Mark Christopher Capone

DermTech, Inc.Mesa Laboratories Inc /CO/Sera Prognostics, Inc.

Insider activity · 24 months1 buy0 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 · 0 buys · 0 salesDec 25 · 0 buys · 0 salesJan 26 · 0 buys · 0 salesFeb 26 · 0 buys · 0 salesMar 26 · 1 buy · 0 salesApr 26 · 0 buys · 0 salesMay 26 · 0 buys · 0 salesJun 26 · 0 buys · 0 salesJul 26 · 0 buys · 0 salesAug 26 · 0 buys · 0 salesSept 26 · 0 buys · 0 salesOct 26 · 0 buys · 0 sales

Total declarations

Companies

▲ Purchases (1 ops.)

€86k

▼ Sales (0 ops.)

—

Latest filing published 17 Aug 2026 for MESA LABORATORIES INC /CO/. Read the official filing

Filing timeline

BuySale

Mark Christopher Capone

Insider track record

Disclosed buys

Disclosed sells

T+90 hit rate

100%

T+90 mean return

+35.3%

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

Signal history

No signal scores available.

Mark Christopher Capone: trading record in brief

Mark Christopher Capone is a declared insider at 3 companies; the most frequent names are Mesa Laboratories Inc /CO/, DermTech, Inc. and Sera Prognostics, Inc. Between 18 July 2022 and 15 August 2026, the trades on record add up to 8 filings.

Every open-market trade on record is a purchase: 1 purchase worth €86k, and no sale. Buying on the open market means paying the going price with one's own funds, a different act from receiving shares as pay. Besides market trades, the filings include 4 share grants and 3 option exercises. 2026 to date brings 1 purchase and no sales.

On 17 August 2026 came the latest disclosure, an option exercise in Mesa Laboratories Inc /CO/. The latest purchase dates back some time: it was published 222 days ago, on 10 March 2026. Typically, a trade is published a median of 4 days after it takes place. US insiders must file a Form 4 within two business days of a trade. These figures are compiled from regulatory filings published by SEC (Form 4). They describe what insiders did and are not a recommendation.