JHMM vs SPY: Holdings Overlap
JHMMJohn Hancock Multifactor Mid Cap ETF
John Hancock · 666 holdings · $6.0B · as of 2026-03-31
SPYState Street® SPDR® S&P 500® ETF Trust
State Street (SPDR) · 504 holdings · $812.0B · as of 2026-08-06
Holdings snapshots are 128 days apart (JHMM: 2026-03-31, SPY: 2026-08-06). 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 JHMM and SPY?
John Hancock Multifactor Mid Cap ETF (JHMM, by John Hancock) holds 666 positions; State Street® SPDR® S&P 500® ETF Trust (SPY, by State Street (SPDR)) holds 504. They have 244 holdings in common, and by portfolio weight the two funds are 9.0% identical. In practical terms the pair is lightly overlapping, with most of each portfolio distinct.
- Overlap by Weight
- 9.0%Sum of the smaller weight of each shared holding
- Shared Holdings
- 244JHMM holds 666 · SPY holds 504
- Weight in Shared Holdings
- JHMM 53%·SPY 9%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 JHMM
422 of 666 positions (47.2% of the fund) are not held by SPY. Showing the top 30 by weight.
Sector Breakdown
| Sector | JHMM | SPY |
|---|---|---|
| Information Technology | 13.9% | 37.6% |
| Industrials | 20.0% | 8.8% |
| Financials | 15.5% | 12.3% |
| Health Care | 10.7% | 8.9% |
| Consumer Discretionary | 9.8% | 9.3% |
| Other Sectors | 29.8% | 23.1% |
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 |
|---|---|---|---|---|---|---|---|
| JHMM | +3.3% | +17.3% | +24.7% | +15.8% | +8.8% | +11.9% | 0.86% |
| SPY | +3.4% | +14.0% | +23.7% | +21.2% | +13.3% | +15.3% | 0.97% |
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 JHMM vs SPY →
Shared Holdings(244)
The top 10 shared positions account for 10% of the overlap, led by HPE, MPWR and COHR.
 HPEHewlett Packard Enterprise Co. COM | 0.36% | 0.10% | 0.10% |
|---|---|---|---|
 MPWRMonolithic Power Systems Inc. COM | 0.46% | 0.10% | 0.10% |
 COHRCoherent Corp COM | 0.44% | 0.10% | 0.10% |
 LITELumentum Holdings Inc. COM | 0.37% | 0.10% | 0.10% |
 TERTeradyne Inc. COM | 0.44% | 0.09% | 0.09% |
 FIXComfort Systems USA Inc. COM | 0.50% | 0.09% | 0.09% |
 DALDelta Air Lines Inc. COM NEW | 0.13% | 0.09% | 0.09% |
 KEYSKeysight Technologies, Inc. COM | 0.52% | 0.09% | 0.09% |
 AMEAmetek, Inc. COM | 0.46% | 0.09% | 0.09% |
 TRGPTarga Resources Corp. COM | 0.53% | 0.09% | 0.09% |
 CIENCiena Corporation COM NEW | 0.47% | 0.09% | 0.09% |
 CAHCardinal Health, Inc. COM | 0.42% | 0.08% | 0.08% |
 FITBFifth Third Bancorp COM | 0.42% | 0.08% | 0.08% |
 STTState Street Corp. COM | 0.36% | 0.08% | 0.08% |
 WABWestinghouse Air Brake Technologies Corp. | 0.41% | 0.08% | 0.08% |
 DVNDevon Energy Corporation COM | 0.29% | 0.07% | 0.07% |
 GRMNGarmin Ltd COM CHF10.00 | 0.31% | 0.07% | 0.07% |
 ROKRockwell Automation, Inc. COM | 0.38% | 0.07% | 0.07% |
 EBAYeBay Inc. COM | 0.42% | 0.07% | 0.07% |
 ETREntergy Corporation COM | 0.49% | 0.07% | 0.07% |
 FLEXFlex Ltd. COM USD0.01 | 0.39% | 0.07% | 0.07% |
 VTRVentas Inc. COM | 0.21% | 0.07% | 0.07% |
 CBRECBRE Group, Inc., Class A | 0.33% | 0.07% | 0.07% |
 NDAQNasdaq Inc COM | 0.30% | 0.06% | 0.06% |
 PRUPrudential Financial, Inc. COM | 0.28% | 0.06% | 0.06% |
Frequently Asked Questions
How much do JHMM and SPY overlap?
JHMM and SPY overlap by 9.0% of portfolio weight. They share 244 holdings (JHMM holds 666 positions and SPY holds 504), based on each fund's latest SEC-reported holdings.
Is it redundant to own both JHMM and SPY?
The two portfolios are 9.0% identical by weight. Owning both is not redundant. Most of each portfolio is distinct, so the funds can serve different roles.
What are the biggest shared holdings of JHMM and SPY?
The largest positions held by both funds are HPE, MPWR, COHR, LITE and TER. Together the top 10 shared positions account for 10% of the total overlap.
What does JHMM own that SPY doesn't?
422 positions (47.2% of JHMM) are unique to JHMM, led by LNG, UTHR and FTI. In the other direction, 260 positions (90.9% of SPY) are unique to SPY.