BST vs NFLX: Correlation
BlackRock Science and Technology Trust (BST) and Netflix (NFLX) show a moderate relationship: their 3-year correlation of weekly returns is 0.42.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are BST and NFLX?
Over the past 3 years, BST and NFLX moved with a correlation of 0.42, which is moderate. The past 12 months show a weaker link (0.17) than the 3-year average (0.42). Over 5 years the correlation is 0.50, and the annualized covariance of weekly returns is 325.6 %².
Out of 25 assets tracked against BST, NFLX lands near the bottom at #22. Their recent paths diverged sharply: over the last 12 months BST outperformed by 75.4 percentage points (+40.7% for BST against -34.7% for NFLX). One caveat on sizing: NFLX is 1.6 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.
BST vs NFLX: side by side
| BST (BlackRock Science and Technology Trust) | NFLX (Netflix) | |
|---|---|---|
| 1-year return | +40.7% | -34.7% |
| 5-year return | +46.7% | +41.0% |
| Volatility (ann.) | 22.2% | 35.2% |
| Beta vs S&P 500 | 1.27 | 0.99 |
| Max drawdown (3Y) | -23.4% | -49.5% |
| Market cap | – | $332.4B |
| P/E (trailing) | 6.9 | 25.7 |
| Dividend yield | 0.00% | 0.00% |
| Sector / category | US Listed | Communication Services |
Year-by-year returns
| Year | BST | NFLX |
|---|---|---|
| 2022 | -38.3% | -51.1% |
| 2023 | +30.1% | +65.1% |
| 2024 | +18.0% | +83.1% |
| 2025 | +23.7% | +5.2% |
| 2026 | +30.9% | -14.8% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are BST and NFLX good diversifiers for each other?
Yes, to a useful degree: a correlation of 0.42 leaves real independence between the two, which historically damped combined volatility.
FAQ
What is the correlation between BST and NFLX?
The BST/NFLX correlation stands at 0.42 on a 3-year window (1 year: 0.17, 5 years: 0.50), computed from weekly returns as of 2026-08-27.
Is NFLX a good diversifier for BST?
Yes, to a useful degree: a correlation of 0.42 leaves real independence between the two, which historically damped combined volatility.
What does a correlation of 0.42 mean?
On the −1 to +1 scale, 0.42 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/bst-vs-nflx.json
Markdown for the live badge, attribution link included:
[](https://www.pairbook.io/pair/bst-vs-nflx/)
No key needed, free to use. Full endpoint list in the API documentation.
Related comparisons
Hubs: BST correlations · NFLX correlations
