Data as of .
FDIG vs IBLC: which is really different?
FDIG and IBLC hold 47% of their weight in the same names.
ETFIQ Off-Index Score: FDIG scores higher
How much of it is not the index it is sold as an alternative to?
A percentile among the 379 thematic ETFs with a holdings filing. It is a position in a set, not a rating, and neither end of it is a recommendation. All thematic ETFs ranked by it · How it is computed
47% of the two portfolios are the same securities at the same weight.
What they hold in common
By the books each fund has filed, FDIG and IBLC hold 47% of their money in the same securities at the same weight.
| Holding | FDIG | IBLC |
|---|---|---|
| CIPHER DIGITAL INC | 3.47% | 3.69% |
| CORE SCIENTIFIC INC | 2.53% | 3.26% |
| KEEL INFRASTRUCTURE CORP | 2.22% | 1.46% |
| BULLISH | 1.04% | 0.85% |
| HIVE DIGITAL TECHNOLOGIES LTD | 1.26% | 0.55% |
| DIGI POWER X INC | 0.95% | 0.22% |
| OSL GROUP LTD | 0.68% | 0.18% |
| SOLUNA HOLDINGS INC | 0.81% | 0.14% |
| Only in FDIG | Only in IBLC |
|---|---|
| COINBASE GLOBAL INC 4.64% | COINBASE GLOBAL INC CLASS A 12.29% |
| IREN LTD 4.45% | CIRCLE INTERNET GROUP INC CLASS A 10.36% |
| APPLIED DIGITAL CORP 3.69% | IREN 9.39% |
| TERAWULF INC 3.57% | HUT CORP 6.49% |
| MARA HOLDINGS INC 3.43% | RIOT PLATFORMS 4.88% |
| BLOCK INC 3.38% | ADVANCED MICRO DEVICES 4.56% |
| CIRCLE INTERNET GROUP INC 3.22% | APPLIED DIGITAL 4.37% |
| HUT 8 CORP 3.21% | MASTERCARD CLASS A 3.80% |
Weight overlap is an ETFIQ calculation: for every security both funds hold, the smaller of the two weights, summed. Above 50%, holding both is close to holding one of them twice. Holdings dated Jun 30, 2026 and Sep 18, 2026.
Performance, window by window
| Window | Total return | vs the S&P 500 | vs the Nasdaq-100 | |||
|---|---|---|---|---|---|---|
| FDIG | IBLC | FDIG | IBLC | FDIG | IBLC | |
| 3 months | −1.8% | −7.8% | −4.0 pts | −10.0 pts | +0.7 pts | −5.3 pts |
| 6 months | +31.2% | +23.1% | +13.2 pts | +5.1 pts | +7.0 pts | −1.1 pts |
| 1 year | −3.4% | −3.5% | −20.0 pts | −20.1 pts | −25.2 pts | −25.3 pts |
| 3 years | +175.6% | +212.2% | +97.2 pts | +133.8 pts | +77.5 pts | +114.0 pts |
| Since launch | +95.9% | +131.6% | +11.2 pts | +37.7 pts | −25.8 pts | −2.2 pts |
| FDIG Fidelity Crypto Industry and Digital Payments ETF Holds 58 stocks in blockchain and crypto equities, 20% of its weight in S&P 500 companies | IBLC iShares Blockchain and Tech ETF Holds 50 stocks in blockchain and crypto equities, 35% of its weight in S&P 500 companies | |
|---|---|---|
| Issuer | Fidelity | iShares |
| Theme | Blockchain and crypto equities | Blockchain and crypto equities |
| In the S&P 500 | 20.2% | 35.2% |
| Active share vs the S&P 500 | 98.1% | 92.7% |
| In the Nasdaq-100 | 3.2% | 10.2% |
| Holdings | 58 | 50 |
| Top ten, share of the fund | 36.2% | 65.9% |
| Expense ratio | 0.39% | 0.47% |
| Fee for the differing part | 0.40% | 0.51% |
| Total return, 1 year | −3.4% | −3.5% |
| vs the S&P 500 | −20.0 pts | −20.1 pts |
| vs the Nasdaq-100 | −25.2 pts | −25.3 pts |
| Below its high | −21.6% | −20.7% |
| Net assets | $265m | $89m |
FDIG in plain words
By weight, 20% of FDIG's portfolio is stocks that are also in the S&P 500; its active share against the S&P 500 is 98%. The top ten holdings are 36% of the fund across 58 positions, as filed for Jun 30, 2026. Over the year to Sep 18, 2026 the fund returned −3.4% with distributions reinvested against +16.6% for the S&P 500, so a holder was behind by 20.0 pts. It sits 21.6% below its all-time high of Oct 15, 2025.
IBLC in plain words
By weight, 35% of IBLC's portfolio is stocks that are also in the S&P 500; its active share against the S&P 500 is 93%. The top ten holdings are 66% of the fund across 50 positions, as published by its issuer for Sep 18, 2026. Over the year to Sep 18, 2026 the fund returned −3.5% with distributions reinvested against +16.6% for the S&P 500, so a holder was behind by 20.1 pts. It sits 20.7% below its all-time high of Oct 15, 2025.
Questions people ask
- Do FDIG and IBLC hold the same stocks?
- By their latest filings, 47% of their books are the same securities at the same weight, which is a meaningful overlap. Overlap is the sum of the smaller weight of every security they share.
- Which is more different from the S&P 500, FDIG or IBLC?
- FDIG has 20% of its weight in S&P 500 names and IBLC has 35%, so FDIG differs more from the index.
- Which is cheaper, FDIG or IBLC?
- FDIG charges 0.39% a year and IBLC charges 0.47%, so FDIG is cheaper. Fees come from each fund's prospectus.
Other comparisons
Where these figures came from
ETFIQ links to the documents behind every figure. It is not affiliated with any issuer, and a link is not an endorsement.
Cite this page. ETFIQ, FDIG against IBLC, data as of Sep 18, 2026. https://etfiq.com/compare/themes/fdig-vs-iblc Free to use with attribution; the underlying files are at Open data.