Skip to main content
COSTCostco Wholesale CorporationSell5.5·$948.52+2.58%
COST · Why this verdict

Why Costco Wholesale (COST) is rated SELL

Updated

Model-generated analysis — not investment advice. Not a registered investment advisor. Past performance does not guarantee future results.

Show full disclosure ▾

About TrendMatrix. TrendMatrix is a publisher of general securities research and market commentary. We publish on a regular schedule. All content is the same for every subscriber in a tier — we do not provide personalized investment advice and we do not take into account any individual subscriber's financial situation, investment objectives, risk tolerance, tax situation, or holdings.

Not investment advice. TrendMatrix is not a registered investment adviser. Our content is for informational and educational purposes only. Consult your own licensed investment adviser, broker, or tax professional before making any investment decision.

Conflicts and positions. The TrendMatrix editorial team frequently holds personal long-term positions in securities discussed. We disclose positions held at the time of publication on each piece. We maintain a trading-window policy: we do not initiate or close positions in the same direction as a TrendMatrix publication within 24 hours before or 72 hours after publication.

No paid promotion. TrendMatrix does not accept payment from any issuer, broker, or third party in exchange for coverage of any security. Our sole compensation is subscription revenue.

No fiduciary duty. No fiduciary, advisory, or agency relationship is created between you and TrendMatrix by reading our content or subscribing to our service.

Performance. Past performance is not indicative of future results. Performance figures reflect the published model only and do not reflect any individual subscriber's actual results.

Methodology · Editorial policy & full disclaimer

VerdictSELL
Overall score5.5/10
ConfidenceMEDIUM
MacroNEUTRAL

Thesis pillars

A forward P/E of 43.1x and a PEG ratio of 4.75 represent a significant premium to the broader market, and with only about 2.2% headroom to the price target, the risk/reward is unfavorable for new capital at current levels.

Stable
Valuation breakdown
Expectation
A pullback in the multiple to a more reasonable level, or a meaningful upward revision to analyst targets, would be needed to create an attractive entry point.

CounterA strong Piotroski F-score and above-average growth may justify the premium; premium multiples for high-quality Consumer Defensive franchises can persist for extended periods absent a reset in earnings expectations, and the current valuation may simply reflect durable business characteristics.

Revenue and earnings are growing at 22% YoY, a rate that substantiates the premium valuation and demonstrates that execution remains intact despite the stretched multiple.

Stable
Growth breakdown
Expectation
YoY revenue and earnings growth sustains at double-digit rates over the next four quarters.

CounterAny deceleration from the 22% pace could trigger a sharp valuation de-rating given the elevated starting multiple of 43.1x forward earnings; the higher the multiple, the more painful a growth miss tends to be.

Three consecutive EPS beats in the prior three quarters demonstrate a track record of consistent delivery above consensus; the most recent quarter's narrow miss at -0.85% appears isolated given the broader pattern.

Stable
Earnings
Expectation
The next quarterly earnings report delivers a positive surprise, confirming the miss was an anomaly rather than the beginning of a new trend.

CounterThe most recent quarter missed estimates, and with the stock near peak valuation levels, any sustained miss pattern could accelerate multiple compression beyond what the growth profile would otherwise warrant.

RSI at 24 in an uptrend context, paired with rising OBV and price above the 200-day moving average, suggests the recent price weakness may represent a consolidation within a longer-term uptrend rather than a structural reversal.

Stable
Momentum breakdown
Expectation
RSI recovers above 40 as buying interest returns, with price holding above the 200-day moving average, confirming the pullback was temporary.

CounterAn RSI at 24 has preceded extended consolidation as well as sharp recovery; if the 200-day moving average breaks on sustained volume distribution, the setup would shift from consolidation to a more meaningful trend change that the growth premium would not cushion.

TrendMatrix Research · core thesis

Engine thesis — one sentence

Costco's 22% YoY growth and predominantly intact earnings beat track record support the premium Consumer Defensive franchise, but the stock trades just below its price target with about 2.2% headroom remaining and an expensive forward multiple that leaves limited margin for error at the current entry.

Falsifiable statement — pillar-level invalidators below. Engine-derived; not personalized advice.

