USMC vs ESGU: Holdings Overlap
USMCPrincipal U.S. Mega-Cap ETF
Principal · 26 holdings · $3.6B · as of 2026-03-31
ESGUiShares ESG Aware MSCI USA ETF
iShares · 287 holdings · $18.3B · as of 2026-05-31
Holdings snapshots are 61 days apart (USMC: 2026-03-31, ESGU: 2026-05-31). Weights and index membership change between snapshots, so the true current overlap is typically higher than shown. For funds tracking the same index, the gap can be 5–15 points.
How similar are USMC and ESGU?
Principal U.S. Mega-Cap ETF (USMC, by Principal) holds 26 positions; iShares ESG Aware MSCI USA ETF (ESGU, by iShares) holds 287. They have 25 holdings in common, and by portfolio weight the two funds are 43.1% identical. In practical terms the pair is moderately overlapping; they share a meaningful core, but each fund adds distinct exposure.
- Overlap by Weight
- 43.1%Sum of the smaller weight of each shared holding
- Shared Holdings
- 25USMC holds 26 · ESGU holds 287
- Weight in Shared Holdings
- USMC 97%·ESGU 44%Share of each fund's weight in stocks both funds own
Based on each fund's latest official holdings. How is this calculated?
What makes each fund different
Only in ESGU
262 of 287 positions (56.2% of the fund) are not held by USMC. Showing the top 30 by weight.
Sector Breakdown
| Sector | USMC | ESGU |
|---|---|---|
| Information Technology | 26.6% | 38.9% |
| Financials | 20.4% | 11.4% |
| Communication Services | 14.1% | 9.8% |
| Consumer Staples | 10.2% | 4.1% |
| Consumer Discretionary | 8.2% | 9.2% |
| Other Sectors | 20.2% | 26.5% |
Share of each fund's portfolio weight by GICS-style sector, compiled from issuer fund data and our own classification of the holdings, not the issuers' published sector charts.
Performance
| Fund | 1M | YTD | 1Y | 3Y (ann.) | 5Y (ann.) | 10Y (ann.) | Yield |
|---|---|---|---|---|---|---|---|
| USMC | +2.9% | +11.9% | +21.9% | +20.8% | +14.5% | — | 0.74% |
| ESGU | +3.3% | +14.3% | +23.8% | +20.9% | +12.2% | — | 0.90% |
Total returns including dividends, from adjusted daily closes as of 2026-08-07. 3Y/5Y/10Y are annualized. Yield is trailing-12-month distributions over the last close. Past performance does not predict future results.
Project the growth of $10,000 in USMC vs ESGU →
Shared Holdings(25)
The top 10 shared positions account for 78% of the overlap, led by NVDA, AAPL and MSFT.
 NVDANVIDIA Corp. COM | 7.57% | 7.77% | 7.57% |
|---|---|---|---|
 AAPLApple Inc. COM | 6.70% | 6.83% | 6.70% |
 MSFTMicrosoft Corp. COM | 4.91% | 4.73% | 4.73% |
 AMZNAmazon.com, Inc. COM | 3.62% | 3.82% | 3.62% |
 AVGOBroadcom Inc COM | 4.50% | 3.07% | 3.07% |
 METAMeta Platforms, Inc., Class A | 4.11% | 1.94% | 1.94% |
 TSLATesla Inc COM | 2.36% | 1.85% | 1.85% |
 MUMicron Technology Inc. COM | 2.95% | 1.66% | 1.66% |
 LLYEli Lilly & Co. COM | 2.23% | 1.33% | 1.33% |
 GOOGLAlphabet Inc. CAP STK CL A | 5.37% | 1.33% | 1.33% |
 JPMJPMorgan Chase & Co. COM | 4.56% | 1.17% | 1.17% |
 VVisa, Inc., Class A | 4.39% | 0.95% | 0.95% |
 CATCaterpillar Inc COM | 2.43% | 0.69% | 0.69% |
 XOMExxon Mobil Corp. COM | 2.84% | 0.69% | 0.69% |
 ABBVAbbVie Inc. COM | 3.37% | 0.65% | 0.65% |
 BRK-BBerkshire Hathaway, Inc., Class B | 3.42% | 0.63% | 0.63% |
 MAMasterCard Incorporated CL A | 4.49% | 0.63% | 0.63% |
 COSTCostco Wholesale Corporation COM | 4.58% | 0.61% | 0.61% |
 JNJJohnson & Johnson COM | 3.54% | 0.61% | 0.61% |
 HDHome Depot, Inc. (The) | 2.20% | 0.56% | 0.56% |
 PGThe Procter & Gamble Co. COM | 3.11% | 0.52% | 0.52% |
 GEGeneral Electric Co. | 2.99% | 0.46% | 0.46% |
 BACBank of America Corp. COM | 3.52% | 0.46% | 0.46% |
 NFLXNetflix, Inc. COM | 4.65% | 0.44% | 0.44% |
 CVXChevron Corp. COM | 2.83% | 0.20% | 0.20% |
Frequently Asked Questions
How much do USMC and ESGU overlap?
USMC and ESGU overlap by 43.1% of portfolio weight. They share 25 holdings (USMC holds 26 positions and ESGU holds 287), based on each fund's latest SEC-reported holdings.
Is it redundant to own both USMC and ESGU?
The two portfolios are 43.1% identical by weight. Owning both is defensible: they share a meaningful core, but each fund adds exposure the other lacks.
What are the biggest shared holdings of USMC and ESGU?
The largest positions held by both funds are NVDA, AAPL, MSFT, AMZN and AVGO. Together the top 10 shared positions account for 78% of the total overlap.
What does USMC own that ESGU doesn't?
1 positions (2.5% of USMC) are unique to USMC, led by WMT. In the other direction, 262 positions (56.2% of ESGU) are unique to ESGU.