AIVSX vs PRWCX: 29% overlap
American Funds Investment Company of America A and T. Rowe Price Capital Appreciation share 29.3% of their portfolios by weight — computed as Σ min(wA, wB) over every holding both funds own.
You would hold two tickers and get the diversification of 1.7. Two funds that shared nothing would score 2.0; two identical funds score 1.0.
Top shared holdings
AIVSX and PRWCX hold 26 of the same securities. The ten contributing most to the overlap figure:
| Holding | in AIVSX | in PRWCX | Δ |
|---|---|---|---|
| AMZN | 4.7% | 4.8% | 0.1% |
| MSFT | 5.7% | 4.2% | 1.4% |
| NVDA | 6.5% | 3.0% | 3.5% |
| META | 2.6% | 3.7% | 1.1% |
| GOOGL | 2.5% | 2.3% | 0.2% |
| AAPL | 2.2% | 3.6% | 1.4% |
| AVGO | 6.1% | 1.8% | 4.4% |
| SBUX | 1.3% | 1.1% | 0.2% |
| LLY | 3.4% | 0.8% | 2.5% |
| UNH | 1.0% | 0.8% | 0.3% |
Where AIVSX and PRWCX differ
Sector weights as a share of each fund, ordered by the size of the gap rather than the size of the sector — two funds that overlap heavily still usually diverge somewhere.
| Sector | AIVSX | PRWCX | Δ |
|---|---|---|---|
| Treasuries | 0.0% | 18.2% | −18.2pp |
| Unclassified | 5.5% | 20.3% | −14.8pp |
| Information Technology | 29.2% | 17.8% | +11.4pp |
| Industrials | 11.8% | 0.9% | +10.9pp |
| Financials | 8.2% | 2.4% | +5.8pp |
| Consumer Staples | 6.4% | 0.6% | +5.7pp |
| Cash & Other | 0.0% | 5.0% | −5.0pp |
| Utilities | 2.3% | 7.1% | −4.8pp |
Δ is AIVSX minus PRWCX, in percentage points. Sector data is not published by every issuer, so “Unclassified” is a real category rather than a gap in the table.
What each fund holds alone
54.5% of AIVSX by weight, held in no part of PRWCX.
57.4% of PRWCX by weight, held in no part of AIVSX.
A large count with a small weight is the usual shape: the positions one fund adds are typically its smallest ones.
Concentration and cost
| AIVSX | PRWCX | |
|---|---|---|
| Top 10 holdings | 39.5% | 46.0% |
| Positions held | 168 | 151 |
| Cost per $10,000 held, per year | $58 | $72 |
Cost is the expense ratio applied to $10,000; it excludes any brokerage commission, bid-ask spread or tax consequence. Figures are facts about the funds, not a suggestion about which to hold.
Frequently asked
How much do AIVSX and PRWCX overlap?
AIVSX and PRWCX overlap 29.3% by portfolio weight — moderate overlap. They share 26 holdings. The figure comes from current issuer holdings files (AIVSX as of 2026-03-31, PRWCX as of 2026-03-31).
How is the overlap between AIVSX and PRWCX calculated?
As the sum of the smaller weight in each fund, over every holding both funds own: Σ min(wA, wB). If AIVSX holds a stock at 6% and PRWCX holds the same stock at 4%, 4% counts as shared. The result is bounded between 0% and 100%, and it is computed after looking through any fund-of-funds to the underlying holdings.
Is it redundant to hold both AIVSX and PRWCX?
That depends on your goals — we state facts, not advice. At 29.3% overlap, each fund still contributes meaningfully distinct exposure.
What does AIVSX own that PRWCX doesn't?
AIVSX holds 168 positions and PRWCX holds 151; 142 of AIVSX's positions don't appear in PRWCX at all, and they are 54.5% of AIVSX by weight.
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Related comparisons
Sources: issuer holdings files, AIVSX as of 2026-03-31, PRWCX as of 2026-03-31. Weights are fractions of each fund. Diagnostics, not advice.