Per-dimension breakdown

Value

3.7/10data confidence 100%
ComponentSub-score
P/E2.6
P/S9.4
EV/EBITDA0.0
Fwd P/E2.7
PEG2.8
Analyst target5.0
  • Forward P/E: 42.1x
  • PEG: 4.51

Quality

4.8/10data confidence 100%
ComponentSub-score
ROE9.7
ROA5.8
Gross margin0.0
Op margin1.5
Net margin1.5
Current ratio4.2
FCF quality5.9
Moat6.8
Piotroski F7.8
  • Excellent ROE: 29%
  • Earnings quality warning: 79% FCF/NI
  • Strong Piotroski F-Score: 7/9

Growth

8.9/10data confidence 67%
ComponentSub-score
Rev growth7.9
EPS growth10.0
  • Strong growth: 22% YoY

Momentum

2.3/10data confidence 100%
ComponentSub-score
RSI4.5
MACD0.0
OBV1.0
MA position2.2
Volume3.7
  • Volume distribution (falling OBV)
  • Below 200-MA but MA still rising (+0.2%/30d) — pullback in uptrend, not confirmed weakness

Sentiment

6.5/10data confidence 100%
ComponentSub-score
LLM sentiment5.0
Analyst rating7.5
Price target7.0

Insider

5.0/10data confidence 50%
ComponentSub-score
materiality5.0
holder change5.1
  • Negligible insider selling — $847,345 (0.000% of mkt cap)

Peer rank

4.7/10data confidence 80%
ComponentSub-score
value rank0.6
quality rank5.6
growth rank7.8

Technical

6.6/10data confidence 100%
ComponentSub-score
bollinger6.5
support resistance6.0
52w position7.4

Risk (lower is worse)

7.6/10data confidence 100%
ComponentSub-score
short interest9.1
days to cover7.6
volatility7.4
put call8.9
implied vol7.3
beta7.8
debt equity7.4
news risk5.0

Catalyst

6.3/10data confidence 100%
ComponentSub-score
erm5.0
earnings history10.0
earnings timing5.0
surprise avg3.4
dividend safety6.5
news activity8.0
  • Strong earnings: 3B/0M
  • Dividend: 62.0%

How the verdict was assembled

Engine trigger

Multiple concerning factors. Consider reducing position.

Engine technical detail
verdict_path: L4:PATH_F_SELL
Passed (6)
  • INSIDER:OK
  • 8K:CLEAN
  • NEWS_EVENTS:NONE_RECENT
  • EARNINGS_PROXIMITY:83d clear
  • SEMI_CYCLE_PEAK:CLEAR
  • MATERIALS_CYCLE_PEAK:CLEAR
Failed (2)
  • MOMENTUM:2.3<4.5
  • ASYMMETRY:0.9<1.5@spot
Warning (0)

none

Reward-to-Risk
0.94
Upside
+4.7%
Downside
5.0%
Sizing output
AVOID

SetupRange Bound RSI 42 mid-range, Bollinger mid-band

EdgeNo clear edge No clear edge identified

SuitabilityModerate Balanced profile

Investment implication

The F-path SELL output reflects an overall score of 5.5 below the 5.6 soft trigger — multiple weakening dimensions accumulated rather than a single hard-floor breach. The strongest dimension ( Growth at 8.9) was not enough to lift the adjusted overall above the threshold. Co-occurring failed gates ( MOMENTUM:2.3<4.5, ASYMMETRY:0.9<1.5@spot) reinforce the read. Current asymmetry R:R is 0.94 — supplementary context, not the trigger for this path.

The strongest dimensions are Growth at 8.9, Risk (lower is worse) at 7.6, and Technical at 6.6; the weakest are Momentum at 2.3, Value at 3.7, and Peer rank at 4.7. The V9 engine flagged 2 failed gates, producing an asymmetric reward-to-risk of 0.94 and an engine sizing output of AVOID.

What would invalidate the thesis

Falsifying conditions — when triggered, the corresponding pillar's thesis is invalidated.

  • P1Expensive Valuation Near Target

    Trip ifForward P/E compresses below 35x from the current 43.1x for 2 consecutive quarters.

  • P2Strong Growth Sustains Premium

    Trip ifYoY revenue and earnings growth falls below 10% for 2 consecutive quarters from the current 22%.

  • P3Earnings Beat Track Record

    Trip ifEPS surprise falls below 0% for 2 consecutive quarters.

  • P4Oversold Pullback Within Uptrend

    Trip ifPrice drops below the 200-day moving average and sustains for 4 consecutive weeks.

Engine reasoning is mechanically derived from pipeline gate outputs. See decision view.

Home Stocks COST Why this verdict