Central bank speakers and the mid-sentence move

[Fairman]

Central bank speakers and the mid-sentence move

A governor is speaking. The words are not marked as good or bad. A phrase lands, an algorithm that scans the transcript reacts, and price jumps before the sentence is even finished.

Speeches are among the hardest events to trade manually. There is no number to compare with a forecast, only language, tone, and shades of emphasis. Two traders can hear the same sentence and disagree about its meaning.

Typical features: a quick spike, a partial reversal as the next sentence adds nuance, and sometimes a second move during the question and answer session, where unscripted comments can be more important than the prepared text.

For short term traders, the safest approach is usually avoiding the first few minutes and trading the aftermath, when the market has settled on an interpretation. Entering during a speech means competing with machines and guessing at nuance.

Watching live text feeds helps, but even those lag. A delay of a couple of seconds is long enough to make the headline already old.

Q and A sessions deserve special attention. Prepared remarks are often well telegraphed, while a single unscripted answer can reverse the market. Some traders treat the Q and A as a separate event, with its own risk.

Has a mid-speech move ever caught a position unprepared?

[Fairman]

The hard part is that headlines appear as the speaker talks, often based on one phrase. Algos react to keywords, so the price can jump on a word before the full sentence is complete. I've seen moves where a speaker said something like inflation is still too high, then added a qualification, and the price reversed within seconds. If you trade on the first headline, you get caught on both sides. I don't try to trade speeches anymore, I just manage existing positions. Closing or tightening before the event is the main thing I do now.

[Amanhasnoname]

I got caught by a speech about two years ago, holding a short on EURUSD with a stop 12 pips away. The governor said one sentence that the headline feed took as hawkish, price jumped 25 pips and ran through my stop in about two seconds, and then it fell back and ended lower than where I had entered. I would have been fine if I had simply not been in the trade.

My rule now is to be flat or at breakeven before any scheduled speech from the Fed or ECB chair. I put the times in my calendar with a ten minute buffer on each side. If I have a trade that cannot be closed, I cut the size roughly in half so a spike cannot do real damage.

I also treat the question and answer part as a separate event. After the prepared remarks I wait until the first few answers have been given, and in my notes the cleaner moves came about 15 to 20 minutes after the start.