Spread Trading Strategies

There's a very common tendency for some traders to fade everything. A wild strain of contrarian virus runs in the blood. I'm not saying that describes yourself per se, but it's an observation on my part that there are predilections that can get a trader in trouble - or at the very least, shut the door on opportunity.

Spread differentials between very highly correlated products (usually intra market but some inter market to a lesser extent) tend to model and behave much differently than outright flat price in the same name. The trading ranges are narrower and the price action markedly less choppy. Frequently, but not always, the delta directionality of the spread will differ from the flat price outright contract (spread construction is very important in this regard). I tend to prefer, and I teach my clients to favor, spread combination constructions that have most of the delta directionality engineered out of the combination. For intra market spreads we tend to favor spreads with a bit more complexity ( butterflies and condors ) and a bit further out in the curve. For many of the uninformed, to them futures spreads are prompt month versus second month calendar spreads - and there is SO much more available than that old tune.

If a trader is just waiting to time a particular spread combination for a mean reversion opportunity, IMO that trader is missing well over 50 percent of the trade entry possibilities with that spread. For example, quite literally, you could take 25 full tics out of a Eurodollar Futures Condor on a divergence bet over a period of three or four months let's say - before that spread even hints at slowing down and reverting back to some previously demonstrated long-held trading range.

IMO the reason that in the past so many traders would look for mean reversion opportunities in spreads was because of the abundance of spread combinations with ample liquidity - thousands in the CME product suite alone, and the simplicity of a one or two sigma fade strategy. But spreads in general tend to trend more than they used to - it's not a simple stat arb exercise any more. Those micro stat-arb dislocations (like OTR 5 year cash notes versus ZF or a basket of stocks versus an ETF Index) get pounded mercilessly by automation to the point that execution slippage outweighs booked profits. I have seen it so many times. And I have seen so many big spread traders from the floor get smoked on the screen. The forward curve is all about supply and it is overwhelmingly Commercial order flow. Just because I model a one or two sigma vol range over two years is meaningless to Louis Dreyfus or Cargill or PIMCO. If a trader takes a contrarian view in a strongly trending market dominated by Commercial players based upon modeled historical norms alone - that's the path of pain. I could not and would not allow my clients to trade that way. Enduring weeks of draw downs for the sake of worship before the altar of one or two sigma isn't worth it. And what's more I'm of the opinion of that to be outdated thinking that is unnecessary quite frankly.

I hope that gives you something to think about.

Thank you Bone, lots to think about - certainly with regard to fading
With regard to back-testing spreads, what is considered best practice? Is there any literature you can point to that would be helpful?
 
Thank you Bone, lots to think about - certainly with regard to fading
With regard to back-testing spreads, what is considered best practice? Is there any literature you can point to that would be helpful?

I'm going to take a pass regarding publicly posting a comment on back-testing. I've found it to be a misunderstood and frequently abused methodology.
 
I'm going to take a pass regarding publicly posting a comment on back-testing. I've found it to be a misunderstood and frequently abused methodology.

Fair enough. I suppose I was more asking about best practices with regard to looking at historical spread prices, as opposed to 'back-testing'.

Given the broad choices regarding roll dates and price adjustments, I was just wondering whether the same guidelines that typically apply for charting historical futures prices apply for spreads as well.

If any one else could chip in that would be fantastic; having a hard time finding anything on google right now.

On another note, are there any good forums/threads in addition to Elitetrader where people discuss current trade ideas for futures/spreads?
 
Fair enough. I suppose I was more asking about best practices with regard to looking at historical spread prices, as opposed to 'back-testing'.

Given the broad choices regarding roll dates and price adjustments, I was just wondering whether the same guidelines that typically apply for charting historical futures prices apply for spreads as well.

If any one else could chip in that would be fantastic; having a hard time finding anything on google right now.

On another note, are there any good forums/threads in addition to Elitetrader where people discuss current trade ideas for futures/spreads?

Yes, you can (and should) model spread differentials - that's the good news. But spread construction is really important - and modeling prompt expiry calendar spreads won't get you very far. Likewise - using rolled, consolidated futures data for dated forward curve data mining is quite limiting because it will mask opportunities in specific dated expiries.

In other words, you could use a generic rolled and consolidated first month versus third month; second month versus fourth month; etc. but that will not be the same as modeling specific expiries. You also have the problem where the prompt month(s) are dominated by spec order flows and the expiries further out on the curve are dominated by commercial order flows.

Look at the open interest in the forward curve:

https://www.cmegroup.com/trading/interest-rates/stir/eurodollar_quotes_settlements_futures.html

https://www.cmegroup.com/trading/energy/crude-oil/light-sweet-crude_quotes_settlements_futures.html
 
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The Futures Condor. An intra market spread [same product, different month expiries] using four different futures contracts. An example might be: long CLN19, short CLQ19, short CLU19, long CLV19.

By historical norms, like a Futures Butterfly the Futures Condor was meant to either buy or sell "the wings".

In other words, to Buy a Condor: +A -B -C +D. Here, you are buying the same product but different expiries on the first and last expiry (the 'wings') and selling the second and third expiry.

To Sell a Condor: -A +B +C -D. Likewise, you are selling the same product but different expiries on the first and last expiry (again, the 'wings') and buying the second and third expiry.

You can also model and trade a four legged combination without conventional 'wings' like: +A -B +C -D, or -A +B -C +D. When I am trading these four legged 'hybrid Condor' combinations [my term] without conventional 'wings', I will execute two exchange supported calendar spread pairs. So, for example, I would trade (-A+B) and a (-C+D) in order to enter into my -A+B-C+D combination if that's the particular four legged hybrid 'condor' spread that I liked at the time.

Regardless, for each of these four examples I listed above you will indeed receive a generous SPAN margin credit from the trading exchange. The important point is that you are long two of those futures contracts and you are short two of those futures contracts. As a futures spread trader your P&L gains or losses are derived from the convergence or divergence of price between those contracts. It is not ideal for a spread trader to profit from broad market moves - if that were the goal the trader should just take outright directional risk and not bother with the more elaborate spread construction, modeling, and execution requirements. The intra market forward curve movement is actually quite dynamic and is driven by demand versus supply factors.

Here is a link to the Weekly EIA Reports:

https://www.eia.gov/petroleum/supply/weekly/

Here is a link to the Daily CME Nymex Crude Oil Futures Settlement. Note the open interest and traded volume in the forward curve expiries:

https://www.cmegroup.com/trading/energy/crude-oil/light-sweet-crude_quotes_settlements_futures.html
 
Do you have any views on Feeder Cattle calendar spreads at the moment? They seem to have blown out substantially (with April/May spread showing very different characteristics from May/August spread). Can you point to any resources that would be helpful in understanding this discrepancy?
 
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