Company_Context
Financial Services
Security Brokers, Dealers & Flotation Companies
Institutional analysis of internal capital flows based on SEC Form 4 filings.
Signal_Window
Headline metrics use exact calendar-day windows.
7 directional transactions in 180D
Code P purchases and code S sales are measured from 2026.04.21 — 2026.10.17.
-$2.0M
Open-market buys minus sales2026.10.01
Latest available filing7
Reporting entities in windowConkling Lori A
$13.0KHarris Lawrence E
$2.0MAnalysis of eligible SEC Form 4 activity for IBKR indicates a bearish 180-day signal. The selected window contains transactions from 7 distinct reporting insiders, with aggregate nominal activity of $106.77M.
Open-market purchases minus open-market sales produce a negative net flow of $1.99M. Compensation-related awards and option exercises represent more nominal activity than directional open-market trades, so the signal should be interpreted cautiously.
Conkling Lori A recorded the largest aggregate purchase volume, while Harris Lawrence E recorded the largest aggregate sale volume. Form 4 activity provides useful ownership context, but it should not be treated as a standalone prediction of future price performance.
Enriched_Research_Context
These indicators use normalized SEC roles, issuer metadata, cluster detection and post-filing market prices already calculated by the data pipeline.
Financial Services
Security Brokers, Dealers & Flotation Companies
0
Clustered open-market purchase records in the recent filing sample.
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Recent_Filing_History
This table shows recent filing history and is not restricted by the selected 180D headline signal window.
The 180-day open-market signal is BEARISH, with net flow of $1.99M across 7 reporting insiders in the selected window.
The most recent insider transaction on record was filed on 2026.10.01. InsiderAlpha monitors EDGAR filings and updates this terminal as new Form 4 documents are published.
The selected 180-day window contains 7 distinct reporting insiders with eligible transactions for IBKR. This count changes when a different signal window is selected.
Conkling Lori A
OPEN_MARKET_BUYReporting insider · 2026.06.01
30D
+5.1%
90D
PENDING
180D
PENDING
Performance uses the latest matured open-market record in this sample. It describes subsequent market movement and does not imply that the filing caused the price change.