common Stock Indirect | 3/11/2026 | S · Sale | −279.00 | $26.11 | $7.28K | 7.7% | 3.62K | 3.34K |
| Common Stock Indirect | 3/11/2026 | S · Sale | −279.00 | $26.11 | $7.28K | 7.7% | 3.62K | 3.34K |
| Common Stock Direct | 3/12/2026 | S · Sale | −23.18K | $25.28 | $585.94K | 24.5% | 94.74K | 71.56K |
| Total | −37.90K | -$1.12M | ||||||
Stock option (right to buy)
Common Stock
6.23K shares
Shares
−6.23K
Strike price
2.39
Held after
14.28K
Exercisable
—
| Security | Converts To | Date | Type | Shares | Strike Price | Exercisable | Held After |
|---|---|---|---|---|---|---|---|
| Stock option (right to buy) Direct | Common Stock6.23K shares | 3/11/2026 | M · Option Exercise | −6.23K | 2.39 | — | 14.28K |
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 |