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INSPInspire Medical Systems, Inc.Sell5.0·$48.96-3.64%
SellModerate Confidence
Investment thesis

Inspire Medical Systems has delivered four consecutive quarters of exceptional earnings beats with an average surprise exceeding 180%, yet the forward earnings picture implies a severe contraction — the forward P/E of 31.5x is roughly 3.4 times the trailing multiple — while the stock trades in a confirmed technical downtrend, carries a debt-to-equity ratio of 3.7x, and faces 17% short interest; the reward-to-risk ratio of 1.49-to-1 falls short of standard entry criteria, making patience the appropriate posture.

Thesis pillars

  • Cyclical Peak Valuation RiskDeteriorating
  • Earnings Beat Streak ExcellenceImproving
  • High Short Interest HeadwindDeteriorating
  • +2 more pillars — see the Why tab for full reasoning

Full reasoning →

Open full analysis

Inspire Medical Systems, Inc. (INSP) Stock Analysis

Range Bound setup · Catalyst-Driven edge

SellVALUE-TRAP 1/5ValueQualityModerate Confidence

Healthcare · Medical Devices

Sell if holding. At $48.96, A.R:R is negative (-0.6) — price has exceeded the analyst target. Reward from here is too thin for a buy — the engine flags exit. Additional concerns: Concentration risk — Product: Inspire system; Earnings expected to decline ~71% (cyclical peak).

Inspire Medical Systems develops and sells the Inspire system, an implantable hypoglossal nerve stimulator for moderate-to-severe obstructive sleep apnea patients who fail CPAP; the device received FDA PMA in 2014 and is approved in the EU, Japan, Singapore, and Thailand.... Read more

$48.96-7.3% A.UpsideScore 5.0/10#53 of 62 Medical Devices
QualityF-score9 / 9FCF yield6.04%
Stop $45.75Target $52.43(resistance)A.R:R -0.6:1
Analyst target$52.38+7.0%13 analysts
$52.43our TP
$48.96price
$52.38mean
$39
$65

Sell if holding. At $48.96, A.R:R is negative (-0.6) — price has exceeded the analyst target. Reward from here is too thin for a buy — the engine flags exit. Additional concerns: Concentration risk — Product: Inspire system; Earnings expected to decline ~71% (cyclical peak). Chart setup: RSI 49 mid-range, Bollinger mid-band. Score 5.0/10, moderate confidence.

Passes 4/9 gates (clean insider activity, news events none recent, semi cycle peak clear, materials cycle peak clear). Fails on weak momentum and favorable risk/reward ratio and death cross (50MA < 200MA). Suitability: speculative.

news + 30-day 8-K events · 5-min refresh

Recent developments

updated 2026-07-26
TrendMatrix Research · upcoming catalyst calendar

Upcoming dated catalysts

Mon, Aug 3, 20269d to earnings· next earnings call

Thesis

Rewards
Strong earnings beat streak (4/4)
Positive insider activity
Risks
Concentration risk — Product: Inspire system
Earnings expected to decline ~71% (cyclical peak)
Analyst target reached - limited upside remaining

Key Metrics

P/E (TTM)11.2
P/E (Fwd)39.0
Mkt Cap$1.4B
EV/EBITDA17.3
Profit Mgn14.3%
ROE18.4%
Rev Growth1.6%
Beta0.71
DividendNone
Rating analysts25

Quality Signals

Piotroski F9/9MoatNarrow

Options Flow

P/C0.19bullish
IV87%elevated

Concentration Risks(10-K Item 1A)

  • HIGHProductInspire system
    10-K Item 1A: 'our dependency on our Inspire system for revenues'

Material Events(8-K, last 90d)

  • 2026-05-05Item 5.02LOW
    Stockholders approved amendment and restatement of 2018 Incentive Award Plan at April 30, 2026 Annual Meeting, authorizing 9,903,857 total shares (including 2,600,000 new shares), removing the evergreen feature, and adding minimum one-year vesting requirements.
    SEC filing →

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

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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.

