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Re: Gator532 post# 808

Wednesday, 12/18/2019 9:52:59 AM

Wednesday, December 18, 2019 9:52:59 AM

Post# of 3369
Probably algorithmic trading. We've seen it before.

When you put in the best bid or ask, 2, 3, 4 other MMs immediately match your bid / ask.

Change your bid / ask and they change right along with it.

Saw the same thing on other stocks also.