PairBook
HomeBLND › BLND vs QQQ

BLND vs QQQ: Correlation

How closely do Blend Labs, Inc. (BLND) and Invesco QQQ Trust (QQQ) trade together? Their weekly returns over three years give a correlation of 0.21, which is weak.

Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology

Correlation (3Y)
0.21
weak
Correlation (1Y)
0.14
last 12 months
Correlation (5Y)
0.22
long-run
Ann. covariance
307.4
%² · weekly, annualized

How correlated are BLND and QQQ?

Over the past 3 years, BLND and QQQ moved with a correlation of 0.21, which is weak. The relationship has been stable: the 1-year correlation (0.14) sits close to the 3-year figure. Over 5 years the correlation is 0.22, and the annualized covariance of weekly returns is 307.4 %².

Among the 12 assets we track against BLND, QQQ sits near the bottom by co-movement, at rank #9. Correlation aside, the last 12 months split them widely, with QQQ ahead by 83.5 points (-57.2% versus +26.3%). Risk is not evenly split, since BLND carries 3.9 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.

BLND vs QQQ: side by side

BLND (Blend Labs, Inc.)QQQ (Invesco QQQ Trust)
1-year return-57.2%+26.3%
5-year return-90.5%+95.4%
Volatility (ann.)75.5%19.6%
Beta vs S&P 5001.321.28
Max drawdown (3Y)-74.2%-22.8%
Market cap$0.4B
P/E (trailing)
Dividend yield0.00%0.44%
Expense ratio0.18%
Assets under management$452.8B
Sector / categoryUS ListedETF · US Growth & Tech
Higher yield: QQQ 0.44% vs 0.00%Smaller drawdown: QQQ -22.8% vs -74.2%Higher 5y return: QQQ +95.4% vs -90.5%

QQQ is a Large Growth fund from Invesco: $452.8B under management, 104 holdings, a 0.18% expense ratio, a 0.44% trailing dividend yield.

-66%0%+29%2025-09-052026-08-27
Twelve months of weekly closes, each series rebased to 100. BLND · QQQ

Year-by-year returns

YearBLNDQQQ
2022-80.4%-32.6%
2023+77.1%+54.9%
2024+65.1%+25.6%
2025-27.8%+20.8%
2026-49.3%+17.7%

Calendar-year price returns; the current year is year-to-date as of the data date above.

Are BLND and QQQ good diversifiers for each other?

Reasonably. At 0.21, BLND and QQQ keep a meaningful degree of independence, and combining them has historically reduced portfolio volatility.

FAQ

What is the correlation between BLND and QQQ?

As of 2026-08-27, the correlation of weekly returns between BLND and QQQ is 0.21 over 3 years, 0.14 over 1 year and 0.22 over 5 years.

Is QQQ a good diversifier for BLND?

Reasonably. At 0.21, BLND and QQQ keep a meaningful degree of independence, and combining them has historically reduced portfolio volatility.

What does a correlation of 0.21 mean?

A reading of 0.21 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

JSON API · no key required
$ curl https://www.pairbook.io/api/v1/pairs/blnd-vs-qqq.json

BLND vs QQQ: 3-year weekly correlation 0.21BLND vs QQQ0.21

Embed this badge (it refreshes with the data), with attribution:

[![BLND vs QQQ correlation](https://www.pairbook.io/api/v1/badge/blnd-vs-qqq.svg)](https://www.pairbook.io/pair/blnd-vs-qqq/)

No key needed, free to use. Full endpoint list in the API documentation.

Related comparisons

Hubs: BLND correlations · QQQ correlations