The GPU segment consists of product brands, including GeForce for gamers, Quadro for designers, Tesla and DGX for AI data scientists and big data researchers, and GRID for cloud-based visual computing users. It operates through the following segments: Graphics Processing Unit (GPU), Tegra Processor, and All Other. engages in the design and manufacture of computer graphics processors, chipsets, and related multimedia software. For what it's worth, published data from exchanges/consolidate tape do NOT incorporate any pre- or after-hourse trading into daily pricing (OHLC) data.NVIDIA Corp. Is it generally indicative of the price of NVDA? No.ĭraw your own conclusions from this example of after-hours trading. afterhours, which all the other trades had too), and "Average Price" which is meaningless on dark-pool-reported trades.ĭid the trade occur? Yes. The trade conditions present on the "spike" trade of 206.815 from a Dark Pool were:įorm T (i.e. The 15 most subssequent traders were from 17:10:00 through 17:10:57 at prices ranging from 195.75 thorugh 195.85 with volumes ranging from 1 share through to 100 shares from dark pools and NYSE Arca. The 15 most prior traders were from 17:08:45 through 17:09:10 at prices ranging from 195.65 thorugh 195.85 with volumes ranging from 1 share through to 128 shares from dark pools and NYSE Arca. Looking at high-cost instutional-level data feeds shows that NVDA had a single trade for $206.815 at 17:09:38 for 240 shares, performed through a dark pool. Your attachment shows that NVDA closed at $195.94 but spike in after-hours trading above $205 according to one source and not to another. In the case of NVDA on trade date Jul 22 2021, there were no corporate actions involved (there was a 4:1 stock split a couple of days earlier, but this is unrelated).
Some sources will only report a subset of trades.
For regular market-hours trading, the rules are well-defined by the Consolidated Tape Association and the UTP Plan.įor after-hours and pre-hours trading, there are no rules regarding trades.
Trading errors/spikes are a significant trap for the unprepared, especially when there are corporate actions involved such a dividends, spinoffs, splits etc.ĭifferent sources will include/exclude certain trade conditions and/or exchanges/trading venues. Answer: something else (it's complicated!)Īfter-hours and pre-hours trading is not subject to any price barriers or halts, and is mostly unregulated accordingly.
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