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Multi-market insider intelligence. Official public filings, re-aggregated and scored. Free account open.

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Built in Paris. Public sources across 43 markets: AMF France, SEC EDGAR Form 4 US, BaFin Germany, SIX SER Switzerland, RNS United Kingdom, SEDI Canada, Consob Italy, CNMV Spain, AFM Netherlands, FSMA Belgium, Oslo Bors Norway, Nasdaq Helsinki, Nasdaq Copenhagen, ASX Australia, FMA Austria, CVM Brazil, HKEX Hong Kong, BSE-Sofia Bulgaria, Tadawul Saudi Arabia, DART South Korea, EDINET Japan, SSE and SZSE China, SEBI India, KNF Poland, PSE Philippines, NZX New Zealand, JSE South Africa, among others. Prices + fundamentals via Yahoo Finance, STOXX 600 sector ETFs (iShares Xetra). Stack: Next.js 16, Prisma, Vercel. Live out-of-sample tracker since 2026-05-27. Methodology audits: /methodologie and /docs/method-review/.

Sources: official public filings under MAR Art.19 (EU and EEA), SEC Section 16 / Form 4 (US), Art.56 SESTA (CH, SIX SER), NI 55-104 / SEDI (CA), Corporations Act s205G (AU) and equivalent regimes. Signals on this site are for educational use only and do not constitute investment advice within the meaning of MiFID II / SEC Reg-IA. Past performance does not guarantee future results. Swiss SIX SER filings are anonymised by law (role only, no name).

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Sigma Journal / Market Mechanics

Market Mechanics

From filing to price impact: microstructure, currency-normalised comparisons, walk-forward design.

721

published studies

Market Mechanics

Shell at 3,331.50 GBX, buybacks keep the bid alive

Shell fell 1.62% to 3,331.50 GBX as buybacks continued and energy peers stayed mixed. Here is what the latest company news and insider record say.

Aug 26, 20269 min

Market Mechanics

Lerøy’s 4-insider buying cluster after Q2 EBIT dip

Lerøy Seafood drew 4 insider buyers after Q2 EBIT fell to NOK 574m. Read the cluster against salmon pricing, Wild Catch guidance and Mowi.

Aug 26, 202610 min

Market Mechanics

1 2 3 4 5 6 7 8 9 10

ABC Arbitrage: two August 25 sales, and a 2026 cluster

ABC Arbitrage’s board-linked seller filed two August 25 disposals as the stock sits near EUR 5.10 and the business posts stronger activity.

Aug 26, 20269 min

Market Mechanics

Ipsen’s August selling cluster after a 38% run

Ipsen’s chairman sold EUR 620,488 after a strong year for the stock. Here is how that cluster reads against pharma, regulation and valuation.

Aug 26, 202611 min

Market Mechanics

Sea’s August 25 sales cluster after a 6.48% jump

Sea rallied 6.48% on August 25, then COO Ye Gang and CCO Wang Yanjun filed clustered sales. Here is how the filing fits Shopee’s growth.

Aug 26, 202610 min

Market Mechanics

ABC Arbitrage: AUBEPAR sells EUR 15,695 as ABCA slips

ABC Arbitrage’s board member AUBEPAR sold EUR 15,695 on August 25. Read the cluster against a volatile, low-growth arbitrage backdrop.

Aug 25, 202610 min

Market Mechanics

Ipsen board chair sells EUR 620k as H1 momentum holds

Ipsen’s board chair sold EUR 620k after a strong H1 and a 38% year-to-date run. The cluster, peers, and risks matter more than the filing alone.

Aug 25, 20269 min

Market Mechanics

Ahold Delhaize at €31.4, with Q2 strength and no fresh insider

Ahold Delhaize trades near €31.4 after a solid Q2, while the latest insider record is stale. Here is what the filing gap and sector backdrop mean.

Aug 25, 20269 min

Market Mechanics

ING buys back €53m as banks keep the bid

ING Group traded higher as buybacks, sector strength and a modest board change framed the tape. The insider record stays empty.

Aug 25, 20269 min

Market Mechanics

Hexagon's 4-insider buying cluster and SEK 100

Hexagon's board and CFO bought into strength near SEK 100 as industrial demand, Q2 growth and a mixed analyst backdrop frame the filing.

Aug 25, 20269 min

Market Mechanics

Antoine Flamarion buys EUR 36,529 as Tikehau rallies

Tikehau Capital co-founder Antoine Flamarion bought EUR 36,529 of stock on August 24. Here is the bull case, the catch, and the cohort read.

Aug 25, 202610 min

Market Mechanics

TheRealReal’s 4-insider sell cluster after a 22% GMV print

TheRealReal’s CEO, CFO and legal chief all filed August 21 share dispositions. Here is how the cluster looks against luxury resale, peers and the stock.

Aug 25, 202611 min