Skip to content

When insiders speak, we transcribe.

Long-form, data-driven studies on 1.6M+ filings across 37 markets. Comparative regulation, walk-forward backtests, profiles, market mechanics.

1,036
published studies
1.6M+
filings analysed
37
markets covered
Market Mechanics

Oklo director John Jansen sells EUR 201,010 as SMR names slip

Oklo director John Jansen sold EUR 201,010 of stock while SMR peers and nuclear power names traded under pressure from dilution and execution risk.

8 min
Market Mechanics

Varex director sells EUR 129k as Teledyne bid caps upside

Varex director Jay K. Kunkel sold EUR 129k after the Teledyne bid, while a broader insider cluster sold into a stock near its deal price.

9 min
Market Mechanics

David Arnold sells £95k as Grafton leans on Iberia

Grafton’s CFO sold £95k after a solid half-year, while Ireland and Iberia kept the story intact and UK construction stayed weak.

9 min
Market Mechanics

Kodiak Gas Services: 6 insiders sell as power demand holds

Kodiak Gas Services has 6 insiders selling into a firm midstream backdrop, while compression stays tight and power growth keeps the story alive.

10 min
Market Mechanics

Zimmer Biomet, Stryker and a 3-insider sell cluster

Zimmer Biomet’s insider sales hit as Stryker pushes robotics and Smith+Nephew buys growth. Here is the comparison, the filings, and the risk.

9 min
Market Mechanics

Immunome’s $334k sale lands as biotech stays choppy

Jack Higgins sold 13,200 Immunome shares for EUR 334,224 as biotech stays volatile and the company’s insider cluster keeps building.

9 min
Market Mechanics

Amber Russell sells EUR 350,388 as DK rides a refinery rally

Delek US is near a 52-week high, but Amber Russell’s EUR 350,388 sale and a wider insider cluster ask a harder question.

10 min
Market Mechanics

Wupen Yuen sells 1,500 Lumentum shares as AI optics runs hot

Wupen Yuen sold 1,500 Lumentum shares in September. The filing lands as AI optics demand, peer moves, and valuation noise keep LITE volatile.

9 min
Market Mechanics

Chime’s 12 September sales and the fintech backdrop

Chime’s DST Global sales hit as fintech funding, guidance and peer trading stay active. Here is what the filings add, and what they do not.

9 min
Market Mechanics

ProCredit’s five-buy cluster and the ECB rate squeeze

Five insiders bought ProCredit on September 15 as ECB tightening, bank lending caution and peer weakness frame the filing.

8 min
Market Mechanics

Semtech CFO sells EUR 93,857 as AI chip names wobble

Semtech CFO Mark Lin sold 683 shares under a 10b5-1 plan as AI chip stocks wobbled and Semtech’s insider cluster stayed active.

10 min
Market Mechanics

WBD directors sold near $28 as Paramount bid hangs

Warner Bros. Discovery insiders sold near $28 while the Paramount Skydance bid and a tight trading range keep the stock pinned.

10 min