Why Large Trend-Followers Use Futures Instead of ETFs
Summary
The document outlines several reasons diversified futures are commonly used by large trend-following CTAs instead of ETFs. Futures can provide substantial notional exposure with relatively low margin, and the first answer notes that U.S. Section 1256 treatment may reduce taxes on realized short-term gains. It also identifies generally lower commissions as a potential cost advantage.
Other answers emphasize capacity and market access. Futures markets may support greater strategy scale, trade for more hours, and make short exposure easier; some markets also lack a corresponding ETF. The post suggests that margin can be understood as one part of a position’s capital allocation, with the rest held in a short-term fixed-income vehicle. These are broad considerations rather than a systematic comparison: the capacity claim is speculative, margin and costs vary, and the tax point is specific to U.S. rules. It does not quantify performance, liquidity, or total implementation costs across markets.
Key ideas
- Futures can provide large notional exposure with a relatively small margin requirement.
- U.S. futures may receive Section 1256 tax treatment, depending on the contract and investor.
- Lower commissions, easier shorting, and longer trading hours are cited as practical advantages.
- Futures may offer access to markets without a comparable ETF.
- Claims about scalability are presented as speculation rather than supported market-size analysis.
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Full text
# Large trend-followers: why use futures rather than ETFs? # Large trend-followers: why use futures rather than ETFs? There are a number of large trend-following CTAs that have been successfully running for 10+ years. Their main instrument is diversified futures. Why not ETFs (is it due to liquidity / scaling, costs, risk)? ## Answer by uminatsu (score 10, accepted) https://quant.stackexchange.com/a/28193 Leverage: futures usually require much lower margin than their ETF counterparts. For example /ES (E-mini S&P 500 futures) requires about \$4K overnight maintenance margin per contract (may vary by brokerage) to control 50 times the S&P 500 index (currently valued at about \$108K). This is over 20:1 leverage. Furthermore you do NOT pay interest on your short positions. Tax Benefits: in United States the futures contracts typically qualify for the so called Section 1256 Contracts and have special tax treatment. You may be able to significantly reduce your tax liability on realized short-term gains compared to ETF. Commissions: in general commissions are lower with futures contracts. ## Answer by A.L. Verminburger (score 2) https://quant.stackexchange.com/a/49249 I am going to speculate here. Scale. Say for equities the futures market is bigger than the actual spot market (presumably because you can have cash-settled rather than physically settled contracts); would appreciate if anyone could dig up some numbers. This means more capital can be employed making the strategies more scalable. As far as leverage is concerned -- don't necessarily have to see it that way. Instead of leverage you can see it as an intermediate settlement mechanism + stop loss bundled into one. To properly manage risk conceptually you could have the full nominal allocated to the position (10% for margin and say 90% put in some short-term fixed income vehicle for the life of position). Another aspect could be access: futures are an almost 24/7 market, ETFs -- not yet. Finally -- ease of shorting. ## Answer by ontic (score 2) https://quant.stackexchange.com/a/49254 There are also quite a few futures markets that don't have a corresponding ETF. For example I don't see an ETF for Feeder Cattle,Slovenian Power, Shanghai Rebar, and many more.
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