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Terms of Service

Last Updated: July 9, 2026

PLEASE READ THESE TERMS OF SERVICE CAREFULLY BEFORE USING THE SERVICES.

ALL TRADING ON THE SERVICES IS SIMULATED. PRICES, BALANCES, POSITIONS, AND SETTLEMENTS ARE EXPRESSED IN U.S. DOLLARS, BUT EVERY BALANCE IS PAPER MONEY WITH NO MONETARY VALUE. NO REAL MONEY IS ACCEPTED, HELD, WAGERED, WON, OR PAID OUT ON THE SERVICES, AND NOTHING ON THE SERVICES IS AN OFFER OR SOLICITATION TO TRANSACT IN ANY FINANCIAL INSTRUMENT.

SECTION 20 OF THESE TERMS CONTAINS A BINDING ARBITRATION PROVISION AND A CLASS ACTION WAIVER. THEY AFFECT HOW DISPUTES BETWEEN YOU AND ZENA ARE RESOLVED. PLEASE REVIEW THEM CAREFULLY.

1. Acceptance of These Terms

These Terms of Service (these "Terms") are a binding agreement between you and Zena Trading Inc. ("Zena", "we", "us", or "our"). They govern your access to and use of the website located at tradezena.com, together with its subdomains, content, APIs, applications, and services (collectively, the "Services"). By accessing or using the Services, or by creating an account, you accept and agree to be bound by these Terms. If you do not agree to these Terms, you must not access or use the Services.

2. Changes to These Terms

We may revise these Terms at any time in our sole discretion. The "Last Updated" date above reflects the most recent revision. Changes are effective when posted, and your continued use of the Services after changes are posted constitutes your acceptance of the revised Terms. You are expected to check this page from time to time so you are aware of any changes.

3. The Services

The Services are a paper trading exchange: a technology demonstration of Zena's event-market pricing engine and exchange infrastructure. The Services present simulated markets on real-world events, together with model-generated prices, probabilities, option values, order books, analytics, and commentary. The Services exist for research, education, evaluation, and demonstration. The Services are not a marketplace for real transactions of any kind: no real orders are accepted, no real transactions are executed, and no customer funds are accepted or held.

4. Paper Dollars; Simulated Trading

All balances, orders, positions, contracts, options, settlements, profits, losses, and leaderboard results on the Services are simulated. They are denominated in United States dollars so that the simulation prices and settles the way a real market would, but every balance is paper money ("Paper Dollars"): no actual funds stand behind any Paper Dollar balance, and Paper Dollars have no monetary value. You cannot deposit real money into the Services, and nothing is ever owed or payable to you in respect of any Paper Dollar balance, profit, or settlement. Paper Dollars are not funds, deposits, credits, securities, commodities, derivatives, or digital assets. Paper Dollars cannot be purchased, sold, redeemed, withdrawn, transferred, assigned, or exchanged for real currency or anything else of value, whether from Zena or from any other person, and no prizes, rewards, or awards of any kind are offered in connection with the Services.

Zena may grant, adjust, expire, or reset any Paper Dollar balance or simulated position at any time and for any reason, including to correct errors, deter abuse, or restart a simulation, without notice and without liability of any kind.

5. Regulatory Status; No Offer or Solicitation

Zena Trading Inc. is a technology company. Zena is not yet registered with, licensed by, or supervised by the U.S. Securities and Exchange Commission, the U.S. Commodity Futures Trading Commission, or any other financial regulator in any jurisdiction. Zena is not currently an exchange, designated contract market, swap execution facility, alternative trading system, clearinghouse, futures commission merchant, introducing broker, broker-dealer, or investment adviser. Nothing on the Services constitutes, or should be construed as, an offer, solicitation, or recommendation to buy or sell any security, futures contract, swap, option, event contract, or other financial instrument, in any jurisdiction.

6. No Investment Advice; Reliance on Information

All prices, probabilities, fair values, Greeks, rankings, news summaries, resolution language, and other information presented on the Services are automated model outputs made available for informational purposes only. We do not warrant the accuracy, completeness, or usefulness of this information, and any output may be delayed, estimated, or wrong. Nothing on the Services is investment, financial, legal, tax, or accounting advice, and your use of the Services creates no advisory, fiduciary, or brokerage relationship between you and Zena. Any reliance you place on information presented on the Services is strictly at your own risk. Simulated trading has inherent limitations: it does not reflect real liquidity, execution costs, slippage, or the discipline of risking actual money, and simulated performance is not indicative of real or future results.

