Poloniex: licences, security, fees and reviews

Centralized exchange

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Key facts

Type
Centralized exchange
Exchange launched
2014
Official site
poloniex.com

Key facts checked on 29 October 2026 against official sources and regulator registers.

What is Poloniex

Poloniex is a centralised crypto exchange that began operating in January 2014 in the United States. It offers spot, margin and futures trading and staking. Its user agreement does not name the operating company and is governed by the laws of Panama.

Good to know

Services

Services — Poloniex
ParameterDetails
Spot tradingBuying and selling digital assets.
MarginMargin trading and leveraged tokens, where permitted.
DerivativesUSDT-margined perpetual futures.
Staking / EarnStaking of digital assets held in the account for network rewards.

Status in the United States and the United Kingdom

Checked on 29 October 2026 against regulator registers and the text of the law.

Proof of reserves as of 1 October 2026

Proof of reserves as of 1 October 2026 — Poloniex
AssetReserve ratio
BTC100.1%
ETH100.6%
USDT100.3%
TRX100.8%
XRP104.6%
SOL102.5%
HTX100.0%
XLM102.0%

Method: Monthly Merkle-tree proof of reserves; users can check their own balance in the tree. ↗

Security and audits

Fees

Fees — Poloniex
ParameterDetails
Spot maker0.20% at the base tier (0.14% with the TRX/HTX deduction)
Spot taker0.20% at the base tier (0.14% with the TRX/HTX deduction)
Futures maker0.02% at the base tier (USDT-M perpetual futures)
Futures taker0.06% at the base tier (USDT-M perpetual futures)
TRX/HTX discountHolding TRX and/or HTX in the Spot account lowers base-tier spot fees from 0.20% to 0.14%.

Who can use it

History

History — Poloniex
DateEvent
January 2014Poloniex began operating its digital asset trading platform in the United States.
August 2015Poloniex listed ETH/BTC trading pairs; it describes itself as the first exchange to do so.
February 2018Circle Internet Financial acquired Poloniex.
16 October 2019Polo Digital Assets, Ltd., a company incorporated in Seychelles, acquired the platform, according to the Ontario Capital Markets Tribunal; US regulators (SEC, OFAC) date the sale to November 2019.
9 August 2021The US SEC settled charges with Poloniex LLC for operating an unregistered digital asset exchange between July 2017 and November 2019; total payment $10,388,309.
17 August 2022South Korea's FIU referred Poloniex to investigators as a virtual asset operator not registered with it.
27 October 2022Ontario's Capital Markets Tribunal found Polo Digital Assets, Ltd. traded securities without registration and ordered permanent bans, a $1.5 million penalty, disgorgement of USD 1,825,417.89 and costs.
1 May 2023OFAC settled with Poloniex, LLC for $7,591,630 over apparent sanctions violations between January 2014 and November 2019.
6 December 2023The UK FCA added Poloniex / Polo Digital Assets, Ltd (poloniex.com, poloniex.org) to its Warning List of unauthorised firms.
7 October 2024Spain's CNMV warned that poloniex.com is not authorised to provide investment services reserved under Spanish securities law.
25 March 2026The Seychelles FSA published a warning that Polo Digital Assets Ltd had no authorisation under the VASP Act 2024 and was dissolved on 1 January 2022.
October 2026South Korea's media regulator decided, at the FIU's request, to block access to the Poloniex website in Korea.

Risks and caveats

About the company

Legal entity
Not named in the user agreement: services are provided by the relevant Polo group entity for the user's country of residence.
Founded
January 2014, in the United States
Formerly
Operated by the US company Poloniex, LLC; owned by Circle Internet Financial from February 2018 until the platform was sold in 2019.
Acquirer (2019)
Polo Digital Assets, Ltd. (Seychelles) acquired the platform on 16 October 2019, per the Ontario tribunal; the Seychelles FSA says this company was dissolved on 1 January 2022.
GDPR representative (EEA)
Polo Digital Assets Inc., as named in the user agreement
Address on FCA warning
Polo Digital Assets, Ltd., F20, 1st Floor, Eden Plaza, Eden Island, Seychelles

Official links

Questions and answers

Is Poloniex regulated?

Poloniex does not publish a licence. The Seychelles FSA stated on 25 March 2026 that Polo Digital Assets Ltd, the alleged operator, has never been authorised under the Seychelles VASP Act 2024, and Ontario banned it in 2022.

Does Poloniex publish proof of reserves?

Yes. It publishes a monthly Merkle-tree proof of reserves without a named outside attestor; the 1 October 2026 snapshot shows a total reserve ratio of 100.47%.

What are Poloniex's fees?

At the base tier spot trading costs 0.20% for makers and takers (0.14% with the TRX/HTX deduction), and USDT-M futures cost 0.02% maker and 0.06% taker. Poloniex also advertises a paid Super Membership ($1/month) with zero trading fees; its terms are not published.

Who owns Poloniex?

The user agreement does not name the operating company; it refers to the relevant Polo group entity for the user's country of residence. Ontario records say Seychelles-based Polo Digital Assets, Ltd. acquired the platform in October 2019; Circle owned it from 2018 to 2019. The Seychelles FSA says that company was dissolved on 1 January 2022, and the current owner is not disclosed.

Is Poloniex available in the US or EU?

No. The terms exclude residents of the United States and US territories, all EU member states and the United Kingdom.

Has Poloniex faced enforcement actions?

Its former US operator Poloniex LLC settled with the SEC in 2021 ($10,388,309) and with OFAC in 2023 ($7,591,630). In 2022 Ontario permanently banned Polo Digital Assets, Ltd. from trading securities and derivatives there.

Is Poloniex allowed in South Korea?

South Korea's FIU referred Poloniex to investigators in August 2022 as an unregistered virtual asset operator, and access to its website in Korea was ordered blocked in October 2026.

Are assets on Poloniex insured?

No. The user agreement says account assets are not covered by deposit insurance such as FDIC or SIPC, and the UK FCA notes that UK users have no FSCS protection. The home page advertises “100% compensation for user assets”; this is the exchange's own claim, not insurance.

Sources

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