EMP Market Structure
Entergy Mississippi, Inc. 1M BD 66 (EMP) operates in the Utilities sector, specifically the Regulated Electric industry, with a market capitalization near $180.1M, listed on NYSE, employing roughly 716 people, carrying a beta of 0.27 to the broader market. Entergy Mississippi, LLC generates, transmits, and distributes, and sells coal and solar power primarily to retail and wholesale customers in Mississippi. Led by None, public since 2000-01-03.
Market structure data reveals where a stock trades across exchanges, dark pools, and alternative trading systems. Understanding off-exchange activity helps identify institutional trading patterns and liquidity dynamics.
- Latest Week Ending
- 2026-04-27
- Weekly OTC Shares
- 18.4K
- Weekly OTC Trades
- 240
- 12-Week Total Shares
- 362.5K
- Avg Trade Size (12-Week)
- 106 shares
How Single-Name Off-Exchange Volume Affects Options
For single-name equities, persistent off-exchange volume concentrations can flag institutional positioning - large blocks arranged through ATS venues to avoid lit-market impact, or correlation-arbitrage flow from sector rotation. The flow doesn't directly move the lit-market price (it prints at the ATS) but it changes the inventory position of the institutional counterparty, which then drives subsequent lit-market flow. Compare the off-exchange volume series above with EMP's gamma exposure and options volume history to see whether unusual dark-pool activity coincides with rebalancing in the options book.
Showing 12 weeks of off-exchange trading data for Entergy Mississippi, Inc. 1M BD 66.
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Frequently asked EMP market structure questions
- What is the current EMP off-exchange volume?
- For the week ending Apr 27, 2026, Entergy Mississippi, Inc. 1M BD 66 (EMP) recorded 18.4K shares across 240 trades (average trade size 77 shares). The 12-week cumulative total is 362.5K shares.
- What does EMP off-exchange volume mean for traders?
- Off-exchange volume on a single-name equity reflects institutional block trades arranged through alternative trading systems (ATS) for liquidity rather than information reasons. Persistent ATS volume on a name can signal large institutional repositioning; the lit-market price impact lags the off-exchange print by hours to days as the institutional counterparty hedges or unwinds.
- How is EMP market-structure data sourced?
- Weekly off-exchange volume figures come from FINRA's OTC Transparency reporting, which captures trades executed through FINRA-member off-exchange venues including ATSs and member firm internalization desks. FINRA publishes the data with a two-week lag (current-week-minus-two-weeks) for ATS-specific volume and weekly aggregate volume; the totals here aggregate all member firm reporting. Trades cleared via the listed-exchange auction are NOT included; the figure reflects only the off-exchange portion of total volume.