BLK vs GS: Correlation
How closely do BlackRock (BLK) and Goldman Sachs (GS) trade together? Their weekly returns over three years give a correlation of 0.68, which is strong.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are BLK and GS?
On 3 years of weekly data the BLK/GS correlation comes out at 0.68, strong. The link has loosened recently: the 1-year correlation (0.54) runs below the 3-year figure (0.68). The 5-year figure is 0.70, and annualized covariance runs at 456.4 %².
By 3-year correlation, GS places #15 of the 42 assets tracked against BLK. The last year tells two different stories: GS led by 36.3 percentage points, +5.3% for BLK against +41.6% for GS. The rolling one-year correlation stayed in a tight band between 0.55 and 0.78 over the past three years, which points to a structural rather than episodic relationship.
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.
BLK vs GS: side by side
| BLK (BlackRock) | GS (Goldman Sachs) | |
|---|---|---|
| 1-year return | +5.3% | +41.6% |
| 5-year return | +38.9% | +184.1% |
| Volatility (ann.) | 24.7% | 27.0% |
| Beta vs S&P 500 | 1.19 | 1.34 |
| Max drawdown (3Y) | -23.7% | -30.9% |
| Market cap | $189.7B | $303.1B |
| P/E (trailing) | 28.1 | 16.1 |
| Dividend yield | 1.86% | 1.63% |
| Sector / category | Financials | Financials |
Year-by-year returns
| Year | BLK | GS |
|---|---|---|
| 2022 | -20.4% | -7.9% |
| 2023 | +17.9% | +15.9% |
| 2024 | +29.3% | +52.0% |
| 2025 | +6.6% | +56.6% |
| 2026 | +10.3% | +19.6% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are BLK and GS good diversifiers for each other?
Only partially. A correlation of 0.68 means BLK and GS share most of their swings. Pairing them dampens volatility somewhat, but it will not protect against a common drawdown.
FAQ
What is the correlation between BLK and GS?
Using weekly returns as of 2026-08-27: 0.68 over 3 years, with 0.54 over the last year and 0.70 over 5 years.
Is GS a good diversifier for BLK?
Only partially. A correlation of 0.68 means BLK and GS share most of their swings. Pairing them dampens volatility somewhat, but it will not protect against a common drawdown.
What does a correlation of 0.68 mean?
Correlation ranges from −1 to +1. Values near +1 mean two assets move together, near 0 that they move independently, and negative values that they tend to move in opposite directions. It measures co-movement, not performance.
Use this data
$ curl https://www.pairbook.io/api/v1/pairs/blk-vs-gs.json
Drop this badge in a README or notebook; it updates with the data:
[](https://www.pairbook.io/pair/blk-vs-gs/)
The core API is free. Terms and every endpoint in the API documentation.
Related comparisons
Hubs: BLK correlations · GS correlations
