IJH vs JHMM: Holdings Overlap
IJHiShares Core S&P Mid-Cap ETF
iShares · 399 holdings · $126.1B · as of 2026-03-31
JHMMJohn Hancock Multifactor Mid Cap ETF
John Hancock · 666 holdings · $6.0B · as of 2026-03-31
How similar are IJH and JHMM?
iShares Core S&P Mid-Cap ETF (IJH, by iShares) holds 399 positions; John Hancock Multifactor Mid Cap ETF (JHMM, by John Hancock) holds 666. They have 261 holdings in common, and by portfolio weight the two funds are 34.8% identical. In practical terms the pair is moderately overlapping; they share a meaningful core, but each fund adds distinct exposure.
- Overlap by Weight
- 34.8%Sum of the smaller weight of each shared holding
- Shared Holdings
- 261IJH holds 399 · JHMM holds 666
- Weight in Shared Holdings
- IJH 81%·JHMM 35%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 IJH
138 of 399 positions (18.0% of the fund) are not held by JHMM. Showing the top 30 by weight.
Only in JHMM
405 of 666 positions (65.0% of the fund) are not held by IJH. Showing the top 30 by weight.
Sector Breakdown
| Sector | IJH | JHMM |
|---|---|---|
| Industrials | 25.3% | 20.0% |
| Financials | 14.6% | 15.5% |
| Information Technology | 12.3% | 13.9% |
| Consumer Discretionary | 11.3% | 9.8% |
| Health Care | 8.9% | 10.7% |
| Other Sectors | 27.1% | 29.8% |
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 |
|---|---|---|---|---|---|---|---|
| IJH | +3.1% | +18.4% | +26.0% | +14.5% | +9.0% | +11.2% | 1.14% |
| JHMM | +3.3% | +17.3% | +24.7% | +15.8% | +8.8% | +11.9% | 0.86% |
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 IJH vs JHMM →
Shared Holdings(261)
The top 10 shared positions account for 9% of the overlap, led by UTHR, FLEX and FTI.
 UTHRUnited Therapeutics Corporation COM | 0.80% | 0.39% | 0.39% |
|---|---|---|---|
 FLEXFlex Ltd. COM USD0.01 | 0.75% | 0.39% | 0.39% |
 FTITechnipFMC PLC USD1 | 0.87% | 0.34% | 0.34% |
 NXTNextpower Inc. CLASS A COM | 0.56% | 0.31% | 0.31% |
 MKSIMKS Inc. COM | 0.48% | 0.31% | 0.31% |
 JLLJones Lang LaSalle Incorporated COM | 0.45% | 0.31% | 0.31% |
 OVVOvintiv Inc COM | 0.51% | 0.30% | 0.30% |
 CASYCasey'S General Stores Inc. COM | 0.84% | 0.29% | 0.29% |
 RNRRenaissancere Holdings Ltd. COM USD1 | 0.40% | 0.29% | 0.29% |
 PRPermian Resources Corporation Class A | 0.49% | 0.28% | 0.28% |
 SCIService Corporation International COM | 0.36% | 0.27% | 0.27% |
 XPOXPO Inc COM | 0.71% | 0.27% | 0.27% |
 THCTenet Healthcare Corporation COM NEW | 0.52% | 0.27% | 0.27% |
 WCCWesco International, Inc. COM | 0.41% | 0.27% | 0.27% |
 USFDUS Foods Holding Corp COM | 0.63% | 0.26% | 0.26% |
 TOLToll Brothers, Inc. COM | 0.40% | 0.26% | 0.26% |
 EWBCEast West Bancorp Inc COM | 0.46% | 0.26% | 0.26% |
 RSReliance Inc COM | 0.50% | 0.25% | 0.25% |
 ALLYAlly Financial Inc. COM | 0.34% | 0.25% | 0.25% |
 WWDWoodward Inc. COM | 0.67% | 0.24% | 0.24% |
 AAAlcoa Corporation COM | 0.54% | 0.24% | 0.24% |
 BURLBurlington Stores Inc. COM | 0.63% | 0.24% | 0.24% |
 CWCurtiss-Wright Corporation | 0.78% | 0.24% | 0.24% |
 ENTGEntegris Inc COM | 0.56% | 0.24% | 0.24% |
 CLHClean Harbors, Inc. COM | 0.45% | 0.23% | 0.23% |
Showing the top 250 of 261 shared holdings by overlap weight.
Frequently Asked Questions
How much do IJH and JHMM overlap?
IJH and JHMM overlap by 34.8% of portfolio weight. They share 261 holdings (IJH holds 399 positions and JHMM holds 666), based on each fund's latest SEC-reported holdings.
Is it redundant to own both IJH and JHMM?
The two portfolios are 34.8% 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 IJH and JHMM?
The largest positions held by both funds are UTHR, FLEX, FTI, NXT and MKSI. Together the top 10 shared positions account for 9% of the total overlap.
What does IJH own that JHMM doesn't?
138 positions (18.0% of IJH) are unique to IJH, led by RBA, NLY and Chart Industries Inc COM. In the other direction, 405 positions (65.0% of JHMM) are unique to JHMM.