BND vs PRGFX: 0% overlap
Vanguard Total Bond Market ETF and T. Rowe Price Growth Stock share 0.0% of their portfolios by weight — computed as Σ min(wA, wB) over every holding both funds own.
Different holding dates. These holdings were published about 3 months apart — PRGFX as of 2026-03-31, the rest through 2026-06-30. Each fund is compared using its most recent file, so any trading in between shows up as a difference.
You would hold two tickers and get the diversification of 2.0. Two funds that shared nothing would score 2.0; two identical funds score 1.0.
Top shared holdings
BND and PRGFX hold 0 of the same securities. The ten contributing most to the overlap figure:
| Holding | in BND | in PRGFX | Δ |
|---|
Where BND and PRGFX 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 | BND | PRGFX | Δ |
|---|---|---|---|
| Information Technology | 0.0% | 48.2% | −48.2pp |
| Treasuries | 48.2% | 0.0% | +48.2pp |
| MBS Pass-Through | 20.3% | 0.0% | +20.3pp |
| Corporate — industrial & other | 14.6% | 0.0% | +14.6pp |
| Communication Services | 0.0% | 13.1% | −13.1pp |
| Consumer Discretionary | 0.0% | 10.7% | −10.7pp |
| Health Care | 0.0% | 6.5% | −6.5pp |
| Industrials | 0.0% | 5.6% | −5.6pp |
Δ is BND minus PRGFX, 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
100.0% of BND by weight, held in no part of PRGFX.
96.6% of PRGFX by weight, held in no part of BND.
A large count with a small weight is the usual shape: the positions one fund adds are typically its smallest ones.
Concentration and cost
| BND | PRGFX | |
|---|---|---|
| Top 10 holdings | 71.7% | 62.8% |
| Positions held | 2,047 | 79 |
| Cost per $10,000 held, per year | $3 | $64 |
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 BND and PRGFX overlap?
BND and PRGFX overlap 0.0% by portfolio weight — largely distinct portfolios. They share 0 holdings. The figure comes from current issuer holdings files (BND as of 2026-06-30, PRGFX as of 2026-03-31).
How is the overlap between BND and PRGFX calculated?
As the sum of the smaller weight in each fund, over every holding both funds own: Σ min(wA, wB). If BND holds a stock at 6% and PRGFX 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 BND and PRGFX?
That depends on your goals — we state facts, not advice. At 0.0% overlap, each fund still contributes meaningfully distinct exposure.
What does BND own that PRGFX doesn't?
BND holds 2,047 positions and PRGFX holds 79; 2,047 of BND's positions don't appear in PRGFX at all, and they are 100.0% of BND by weight.
You probably hold more than two funds
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Related comparisons
Sources: issuer holdings files, BND as of 2026-06-30, PRGFX as of 2026-03-31. Weights are fractions of each fund. Diagnostics, not advice.