BCTK vs SPY
Baron Technology ETF vs State Street SPDR S&P 500 ETF Trust
Which is better, BCTK or SPY?
Large Cap Growth against Large Cap Blend.
SPY has a lower expense ratio. SPY led over 1Y. SPY is less concentrated, with 37.8% of the fund in its ten largest positions against 59.3%.
MarketXLS is not an investment adviser. This comparison is generated automatically from market data and is for information only. A Best mark means the better reading on that one measure, not a recommendation to buy.
Side-by-Side Comparison
| Metric | BCTK | SPY |
|---|---|---|
| Expense Ratio | 0.75% | 0.09%Best |
| AUM | - | $804.7B |
| Dividend Yield | 0.00% | 0.98% |
| Holdings | 40 | 505 |
| YTD Return | +19.73%Best | +12.09% |
| 1Y Return | - | +16.29% |
| 3Y Return (annualized) | - | +21.20% |
| 5Y Return (annualized) | - | +13.37% |
| Top 10 Weight | 59.3% | 37.8%Best |
| Fund Family | Baron Funds | State Street Investment Management |
| Category | Equity | Equity |
| Style | Large Cap Growth | Large Cap Blend |
| Inception | Dec 12, 2025 | Jan 22, 1993 |
Not shown on this pair: Volatility (annualized), Max Drawdown, $10,000 over the window.
BCTK vs SPY growth
Month-end closes. Both lines start at 0% in the first month shown, so the gap between them is the difference in growth across that window. The full view is available from the range buttons; it is not the opening view here because over the whole period one of these two funds moves so much further than the other that its line would sit flat on the axis.
BCTK vs SPY Performance
Baron Technology ETF (BCTK) is an ETF from Baron Funds and State Street SPDR S&P 500 ETF Trust (SPY) is an ETF from State Street Investment Management. Year to date, BCTK is up 19.73% versus a gain of 12.09% for SPY.
Past performance does not guarantee future results.
Fees and Cost Over Time
BCTK charges 0.75% per year while SPY charges 0.09%. On a $10,000 position that is $75 vs $9 annually, a gap of $66 per year that compounds over a long holding period. On income, BCTK currently yields 0.00% against 0.98% for SPY.
Holdings Overlap
57.6% of BCTK's money is in holdings SPY also owns. 25.8% of SPY's money is in holdings BCTK also owns.
The two portfolios partly overlap.
20 positions in common, counted across the 39 positions we hold weights for in BCTK and 504 in SPY, against full books of 40 and 505.
What only one of them owns
Our book lists 477 positions for SPY that do not appear in our book for BCTK (73.6% of the fund), and 12 for BCTK that do not appear in SPY (25.0%).
Some of those will be the same company recorded under a different code in one of the two books, so the real difference in what you would own is no larger than this and may be smaller. We do not name the individual positions here for that reason.
Top Shared Holdings
| Stock | Weight in BCTK | Weight in SPY | Difference |
|---|---|---|---|
| NVDANvidia Corp | 6.76% | 8.01% | 1.25% |
| AVGOBroadcom Inc | 6.98% | 2.66% | 4.32% |
| GOOGAlphabet Inc | 6.34% | 2.39% | 3.95% |
| AMZNAmazon.Com Inc | 4.64% | 3.79% | 0.85% |
| LRCXLrcx Uw Equity | 6.55% | 0.55% | 6.00% |
| MUMicron Technology, Inc. | 4.66% | 1.60% | 3.06% |
| TSLATesla Inc | 3.05% | 1.52% | 1.53% |
| AMDAdvanced Micro Devices Inc | 2.55% | 1.14% | 1.41% |
| METAMeta Platforms Inc | 1.03% | 1.93% | 0.90% |
| COHRCoherent Corp | 2.78% | 0.08% | 2.70% |
57.6% of BCTK is already inside SPY.
You probably hold more than these two. Add the rest and see how much of the whole book is the same companies twice.
Free for up to 10 holdings. No account needed.
Frequently Asked Questions
Which is cheaper, BCTK or SPY?
BCTK has an expense ratio of 0.75% while SPY charges 0.09%. SPY is the cheaper option, by $66 a year on a $10,000 investment.
What is the holdings overlap between BCTK and SPY?
57.6% of BCTK's money is in holdings SPY also owns. 25.8% of SPY's is in holdings BCTK also owns. They hold 20 positions in common, counted across the 39 positions we hold weights for in BCTK and 504 in SPY.
Which pays a higher dividend, BCTK or SPY?
BCTK yields 0.00% while SPY yields 0.98%, so SPY currently pays the higher dividend yield.
Is SPY better than BCTK?
SPY has a lower expense ratio. SPY led over 1Y. SPY is less concentrated, with 37.8% of the fund in its ten largest positions against 59.3%. Which one suits a particular account depends on what it is for. This is information, not a recommendation.