NSC — structural market context
Structural market context from public regulatory and market data, shown with its as-of dates. Descriptive only: nothing on this page is a recommendation, a prediction, or advice to buy or sell any security.
What changed
As of the close on Oct 22. Each line shows the earlier value, the later value and their dates.
Close $338.23 (Oct 22) vs $328.09 (Oct 21): +3.09%.
1.90× its 20-session average (754K) on Oct 22.
Includes pre- and post-market trading.
Short interest 7.2M shares (settlement Sep 30) vs 7.6M (Sep 15).
No new publication in this window. Latest: settlement Sep 30, published Oct 10.
Latest file (settlements Sep 15–Sep 30, published Oct 16): 1 day with fails, largest 6 shares on Sep 28.
Previous file (settlements Sep 1–Sep 14, published Sep 30): no fails listed.
No new publication in this window.
None recorded in this window.
None recorded in this window.
NSC events and their magnitude
NSC short interest & days to cover
FINRA consolidated short interest, reported twice a month and published ~2 weeks after each settlement date. % of float uses reported free float. · as of 2026-09-30 (23d ago)
NSC fails-to-deliver (FTD)
SEC fails-to-deliver files, published twice a month with ~6 weeks of delay.
NSC analyst ratings
Rating actions as published by the firms, from public feeds. They are not graded here.
Frequently asked questions
More tickers starting with N
NSC: the full history
Latest rows shown. Full history, market-wide screens, cluster detection and the context journal live in the dashboard.
Not financial advice. Trading involves risk. Descriptive structural context, never a recommendation.