Juvenal Tobin W Insider Trades & Stock Holdings

Chief Commercial Officer · Castle Biosciences, Inc. · Latest filing Oct 12, 2026

Juvenal Tobin W, Chief Commercial Officer at Castle Biosciences, Inc. has 3 Form 4 trades on file since Sep 29, 2026. Open-market activity: 0 purchases ($0) and 3 sales ($342.74K), net -$342.74K. Latest filing: disposed of 3.29K shares of $CSTL on Oct 12, 2026 at $33.64.

Trades on file

3

Open-market bought

$0

Open-market sold

$342.74K

Net open-market

-$342.74K

Latest filing

Oct 12, 2026

All insider trades by Juvenal Tobin W

Date	Ticker	Type	Shares	Price	Value	Owned after	ΔOwn	1W	1M	6M	Role	Filing	Story
Oct 12, 2026	$CSTL	Sell (Open-market sale) 10b5-1	3.29K	$33.64	$110.61K						Chief Commercial Officer		Read
Sep 30, 2026	$CSTL	Sell (Open-market sale) 10b5-1	1.03K	$34.20	$35.36K			-7.1%			Chief Commercial Officer		—
Sep 29, 2026	$CSTL	Sell (Open-market sale) 10b5-1	5.54K	$35.50	$196.77K			-4.4%			Chief Commercial Officer		—

"Buy" means shares acquired on the Form 4 (including grants and option exercises); "Sell" means shares disposed. 1W / 1M / 6M = how the stock moved after the trade.

Stocks Juvenal Tobin W traded

• $CSTL

Frequently asked questions

Has Juvenal Tobin W been buying or selling stock?

Juvenal Tobin W has 0 open-market purchases and 3 open-market sales on file, net -$342.74K. Grants, option exercises and tax withholding are listed separately because they are not open-market trades.

What was Juvenal Tobin W's latest insider trade?

disposed of 3.29K shares of $CSTL on Oct 12, 2026 at $33.64.

Data comes from public SEC Form 4 and 13F filings and STOCK Act disclosures. Dates are the trade or filing date reported. This page is for research only and is not investment advice.