ATOS vs NDAQ: Correlation
How closely do Atossa Therapeutics, Inc. (ATOS) and Nasdaq, Inc. (NDAQ) trade together? Their weekly returns over three years give a correlation of 0.44, which is moderate.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are ATOS and NDAQ?
Across a 3-year window, the weekly returns of ATOS and NDAQ correlate at 0.44, moderate. Little has changed lately, as the 1-year reading of 0.49 lands near the 3-year figure. Stretching to 5 years gives 0.37, with an annualized covariance of 741.8 %².
Few assets follow ATOS as closely as NDAQ, which ranks #3 of 14 tracked partners. The last year tells two different stories: NDAQ led by 82.9 percentage points, -76.8% for ATOS against +6.1% for NDAQ. Risk is not evenly split, since ATOS carries 3.2 times the volatility of the other side.
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.
ATOS vs NDAQ: side by side
| ATOS (Atossa Therapeutics, Inc.) | NDAQ (Nasdaq, Inc.) | |
|---|---|---|
| 1-year return | -76.8% | +6.1% |
| 5-year return | -95.0% | +64.4% |
| Volatility (ann.) | 73.3% | 23.2% |
| Beta vs S&P 500 | 1.97 | 0.80 |
| Max drawdown (3Y) | -94.4% | -23.4% |
| Market cap | – | $55.5B |
| P/E (trailing) | – | 29.0 |
| Dividend yield | 0.00% | 1.13% |
| Sector / category | US Listed | Financials |
Year-by-year returns
| Year | ATOS | NDAQ |
|---|---|---|
| 2022 | -66.9% | -11.2% |
| 2023 | +66.0% | -3.7% |
| 2024 | +6.8% | +34.8% |
| 2025 | -37.2% | +27.2% |
| 2026 | -70.2% | +3.0% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are ATOS and NDAQ good diversifiers for each other?
A fair diversifier. At 0.44, enough of each asset's movement is its own that the pair has smoothed outcomes historically.
FAQ
What is the correlation between ATOS and NDAQ?
The ATOS/NDAQ correlation stands at 0.44 on a 3-year window (1 year: 0.49, 5 years: 0.37), computed from weekly returns as of 2026-08-27.
Is NDAQ a good diversifier for ATOS?
A fair diversifier. At 0.44, enough of each asset's movement is its own that the pair has smoothed outcomes historically.
What does a correlation of 0.44 mean?
A reading of 0.44 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/atos-vs-ndaq.json
Drop this badge in a README or notebook; it updates with the data:
[](https://www.pairbook.io/pair/atos-vs-ndaq/)
Free with attribution; caching and terms are described in the API documentation.
Related comparisons
Hubs: ATOS correlations · NDAQ correlations
