On September 1, Robinhood’s public chain, Robinhood Chain, which launched in July this year, saw a single-day trading volume spike to $1.43 billion, setting a historical high. This surge in trading volume began to directly reflect in Uniswap’s accounts.

The more transactions on Robinhood Chain, the more protocol fees Uniswap receives; after entering Uniswap's buyback and burn mechanism, these protocol fees will be converted into buying and burning of UNI. Trading volume, protocol income, and token supply are linked together by the same mechanism. This is a change in this round of market for UNI that deserves more attention.

Where the money for UNI's rise comes from

The UNIfication mechanism, launched by Uniswap in December 2025, designed two contracts: TokenJar and Firepit. The former is responsible for collecting protocol fees, while the latter is responsible for burning UNI. After the protocol fees enter TokenJar, they can only be unlocked by burning an equivalent amount of UNI, which effectively ties protocol income and the demand for UNI together.

The scale of buybacks under this mechanism was not large prior to the increase in trading volume on Robinhood Chain.

According to reports, from July 27 to August 12, Uniswap's average daily protocol income surged from $99,800 over the previous 17 days to $244,000; for the seven days leading up to August 12, Uniswap’s total protocol income was approximately $1.55 million, of which $925,000 came from Robinhood Chain, accounting for about 60%.

Subsequently, as the trading scale of Robinhood Chain continued to expand, Uniswap’s burn rate also increased. On August 21, Uniswap burned approximately 150,000 UNI in a single day, setting a record at that time. According to various statistics, since the launch of UNIfication, the cumulative burn amount has exceeded 100 million UNI.

However, there is a cautionary aspect in this set of numbers.

According to Geoff Kendrick, global head of digital assets research at Standard Chartered Bank, if calculated based on the burn rate from mid-August, the annualized burn amount for UNI is approximately 4% of the circulating supply. He believes this rate is "clearly unsustainable"; even based on his previously given target price of $6.5 at the end of 2026, the corresponding annualized burn rate is still about 2.2%.

The reason is not complex: the burn rate ultimately depends on protocol income, which in turn depends on trading activity.

If Robinhood Chain continues to increase its volume, there is room for the buyback and burn of UNI to continue expanding; once trading enthusiasm wanes, this new buying pressure will also shrink accordingly.

This also shifts the focus from UNI to the entire DeFi industry: even for similar buyback mechanisms, the income sources, funding scales, and sustainability behind them can vary greatly.

Where the differences in buyback landscapes lie

According to the data platform DefiLlama's Token Rights section, as of August 27, 2026, among the 106 protocols it recorded, 55 were marked as Active Buybacks.

However, there is a significant gap between having a buyback mechanism and having a buyback scale that can impact the token.

Data from blockchain data agency Allium Labs illustrates this point: since 2026, the entire industry has spent approximately $638 million on token buybacks, with Hyperliquid and Pump.fun contributing nearly 90%. In other words, although dozens of protocols have activated buyback mechanisms, only a few have resulted in large-scale buybacks.

Hyperliquid is the most extreme case. Approximately 99% of the platform's perpetual and spot trading fees go into the Assistance Fund, used for buying and burning HYPE. Based on current revenue levels, the annualized buyback scale is approximately $714 million. The AQAv2 launched on August 26 further includes the revenue from the platform's USDC reserves as a source of buyback funds, expected to increase by about $135 million to $200 million annually. For HYPE, the more profitable the protocol, the more abundant the buyback funds, and the relationship between the two is very direct.

Sky's funding sources are different. SKY's buyback relies on protocol surplus rather than trading fees. These surpluses mainly come from stablecoins and RWA asset configurations. According to Allium data, Sky has invested approximately $26 million in buybacks since 2026; the official dashboard shows that since the mechanism was launched in February 2025, the cumulative buyback amount has exceeded $100 million.

Spark follows a similar logic but is significantly smaller in scale. According to governance proposal SAEP-09, Spark allocates a portion of its protocol surplus for buybacks each month, with a total buyback of approximately $2 million in the first half of 2026. The mechanism is already established, and the execution rhythm is relatively transparent, but the current amounts are still insufficient to create a strong market impact on SPK.

Aave, on the other hand, experienced a different scenario.

After the rsETH incident in April 2026, Aave DAO temporarily suspended buybacks, prioritizing funds for risk management; the Aavenomics 3.0 launched on June 27, then reintroduced buybacks into an automated, immutable execution mechanism. According to the adjusted buyback rhythm, the DAO expects to buy approximately 292 AAVE daily. This means that Aave's buyback is no longer just a governance proposal, but has been incorporated into the protocol's automated execution framework.

Looking at these examples together, the differences are actually quite apparent: Hyperliquid relies on trading fees, Sky and Spark rely on protocol surpluses, while Aave has re-established automated buybacks following risk management.

Can buybacks withstand cycles?

By looking at these projects together, a clear dividing line emerges: Hyperliquid, Uniswap, Sky, and Aave have connected part of the economic value generated by the protocols to tokens, but they each rely on different income sources and buyback mechanisms; Spark remains in a stage where the mechanism is established but the scale is still small.

For UNI, this wave of incremental increase from Robinhood Chain is indeed real and can be sustainably tracked, but it relies heavily on the trading enthusiasm of a new chain that has been live for only two months—while the trading activity on this chain largely comes from the explosion of new assets and applications. Standard Chartered's warning that "annualized burn of 4% is unsustainable" directly speaks to this concern: buybacks are just a result, and what really determines their value is whether the underlying income can be sustained.

The real question is: when "buyback" becomes a common mechanism used by all projects, whose buyback has a stable business cash flow behind it, and whose buyback merely expands passively with a wave of trading enthusiasm?

*This content is for reference only and does not constitute any investment advice. The market carries risks; investment should be approached with caution.

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