COWZ vs MDY: Holdings Overlap
COWZPacer US Cash Cows 100 ETF
Pacer · 100 holdings · $18.8B · as of 2026-04-30
MDYState Street® SPDR® S&P MIDCAP 400® ETF Trust
State Street (SPDR) · 399 holdings · $27.1B · as of 2026-08-06
Holdings snapshots are 98 days apart (COWZ: 2026-04-30, MDY: 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 COWZ and MDY?
Pacer US Cash Cows 100 ETF (COWZ, by Pacer) holds 100 positions; State Street® SPDR® S&P MIDCAP 400® ETF Trust (MDY, by State Street (SPDR)) holds 399. They have 5 holdings in common, and by portfolio weight the two funds are 2.3% identical. In practical terms the pair is essentially distinct, holding almost none of the same securities.
- Overlap by Weight
- 2.3%Sum of the smaller weight of each shared holding
- Shared Holdings
- 5COWZ holds 100 · MDY holds 399
- Weight in Shared Holdings
- COWZ 2%·MDY 4%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 COWZ
95 of 100 positions (97.5% of the fund) are not held by MDY. Showing the top 30 by weight.
Sector Breakdown
| Sector | COWZ | MDY |
|---|---|---|
| Industrials | 11.7% | 25.9% |
| Health Care | 21.0% | 10.3% |
| Information Technology | 19.4% | 15.6% |
| Energy | 16.4% | 4.6% |
| Financials | 0.0% | 16.0% |
| Other Sectors | 31.4% | 32.7% |
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 |
|---|---|---|---|---|---|---|---|
| COWZ | +7.8% | +15.6% | +28.0% | +12.8% | +11.6% | — | 1.79% |
| MDY | +3.1% | +18.1% | +25.6% | +14.2% | +8.8% | +10.9% | 0.99% |
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 COWZ vs MDY →
Shared Holdings(5)
The top 5 shared positions account for 100% of the overlap, led by THC, FTI and UTHR.
Frequently Asked Questions
How much do COWZ and MDY overlap?
COWZ and MDY overlap by 2.3% of portfolio weight. They share 5 holdings (COWZ holds 100 positions and MDY holds 399), based on each fund's latest SEC-reported holdings.
Is it redundant to own both COWZ and MDY?
The two portfolios are 2.3% identical by weight. Owning both is genuine diversification: the funds hold almost none of the same securities.
What are the biggest shared holdings of COWZ and MDY?
The largest positions held by both funds are THC, FTI, UTHR, TWLO and ILMN. Together the top 5 shared positions account for 100% of the total overlap.
What does COWZ own that MDY doesn't?
95 positions (97.5% of COWZ) are unique to COWZ, led by QCOM, MO and COP. In the other direction, 394 positions (101.5% of MDY) are unique to MDY.