Company_Context
Financial Services
Fire, Marine & Casualty Insurance
Source: SEC SIC
MARKET_TICKER: WTM
WHITE MTNS INS GROUP LTInsider Trading & SEC Form 4 Analysis
Institutional analysis of internal capital flows based on SEC Form 4 filings.
Open-Market Signal
NO SIGNAL
SOURCE: EDGAR_SYSTEMSTATUS: VERIFIED
Signal_Window
Headline metrics use exact calendar-day windows.
No directional open-market signal in 30D
No eligible transactions fall inside 2026.07.19 — 2026.08.17. Try a longer window to inspect earlier activity.
Latest available filing: 2026.05.21 · outside window
Net_Flow_30D
$0
Open-market buys minus salesLatest_Form_4
2026.05.21
Latest available · outside windowActive_Insiders_30D
0
Reporting entities in windowTop_Buyer_30D
No 30D buyer
No open-market buys in 30DTop_Seller_30D
No 30D seller
No open-market sales in 30DAutomated_Intelligence_Report :: WTM
The selected 30-day signal window for WTM contains no eligible transactions between 2026.07.19 — 2026.08.17. Consequently, the terminal reports no directional signal instead of interpreting zero flow as balanced buying and selling. The latest available Form 4 was recorded on 2026.05.21.
A longer signal window may reveal earlier directional activity. The filing table below intentionally remains independent of this selector so the underlying SEC history is still available for inspection. Form 4 activity provides useful ownership context, but it should not be treated as a standalone prediction of future price performance.
Enriched_Research_Context
More context behind the filing
These indicators use normalized SEC roles, issuer metadata, cluster detection and post-filing market prices already calculated by the data pipeline.
Cluster_Activity
0
Clustered open-market purchase records in the recent filing sample.
No coordinated buying cluster detected
Post_Filing_Performance
Live Market Chart :: WTM
Analyze WTM with advanced technical indicators.
View on TradingView (Get $15 Off)Recent Insider Flow :: WTM
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Recent_Filing_History
Inspect the underlying SEC transactions
This table shows recent filing history and is not restricted by the selected 30D headline signal window.
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Automated_Queries :: Frequently Asked Questions
>What is the overall insider sentiment for WTM?
No directional open-market signal is available for WTM in the selected 30-day window because no eligible code P purchases or code S sales were recorded.
>When was the latest SEC Form 4 filed for WTM?
The most recent insider transaction on record was filed on 2026.05.21. InsiderAlpha monitors EDGAR filings and updates this terminal as new Form 4 documents are published.
>How many corporate insiders are active in WTM?
The selected 30-day window contains 0 distinct reporting insiders with eligible transactions for WTM. This count changes when a different signal window is selected.
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