Nanex Research
Nanex ~ 1-May-2013 ~ Merck May Day
At 10:09:39 on May 1, 2013, the stock of Merck, Inc. (Symbol: MRK, Market Cap: $137 Billion) dropped 1.3% on about 300,000 shares in less than 1/2 second. Not fast enough
to take the crown from Symantec.
1. MRK - Nanex Tick Chart. (How
to read this chart).
2. MRK - Trades color coded by reporting exchange.
Note the late trade reports from dark pools (green squares).
3. MRK - Trades color coded by reporting exchange. Zoomed in to 1 second of
time.
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