COWZ vs IWF: Holdings Overlap
COWZPacer US Cash Cows 100 ETF
Pacer · 100 holdings · $18.8B · as of 2026-04-30
IWFiShares Russell 1000 Growth ETF
iShares · 387 holdings · $127.3B · as of 2026-03-31
Holdings snapshots are 30 days apart (COWZ: 2026-04-30, IWF: 2026-03-31). 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 IWF?
Pacer US Cash Cows 100 ETF (COWZ, by Pacer) holds 100 positions; iShares Russell 1000 Growth ETF (IWF, by iShares) holds 387. They have 32 holdings in common, and by portfolio weight the two funds are 4.4% identical. In practical terms the pair is essentially distinct, holding almost none of the same securities.
- Overlap by Weight
- 4.4%Sum of the smaller weight of each shared holding
- Shared Holdings
- 32COWZ holds 100 · IWF holds 387
- Weight in Shared Holdings
- COWZ 36%·IWF 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
68 of 100 positions (64.2% of the fund) are not held by IWF. Showing the top 30 by weight.
Sector Breakdown
| Sector | COWZ | IWF |
|---|---|---|
| Information Technology | 19.4% | 49.2% |
| Health Care | 21.0% | 8.0% |
| Energy | 16.4% | 0.5% |
| Consumer Discretionary | 9.8% | 13.1% |
| Communication Services | 8.1% | 12.4% |
| Other Sectors | 25.1% | 16.6% |
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% |
| IWF | +2.7% | +5.5% | +13.1% | +22.0% | +12.6% | +17.8% | 0.35% |
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 IWF →
Shared Holdings(32)
The top 10 shared positions account for 71% of the overlap, led by UBER, BKNG and INTU.
 UBERUber Technologies Inc COM | 2.00% | 0.52% | 0.52% |
|---|---|---|---|
 BKNGBooking Holdings Inc COM | 1.87% | 0.46% | 0.46% |
 INTUIntuit Inc COM | 1.63% | 0.43% | 0.43% |
 ADBEAdobe Inc COM | 1.75% | 0.36% | 0.36% |
 MCKMckesson Corp. COM | 1.79% | 0.36% | 0.36% |
 ADPAutomatic Data Processing, Inc. COM | 1.30% | 0.27% | 0.27% |
 CORCencora Inc COM | 1.03% | 0.21% | 0.21% |
 ABNBAirbnb, Inc., Class A | 1.62% | 0.19% | 0.19% |
 ADSKAutodesk Inc COM | 0.72% | 0.18% | 0.18% |
 GILDGilead Sciences Inc. COM | 1.83% | 0.17% | 0.17% |
 CLColgate-Palmolive Co. COM | 1.10% | 0.12% | 0.12% |
 QCOMQUALCOMM Inc. COM | 2.67% | 0.11% | 0.11% |
 WDAYWorkday, Inc., Class A | 0.75% | 0.10% | 0.10% |
 CPRTCopart Inc COM | 0.41% | 0.10% | 0.10% |
 EXPEExpedia Group Inc COM NEW | 1.03% | 0.10% | 0.10% |
 TPRTapestry Inc COM | 0.55% | 0.10% | 0.10% |
 CAHCardinal Health, Inc. COM | 1.62% | 0.09% | 0.09% |
 BMYBristol-Myers Squibb Company COM | 2.03% | 0.09% | 0.09% |
 VEEVVeeva Systems, Inc., Class A | 0.36% | 0.08% | 0.08% |
 CRMSalesforce Inc. COM | 1.76% | 0.07% | 0.07% |
 JBLJabil Inc COM | 0.55% | 0.06% | 0.06% |
 HCAHCA Healthcare Inc COM | 1.64% | 0.06% | 0.06% |
 PAYXPaychex Inc COM | 0.58% | 0.03% | 0.03% |
 LULULululemon Athletica Inc. COM | 0.30% | 0.03% | 0.03% |
 NTAPNetApp Inc. COM | 0.59% | 0.03% | 0.03% |
Frequently Asked Questions
How much do COWZ and IWF overlap?
COWZ and IWF overlap by 4.4% of portfolio weight. They share 32 holdings (COWZ holds 100 positions and IWF holds 387), based on each fund's latest SEC-reported holdings.
Is it redundant to own both COWZ and IWF?
The two portfolios are 4.4% 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 IWF?
The largest positions held by both funds are UBER, BKNG, INTU, ADBE and MCK. Together the top 10 shared positions account for 71% of the total overlap.
What does COWZ own that IWF doesn't?
68 positions (64.2% of COWZ) are unique to COWZ, led by MO, COP and CVS. In the other direction, 355 positions (95.4% of IWF) are unique to IWF.