QQQ holds ~100 stocks, but a handful of mega-caps do all the work. We skipped the ~80 laggards, owned only the top 20, rebalanced quarterly — and ran $10,000 through 8.5 years of real data.
QQQ buy & hold
$45,083
$10,000 → 19.5%/yr · worst drop −35.1%
Top-20 holdings
$59,740
$10,000 → 23.6%/yr · worst drop −38.9%
The setup
$10,000 invested March 20, 2018, measured August 31, 2026 (8.45 years).
Strategy A — Buy & hold: buy QQQ once, never touch it.
Strategy B — Top 20: at each quarterly QQQ rebalance (first trading day after the third Friday of Mar/Jun/Sep/Dec), hold the 20 largest holdings by QQQ index weight, weighted by those weights, renormalized to 100%. Holdings applied from the next trading day's close — strict no-look-ahead. Portfolios drift between rebalances.
Prices are dividend-and-split-adjusted. No fees, no taxes, no spreads — which actually flatters the top-20 strategy, since it turns over every quarter.
The 8.5-year result
The top 20 turned $10,000 into $59,740. Buy-and-hold QQQ turned it into $45,083 — a $14,657 gap, about 4 points of annual return per year.
The mechanism is concentration, not stock-picking genius: the top 20 average 67% of QQQ's weight — two-thirds of the index. In a regime where a handful of mega-caps did almost all the work, owning more of the winners and none of the ~80 laggards was the right structural bet. We also ran an equal-weighted top-20 as a sanity check: $57,270 — it still beat QQQ, so this isn't a weighting trick. It's the tail that lost.
Year by year
The top 20 won 6 of 9 years. QQQ won 3 — and notably, one of them was 2022.
Year
QQQ buy & hold
Top-20 holdings
Winner
2018*
−7.4%
−5.2%
Top-20
2019
+38.4%
+43.1%
Top-20
2020
+46.0%
+52.4%
Top-20
2021
+29.2%
+35.3%
Top-20
2022
−33.2%
−37.2%
QQQ
2023
+55.9%
+72.0%
Top-20
2024
+27.7%
+42.6%
Top-20
2025
+21.0%
+21.0%
QQQ
2026*
+17.2%
+15.5%
QQQ
*2018 measured from March 20; 2026 through August 31.
The price paid
2022 (−37.2% vs −33.2%): when the mega-caps fell, concentration amplified the fall — four points uglier.
Worst crash (−38.9% vs −35.1%): the concentrated book fell harder at the bottom. If 2022 tested your resolve, the top-20 version tested it more.
You were paid about 4 points of annual return for taking genuinely more pain. There's no version of this trade where the extra return is free.
The honest caveats
One regime. This covers 8.5 years of near-unbroken mega-cap dominance. If market leadership ever broadens beyond mega-cap tech, the forgotten tail could earn its keep — and this edge could evaporate.
The 20-year version doesn't exist, and we won't fake it. We rebuilt 20 years of quarterly top-20 holdings, but 14 historical holdings (Celgene, Express Scripts, Genzyme, DirecTV, Dell 2013, Sears, Bed Bath & Beyond, Fox, Activision, Yahoo and others) no longer trade, and their price histories aren't available from any source we can reach. Publishing without them would be pure survivorship bias — the losers conveniently erased. So the honest window is 2018–2026, clearly labeled.
Friction is ignored. Quarterly rebalancing means real-world trading costs, taxes, and spreads — the real top-20 return would be lower.
The verdict
The top-20 won, and it wasn't close: $59,740 vs $45,083. The mechanism is concentration, not stock-picking genius — the top 20 are two-thirds of QQQ, and in a regime where a handful of mega-caps did almost all the work, owning more of the winners and none of the ~80 laggards was the right structural bet. The price was real: the concentrated book fell harder (−38.9% max drawdown vs −35.1%), so this is higher return for genuinely higher pain, not a free lunch.
Methodology. 34 quarterly holdings snapshots (SEC filings, Invesco archives, archived index data via Wayback Machine), each dated on or before its rebalance date; rebalance = first trading day after the third Friday of Mar/Jun/Sep/Dec (one holiday shift: 2018-12-25 → 12-26). Yahoo Finance dividend/split-adjusted daily closes, 2018-03-20 → 2026-08-31. Index weights renormalized to 100%; portfolios drift between rebalances. Cash earns 0%. No fees, no taxes, no spreads. Re-run it yourself — the rules above are the entire recipe.