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503 companies monitored
12,842 documents processed
97% source coverage
Last updated May 19, 2026 9:35 AM ET

Costco Wholesale Corporation (COST)

Membership warehouse retail with grocery, general merchandise, fuel, and ancillary services.

NASDAQ·Consumer Staples·Consumer Staples Merchandise Retail·Market cap $390B·Next earnings May 28, 2026
Medium confidence · 79
Price
$884.21
+0.3 %
5D +1.9% · 20D +4.4%
Overall Sentiment
76
+4.5 pts
87th percentile vs SPY · z-score 1.5
Sentiment Momentum
77
+6.8 pts
Traffic consistency and membership fee optionality
Risk Language
34
-1.5 pts
Valuation sensitivity and merchandise mix
News Volume
57
-6.0 pts
Abnormal volume score 44
Narrative Shift
45
-14.0 pts
Primary topic: Consumer resilience
Price-NLP Divergence
16
+2.6 pts
Highlights where language and price action moved in different directions.

What Changed?

Data window 5D · 3 evidence documents

Medium confidence · 79
Current narrative

COST sentiment strengthened over the last five sessions as source language around traffic consistency and membership fee optionality improved.

Previous narrative

The prior baseline was less differentiated, with lower topic momentum and fewer high-importance documents tied to consumer resilience.

Positive drivers

Traffic consistency and membership fee optionality

Negative drivers

Valuation sensitivity and merchandise mix

Emerging topics

GLP-1

Contradictory signals

Source agreement is generally aligned with price and topic momentum.

Signal Time Series
Selectable overlays with source-backed confidence context

Topic Drivers

Topic-level sentiment, momentum, intensity percentile, risk level, source count, summary, and top source.

TopicCategorySentimentMomentumIntensityRiskSourcesSummaryTop source
GLP-1Strategic Theme889195th pctRisk 5689GLP-1 language remains one of the strongest positive narrative clusters in health care, with evidence centered on capacity additions and demand durability.src-LLY-1

Source Evidence

Select any source to inspect summary, excerpt, metadata, reliability, and NLP contribution.

PublishedSource typePublisherTitleSentimentRiskTopicsImportanceNoveltyReliabilityNLP contribution
May 18, 12:40 PMNewsDow Jones NewswiresCostco Wholesale Corporation: language monitor flags consumer resilience as primary driver72Risk 32Consumer resilience, Traffic consistency6039High+17.0
May 18, 8:40 AMAlternative DataCard Spend PanelCOST evidence update: Valuation sensitivity and merchandise mix76Risk 40Consumer resilience, Traffic consistency5742High+3.0
May 18, 4:40 AMAnalyst NoteIndependent Research DeskCOST cross-source read-through for Consumer Staples Merchandise Retail80Risk 32Consumer resilience, Traffic consistency5445High+17.0

Event Timeline

Narrative changes around earnings, filings, regulatory events, product updates, and market catalysts.

No event markers in this data window.
Peer Signal Comparison
Company versus sector peers on sentiment, risk, and confidence

Peer Table

Sector average sentiment 64 · SPY average sentiment 60

TickerSentiment5D changeRiskNews volumePrimary topicRegulatory riskConfidence
WMT73+5.2 ptsRisk 4165Consumer resilienceBaselineMedium confidence · 81
COST76+4.5 ptsRisk 3457Consumer resilienceBaselineMedium confidence · 79
PG60+1.4 ptsRisk 4549Margin resilienceBaselineMedium confidence · 74
KO62+1.7 ptsRisk 4247Consumer resilienceBaselineMedium confidence · 73
PEP48-3.7 ptsRisk 5953Consumer demand weaknessBaselineMedium confidence · 70

Active Alerts

Ticker-specific alert feed with source count, driver, suggested workflow, status, and confidence.

No active alerts for this company in the selected window.