PULM vs TISI: Correlation
Pulmatrix, Inc. (PULM) and Team, Inc. (TISI) show a negative relationship: their 3-year correlation of weekly returns is -0.31.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are PULM and TISI?
On 3 years of weekly data the PULM/TISI correlation comes out at -0.31, negative, meaning they tend to move in opposite directions. Lately the two have moved closer together, with the 1-year correlation at -0.09 versus -0.31 over 3 years. The 5-year figure is -0.13, and annualized covariance runs at -3154.4 %².
Among the 37 assets we track against PULM, TISI ranks #30 by 3-year correlation. Correlation aside, the last 12 months split them widely, with TISI ahead by 91.7 points (-68.7% versus +23.0%). One caveat on sizing: PULM is 2.1 times as volatile as the other leg, so an equal-dollar split is far from equal-risk.
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.
PULM vs TISI: side by side
| PULM (Pulmatrix, Inc.) | TISI (Team, Inc.) | |
|---|---|---|
| 1-year return | -68.7% | +23.0% |
| 5-year return | -90.6% | -43.8% |
| Volatility (ann.) | 144.8% | 70.2% |
| Beta vs S&P 500 | -0.18 | 0.22 |
| Max drawdown (3Y) | -88.1% | -50.0% |
| Market cap | – | $0.1B |
| P/E (trailing) | – | – |
| Dividend yield | 0.00% | 0.00% |
| Sector / category | US Listed | US Listed |
Year-by-year returns
| Year | PULM | TISI |
|---|---|---|
| 2022 | -55.7% | -51.8% |
| 2023 | -52.1% | +25.7% |
| 2024 | +275.3% | +92.1% |
| 2025 | -68.1% | +11.4% |
| 2026 | -31.8% | +69.4% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are PULM and TISI good diversifiers for each other?
Yes. With a correlation of -0.31, PULM and TISI have moved largely independently, which makes them a genuinely diversifying pair by historical standards.
FAQ
What is the correlation between PULM and TISI?
The PULM/TISI correlation stands at -0.31 on a 3-year window (1 year: -0.09, 5 years: -0.13), computed from weekly returns as of 2026-08-27.
Is TISI a good diversifier for PULM?
Yes. With a correlation of -0.31, PULM and TISI have moved largely independently, which makes them a genuinely diversifying pair by historical standards.
What does a correlation of -0.31 mean?
A reading of -0.31 sits on a scale from −1 (opposite moves) through 0 (unrelated) to +1 (identical moves). Correlation captures direction, not magnitude or performance.
Use this data
$ curl https://www.pairbook.io/api/v1/pairs/pulm-vs-tisi.json
Embed this badge (it refreshes with the data), with attribution:
[](https://www.pairbook.io/pair/pulm-vs-tisi/)
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Related comparisons
Hubs: PULM correlations · TISI correlations
