MAETZOLD DEREK J

Corporate insiderPres. & Chief Exec. OfficerOpen-market Form 4 activity · 15 Jun 2026 – 14 Aug 2026

Transactions

0 buys · 25 sells

Bought

Open-market purchases

Sold

$2.7M

Open-market sales

Stocks

Traded

★ Trade spotlightCSTLCASTLE BIOSCIENCES INCThe latest-traded stock and its 1Y chart are free

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All transactions

25 trades in the last 12 months · 1 grouped rows

	Stock	Trades	Bought	Sold	Latest
	CSTL CASTLE BIOSCIENCES INC	25 0 buys · 25 sells	—	$2.7M	14 Aug 2026

▸CSTLCASTLE BIOSCIENCES INC

25 trades · latest 14 Aug 2026— / $2.7M