Derek J. Maetzold
Pres. & Chief Exec. Officer at Castle Biosciences · 105 reported transactions in 1 company · latest trade Oct 19, 2026
Their trades
Sold | Oct 19, 2026 | Oct 19, 2026 close $32.17 → Oct 29, 2026 close $38.51. S&P 500 +0.4% over the same days. | ||
Sold | Oct 19, 2026 | Oct 19, 2026 close $32.17 → Oct 29, 2026 close $38.51. S&P 500 +0.4% over the same days. | ||
Sold | Oct 19, 2026 | Oct 19, 2026 close $32.17 → Oct 29, 2026 close $38.51. S&P 500 +0.4% over the same days. | ||
Sold | Oct 5, 2026 | Oct 5, 2026 close $36.65 → Oct 29, 2026 close $38.51. S&P 500 −0.7% over the same days. | ||
Sold | Oct 5, 2026 | Oct 5, 2026 close $36.65 → Oct 29, 2026 close $38.51. S&P 500 −0.7% over the same days. | ||
Sold | Oct 5, 2026 | Oct 5, 2026 close $36.65 → Oct 29, 2026 close $38.51. S&P 500 −0.7% over the same days. | ||
Sold | Sep 21, 2026 | Sep 21, 2026 close $34.99 → Oct 29, 2026 close $38.51. S&P 500 −0.5% over the same days. | ||
Sold | Sep 21, 2026 | Sep 21, 2026 close $34.99 → Oct 29, 2026 close $38.51. S&P 500 −0.5% over the same days. | ||
Sold | Sep 21, 2026 | Sep 21, 2026 close $34.99 → Oct 29, 2026 close $38.51. S&P 500 −0.5% over the same days. |
$86.7K
Oct 19, 2026 close $32.17 → Oct 29, 2026 close $38.51. S&P 500 +0.4% over the same days.
$102K
Oct 19, 2026 close $32.17 → Oct 29, 2026 close $38.51. S&P 500 +0.4% over the same days.
$273.8K
Oct 19, 2026 close $32.17 → Oct 29, 2026 close $38.51. S&P 500 +0.4% over the same days.
$96.7K
Oct 5, 2026 close $36.65 → Oct 29, 2026 close $38.51. S&P 500 −0.7% over the same days.
$113.7K
Oct 5, 2026 close $36.65 → Oct 29, 2026 close $38.51. S&P 500 −0.7% over the same days.
$305.2K
Oct 5, 2026 close $36.65 → Oct 29, 2026 close $38.51. S&P 500 −0.7% over the same days.
$96K
Sep 21, 2026 close $34.99 → Oct 29, 2026 close $38.51. S&P 500 −0.5% over the same days.
$113K
Sep 21, 2026 close $34.99 → Oct 29, 2026 close $38.51. S&P 500 −0.5% over the same days.
$303.2K
Sep 21, 2026 close $34.99 → Oct 29, 2026 close $38.51. S&P 500 −0.5% over the same days.