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Who in Congress Has Traded Castle biosciences, Inc. - (CSTL)?

The Castle biosciences, Inc. - line shows up 1 time in the congressional disclosure record in 2020, filed by 1 member: 1 purchase against 0 sales. On balance the chamber has been net buyers.

1Trades
1Buys
0Sells
1Members
$33.50Latest close 2026-08-28
Congress buys vs latest close*

*Purchases only, weighted by the midpoint of each disclosed dollar band and marked to the latest close. Filings report a range, never a share count, so this follows the stock rather than anyone's position size.

100% buys0% sells

How it splits by party

Democrats
1 buys · 0 sells
1 member · 1 trade
DateMemberTypeAmountEst. priceLatest closeReturn
2020-12-21Josh GottheimerBUY$1K–$15K$71.86$33.50 2026-08-28-53.4%

Buys are marked to the latest close and treated as open. A sell tagged rt closes an earlier disclosed buy in the same name. exit shows how the stock moved after the member sold.

Frequently asked — Castle biosciences, Inc. - (CSTL) congressional trades

Which lawmakers have traded Castle biosciences, Inc. - (CSTL)?

1 member of the U.S. House and Senate has disclosed Castle biosciences, Inc. - transactions under the STOCK Act — 1 purchase and 0 sales. The full member-by-member breakdown, with dates and dollar ranges, is in the table above.

Which lawmakers bought CSTL recently?

No member of Congress has disclosed a CSTL purchase in the last 90 days. STOCK Act filings lag the trade by up to 45 days, so newer buys may still be pending disclosure.

How have Congress's CSTL trades performed?

Every CSTL trade is marked to the latest close in the Return column; sells matched to a prior buy show a realized round-trip return.

Is it legal for members of Congress to trade Castle biosciences, Inc. -?

Yes. Under the 2012 STOCK Act, members of Congress may buy and sell individual stocks but must publicly disclose each transaction within 45 days. Bargo surfaces those filings so you can see who traded CSTL and how it performed.

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