7. Market Data and Pricing

Prices on the Services form on Zena's own simulated exchange from automated market-making and user paper orders, anchored to Zena's proprietary pricing models. The models draw on primary public data sources, such as exchange spot and futures quotes, listed options data, published consensus odds, and government and agency statistics, together with Zena's published model priors. Third-party data remains the property of its respective owners. Zena is not affiliated with, endorsed by, or sponsored by any data source, exchange, or venue referenced on the Services, and names of third parties appear for identification only.

8. Eligibility

The Services are offered to users who are at least 18 years of age, or the age of majority in their jurisdiction, whichever is greater. By using the Services you represent that you meet this requirement, that any registration information you submit is accurate, and that your use of the Services does not violate any law applicable to you. The Services are controlled from the United States; if you access them from elsewhere, you do so on your own initiative and are responsible for compliance with local laws.

9. Accounts and Account Security

Certain features require an account. You agree to provide accurate information when creating an account, to keep your sign-in method secure, and to maintain no more than one account. You are responsible for all activity that occurs under your account, and you agree to notify us promptly of any unauthorized access. Zena may decline to register, and may suspend, limit, reset, or terminate, any account at any time, with or without cause or notice, without liability of any kind.

10. Prohibited Uses

You may use the Services only for lawful purposes and in accordance with these Terms. You agree not to:

11. Fees

The Services are currently provided without charge. Zena reserves the right to introduce fees for some or all of the Services in the future; if we do, we will post the applicable pricing before it takes effect. Simulated fees, spreads, or costs displayed inside the paper trading environment are part of the simulation and are not amounts payable by you.

12. Intellectual Property Rights

The Services and their entire contents, features, and functionality, including the Zena pricing engine, models, software, APIs, databases, text, displays, design, and the selection and arrangement thereof, are owned by Zena Trading Inc. or its licensors and are protected by United States and international copyright, trademark, trade secret, and other intellectual property laws. Zena grants you a limited, revocable, non-exclusive, non-transferable license to access and use the Services for your personal, non-commercial use in accordance with these Terms. All rights not expressly granted are reserved.

13. Trademarks

The Zena name, the Zena logo, and all related names, logos, product and service names, designs, and slogans are trademarks of Zena Trading Inc. You must not use such marks without our prior written permission. All other names, logos, and marks appearing on the Services are the trademarks of their respective owners.

14. Privacy

If you create an account, the Services store the email address or Google account identifier you sign in with, your chosen handle, a session cookie, and your simulated trading activity. We use this information to operate, secure, and improve the Services. We do not sell personal information and we do not use third-party advertising trackers. To request deletion of your account data, contact us at the address in Section 25. By using the Services, you consent to this handling of your information.

15. Third-Party Content and Links

The Services may reference or link to third-party websites, data, or resources. We provide these references for convenience only, have no control over their content, and accept no responsibility for them or for any loss or damage that may arise from your use of them.

16. Termination and Suspension

Zena may modify, suspend, or discontinue any part of the Services, and may terminate or restrict your access to the Services, at any time, with or without cause or notice, without liability of any kind. Upon termination, your license to use the Services ends immediately. Provisions of these Terms that by their nature should survive termination, including Sections 4 through 7 and 12 through 24, survive termination.

17. Disclaimer of Warranties

YOUR USE OF THE SERVICES IS AT YOUR OWN RISK. THE SERVICES AND ALL CONTENT AND INFORMATION MADE AVAILABLE THROUGH THEM ARE PROVIDED "AS IS" AND "AS AVAILABLE", WITHOUT WARRANTIES OF ANY KIND, EITHER EXPRESS OR IMPLIED, INCLUDING WITHOUT LIMITATION WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE, TITLE, NON-INFRINGEMENT, ACCURACY, RELIABILITY, AND UNINTERRUPTED OR ERROR-FREE OPERATION. ZENA DOES NOT WARRANT THAT THE SERVICES, THEIR CONTENT, OR ANY MODEL OUTPUT WILL BE ACCURATE, COMPLETE, CURRENT, SECURE, OR FREE OF VIRUSES OR OTHER HARMFUL COMPONENTS. THE FOREGOING DOES NOT AFFECT ANY WARRANTIES THAT CANNOT BE EXCLUDED OR LIMITED UNDER APPLICABLE LAW.

