Perhaps Richard can can locate the Addtl shares I saw posted on YF pre market.
From book map.com
How Do Dark Pools Affect Retail Traders?
As mentioned above, dark pools are designed to let large players execute big trades without causing market disruptions or price swings. These trades don’t appear in public order books, which creates several disadvantages for retail traders. Let’s check them out:
Lack of Transparency
Dark pools shield large trades from public view. Retail traders cannot see these activities until after they’re completed; hence, they miss out on crucial signals, like large buy or sell orders. Under normal circumstances, these signals would have influenced their trading decisions.
Delayed Information
Retail traders only become aware of these trades when market reports reveal large volumes. This causes price changes that seem “sudden” or “unexplainable”. This lag in information puts retail traders at a disadvantage in understanding real-time market position.
Skewed market perception
Since dark pools hide transactions, the amount of liquidity visible to the public appears smaller than it actually is. Retail traders looking at a stock’s order book might assume there’s less buying or selling interest than there really is.
False signals
Let’s understand this point through an example. Say a retail trader believes there is a low demand for a stock based on public data. However, at the same time, institutional investors were trading significant volumes in dark pools. Now, this creates a misleading picture of supply and demand and makes it harder for retail traders to make informed decisions.“
Market Data 
Markets 
AI
