Brumm Joshua T Insider Trades & Stock Holdings

Chief Executive Officer · Crescent Biopharma, Inc. · Latest filing Sep 18, 2026

Brumm Joshua T, Chief Executive Officer at Crescent Biopharma, Inc. has 2 Form 4 trades on file since Sep 16, 2026. Open-market activity: 0 purchases ($0) and 2 sales ($159.78K), net -$159.78K. Latest filing: disposed of 7.84K shares of $CBIO on Sep 18, 2026 at $16.71.

Trades on file

2

Open-market bought

$0

Open-market sold

$159.78K

Net open-market

-$159.78K

Latest filing

Sep 18, 2026

All insider trades by Brumm Joshua T

Date	Ticker	Type	Shares	Price	Value	Owned after	ΔOwn	1W	1M	6M	Role	Filing	Story
Sep 18, 2026	$CBIO	Sell (Open-market sale) 10b5-1	7.84K	$16.71	$130.96K						Chief Executive Officer		—
Sep 16, 2026	$CBIO	Sell (Open-market sale) 10b5-1	1.61K	$17.90	$28.82K						Chief Executive 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 Brumm Joshua T traded

• $CBIO

Frequently asked questions

Has Brumm Joshua T been buying or selling stock?

Brumm Joshua T has 0 open-market purchases and 2 open-market sales on file, net -$159.78K. Grants, option exercises and tax withholding are listed separately because they are not open-market trades.

What was Brumm Joshua T's latest insider trade?

disposed of 7.84K shares of $CBIO on Sep 18, 2026 at $16.71.

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.