Alerts & Notices
Trader Alert
Trader Alert 21-27: Fee Schedule Update Effective September 1, 2021
2021-08-30 21:00

Effective Wednesday, September 1, 2021, MEMX will be implementing the following changes to transaction fees, subject to filing with the SEC:

  • Updated the criteria for the Liquidity Provision Tier to be based on percentage of TCV.

  • Adoption of a second Liquidity Provision Tier.

  • Adoption of a second Displayed Liquidity Incentive (DLI) Tier.

  • Increase of the fee to remove volume under the Liquidity Removal Tier.

  • Reduction in the base rebate for added displayed volume.

Changes are reflected in bold text below.

Trading Fees and Rebates

Fee CodeDescriptionFee/(Rebate) - Securities at or above $1.00 (“A”)Fee/(Rebate) – Securities below $1.00 (“B”)
B, D or JAdded displayed volume$(0.0028)(0.05% of total dollar value)
B1, D1 or J1Added displayed volume, Liquidity Provision Tier 1$(0.00335)(0.05% of total dollar value)
B2, D2 or J2Added displayed volume, Liquidity Provision Tier 2$(0.0031)(0.05% of total dollar value)
Bq1, Dq1 or Jq1Added displayed volume, DLI Tier 1$(0.0036)(0.05% of total dollar value)
Bq2, Dq2 or Jq2Added displayed volume, DLI Tier 2$(0.0035)(0.05% of total dollar value)
Br, Dr or JrAdded displayed volume, Retail Order$(0.0037)(0.05% of total dollar value)
HAdded non-displayed volume$(0.0020)(0.05% of total dollar value)
MAdded non-displayed volume, Midpoint Peg $(0.0025)(0.05% of total dollar value)
RRemoved volume from MEMX Book$0.00280.05% of total dollar value
R1Removed volume from MEMX Book, Liquidity Removal Tier 1$0.00270.05% of total dollar value
ZRouted to another market, removed liquidity$0.00300.30% of total dollar value
Swipe to see more
swipe icon


Liquidity Provision Tiers

TierRebate Per ShareRequired Criteria
Tier 1$(0.00335)Member has an ADAV ≥ 0.20% of the TCV
Tier 2$(0.0031)Member has an ADAV ≥ 0.10% of the TCV
Swipe to see more
swipe icon


Liquidity Removal Tier

TierFee Per ShareRequired Criteria
Tier 1$0.0027Member has (1) a Step-Up ADAV from July ≥ 0.05% of the TCV; or (2) an ADV ≥ 0.30% of the TCV
Swipe to see more
swipe icon


Displayed Liquidity Incentive Tiers

TierRebate Per ShareRequired Criteria
Tier 1$(0.0036)Member has an NBBO Time of at least 25% in an average of at least 1,000 securities, at least 125 of which must be DLI Target Securities, per trading day during the month
Tier 2$(0.0035)Member has an NBBO Time of at least 25% in an average of at least 250 securities, at least 75 of which must be DLI Target Securities, per trading day during the month
Swipe to see more
swipe icon



Please see the Fee Schedule and the DLI Program Page for more details.

Contact Market Operations or your MEMX Relationship Manager with any questions.

© 2022 MEMX, LLC. All rights reserved.
Copyright