BND vs RKT: Correlation
How closely do Vanguard Total Bond Market ETF (BND) and Rocket Companies, Inc. (RKT) trade together? Their weekly returns over three years give a correlation of 0.66, which is strong.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are BND and RKT?
Across a 3-year window, the weekly returns of BND and RKT correlate at 0.66, strong. Recent behaviour matches the longer record: 0.66 over 1 year against 0.66 over 3. Stretching to 5 years gives 0.62, with an annualized covariance of 189.9 %².
Within BND's tracked universe of 33 assets, RKT comes in at #16 by 3-year correlation. Correlation aside, the last 12 months split them widely, with BND ahead by 23.5 points (+2.3% versus -21.2%). One caveat on sizing: RKT is 10.7 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.
BND vs RKT: side by side
| BND (Vanguard Total Bond Market ETF) | RKT (Rocket Companies, Inc.) | |
|---|---|---|
| 1-year return | +2.3% | -21.2% |
| 5-year return | -1.3% | -7.5% |
| Volatility (ann.) | 5.2% | 55.4% |
| Beta vs S&P 500 | 0.06 | 1.02 |
| Max drawdown (3Y) | -4.7% | -50.6% |
| Market cap | – | $40.3B |
| P/E (trailing) | – | – |
| Dividend yield | – | 0.00% |
| Sector / category | ETF · Bonds | US Listed |
Year-by-year returns
| Year | BND | RKT |
|---|---|---|
| 2022 | -13.1% | -46.2% |
| 2023 | +5.7% | +106.9% |
| 2024 | +1.4% | -22.2% |
| 2025 | +7.1% | +81.7% |
| 2026 | +0.2% | -26.4% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are BND and RKT good diversifiers for each other?
Somewhat, no more. With 0.66 correlation, most large moves hit both names, and the diversification benefit stays modest.
FAQ
What is the correlation between BND and RKT?
Using weekly returns as of 2026-08-27: 0.66 over 3 years, with 0.66 over the last year and 0.62 over 5 years.
Is RKT a good diversifier for BND?
Somewhat, no more. With 0.66 correlation, most large moves hit both names, and the diversification benefit stays modest.
What does a correlation of 0.66 mean?
A reading of 0.66 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/bnd-vs-rkt.json
Drop this badge in a README or notebook; it updates with the data:
[](https://www.pairbook.io/pair/bnd-vs-rkt/)
The core API is free. Terms and every endpoint in the API documentation.
Related comparisons
Hubs: BND correlations · RKT correlations
