Market Data Evidence

Northrop Grumman closed Friday May 15 at 540.69, -1.45% on the day. Massive API verified open 548.72 / close 540.69 / high 552.80 / low 539.14.

Provenance — node opacity = source trust
Evidence Strength
Strong
Evidence Observed At
May 15, 2026 · 8:00 PM UTC
Citation
https://www.wsj.com/market-data/quotes/NOC
Citation Source
wsj
About Security
Northrop Grumman
Market Metric
Close Price
Observed Value
540.69