Data as of .
BCOR vs BLCK: which is really different?
BCOR and BLCK hold 29% of their weight in the same names.
ETFIQ Off-Index Score: BLCK 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
29% of the two portfolios are the same securities at the same weight.
What they hold in common
By the books each fund has filed, BCOR and BLCK hold 29% of their money in the same securities at the same weight.
| Holding | BCOR | BLCK |
|---|---|---|
| Hut 8 Corp | 5.56% | 4.93% |
| Riot Platforms Inc | 4.87% | 4.74% |
| MARA Holdings Inc | 3.98% | 3.80% |
| Coinbase Global Inc | 3.34% | 7.88% |
| Galaxy Digital Inc | 5.79% | 3.27% |
| Cleanspark Inc | 2.56% | 3.41% |
| Bullish | 2.72% | 2.51% |
| Block Inc | 5.70% | 1.85% |
| Cipher Digital Inc | 0.65% | 3.95% |
| Gemini Space Station Inc | 0.30% | 2.32% |
| Hive Digital Technologies Ltd | 0.27% | 2.84% |
| Core Scientific Inc | 1.03% | 0.17% |
| Only in BCOR | Only in BLCK |
|---|---|
| Tesla Inc 22.52% | Circle Internet Group Inc 5.94% |
| Strategy Inc 12.85% | Robinhood Markets Inc 4.96% |
| MercadoLibre Inc 4.66% | CME Group Inc 4.74% |
| GameStop Corp 4.40% | IREN Ltd 4.44% |
| Trump Media & Technology Group 3.93% | Figure Technology Solutions Inc 4.21% |
| Strive Inc 3.26% | Terawulf Inc 3.25% |
| Metaplanet Inc 2.87% | Bitdeer Technologies Group 2.86% |
| Nexon Co Ltd 2.70% | PayPal Holdings Inc 2.62% |
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 | |||
|---|---|---|---|---|---|---|
| BCOR | BLCK | BCOR | BLCK | BCOR | BLCK | |
| 3 months | +15.5% | −6.1% | +13.3 pts | −8.3 pts | +18.0 pts | −3.6 pts |
| 6 months | +25.9% | not published | +7.9 pts | not published | +1.7 pts | not published |
| 1 year | −18.0% | not published | −34.6 pts | not published | −39.8 pts | not published |
| Since launch | +14.0% | −9.7% | −25.6 pts | −14.0 pts | −38.6 pts | −13.5 pts |
| BCOR Grayscale Bitcoin Adopters ETF Holds 40 stocks in blockchain and crypto equities, 32% of its weight in S&P 500 companies | BLCK Corgi Crypto Infrastructure ETF Holds 34 stocks in blockchain and crypto equities, 23% of its weight in S&P 500 companies | |
|---|---|---|
| Issuer | Grayscale | Corgi |
| Theme | Blockchain and crypto equities | Blockchain and crypto equities |
| In the S&P 500 | 31.6% | 23.3% |
| Active share vs the S&P 500 | 98.0% | 99.5% |
| In the Nasdaq-100 | 40.0% | 2.6% |
| Holdings | 40 | 34 |
| Top ten, share of the fund | 74.3% | 51.4% |
| Expense ratio | 0.59% | 0.35% |
| Fee for the differing part | 0.60% | 0.35% |
| Total return, 1 year | −18.0% | −9.7% (since launch on May 6, 2026) |
| vs the S&P 500 | −34.6 pts | −14.0 pts |
| vs the Nasdaq-100 | −39.8 pts | −13.5 pts |
| Below its high | −22.5% | −10.4% |
| Net assets | $2m | $512,649 |
BCOR in plain words
By weight, 32% of BCOR'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 74% of the fund across 40 positions, as filed for Jun 30, 2026. Over the year to Sep 18, 2026 the fund returned −18.0% with distributions reinvested against +16.6% for the S&P 500, so a holder was behind by 34.6 pts. It sits 22.5% below its all-time high of Oct 6, 2025.
BLCK in plain words
By weight, 23% of BLCK's portfolio is stocks that are also in the S&P 500; its active share against the S&P 500 is 100%. The top ten holdings are 51% of the fund across 34 positions, as published by its issuer for Sep 18, 2026. Since it launched on May 6, 2026 the fund returned −9.7% with distributions reinvested against +4.3% for the S&P 500, so a holder was behind by 14.0 pts. It sits 10.4% below its all-time high of May 14, 2026.
Questions people ask
- Do BCOR and BLCK hold the same stocks?
- By their latest filings, 29% 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, BCOR or BLCK?
- BCOR has 32% of its weight in S&P 500 names and BLCK has 23%, so BLCK differs more from the index.
- Which is cheaper, BCOR or BLCK?
- BCOR charges 0.59% a year and BLCK charges 0.35%, so BLCK 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, BCOR against BLCK, data as of Sep 18, 2026. https://etfiq.com/compare/themes/bcor-vs-blck Free to use with attribution; the underlying files are at Open data.