---
ticker: "CRBN"
name: "iShares Low Carbon Optimized MSCI ACWI ETF"
url: "https://etf.net/etf/CRBN"
grade: "B"
score: 60
graded_at: "2026-10-12"
category: "MSCI ACWI / World"
category_rank: "4 of 6"
methodology: "https://etf.net/methodology"
---

# CRBN: iShares Low Carbon Optimized MSCI ACWI ETF

Grade **B**, Score 60 of 100. Rank 4 of 6 in MSCI ACWI / World.

Graded Oct 12, 2026.

## Grade pillars

| Pillar | Score | Category rank |
| --- | --- | --- |
| Cost | 57 | 3 of 6 |
| Mission | 100 | 1 of 6 |
| Risk | 48 | 3 of 6 |
| Tradability | 25 | 6 of 6 |
| Holdings | 50 | 5 of 6 |
| Durability | 56 | 4 of 6 |

## Top holdings

The fund holds 1074 positions. These are the largest 30, by weight.

| # | Ticker | Name | Weight |
| --- | --- | --- | --- |
| 1 | NVDA | NVIDIA | 5.12% |
| 2 | AAPL | Apple | 4.83% |
| 3 | MSFT | Microsoft | 3.67% |
| 4 | AMZN | Amazon.com Inc | 2.49% |
| 5 | GOOGL | Alphabet Class A | 2.11% |
| 6 | 2330.TW | Taiwan Semiconductor Manufacturing | 1.93% |
| 7 | AVGO | Broadcom Inc | 1.58% |
| 8 | META | Meta Platforms Class A | 1.53% |
| 9 | GOOG | Alphabet Class C | 1.45% |
| 10 | MU | Micron Technology | 1.15% |
| 11 | TSLA | Tesla Inc | 1.09% |
| 12 | AMD | Advanced Micro Devices | 0.97% |
| 13 | LLY | Eli Lilly | 0.92% |
| 14 | JPM | JPMorgan Chase & Co | 0.90% |
| 15 | 005930.KS | Samsung Electronics Ltd | 0.88% |
| 16 | JNJ | Johnson & Johnson | 0.77% |
| 17 | ASML.AS | Asml Holding | 0.71% |
| 18 | 000660.KS | Sk Hynix | 0.70% |
| 19 | V | Visa Class A | 0.67% |
| 20 | BRK.B | Berkshire Hathaway Inc Class B | 0.60% |
| 21 | ABBV | AbbVie | 0.52% |
| 22 | WMT | Walmart | 0.51% |
| 23 | CSCO | Cisco Systems Inc | 0.50% |
| 24 | MA | Mastercard Class A | 0.47% |
| 25 | INTC | Intel Corporation | 0.45% |
| 26 | KO | Coca-Cola | 0.44% |
| 27 | PLTR | Palantir Technologies Class A | 0.42% |
| 28 | PG | Procter & Gamble | 0.41% |
| 29 | BAC | Bank of America | 0.39% |
| 30 | LRCX | Lam Research | 0.39% |

Source: etf.net, https://etf.net/etf/CRBN. Please cite the page URL.