Company_Context
Industrials
Railroads, Line-Haul Operating
Source: SEC SIC
MARKET_TICKER: NSC
NORFOLK SOUTHERN CORPInsider Trading & SEC Form 4 Analysis
Institutional analysis of internal capital flows based on SEC Form 4 filings.
Open-Market Signal
BULLISH
SOURCE: EDGAR_SYSTEMSTATUS: VERIFIED
Signal_Window
Headline metrics use exact calendar-day windows.
4 directional transactions in 365D
Code P purchases and code S sales are measured from 2025.08.29 — 2026.08.28.
Net_Flow_365D
+$1.0M
Open-market buys minus salesLatest_Form_4
2026.08.20
Latest available filingActive_Insiders_365D
18
Reporting entities in windowTop_Buyer_365D
ANDERSON RICHARD H
$732.8KTop_Seller_365D
Bhatt Anil
$253.4KAutomated_Intelligence_Report :: NSC
Analysis of eligible SEC Form 4 activity for NSC indicates a bullish 365-day signal. The selected window contains transactions from 18 distinct reporting insiders, with aggregate nominal activity of $5.02M.
Open-market purchases minus open-market sales produce a positive net flow of $1.01M. Open-market executions represent the majority of measured nominal activity in this window, making the directional flow more representative of voluntary trading activity.
ANDERSON RICHARD H recorded the largest aggregate purchase volume, while Bhatt Anil 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
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 :: NSC
Analyze NSC with advanced technical indicators.
View on TradingView (Get $15 Off)Recent Insider Flow :: NSC
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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 365D headline signal window.
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Automated_Queries :: Frequently Asked Questions
>Who is currently buying NSC stock?
During the last 365 calendar days, ANDERSON RICHARD H (Director) recorded the largest aggregate open-market purchase volume. Total insider buying in the window is $1.26M.
>Are NSC insiders selling their shares?
During the last 365 calendar days, eligible open-market sales total $0.25M. Bhatt Anil recorded the largest aggregate selling volume.
>What is the overall insider sentiment for NSC?
The 365-day open-market signal is BULLISH, with net flow of $1.01M across 18 reporting insiders in the selected window.
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