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INSPInspire Medical Systems, Inc.Hold5.1·$49.30-3.47%
HoldModerate 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 RiskStable
  • Earnings Beat Streak ExcellenceStable
  • High Short Interest HeadwindStable
  • +2 more pillars — see the Why tab for full reasoning

Full reasoning →

Open full analysis

Inspire Medical Systems, Inc. (INSP) Stock Analysis

HoldVALUE-TRAP 1/5ValueQualityModerate Confidence

Healthcare · Medical Devices

Earnings in 4 days (2026-08-03). Expect elevated volatility around the report — consider waiting for post-earnings price action before new entries.

Hold if already holding. Not a fresh buy at $49.30, but acceptable to hold if already in. Reasons: 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

$49.30-9.1% A.UpsideScore 5.1/10#51 of 62 Medical Devices
QualityF-score9 / 9FCF yield5.82%
Stop $45.76Target $52.43(resistance)A.R:R -0.9:1
Analyst target$51.43+4.3%14 analysts
$52.43our TP
$49.30price
$51.43mean
$39
$65

Hold if already holding. Not a fresh buy at $49.30, but acceptable to hold if already in. Reasons: Concentration risk — Product: Inspire system; Earnings expected to decline ~71% (cyclical peak). Chart setup: No clear chart pattern; technical signals are mixed. Multiple concerning factors. Consider reducing position. | News modifier +1 (SELL_IF_HOLDING → HOLD_IF_HOLDING) Score 5.1/10, moderate confidence.

Passes 3/8 gates (clean insider activity, semi cycle peak clear, materials cycle peak clear). Fails on weak momentum and favorable risk/reward ratio and death cross (50MA < 200MA) and earnings proximity 4d<=7d. Suitability: speculative.

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

Recent developments

updated 2026-07-30
TrendMatrix Research · upcoming catalyst calendar

Upcoming dated catalysts

Mon, Aug 3, 20264d to earnings· next earnings call

Thesis

Rewards
Strong earnings beat streak (4/4)
Contrarian signal: extreme negativity (-1.00) on quality business
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)11.8
P/E (Fwd)40.4
Mkt Cap$1.5B
EV/EBITDA18.1
Profit Mgn14.3%
ROE18.4%
Rev Growth1.6%
Beta0.71
DividendNone
Rating analysts25

Quality Signals

Piotroski F9/9MoatNarrow

Options Flow

P/C0.21bullish
IV100%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

2 floor-breakers

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%).

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

Macd
0.0
Volume
0.0
Ma Position
3.0
Rsi
4.5
Obv
10.0
Volume accumulation (rising OBV)Below 200-MA, MA slope -6.5%/30d — confirmed downtrend
GatesMomentum 3.5<4.5A.R:R -0.9=NEGATIVEDeath cross (50MA < 200MA)EARNINGS PROXIMITY 4d<=7dExecutive change: officer departure/appointmentInsider activity: OKSEMI CYCLE PEAK CLEARMATERIALS CYCLE PEAK CLEARSuitability: Speculative
RSI
43 · Neutral
20D MA 50D MA 200D MADEATH CROSSSupport $45.72Resistance $53.50

Price Targets

$46
$52
A.Upside-9.1%
A.R:R-0.9:1

Position Sizing

ConvictionNone
Suggested %0.5%
Max %1%
RegimeSteady

Risk Alerts

! Cyclical trap - fwd PE 40x vs trail 12x (3.4x)
! Target reached (-9.1% upside)
! NEWS_MOD=+1: SELL_IF_HOLDING → HOLD_IF_HOLDING

Earnings

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

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?

Hold if already holding. Not a fresh buy at $49.30, but acceptable to hold if already in. Reasons: Concentration risk — Product: Inspire system; Earnings expected to decline ~71% (cyclical peak). Chart setup: No clear chart pattern; technical signals are mixed. Multiple concerning factors. Consider reducing position. | News modifier +1 (SELL_IF_HOLDING → HOLD_IF_HOLDING) Target $52.43 (+6.3%), stop $45.76 (−7.7%), A.R:R -0.9:1. Score 5.1/10, moderate confidence.

What is the INSP stock price target?

Take-profit target: $52.43 (-9.1% upside). Target $52.43 (+6.3%), stop $45.76 (−7.7%), A.R:R -0.9:1. Stop-loss: $45.76.

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 11.8 (forward 40.4). TrendMatrix value score: 4.6/10. Verdict: Hold.

What do analysts say about INSP?

25 analysts cover INSP with a consensus score of 3.4/5. Average price target: $51.

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.

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