Roberts Brandi Insider Trades & Stock Holdings

Chief Financial Officer · Definium Therapeutics, Inc. · Latest filing Sep 25, 2026

Roberts Brandi, Chief Financial Officer at Definium Therapeutics, Inc. has 1 Form 4 trade on file since Sep 25, 2026. Open-market activity: 0 purchases ($0) and 1 sale ($123.50K), net -$123.50K. Latest filing: disposed of 3.38K shares of $DFTX on Sep 25, 2026 at $36.57.

Trades on file

1

Open-market bought

$0

Open-market sold

$123.50K

Net open-market

-$123.50K

Latest filing

Sep 25, 2026

All insider trades by Roberts Brandi

Date	Ticker	Type	Shares	Price	Value	Owned after	ΔOwn	1W	1M	6M	Role	Filing	Story
Sep 25, 2026	$DFTX	Sell (Open-market sale) 10b5-1	3.38K	$36.57	$123.50K			+3.4%			Chief Financial 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 Roberts Brandi traded

• $DFTX

Frequently asked questions

Has Roberts Brandi been buying or selling stock?

Roberts Brandi has 0 open-market purchases and 1 open-market sale on file, net -$123.50K. Grants, option exercises and tax withholding are listed separately because they are not open-market trades.

What was Roberts Brandi's latest insider trade?

disposed of 3.38K shares of $DFTX on Sep 25, 2026 at $36.57.

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.