Mark Martinelli

Executive

Insider activity · 24 months2 buys0 salesCumulative net flow

Nov 24 · 0 buys · 0 salesDec 24 · 0 buys · 0 salesJan 25 · 0 buys · 0 salesFeb 25 · 0 buys · 0 salesMar 25 · 0 buys · 0 salesApr 25 · 0 buys · 0 salesMay 25 · 0 buys · 0 salesJun 25 · 0 buys · 0 salesJul 25 · 0 buys · 0 salesAug 25 · 0 buys · 0 salesSept 25 · 0 buys · 0 salesOct 25 · 0 buys · 0 salesNov 25 · 1 buy · 0 salesDec 25 · 0 buys · 0 salesJan 26 · 0 buys · 0 salesFeb 26 · 0 buys · 0 salesMar 26 · 0 buys · 0 salesApr 26 · 0 buys · 0 salesMay 26 · 0 buys · 0 salesJun 26 · 0 buys · 0 salesJul 26 · 1 buy · 0 salesAug 26 · 0 buys · 0 salesSept 26 · 0 buys · 0 salesOct 26 · 0 buys · 0 sales

Total declarations

Company

▲ Purchases (3 ops.)

€66k

▼ Sales (0 ops.)

—

Latest filing published 31 Jul 2026 for Chain Bridge Bancorp INC, €15k. Read the official filing

Filing timeline

BuySale

Mark Martinelli

Insider track record

Disclosed buys

Disclosed sells

T+90 hit rate

100%

T+90 mean return

+15.8%

Across 1 buy signal with a settled T+90 return. Return basis: close on the day after publication.

Signal history

Mark Martinelli: trading record in brief

Mark Martinelli is a declared insider of Chain Bridge Bancorp Inc, with filings sourced from SEC (Form 4). Over a trading history stretching from 3 October 2024 to 29 July 2026, the count stands at 6 filings.

The open-market record is one-sided, with 3 purchases worth €66k and not one sale. A purchase on the market is a deliberate choice to commit personal money, which is why it draws more attention than a grant. Besides market trades, the filings include 2 share grants. In 2026 alone, the filings show 1 purchase and no sales.

A typical purchase (the median) is worth €15k.

Most recently, on 31 July 2026, the filings show an open-market purchase worth €15k in Chain Bridge Bancorp Inc. The median gap between a trade and its publication by SEC (Form 4) is 1 day. Section 16 rules allow two business days to file each Form 4. Source: insider filings from SEC (Form 4). Past trades are no guide to future returns.