FDN vs IYW: Holdings Overlap
FDNFirst Trust Dow Jones Internet Index Fund
First Trust · 41 holdings · $5.3B · as of 2026-03-31
IYWiShares U.S. Technology ETF
iShares · 139 holdings · $25.2B · as of 2026-04-30
Holdings snapshots are 30 days apart (FDN: 2026-03-31, IYW: 2026-04-30). 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 FDN and IYW?
First Trust Dow Jones Internet Index Fund (FDN, by First Trust) holds 41 positions; iShares U.S. Technology ETF (IYW, by iShares) holds 139. They have 22 holdings in common, and by portfolio weight the two funds are 16.0% identical. In practical terms the pair is lightly overlapping, with most of each portfolio distinct.
- Overlap by Weight
- 16.0%Sum of the smaller weight of each shared holding
- Shared Holdings
- 22FDN holds 41 · IYW holds 139
- Weight in Shared Holdings
- FDN 45%·IYW 20%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 FDN
19 of 41 positions (55.2% of the fund) are not held by IYW.
Sector Breakdown
| Sector | FDN | IYW |
|---|---|---|
| Information Technology | 38.1% | 80.4% |
| Communication Services | 29.8% | 17.9% |
| Consumer Discretionary | 26.9% | 0.4% |
| Financials | 2.2% | 0.1% |
| Industrials | 1.6% | 1.0% |
| Other Sectors | 1.4% | 0.0% |
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 |
|---|---|---|---|---|---|---|---|
| FDN | +6.5% | +7.5% | +6.5% | +19.6% | +3.6% | +13.9% | — |
| IYW | +4.4% | +27.3% | +39.7% | +32.8% | +19.8% | +24.9% | 0.10% |
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 FDN vs IYW →
Shared Holdings(22)
The top 10 shared positions account for 95% of the overlap, led by GOOGL, GOOG and META.
 GOOGLAlphabet Inc. CAP STK CL A | 5.41% | 7.84% | 5.41% |
|---|---|---|---|
 GOOGAlphabet Inc. CAP STK CL C | 4.33% | 6.33% | 4.33% |
 METAMeta Platforms, Inc., Class A | 9.14% | 2.80% | 2.80% |
 CRMSalesforce Inc. COM | 4.53% | 0.99% | 0.99% |
 NETCloudflare, Inc., Class A | 3.45% | 0.39% | 0.39% |
 DASHDoorDash, Inc., Class A | 2.96% | 0.38% | 0.38% |
 SNOWSnowflake, Inc., Class A | 2.72% | 0.28% | 0.28% |
 DDOGDatadog, Inc., Class A | 2.04% | 0.25% | 0.25% |
 WDAYWorkday, Inc., Class A | 1.46% | 0.16% | 0.16% |
 ZMZoom Communications, Inc., Class A | 1.13% | 0.16% | 0.16% |
 VRSNVerisign, Inc. COM | 1.08% | 0.14% | 0.14% |
 FFIVF5 Inc COM | 0.86% | 0.11% | 0.11% |
 AKAMAkamai Technologies, Inc. COM | 0.87% | 0.09% | 0.09% |
 OKTAOkta Inc. Class A | 0.70% | 0.08% | 0.08% |
 GDDYGoDaddy, Inc., Class A | 0.59% | 0.07% | 0.07% |
 TEAMAtlassian Corporation CL A | 0.61% | 0.07% | 0.07% |
 HUBSHubspot Inc COM | 0.68% | 0.07% | 0.07% |
 NTNXNutanix, Inc., Class A | 0.54% | 0.07% | 0.07% |
 DOCUDocusign, Inc., Class A | 0.50% | 0.06% | 0.06% |
 IOTSamsara, Inc., Class A | 0.60% | 0.06% | 0.06% |
 PAYCPaycom Software Inc COM | 0.31% | 0.04% | 0.04% |
 DBXDropbox, Inc., Class A | 0.21% | 0.03% | 0.03% |
Frequently Asked Questions
How much do FDN and IYW overlap?
FDN and IYW overlap by 16.0% of portfolio weight. They share 22 holdings (FDN holds 41 positions and IYW holds 139), based on each fund's latest SEC-reported holdings.
Is it redundant to own both FDN and IYW?
The two portfolios are 16.0% 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 FDN and IYW?
The largest positions held by both funds are GOOGL, GOOG, META, CRM and NET. Together the top 10 shared positions account for 95% of the total overlap.
What does FDN own that IYW doesn't?
19 positions (55.2% of FDN) are unique to FDN, led by AMZN, NFLX and CSCO. In the other direction, 117 positions (79.5% of IYW) are unique to IYW.