18. Limitation of Liability

TO THE FULLEST EXTENT PERMITTED BY LAW, IN NO EVENT WILL ZENA TRADING INC., ITS AFFILIATES, OR THEIR RESPECTIVE OFFICERS, DIRECTORS, EMPLOYEES, OR AGENTS BE LIABLE FOR DAMAGES OF ANY KIND ARISING OUT OF OR IN CONNECTION WITH YOUR USE OF, OR INABILITY TO USE, THE SERVICES, ANY CONTENT ON THE SERVICES, OR ANY MODEL OUTPUT, INCLUDING ANY DIRECT, INDIRECT, SPECIAL, INCIDENTAL, CONSEQUENTIAL, EXEMPLARY, OR PUNITIVE DAMAGES, AND ANY LOSS OF PROFITS, REVENUE, DATA, GOODWILL, OR OPPORTUNITY, WHETHER CAUSED BY TORT (INCLUDING NEGLIGENCE), BREACH OF CONTRACT, OR OTHERWISE, EVEN IF FORESEEABLE. TO THE FULLEST EXTENT PERMITTED BY LAW, THE TOTAL AGGREGATE LIABILITY OF ZENA FOR ALL CLAIMS RELATING TO THE SERVICES WILL NOT EXCEED ONE HUNDRED U.S. DOLLARS (USD 100). SOME JURISDICTIONS DO NOT ALLOW THE EXCLUSION OR LIMITATION OF CERTAIN DAMAGES, SO SOME OF THE ABOVE LIMITATIONS MAY NOT APPLY TO YOU.

19. Indemnification

You agree to defend, indemnify, and hold harmless Zena Trading Inc., its affiliates, and their respective officers, directors, employees, and agents from and against any claims, liabilities, damages, judgments, awards, losses, costs, and expenses, including reasonable attorneys' fees, arising out of or relating to your violation of these Terms or your use of the Services.

20. Dispute Resolution; Binding Arbitration; Class Action Waiver

Please read this section carefully. It requires that most disputes between you and Zena be resolved through binding individual arbitration rather than in court.

Any dispute, claim, or controversy arising out of or relating to these Terms or the Services that cannot be resolved informally will be settled by binding arbitration administered by the American Arbitration Association under its Consumer Arbitration Rules, before a single arbitrator. The arbitration will be conducted in the English language. Unless you and Zena agree otherwise, any arbitration requiring an in-person hearing will take place in Wilmington, Delaware, or, where required by the applicable rules, in the county where you reside. Judgment on the award may be entered in any court of competent jurisdiction. Either party may instead bring an individual claim in small claims court, and either party may seek injunctive or other equitable relief in court for actual or threatened infringement or misuse of intellectual property.

YOU AND ZENA EACH WAIVE THE RIGHT TO A TRIAL BY JURY AND THE RIGHT TO PARTICIPATE IN A CLASS ACTION. ALL CLAIMS MUST BE BROUGHT IN THE PARTIES' INDIVIDUAL CAPACITY, AND NOT AS A PLAINTIFF OR CLASS MEMBER IN ANY PURPORTED CLASS, COLLECTIVE, OR REPRESENTATIVE PROCEEDING.

You may opt out of this arbitration provision by emailing the address in Section 25 within 30 days of first accepting these Terms, stating your name and that you decline arbitration. Opting out of arbitration does not affect any other provision of these Terms.

21. Governing Law and Venue

These Terms and any dispute or claim arising out of them or the Services are governed by the laws of the State of Delaware, without giving effect to any choice or conflict of law provision. Subject to Section 20, any legal suit, action, or proceeding arising out of these Terms or the Services will be instituted exclusively in the state or federal courts located in Delaware, and you waive any objection to the exercise of jurisdiction over you by such courts and to venue in such courts.

22. Limitation on Time to File Claims

ANY CAUSE OF ACTION OR CLAIM YOU MAY HAVE ARISING OUT OF OR RELATING TO THESE TERMS OR THE SERVICES MUST BE COMMENCED WITHIN ONE (1) YEAR AFTER THE CAUSE OF ACTION ACCRUES; OTHERWISE, SUCH CAUSE OF ACTION OR CLAIM IS PERMANENTLY BARRED.

23. Waiver; Severability

No waiver by Zena of any term or condition set out in these Terms is a further or continuing waiver of that or any other term or condition, and any failure of Zena to assert a right under these Terms does not constitute a waiver of that right. If any provision of these Terms is held to be invalid, illegal, or unenforceable, that provision will be limited or eliminated to the minimum extent necessary, and the remaining provisions will continue in full force and effect.

24. Entire Agreement

These Terms constitute the sole and entire agreement between you and Zena Trading Inc. regarding the Services and supersede all prior and contemporaneous understandings, agreements, representations, and warranties, both written and oral, regarding the Services.

25. Contact

All notices, questions, feedback, and requests relating to these Terms or the Services should be directed to: palash@tradezena.com.

© Zena Trading Inc. 2026 · tradezena.com · All trading is simulated in Paper Dollars, which have no monetary value.