Insider trade

Chain Bridge Bancorp (CBNA)Director bought ~$18K

Mark Martinelli, Director at Chain Bridge Bancorp, bought ~$18K of Chain Bridge Bancorp shares.

~$18K
Approx. value · 400 sh @ $44.00: 3,000
Holds after · shares reported

Traded: Jul 29, 2026
Filed: Jul 31, 2026

The story around this disclosure

Every dated public record OQRO holds about the company from 60 days before to 120 days after, oldest first. It shows what was going on; none of it is a stated reason for the trade.

Jul 14, 2026Company filing · Form 8-K · Executive changeChanged a top executive or board member“On July 14, 2026, the Board of Directors (the “Board”) of Chain Bridge Bancorp, Inc. (the “Company”), upon the recommendation of its Compensation Committee, adopted the Short-Term Incentive Cash Compensation Plan, effective July 14, 2026 (the “Short-Term Plan”).”
Jul 28, 2026Company filing · Form 8-K · ResultsReported its results
Jul 29, 2026 · this disclosureInsiderDirector purchased ~$18K of CBNA shares in the open market

View the official recordSEC Form 4

How to read SEC Form 4

Form 4 is the filing that officers, directors and owners of more than 10% of a US-listed company must send to the SEC within two business days after they buy, sell or otherwise change their holding of the company's stock.

Full guide: What is an SEC Form 4?

What else is on file for Chain Bridge Bancorp

For Chain Bridge Bancorp, OQRO holds 1 insider filing (SEC Form 4 or Form 144) dated in the last 90 days.

These are records OQRO holds, counted by their date, not a measure of how much trading took place. Routine paperwork such as option exercises and tax withholding is left out. Everything for the company is on its CBNA page.

Other recent filings by Mark Martinelli, Director

The full history of Mark Martinelli, Director is on the profile page.

How this filing works

Other disclosures at Chain Bridge Bancorp

Everything OQRO holds on this company is on its CBNA page.

This is one filing. OQRO holds the rest

Insider trades filed with the SEC, stock trades disclosed by members of Congress, fund holdings from 13F filings and federal contract awards, each one in plain words next to its official filing. On this page it opens why the trade stands out, what the company did around that time, the price since, and every field of the form.

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