# iShares Paris-Aligned Climate Optimized MSCI USA ETF (PABU) — Overview

PABU · NASDAQ · Fund

Canonical page: https://www.lighthorse.io/tickers/pabu

## Price

Last close $79.12 on Oct 15, 2026. 52-week range $64.16 – $80.66.

## Fund profile

PABU tracks an index of tier-weighted US large- and mid-cap stocks selected and weighted based on ESG criteria that is compatible with the Paris Climate Agreement and carbon reduction goals.

| Metric | Value |
| --- | --- |
| Issuer | BlackRock Fund Advisors |
| Industry | Theme |
| Inception | Feb 8, 2022 |
| Assets under management | $2.5B |
| Expense ratio | 0.10% |
| Net asset value | $78.99 (as of Oct 14, 2026) |
| Distributions | Quarterly |
| Leverage | 1x |

## Frequently Asked Questions

### What is iShares Paris-Aligned Climate Optimized MSCI USA ETF (PABU)?

PABU tracks an index of tier-weighted US large- and mid-cap stocks selected and weighted based on ESG criteria that is compatible with the Paris Climate Agreement and carbon reduction goals.

### What is PABU's expense ratio?

iShares Paris-Aligned Climate Optimized MSCI USA ETF charges an annual expense ratio of 0.10%. The fund is issued by BlackRock Fund Advisors.

### How large is PABU?

iShares Paris-Aligned Climate Optimized MSCI USA ETF manages $2.5B in assets and has traded since Feb 8, 2022.

### How do I buy shares of iShares Paris-Aligned Climate Optimized MSCI USA ETF (PABU)?

PABU trades commission-free with a Light Horse Securities brokerage account — from the mobile app, the web at [Light Horse Dashboard](https://portal.lighthorse.io), the trading API, or an [AI agent connected over MCP](/instructions/ai/claude). The trade panel on this page places the order once you are signed in.

---

Quotes and charts are not real-time and must not be relied on for trade decisions or valuation.

This page is for informational purposes only. Nothing on it is a recommendation, solicitation or offer to buy or sell any security, nor investment, legal or tax advice. Light Horse Securities Inc does not verify third-party data and is not responsible for its accuracy, completeness or timeliness.

Data provided by [AInvest](https://www.ainvest.com).