Section IV: Market Makers — Crypto Market Structure and Trading

Market makers are the infrastructure providers of crypto trading. While retail traders and institutions execute their strategies using the order types and execution techniques just examined, market makers operate on the other side: continuously quoting both buy and sell prices, capturing small spreads on each trade, and managing inventory risk across multiple venues. Their presence transforms fragmented order books into liquid markets where execution strategies can actually work. Without market makers, the limit orders would sit unfilled, the icebergs would never refresh, and TWAP algorithms would find no counterparties.

Behind the tight bid-ask spreads and deep order books that define efficient crypto markets stand these specialized trading firms that earn small, consistent profits while supplying the liquidity that keeps exchanges functioning. Their goal is typically to maintain near-flat risk exposure. By continuously quoting both buy and sell prices, they manage the delicate balance between inventory and risk while enabling smoother trading for everyone else.

Revenue Sources

Market makers draw revenue from a variety of sources, with the core income stream being spread capture. They capture spreads and, depending on the venue, may receive maker rebates. Note that maker rebates/negative fees can be a material PNL line on some venues, and fees can flip signs under volume tiers.

Market makers also profit from arbitrage, taking advantage of price discrepancies between different exchanges. Cross-exchange arbitrage exploits temporary price differences for the same asset across venues. When BTC trades at $100,000 on Binance but $100,050 on Bybit, an arbitrageur simultaneously buys on Binance and sells on Bybit, capturing the $50 spread (minus fees and transfer costs). The opportunity persists due to fragmented liquidity, varying market depths, differing fee structures across venues, and the time lag required to move capital and inventory between exchanges. Successful execution requires pre-positioned inventory on multiple platforms, fast execution infrastructure to capture fleeting opportunities, and careful management of withdrawal times and cross-chain transfer costs that can erode profits.

Market makers can also profit from basis when hedging inventory positions, capturing funding rate differentials (see Section I for funding mechanics) or basis spreads between spot and futures. Additional revenue streams include inventory lending and borrowing, as well as yield earned on holdings through staking rewards, treasury bills, or similar instruments.

OTC Desks

Many of the largest market makers also operate over-the-counter (OTC) trading desks, which facilitate large block trades away from public order books. When institutions, high-net-worth individuals, or treasury operations need to execute trades worth millions or tens of millions of dollars, executing on public exchanges would cause significant market impact and slippage. OTC desks solve this by acting as principals or agents. They either take the other side of the trade directly using their own inventory, or they find counterparties willing to trade at negotiated prices, all without revealing order size or intent to the broader market. This service is critical for large participants who need price certainty and discretion. OTC desks earn spreads on these transactions and can often hedge their exposure across multiple venues. The largest OTC operations are run by firms like Cumberland, Wintermute, GSR, and major exchanges like Coinbase Prime and Kraken. These firms leverage their market making infrastructure and deep liquidity relationships to serve institutional clients.

Token Options

Market makers can generate significant revenue by providing liquidity for projects with tokens through structured agreements. The most common structure of such deals is the loan/options model, where the protocol loans a few percent of their tokens. This functions economically as a call option on the loaned tokens, often structured with multiple tranches, strike prices, vesting cliffs, hedging permissions, and reporting requirements. The market maker and protocol agree on how many tokens and at what strike price the market maker can purchase them in the future.

For example, if a protocol provides 100,000 tokens at a $1 strike, the market maker can, after 12 months, either return the tokens or pay $100,000. This is often also done in tranches where there could be several strike prices and not just one. The market maker uses its own cash to create liquidity, taking on the risk of price fluctuations. If the token’s price falls, they can return the cheaper tokens; if it soars, they can opt to pay cash instead, potentially profiting significantly.

Importantly, since only the project's tokens are borrowed, the market maker must also borrow the other side of the quote (generally stablecoins, but also BTC and SOL), which incurs borrowing costs that may exceed the profits generated from the call options. This additional cost pressure is compounded by intense competition: there may be more than 10 market makers competing for the same token deal, which makes terms very competitive. Projects generally favor known market makers with strong PNL track records but compare across multiple offers, which pushes down the strike prices and overall profitability.

While beneficial for protocols seeking liquidity, token option agreements introduce risk: if the strike price is set too low or the market maker becomes a large token holder, they could exert selling pressure later. For market makers, the primary risk is capital loss if the token's price declines sharply. Incentives should be generally aligned (a rising token benefits everyone). Market makers often commit to certain spreads and depth and provide a report detailing its activities on exchanges including volume numbers.

Risks

Market making activities carry significant risks. Traditional challenges include exposure to volatility and potential inventory losses from sudden price movements, adverse selection by informed traders with better data or faster execution, and operational issues such as exchange outages, system failures, or infrastructure problems that can erode a firm's competitive edge.

In crypto, additional issues arise: funding-rate reversals on perpetual contracts can turn profitable positions into losses; borrow shortages can squeeze short trades or hedges; and auto-deleveraging mechanisms can force position closures. Counterparty and custody risks remain ever-present (detailed in Section V).

The primary competitive challenges for market makers involve technical execution capabilities: network latency, exchange connectivity quality, data feed reliability, and system performance during high-volatility periods. However, adverse selection from better-informed traders and the challenge of avoiding toxic flow remain important considerations.

The risks market makers face (counterparty failures, liquidation cascades, funding reversals) aren't unique to liquidity providers. Every market participant navigates the same structural vulnerabilities, from retail traders using leverage to hedge funds running complex arbitrage strategies. Understanding how to manage these risks systematically separates successful traders from those who eventually blow up their accounts.