Maker-Taker Fee Model: How Exchanges Pay for Liquidity

Key Takeaways

• The maker-taker model pays limit-order posters up to $0.0030 per share in rebates while charging marketable-order senders up to the same 30-mil cap under Regulation NMS Rule 610(c).
• Posting as a maker at $50.01 versus crossing to $50.02 can produce an effective cost difference of $150 on a 10,000-share order through fee and rebate alone.
• Investors often assume rebates flow to the end customer, but they typically go to the broker, creating a routing incentive that may not align with best execution.
• Maker-taker economics directly influence smart-order routing decisions and are why the same order may receive different treatment on different exchanges.

What It Is

A maker is the side that submits a non-marketable limit order, which rests in the order book waiting for a counterparty. A taker is the side that submits a marketable order (a market order, or a limit order priced to execute against an existing resting order) and removes liquidity.

On a typical maker-taker equity exchange, the published schedule looks like:

• Take fee: around $0.0030 per share (30 mils) for a non-displayed taker, often lower for qualifying tiers.
• Maker rebate: around $0.0020 to $0.0030 per share (20 to 30 mils) for displayed liquidity, scaled by monthly volume tiers.

Regulation NMS Rule 610(c) caps the access fee at $0.0030 per share for orders priced at or above 1 dollar, and proportionally lower in sub-dollar stocks. That cap is the reason most displayed venues cluster near 30 mils.

An inverted (taker-maker) venue reverses the polarity: it pays a rebate to the taker and charges the maker. Examples include EDGA (Cboe), BX (Nasdaq), and NYSE Chicago. Inverted venues tend to host flow from firms that want to take liquidity cheaply in exchange for revealing their intentions.

The Intuition

Exchanges compete for order flow. If two venues display identical quotes, traders still prefer the one that pays a better rebate or charges a lower take fee. That competitive pressure pushes rebates up and fees toward the statutory cap.

The model has two practical effects. It subsidises liquidity provision, which (proponents argue) narrows displayed spreads. And it complicates broker routing, because a broker can receive a rebate for where it sends a customer's order. That rebate is a broker-level economic benefit, not necessarily a customer-level best-execution benefit, which is where the best-execution conflict shows up.

How It Works

Every equity exchange publishes a price list (fee schedule) on a roughly monthly cadence. The schedule contains:

• Base rates for displayed, non-displayed, and odd-lot orders.
• Volume tiers that reward firms adding above X percent of consolidated average daily volume in makers or takers.
• Qualifying programs for designated market makers, supplemental liquidity providers, and retail liquidity providers.
• Separate columns for Tape A (NYSE-listed), Tape B (Arca/Amex-listed), and Tape C (Nasdaq-listed) securities.

The broker's algorithm will observe fee schedules across lit venues, dark pools, wholesalers, and inverted venues, then route to minimise (taker) or maximise (maker) expected net cost. Smart-order routing decisions integrate fee differentials in the low single-digit mils range alongside fill probability, expected price improvement, and latency.

Worked Example

A broker needs to buy 10,000 shares of a stock trading at 50.00 / 50.02. Two order placements illustrate the fee mechanics.

Option A: Post a bid at 50.01 on a maker-taker venue.

If fully filled as a maker:
  Execution price    = 50.01 per share
  Maker rebate       = +$0.0020 per share (assumed tier)
  Effective cost     = 50.01 - 0.0020 = 50.0080 per share
  Total effective    = $500,080.00

Option B: Hit the offer at 50.02 on the same venue.

If fully filled as a taker:
  Execution price    = 50.02 per share
  Taker fee          = -$0.0030 per share
  Effective cost     = 50.02 + 0.0030 = 50.0230 per share
  Total effective    = $500,230.00

Option A is cheaper by 150 dollars (before considering the probability that the resting bid never fills or only partially fills in the relevant window). That trade-off (fee versus fill probability) is the core of smart-order routing. Slow-moving names with wider spreads tend to favour maker posting; fast-moving names with heavy competition for the queue position tend to favour paying the take fee.

Common Mistakes

1. Assuming rebates lower customer costs. Rebates flow to the broker (or the trading firm), not automatically to the end customer. The customer benefits only if the rebate is reflected in commissions, price improvement, or other observable execution metrics. A broker that receives 25 mils per share and keeps it has a best-execution conflict that Rule 606 reports are designed to make visible.

2. Treating maker-taker and PFOF as the same thing. Maker-taker is exchange-level pricing for displayed liquidity. Payment for order flow is off-exchange payment between a wholesaler and a retail broker for routing. They overlap in effect but not in mechanism.

3. Forgetting the 30-mils cap. Rule 610(c) caps access fees at 3 tenths of a cent per share for quotes priced at or above 1 dollar. Any scheme that appears to charge more is usually combining a base fee with a market-data or routing fee, which are separate line items.

4. Ignoring the SEC's vacated fee pilot. The 2018 Transaction Fee Pilot (Rule 610T) would have tested fee and rebate caps below the current levels. The DC Circuit vacated it in 2020 on administrative grounds, so the caps remain at 1 mil access-fee reduction proposal territory (never implemented). The policy debate continues.

5. Oversimplifying the price-improvement story. Academic work including Angel, Harris, and Spatt finds that maker-taker reduces displayed spreads but may shift some costs into less-visible fee structures. The net consumer-welfare conclusion depends on measurement choices, and researchers disagree.

Frequently Asked Questions

Q: What is the maker-taker fee model in simple terms? Exchanges pay a rebate to traders who post resting limit orders (the makers) and charge a fee to traders who submit marketable orders that take those resting quotes (the takers). Regulation NMS caps the access fee at $0.0030 per share.

Q: How does the maker-taker fee model affect investment decisions? It creates a routing incentive for brokers to favor certain venues based on rebate economics rather than pure best execution. When evaluating a broker, check whether the rebates they collect are passed on as price improvement or kept as revenue.

Q: What is a real-world example of the maker-taker fee model? Posting a bid at $50.01 on a maker-taker venue earns a $0.0020 rebate if filled, making the effective cost $50.008 per share. Hitting the ask at $50.02 costs a $0.0030 fee, making the effective cost $50.023. The 15-cent-per-share difference on a 10,000-share order is $150.

Q: How can investors evaluate maker-taker impact effectively? Request your broker's quarterly Rule 606 reports and compare routing across maker-taker and inverted venues. Look for whether price improvement systematically offsets the fee, or whether you are subsidizing the broker's rebate income.

Q: How is the maker-taker model different from payment for order flow? Maker-taker is an exchange-level mechanism where the exchange pays or charges the firm posting or removing liquidity. PFOF is an off-exchange payment from a wholesale market maker to a retail broker for routing orders away from lit venues entirely.

Sources

1. SEC. "Regulation NMS (Release No. 34-51808)." https://www.sec.gov/rules/final/34-51808.pdf
2. SEC. "Transaction Fee Pilot for NMS Stocks (Rule 610T)." https://www.sec.gov/rules/final/2018/34-84875.pdf
3. Angel, J., Harris, L., Spatt, C. (2014). "Equity Trading in the 21st Century: An Update." https://www.q-group.org/wp-content/uploads/2014/01/Equity-Trading-in-the-21st-Century-An-Update.pdf
4. NYSE. "Price List (Transaction Fees, Equities)." https://www.nyse.com/markets/nyse/trading-info/fees

Disclaimer

This article is educational content only and is not financial advice. Nothing here is a recommendation to buy, sell, or hold any security. Consult a licensed advisor before making investment decisions.