Recent content by pr66067

Auto Ex is the normal order type. Order Delivery is only available to ECNs (like LAVA) that use NSX to reflect their own books quote onto the exchange to meet their public quoting requirement. NSX is currently the only US exchange that offers this feature. The ISE stock offered it before...

30.00 The minimum amount of discretion gets used. Hard to tell from their description at: http://usequities.nyx.com/markets/nyse-arca-equities/order-types But the hint is in the wording: "When a bid or offer appears in the Book at or within your discretionary price range, it will...

>>Can a dark pool trade through a protected quote? Normally, no. Buy they might be able to accept an Intermarket Sweep order. By sending the Intermarket Sweep the sender certifies that he is simultaneously sending enough size to the protected quotes to take them out, thereby allowing...

Not an ECN. The MPID NQPX referrs to the new US equity stock exchange PSX owned and operated by NASDAQ OMX. See http://www.nasdaqtrader.com/Trader.aspx?id=nasdaqpsx NASDAQ re-activated the equity exchange that they got when they bought PHLX, but using their own technology. PSX is...

see http://nasdaqtrader.com/content/technicalsupport/specifications/TradingProducts/fix_orders_sb.pdf and search for Midpoint If connected directly to Nasdaq you may enter Midpoint Peg orders that price at one half cent when the visible spread is 1 cent. You can't get arbitrary subpenny...

It is a safety feature (one that is no longer necessary for fans with electronic motor controllers, etc.) A motor draws its highest current while trying to start turning from a dead stop. If you were to lock the fan blades and turn it on you would risk overheating the motor, possibly...

Won't hit ARCA (or NASDAQ's main book or BATS, etc). see: http://www.directedge.com/Portals/0/docs/NextGen%20Guide%20to%20Order%20Types.pdf on page 6 ROUC only hits: EDGA book ELP1 & ELP2 BX NYSE Your remainder would either: (DAY) post displayed at a price that would not...

Yes, your sell 5@10.30 would fill at 10.32, and your last two orders would post leaving the book as you drew it (assuming nobody else cancels or adds new orders)

Sure that can happen.... ...but no, that is a bug. They gave you an electronic out. Sounds like their agreement technically makes you eat their bugs, but you can and should react by closing your account.

http://nasdaqtrader.com/content/ProductsServices/Trading/TFTY_factsheet.pdf "low-priced liquidity venues" = dark TFTY with TIF = IOC is closest: Hits BX for .01 rebate Then Dark for .05 fee Then NYSE for .17 fee Then NASDAQ (but only for TIF=DAY)

Was this the 74,574 share report at 11:13:54 eastern? It was reported through the NASDAQ TRF (meaning off exchange -- either broker internalized, dark pool or ECN). It was marked as follows: 1) trade through exempt 2) derivitvely priced (sale condition 4) 3) Average price trade (sale...

NASDAQ Level II shows aggregation by MPID of NASDAQ Exchange orders (both market makers and anonymous). Commonly, top of book size from other exchanges is shown too (you'll see entries like ISEG, ARCX, BATS, etc.). Level II from another aggregator may show both NASDAQ Level II and another...