CIBR vs FDN: Holdings Overlap
CIBRFirst Trust Nasdaq Cybersecurity ETF
First Trust · 42 holdings · $15.3B · as of 2026-03-31
FDNFirst Trust Dow Jones Internet Index Fund
First Trust · 41 holdings · $5.3B · as of 2026-03-31
How similar are CIBR and FDN?
First Trust Nasdaq Cybersecurity ETF (CIBR, by First Trust) holds 42 positions; First Trust Dow Jones Internet Index Fund (FDN, by First Trust) holds 41. They have 8 holdings in common, and by portfolio weight the two funds are 18.3% identical. In practical terms the pair is lightly overlapping, with most of each portfolio distinct.
- Overlap by Weight
- 18.3%Sum of the smaller weight of each shared holding
- Shared Holdings
- 8CIBR holds 42 · FDN holds 41
- Weight in Shared Holdings
- CIBR 28%·FDN 24%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 CIBR
34 of 42 positions (71.9% of the fund) are not held by FDN. Showing the top 30 by weight.
Sector Breakdown
| Sector | CIBR | FDN |
|---|---|---|
| Information Technology | 88.7% | 38.1% |
| Communication Services | 2.1% | 29.8% |
| Consumer Discretionary | 0.0% | 26.9% |
| Industrials | 6.5% | 1.6% |
| Financials | 0.0% | 2.2% |
| Other Sectors | 0.0% | 1.4% |
| Unclassified | 2.1% | 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. “Unclassified” is weight we could not classify (2% of CIBR, 0% of FDN).
Performance
| Fund | 1M | YTD | 1Y | 3Y (ann.) | 5Y (ann.) | 10Y (ann.) | Yield |
|---|---|---|---|---|---|---|---|
| CIBR | +6.1% | +37.3% | +38.2% | +29.9% | +15.5% | +18.9% | 0.40% |
| FDN | +6.5% | +7.5% | +6.5% | +19.6% | +3.6% | +13.9% | — |
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 CIBR vs FDN →
Shared Holdings(8)
The top 8 shared positions account for 100% of the overlap, led by CSCO, NET and DDOG.
 CSCOCisco Systems, Inc. COM | 7.67% | 6.78% | 6.78% |
|---|---|---|---|
 NETCloudflare Inc CL A COM | 4.71% | 3.45% | 3.45% |
 DDOGDatadog Inc CL A COM | 2.07% | 2.04% | 2.04% |
 GOOGLAlphabet Inc. CAP STK CL A | 1.81% | 5.41% | 1.81% |
 ANETArista Networks Inc COM SHS | 1.81% | 4.18% | 1.81% |
 AKAMAkamai Technologies, Inc. COM | 3.68% | 0.87% | 0.87% |
 FFIVF5 Inc COM | 3.08% | 0.86% | 0.86% |
 OKTAOkta Inc. CL A | 2.70% | 0.70% | 0.70% |
Frequently Asked Questions
How much do CIBR and FDN overlap?
CIBR and FDN overlap by 18.3% of portfolio weight. They share 8 holdings (CIBR holds 42 positions and FDN holds 41), based on each fund's latest SEC-reported holdings.
Is it redundant to own both CIBR and FDN?
The two portfolios are 18.3% 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 CIBR and FDN?
The largest positions held by both funds are CSCO, NET, DDOG, GOOGL and ANET. Together the top 8 shared positions account for 100% of the total overlap.
What does CIBR own that FDN doesn't?
34 positions (71.9% of CIBR) are unique to CIBR, led by PANW, CRWD and AVGO. In the other direction, 33 positions (75.6% of FDN) are unique to FDN.