INSP vs UPST: Correlation
Inspire Medical Systems, Inc. (INSP) and Upstart Holdings, Inc. (UPST) show a moderate relationship: their 3-year correlation of weekly returns is 0.39.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are INSP and UPST?
On 3 years of weekly data the INSP/UPST correlation comes out at 0.39, moderate. Little has changed lately, as the 1-year reading of 0.41 lands near the 3-year figure. The 5-year figure is 0.34, and annualized covariance runs at 2359.2 %².
Few assets follow INSP as closely as UPST, which ranks #2 of 10 tracked partners. Their recent paths diverged sharply: over the last 12 months INSP outperformed by 22.1 percentage points (-34.1% for INSP against -56.2% for UPST).
How is this computed?
Pearson correlation on weekly returns: ρ(A,B) = cov(rA, rB) / (σA · σB), over windows of 52, 156 and 260 weeks. Covariance is annualized (×52) and expressed in %². Full definitions on the methodology page.
INSP vs UPST: side by side
| INSP (Inspire Medical Systems, Inc.) | UPST (Upstart Holdings, Inc.) | |
|---|---|---|
| 1-year return | -34.1% | -56.2% |
| 5-year return | -72.6% | -85.9% |
| Volatility (ann.) | 67.2% | 91.0% |
| Beta vs S&P 500 | 0.77 | 3.51 |
| Max drawdown (3Y) | -84.1% | -72.7% |
| Market cap | $1.8B | $3.0B |
| P/E (trailing) | 13.6 | 58.6 |
| Dividend yield | 0.00% | 0.00% |
| Sector / category | US Listed | US Listed |
Year-by-year returns
| Year | INSP | UPST |
|---|---|---|
| 2022 | +9.5% | -91.3% |
| 2023 | -19.2% | +209.1% |
| 2024 | -8.9% | +50.7% |
| 2025 | -50.2% | -29.0% |
| 2026 | -34.1% | -30.3% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are INSP and UPST good diversifiers for each other?
A fair diversifier. At 0.39, enough of each asset's movement is its own that the pair has smoothed outcomes historically.
FAQ
What is the correlation between INSP and UPST?
The INSP/UPST correlation stands at 0.39 on a 3-year window (1 year: 0.41, 5 years: 0.34), computed from weekly returns as of 2026-08-27.
Is UPST a good diversifier for INSP?
A fair diversifier. At 0.39, enough of each asset's movement is its own that the pair has smoothed outcomes historically.
What does a correlation of 0.39 mean?
On the −1 to +1 scale, 0.39 describes how much the two returns move together: +1 is lockstep, 0 is independence, negative values mean opposite directions. It says nothing about which performed better.
Use this data
$ curl https://www.pairbook.io/api/v1/pairs/insp-vs-upst.json
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Related comparisons
Hubs: INSP correlations · UPST correlations
