As of Nov 2, 2026: Tom Frohlich (CEO, JBIO) reported no shares bought or sold themselves in the last 12 months (Form 4). JBIO's Quality Score is -5. Scores as of 5:08 PM ET, 15 minutes behind.

Tom Frohlich

Chief Executive Officer of Jade Biosciences

No shares they bought or sold themselves in the last 12 months. Their newest Form 4, for Feb 12: stock award (78,750 JBIO shares).

Bought$012 months Sold$012 months Last filedFeb 12stock award

From SEC Form 4s · Insiders have 2 business days to file a trade

Every trade Tom Frohlich reported

None in the last 12 months, as filed.

Their filings on the SEC's siteEvery Form 4 they filed, as filed, on EDGAR.

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Tom Frohlich's companies

Where they file, with the stock's Quality Score

Company	Title, as filed	Trades	Quality Score
JBIOJade BiosciencesCEO	Chief Executive Officerfiled Feb 13	0	-5

Alerts for Tom Frohlich

One alert for each Form 4 they file.

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Use this page

Kept by Andrew Gomes, Breakaway's founder, from the SEC's Form 4 filings. Updated Feb 12, 2026.

Free to reuse with a link to this page.

How to cite

Breakaway, Tom Frohlich: Chief Executive Officer at JBIO, Feb 12, 2026, getbreakaway.com/insiders/tom-frohlich

Journalists: email support@getbreakaway.com for the data behind this page.

Others who file at Jade Biosciences

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