Scanning the mempool for ghosts in the machine — a letter to the SEC, timestamped August 19, no year given, lands in my inbox from a data aggregator. Two entities I've never heard of: HPC, a 'policy center' for Hyperliquid, and trade[XYZ], a trading outfit with a name that screams 'we don't want you to know who we are.' They propose something called IPOP — Initial Perpetual Offering Product. A synthetic perpetual contract that tracks the price of a pre-IPO company before it hits the public market. Five markets already live on Hyperliquid. Five completed lifecycles. And the data they present shows a consistent pattern: the IPOP price on the day before listing trades at a 10.8% to 38.4% discount to the actual IPO price.
My first reaction: this is the kind of 'innovation' that makes me want to audit the settlement oracle before I even look at the order book. Because when you're trading a derivative on a company that hasn't even filed its S-1 yet, the only thing separating you from a rug pull is a line of code and a settlement price nobody can verify independently.
Context: The Players and the Product
Hyperliquid is a high-throughput perpetual DEX built on its own custom L1. It's fast, it's order-book based, and it's been quietly eating market share from dYdX and GMX since 2023. HPC is the Hyperliquid Policy Center — a self-described research and advocacy body that pushes for regulatory clarity. Trade[XYZ] is a trading entity that, based on the language of the letter, acts as both market maker and liquidity operator for the IPOP markets. They're not a random startup; they're the ones who built the product and now want the SEC's blessing to sell it to US investors.
IPOP is exactly what it sounds like: a perpetual swap that auto-terminates when the underlying company goes public. No equity, no allocation rights, no voting power. Just a leveraged bet on the price at which a company will list. The contract settles — presumably — against the IPO opening price or first-day close. The letter claims that IPOP provides 'price discovery' for companies that are still in the quiet period, allowing market participants to express their views before the traditional IPO process locks in the price.
Five markets have already completed: we don't know which companies, but the data shows a consistent pattern of IPOP pricing discounting the eventual IPO price. The implication: IPO pricing is rigged in favor of institutional investors, and IPOP offers a more efficient, continuous discovery mechanism. It's a narrative that smells like alpha for retail — and a ticking regulatory bomb.
Core: The Technical Reality — It's Just a Perpetual, with a Termination Date
Let me be clear: IPOP is not a technical innovation. It's a perpetual contract with a hardcoded expiration event. The underlying is not a crypto asset but a traditional equity that hasn't been issued yet. The settlement mechanism is the critical unknown. The letter doesn't specify how the settlement price is determined. Is it the IPO price set by the underwriters? The first trade price on the exchange? A volume-weighted average of the first hour? If it's the former, then the market is essentially a prediction market on the underwriters' decision, not on true supply and demand. If it's the latter, then the contract is vulnerable to manipulation on the first day of trading — a classic pump-and-dump scenario that would make the SEC's skin crawl.
From a code perspective, I've audited enough DeFi protocols to know that any oracle dependent on a single source is a backdoor waiting to be exploited. Trade[XYZ] is likely the sole liquidity provider for these markets, meaning they also control the settlement data. That's a conflict of interest that would make a traditional exchange regulator faint. The letter bravely mentions 'market integrity' as one of the nine regulatory questions they want to address, but they conveniently omit how they plan to prevent insider trading. When you're trading a derivative on a company that hasn't gone public, the information asymmetry is extreme. The founders, VCs, and early employees all have material non-public information. They can trade IPOP without any blackout period. The SEC's biggest concern isn't whether IPOP is a security — it's whether it enables a new form of insider trading that bypasses traditional lockups.
Based on my experience building a ZK-rollup prototype and running arbitrage bots on Ethereum, I can tell you that the biggest risk here is not the smart contract but the off-chain settlement logic. Hyperliquid is a centralized sequencer with a custom order book. The IPOP contracts are likely implemented as simple state machines with a trigger condition. But the oracle that provides the settlement price is a black box. Without a publicly audited oracle, any claim of 'price discovery' is just marketing.
Contrarian: The Retail Trap — This Is Not a Win for the Little Guy
The narrative that HPC and trade[XYZ] are selling is that IPOP democratizes pre-IPO price discovery, allowing retail to participate in the same price formation that previously only institutions could access. But the data they present tells a different story. The 10.8% to 38.4% discount means that IPOP prices were consistently below the eventual IPO price. If retail was buying IPOP, they were getting a discount — but only if they held until settlement. The real winners were the market makers who could arbitrage the difference between the IPOP price and the IPO price. Trade[XYZ] likely made a killing on those five markets, collecting fees and capturing the spread. The letter is a monument to self-interest disguised as public policy.
The smart money — the institutional players who actually participate in IPO allocations — don't need IPOP. They have direct access to the underwriting process. IPOP is a product for the retail trader who wants to feel like they're getting in early. But the structural discount is a red flag: it suggests that the market is systematically mispricing the risk, or that the settlement mechanism is flawed. If the settlement price is the IPO price set by the underwriter, then IPOP is effectively a binary option on whether the underwriter prices the deal at a discount to market. That's not price discovery — it's a casino.
And let's not forget the regulatory risk. The SEC could easily classify IPOP as a 'security-based swap' under the Securities Exchange Act, which would require registration with the SEC and CFTC. The letter acknowledges this possibility but doesn't offer a solution. The real question is: why would the SEC bless a product that allows unregulated trading of derivatives on securities that haven't even been issued? The answer is they probably won't. The letter is likely a proactive attempt to influence the SEC's thinking before a formal rulemaking, but the likelihood of a favorable response in the current regulatory environment is low.
Takeaway: Watch the Track Record, Not the Headlines
Arbitrage is just patience wearing a speed suit. The IPOP proposal is a fast move, but the real trade is on the regulatory response. If the SEC issues a no-action letter or a proposed rule that accommodates IPOP, then Hyperliquid could become the go-to platform for pre-IPO derivatives, capturing a new asset class that bridges TradFi and crypto. If the SEC ignores the letter or signals hostility, the product will retreat to non-US markets, and the data will be remembered as an attempt to launder reputation through regulatory engagement.
For traders: don't FOMO into HYPE based on this news. The market has already priced in the existence of IPOP — the five completed markets are old news. The new information is the regulatory thrust, which is a long shot. Watch the settlement mechanism disclosures. Watch for independent audits of the oracle. And most importantly, watch for insider trading — if I see a wallet that trades IPOP and then gets an allocation in the IPO, that's a signal to run.
Every bug is a bounty waiting for the right eyes. The IPOP bug is a regulatory one, and the bounty might be a new asset class — or a lifetime ban from trading. I'm not betting on which until I see the smart contract code.