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Repeat Conviction

A CEO or board member is buying their stock — again.

The narrative pick. When the same CEO or director buys their own company's stock twice within 90 days, it's a deliberate, sustained signal — they liked it at €X, they like it more at €Y. Doesn't clear our formal alpha bar — included for the story; ships labelled experimental.

How the rule fires

Insider role ∈ {CEO, Board} · transaction is a buy · the same insider bought the same company at least once in the prior 90 days.

Recently Fired (Live Signals)

20 live signals in last 60 days · Refreshed 2026-10-17Open in Screener →
Historical Validation

12-Month Backtest Performance

The equity curve and statistics below show how this rule performed across our 12-month out-of-sample backtest window (May 19, 2025 – April 19, 2026). Past performance is not indicative of future results.

Window: 2025-05-19 → 2026-04-19
Mean return @ 30d
+2.4%
Hit rate
52%
Trades scored
533
Unique tickers
105
Worst single loss
-52%
Signals / month
37.2
What €1,000 per signal would have done
Cumulative P&L
+€12,647
+2.4% mean per signal · 533 trades
€-6,657€-1,237€4,183€9,603€15,0232025-05-192025-12-122026-04-17

Hypothetical, frictionless. €1,000staked the moment each signal fired, closed at the screen's default horizon. No trading costs, no slippage, no taxes. Backtest window 2025-05-19 → 2026-04-19.

12-Month Out-of-Sample Backtest Trades

Historical trades captured during the May 2025 – April 2026 backtest window to validate signal efficacy.

533 signals · 30-day horizon · €1,000 notional
Filing dateCompanyInsiderValueHorizonRaw return€ P&L
2026-04-17🇸🇪
Xer Tech Holding AB
$XER
Thomas Lundin
Member of the Board of Directors
€54430d-5.0%−€50
2026-04-16🇩🇪
ProCredit Holding AG
$PCZ
Joleska Popovska, Jovanka
Aufsichtsrat
€1k30d-7.0%−€70
2026-04-16🇸🇪
Skanska AB
Anders Danielsson
Chief Executive Officer (CEO)/Managing Directory
€28k30d-3.5%−€35
2026-04-16🇸🇪
Skanska AB
Anders Rättgård
Employee Representative of the Board of Directors or deputy Employee Representative of the Board of Directors
€40030d-3.5%−€35
2026-04-16🇸🇪
Skanska AB
Åsa Widholm Thunman
Other member of the company's administrative, management or supervisory body
€2k30d-3.5%−€35
2026-04-16🇸🇪
Skanska AB
Claes Larsson
Other member of the company's administrative, management or supervisory body
€14k30d-3.5%−€35
2026-04-16🇸🇪
Skanska AB
Fredrik Norrman
Employee Representative of the Board of Directors or deputy Employee Representative of the Board of Directors
€3k30d-3.5%−€35
2026-04-16🇸🇪
Skanska AB
Hans Reinholdsson
Employee Representative of the Board of Directors or deputy Employee Representative of the Board of Directors
€2k30d-3.5%−€35
2026-04-16🇸🇪
Skanska AB
Lena Hök
Other member of the company's administrative, management or supervisory body
€7k30d-3.5%−€35
2026-04-16🇸🇪
Skanska AB
Malte Fält
Employee Representative of the Board of Directors or deputy Employee Representative of the Board of Directors
€75630d-3.5%−€35

+ 523 more historical trades — sign up to see

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⚠️ Risks

Below the formal acceptance bar — mean of +2.4% is modest, drop-top-5 mean is only +1.2%, hit rate is 52%. We ship this as an experimental screen because the narrative is strong and the t-stat is real, but expect the edge to be small after costs. High frequency (~35 events/month) means alert fatigue risk.

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Free. Each alert names the company, insider, role, and value, with a link to the source filing. We add the safety filters we have (earnings-window suppression where data exists); we never wrap any screen as a recommendation.