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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

Rating Breakdown

3 floor-breakers

Price action weak — below key moving averages, no momentum carry. Needs a base before trend-continuation setups apply.static

Volume
0.7
Macd
0.9
Obv
1.0
Ma Position
3.0
Rsi
4.5
Volume distribution (falling OBV)Below 200-MA, MA slope -7.0%/30d — confirmed downtrend

Growth below the gate floor. Component breakdown shows what dragged the score down.static

Revenue Growth
2.9
Low model confidence on this dimension (33%).

Technicals below the gate floor. Component breakdown shows what dragged the score down.static

52w Position
0.0
Support Resistance
4.0
Gap
5.0
Bollinger
5.3
GatesMomentum 2.0<4.5A.R:R -0.6=NEGATIVEDeath cross (50MA < 200MA)Executive change: officer departure/appointmentEARNINGS PROXIMITY 9d<=14d (soft)Insider activity: OKNEWS EVENTS NONE RECENTSEMI CYCLE PEAK CLEARMATERIALS CYCLE PEAK CLEARRange BoundSuitability: Speculative
RSI
49 · Neutral
20D MA 50D MA 200D MADEATH CROSSSupport $42.81Resistance $53.50

Price Targets

$46
$52
A.Upside-7.3%
A.R:R-0.6:1

Position Sizing

ConvictionNone
Suggested %0.5%
Max %1%
RegimeSteady

Risk Alerts

! Cyclical trap - fwd PE 39x vs trail 11x (3.5x)
! Target reached (-7.3% upside)
! momentum at 2.0 (below the engine's 4.5 threshold)

Earnings

B
B
B
B
4/4 beats
Next Earnings2026-08-03 (9d)

Verdict History

reverse chrono — latest first
Loading history...
Verdicts are recorded on every nightly pipeline run. Rows capture transitions (verdict flips, score deltas ≥0.3, entry/TP/SL changes). Rows with a ▶ can be expanded to see the change reason. Aggregate cohort performance is tracked in the recommendation ledger.
Frequently Asked Questions
Is INSP stock a buy right now?

Sell if holding. At $48.96, A.R:R is negative (-0.6) — price has exceeded the analyst target. Reward from here is too thin for a buy — the engine flags exit. Additional concerns: Concentration risk — Product: Inspire system; Earnings expected to decline ~71% (cyclical peak). Chart setup: RSI 49 mid-range, Bollinger mid-band. Prior stop was $45.75. Score 5.0/10, moderate confidence.

What is the INSP stock price target?

Take-profit target: $52.43 (-7.3% upside). Prior stop was $45.75. Stop-loss: $45.75.

What are the risks of investing in INSP?

Concentration risk — Product: Inspire system; Earnings expected to decline ~71% (cyclical peak); Analyst target reached - limited upside remaining.

Is INSP overvalued or undervalued?

Inspire Medical Systems, Inc. trades at a P/E of 11.2 (forward 39.0). TrendMatrix value score: 4.7/10. Verdict: Sell.

What do analysts say about INSP?

25 analysts cover INSP with a consensus score of 3.4/5. Average price target: $52.

What does Inspire Medical Systems, Inc. do?Inspire Medical Systems develops and sells the Inspire system, an implantable hypoglossal nerve stimulator for...

Inspire Medical Systems develops and sells the Inspire system, an implantable hypoglossal nerve stimulator for moderate-to-severe obstructive sleep apnea patients who fail CPAP; the device received FDA PMA in 2014 and is approved in the EU, Japan, Singapore, and Thailand. Revenue is entirely from implant sales to hospitals and ambulatory surgery centers across 295 US and 21 international territories, with 125,000+ patients treated.

Related stocks: GMED (Globus Medical, Inc.) · DCTH (Delcath Systems, Inc.) · TCMD (Tactile Systems Technology, Inc) · PODD (Insulet Corporation) · BWAY (Brainsway Ltd.)
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