September token unlocks will release about $4.5 billion in vested tokens, with roughly $1.17 billion via cliff unlocks and $3.36 billion via linear unlocks, potentially raising circulating supply for projects like Sui, FTN, Aptos and Arbitrum while markets weigh fundamentals and investor incentives.
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About $4.5B in tokens unlock in September
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Cliff unlocks ($1.17B) cause larger one‑time supply increases; linear unlocks ($3.36B) spread supply over time.
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Top projects: Sui (~$153M), FTN (~$90M), Aptos (~$50M), Arbitrum (~$48M); data from Tokenomist.
September token unlocks: $4.5B in vested tokens to be released, affecting supply for major projects—read analysis and action points.
About $1.17 billion will be released through cliff unlocks, while $3.36 billion will come from linear unlocks in September.
Crypto projects are set to unlock about $4.5 billion in vested tokens in September, according to data tracker Tokenomist.
Tokenomist data shows that about $1.17 billion will come from cliff unlocks, while $3.36 billion will be released through linear unlocks. About $4.5 billion in tokens will become available to investors, project teams and other stakeholders as vesting agreements expire.

Crypto projects unlocking digital assets in September. Source: Tokenomist
What are September token unlocks and why do they matter?
September token unlocks refer to scheduled vesting expirations that will add about $4.5 billion of previously locked tokens into circulation. These unlocks matter because they change circulating supply dynamics and can influence price action, liquidity and investor sentiment in the short term.
How are the unlocks divided between cliff and linear schedules?
Tokenomist reports classify the September releases into two categories. Cliff unlocks total roughly $1.17 billion and are one‑time releases after a lock period, creating sharper supply shocks. Linear unlocks total about $3.36 billion and distribute tokens over time, smoothing supply increases and reducing immediate market pressure.
Which projects are the largest contributors to September unlocks?
Sui leads with over $153 million scheduled for release and has only released 35.1% of its supply so far, leaving a substantial locked reserve. Fasttoken (FTN) is next with about $90 million, though FTN has already released over 96% of its tokens, making the relative supply impact smaller.
Aptos has almost $50 million unlocking, while Arbitrum is expected to add about $48 million. Other notable releases include Starknet ($16.85M), Sei ($16.49M), Immutable ($13.4M) and ZK ($10.7M). These figures come from Tokenomist data and reflect scheduled vesting expirations.
How should investors and analysts assess unlock impact?
Assess unlocks by evaluating the unlock size relative to current circulating supply, project adoption metrics, treasury reserves and on‑chain activity. Large cliff unlocks matter most when token distribution concentrates with insiders. Linear unlocks are less disruptive but still relevant when combined with negative sentiment or low demand.
What are market participants saying about unlock anxiety?
Vincent Kadar, CEO of security token platform Polymath, notes that investor reaction has matured. He says sophisticated investors now evaluate economics, adoption, governance transparency and incentive alignment rather than reacting solely to timing of unlocks. This shift signals growing market depth and closer alignment with public market analytics.
FAQ
How much total value is unlocking in September?
About $4.5 billion in vested tokens are scheduled to unlock in September: roughly $1.17 billion via cliff unlocks and $3.36 billion via linear unlocks, per Tokenomist data.
Will token unlocks always cause price declines?
Not always. Price effects depend on relative unlock size, market demand, distribution of newly released tokens and project fundamentals. Linear releases tend to have milder impacts than cliff unlocks.
Which projects have the largest unlocks this month?
Sui (~$153M), FTN (~$90M), Aptos (~$50M) and Arbitrum (~$48M) are among the largest scheduled unlocks in September.
Key Takeaways
- Total scale: ~$4.5B in tokens unlock in September—$1.17B cliff, $3.36B linear.
- Top projects: Sui, FTN, Aptos, Arbitrum drive the largest scheduled releases.
- Investor focus: Market reaction is shifting from short‑term unlock anxiety to fundamental analysis of adoption and governance.
Conclusion
September token unlocks will inject roughly $4.5 billion into the crypto ecosystem, with distribution and project context determining market impact. Monitor relative unlock size, on‑chain metrics and governance actions to assess risk. For ongoing coverage and data, consult Tokenomist and official project disclosures; this analysis is published by COINOTAG on 2025-08-28.