FCOM vs IWO: Holdings Overlap
FCOMFidelity MSCI Communication Services Index ETF
Fidelity · 89 holdings · $1.7B · as of 2026-04-30
IWOiShares Russell 2000 Growth ETF
iShares · 1101 holdings · $14.8B · as of 2026-03-31
Holdings snapshots are 30 days apart (FCOM: 2026-04-30, IWO: 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 FCOM and IWO?
Fidelity MSCI Communication Services Index ETF (FCOM, by Fidelity) holds 89 positions; iShares Russell 2000 Growth ETF (IWO, by iShares) holds 1101. They have 25 holdings in common, and by portfolio weight the two funds are 2.1% identical. In practical terms the pair is essentially distinct, holding almost none of the same securities.
- Overlap by Weight
- 2.1%Sum of the smaller weight of each shared holding
- Shared Holdings
- 25FCOM holds 89 · IWO holds 1101
- Weight in Shared Holdings
- FCOM 2%·IWO 2%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 FCOM
64 of 89 positions (97.4% of the fund) are not held by IWO. Showing the top 30 by weight.
Only in IWO
1076 of 1101 positions (97.7% of the fund) are not held by FCOM. Showing the top 30 by weight.
Sector Breakdown
| Sector | FCOM | IWO |
|---|---|---|
| Communication Services | 99.8% | 2.3% |
| Industrials | 0.0% | 23.7% |
| Health Care | 0.0% | 23.1% |
| Information Technology | 0.0% | 19.0% |
| Financials | 0.0% | 8.6% |
| Other Sectors | 0.0% | 19.2% |
| Unclassified | 0.0% | 4.0% |
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. “Unclassified” is weight we could not classify (0% of FCOM, 4% of IWO).
Performance
| Fund | 1M | YTD | 1Y | 3Y (ann.) | 5Y (ann.) | 10Y (ann.) | Yield |
|---|---|---|---|---|---|---|---|
| FCOM | -1.3% | -2.9% | +8.4% | +20.2% | +6.1% | +10.5% | 0.99% |
| IWO | +1.2% | +21.0% | +34.7% | +17.5% | +5.9% | +11.0% | 0.42% |
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 FCOM vs IWO →
Shared Holdings(25)
The top 10 shared positions account for 79% of the overlap, led by LUMN, GSAT and CNK.
 LUMNLumen Technologies, Inc. | 0.52% | 0.39% | 0.39% |
|---|---|---|---|
 GSATGlobalstar, Inc. | 0.25% | 0.22% | 0.22% |
 CNKCinemark Holdings, Inc. | 0.19% | 0.20% | 0.19% |
 CARGCargurus, Inc., Class A | 0.18% | 0.18% | 0.18% |
 MSGEMadison Square Garden Entertainment Corp. | 0.15% | 0.16% | 0.15% |
 BATRKAtlanta Braves Holdings, Inc., Class C | 0.14% | 0.13% | 0.13% |
 MGNIMagnite, Inc. | 0.11% | 0.11% | 0.11% |
 IMAXIMAX Corp. | 0.10% | 0.11% | 0.10% |
 YELPYelp, Inc. | 0.10% | 0.10% | 0.10% |
 WLYJohn Wiley & Sons, Inc., Class A | 0.10% | 0.10% | 0.10% |
 CCOICogent Communications Holdings, Inc. | 0.07% | 0.06% | 0.06% |
 TDAYUSA TODAY Co., Inc. | 0.06% | 0.06% | 0.06% |
| Stagwell, Inc., Class A | 0.04% | 0.05% | 0.04% |
 QNSTQuinStreet, Inc. | 0.04% | 0.04% | 0.04% |
 IDTIDT Corp., Class B | 0.06% | 0.04% | 0.04% |
 TRIPTripAdvisor, Inc. | 0.07% | 0.04% | 0.04% |
 GRNDGrindr, Inc. | 0.03% | 0.03% | 0.03% |
 EVEREverQuote, Inc., Class A | 0.02% | 0.03% | 0.02% |
| Ibotta, Inc., Class A | 0.03% | 0.02% | 0.02% |
| Atlanta Braves Holdings, Inc., Class A | 0.02% | 0.02% | 0.02% |
| Gogo, Inc. | 0.02% | 0.02% | 0.02% |
| fuboTV, Inc. | 0.02% | 0.02% | 0.02% |
 MAXMediaAlpha, Inc., Class A | 0.02% | 0.02% | 0.02% |
 RUMRumble, Inc., Class A | 0.03% | 0.01% | 0.01% |
| Optimum Communications, Inc., Class A | 0.02% | 0.00% | 0.00% |
Frequently Asked Questions
How much do FCOM and IWO overlap?
FCOM and IWO overlap by 2.1% of portfolio weight. They share 25 holdings (FCOM holds 89 positions and IWO holds 1101), based on each fund's latest SEC-reported holdings.
Is it redundant to own both FCOM and IWO?
The two portfolios are 2.1% identical by weight. Owning both is genuine diversification: the funds hold almost none of the same securities.
What are the biggest shared holdings of FCOM and IWO?
The largest positions held by both funds are LUMN, GSAT, CNK, CARG and MSGE. Together the top 10 shared positions account for 79% of the total overlap.
What does FCOM own that IWO doesn't?
64 positions (97.4% of FCOM) are unique to FCOM, led by META, GOOGL and GOOG. In the other direction, 1076 positions (97.7% of IWO) are unique to IWO.