Liquidity Flags
- Sai Man Wong
- Brent Bergh
- Noah Keats
- Oleg Barshay
The liquidity code values are passed unmodified from the execution platform which in turn usually passes them from the exchange. As a result, the meaning of a specific code varies depending on the destination (and codes are added and removed all the time!).
This information is compiled to the best of our ability from various publicly available sources. Barshay Software, Inc. makes no warranties, guarantees or representations as to the accuracy of the information contained herein.
BATS / BZX (see liq flags & fees)
BATY / BYX (see liq flags & fees)
EDGA (see liq flags & fees)
EDGX (see liq flags & fees)
NASDAQ Flags (from FIX Spec pg 18 a/o 2017/4/16)
Flag | Description |
|---|---|
A | Added |
B | Routed to BX |
C | Closing Cross |
D | DOT |
E | NYSE Other |
F | Opening Trade (on NYSE) |
G | On-Close order (on NYSE) |
H | Halt/IPO Cross |
J | Non-displayed adding liquidity |
K | Halt Cross |
L | Closing Cross (imbalance-only) |
M | Open Cross (imbalance-only) |
| N | Halt Cross, orders entered in pilot symbols during the LULD Trading Pause |
O | Open Cross |
P | Routed to PSX |
R | Removed |
S | Odd Lot Execution (on NYSE) |
T | Executed in Open, Close, or Re-open on ARCA |
U | Added Liquidity (on NYSE) |
X | Routed |
Y | Re-Routed by NYSE |
| m | Removed liquidity at a midpoint |
| k | Added liquidity via a midpoint order |
| 7 | Displayed, liquidity-adding order improves the NBBO |
| 8 | Displayed, liquidity-adding order sets the QBBO while joining the NBBO |
| e | Retail designated execution that added displayed liquidity |
| j | RPI (Retail Price Improving) order provides liquidity |
| r | Retail Order removes RPI liquidity |
| t | Retail Order removes price improving non-displayed liquidity other than RPI liquidity |
| 4 | Added displayed liquidity in a Group A symbol |
| 5 | Added non-displayed liquidity in a Group A symbol |
| 6 | Removed liquidity in a Group A symbol |
| g | Added non-displayed mid-point liquidity in a Group A symbol |
| a | Added displayed liquidity in a SCIP Symbol |
| x | Displayed, liquidity-adding order improves the NBBO in a SCIP Symbol |
| y | Displayed, liquidity-adding order set the QBBO while joining the NBBO in a SCIP Symbol |
| b | Displayed, liquidity-adding order improves the NBBO in pilot symbol during specified LULD Pricing Pilot timeframe |
| c | Added displayed liquidity in a pilot symbol during specified LULD Pricing Pilot timeframe |
| h | Removed liquidity in a pilot symbol during specified LULD Pricing Pilot timeframe |
NASDAQ SAVE Flags
Flag | Description |
|---|---|
A |
|
B | (Billed as: BSEXRoutedSAVE*) |
D | (Billed as: NYSERoutedSAVE*) |
P | (Billed as PSEXRoutedSAVE*) |
R | Removed (Billed as: ListedAMEXSaveCharge, ListedNYSESaveCharge, OTCSAVECharge) |
X | Routed (Billed as: OtherRoutedSAVEAMEXCharge, OtherRoutedSAVENYSECharge, OtherRoutedSAVENasdaqCharge) |
NASDAQ Thrifty Flags
Flag | Description |
|---|---|
B | Routed to BX (Billed as: BSEXRoutedTFTYETFAMEXCharge, BSEXRoutedTFTYNYSECharge, BSEXRoutedNotTFTYNasdaqCharge) |
X | Routed to low-priced liquidity venues. (Billed as: DARKRoutedFTFYNYSECharge, DARKRoutedNasdaqCharge) |
D | Routed to NYSE (Billed as: NYSERoutedTFTYNYSECharge) |
S | Routed to NYSE |
A | Added to NASDAQ Book |
R | Removed from NASDAQ Book |
P | (Billed as PSEXRoutedTFTY*) |
NASDAQ BX Flags - (NSDQBX) (from Ouch Spec source)
Flag | Description |
|---|---|
A | Added |
R | Removed |
J | Non-displayed and added liquidity |
NASDAQ OMX PSX (NQPX) Flags (source - FIX)
Flag | Description |
|---|---|
A | Displayed added shares executed qualifying for the standard rebate |
V | Displayed added shares with original order size of greater than or equal to 2,000 |
J | Non-displayed and added liquidity |
R | Removed |
| X | Routed |
| D | DOT |
| Q | Routed to Nasdaq |
| 9 | Added (displayed) using Minimum Life Order Type |
NYSE ARCA Flags (FIX spec - page 49 as of 2017-04-07)
Flag | Description |
|---|---|
A | Liquidity Adding |
B | Liquidity Adding while the order was not displayed (Add Blind) |
| C | Routed to NYSE or AMEX where the order participated in the opening or re-opening |
D | Adding - Sub Dollar |
| E | Removing - Sub Dollar |
F | Routed to NYSE or AMEX where the order was liquidity adding at NYSE or AMEX |
G | Executed in Opening, Market or Halt Auction on ARCA |
H | Routed - Sub Dollar |
| I | Added liquidity - Retail |
| J | Tracking order |
| K | Removing - Retail |
L | Removing - MPL order |
M | Adding - MPL order |
N | Routed to NYSE or AMEX where the order was liquidity taking at NYSE or AMEX |
O | Liquidity Neutral |
R | Removing |
| S | Set new Arca BBO and Adding Liquidity ‐ ARCA |
U | MOC/LOC - On NYSE |
W | Routed to NYSE/AMEX where the order was re-routed to an external market |
X | Routed |
Y | MOC/LOC - On AMEX |
Z | MOC/LOC - On ARCA |
NYSE (CCG Fix Spec p. 69 as of 2017-04-06)
Flag | Description |
|---|---|
1 | Taker |
2 | Provider |
3 | Blended |
| 4 | Market on Close and Market Orders Executed in Close |
5 | Opening/Provider |
6 | Closing/Provider |
7 | Limit on Close |
| 8 | RLP - Retail Order Provider |
| 9 | RLP - Retail Order Taker |
| 10 | RLP - Retail Taker MPL |
| 11 | Taker MPL |
| 12 | Provider MPL |
| 13 | RET - Retail Firm Provider |
| 14 | RET - Retail Firm MPL Taker |
| 15 | Closing Offset |
If the flag is in the form of X/Y, refer to above for meaning of X, Meaning of Y is as follows:
Flag | Description |
|---|---|
0 | Round Lots |
1 | Greater than 0 and less than 1 round lot (0-99 shares) |
2 | From 1 to less than 20 round lots (100-1999 shares) |
3 | From 20 to less than 50 round lots (2000-4999 shares) |
4 | From 50 to less than 100 round lots (5000-9999 shares) |
5 | From 100 to less than 200 round lots (10,000-19,999 shares) |
6 | From 200 round lots and up (20,000 shares or more) |
7-9 | To be used in future releases |
Examples:
2/2 - represents a report for less than 20 round lots that provided liquidity.
2/3 - represents a report for less than 50 round lots but greater than 20 round lots that
provided liquidity.
2/6 - represents a report for greater than 200 round lots that provided liquidity.
N/MP - represents MatchPoint Trade