IJH vs PPA: how much do they overlap?
iShares Core S&P Mid-Cap ETF (IJH) · Invesco Aerospace & Defense ETF (PPA)
overlap by weight · 17 shared holdings
IJH: 399 holdings (as of 2026-03-31) · PPA: 60 holdings (as of 2026-04-30)
Note: the two funds' latest official filings have different dates, which can understate overlap slightly for funds tracking similar indexes.
Low overlap
What this means
IJH and PPA hold mostly different stocks. Combining them genuinely spreads your exposure across different parts of the market.
Overlap by weight sums the smaller of the two funds' weights for every stock they both hold — it answers "how much of my money is in the same stocks either way?" See methodology.
Top shared holdings
| Company | Ticker | in IJH | in PPA |
|---|---|---|---|
| Curtiss-Wright Corp. | CW | 0.78% | 1.73% |
| Woodward Inc. | WWD | 0.67% | 1.29% |
| ATI Inc | ATI | 0.62% | 1.36% |
| Carpenter Technology Corporation | CRS | 0.61% | 1.36% |
| BWX Technologies Inc. | BWXT | 0.58% | 1.22% |
| Kratos Defense & Security Solutions, Inc. | KTOS | 0.41% | 1% |
| CACI International Inc. | CACI | 0.38% | 0.89% |
| TTM Technologies Inc | TTMI | 0.31% | 0.67% |
| Booz Allen Hamilton Holding Corp. | BAH | 0.29% | 0.65% |
| Oshkosh Corporation | OSK | 0.29% | 0.3% |
FAQ
How much do IJH and PPA overlap?
IJH and PPA have a 6.1% overlap by weight, sharing 17 holdings (out of 399 in IJH and 60 in PPA), based on official issuer holdings as of 2026-03-31.
What does 6.1% overlap mean?
IJH and PPA hold mostly different stocks. Combining them genuinely spreads your exposure across different parts of the market.
Which stocks do IJH and PPA both hold?
The largest shared positions are Curtiss-Wright Corp., Woodward Inc., ATI Inc, Carpenter Technology Corporation, BWX Technologies Inc.. The full list of top shared holdings with weights in each fund is shown on this page.