New users who join Backpack, deposit at least $500 and trade $500 in stocks and ETFs earn an Anthropic Stock Mystery Box. Deposit by November 16 to receive your box as early as IPO day.
Campaign period: November 12, 2026, 12:00 AM UTC to November 25, 2026, 11:59 PM UTC.
How to Participate
This campaign is for new users only: accounts registered on or after November 12, 12:00 AM UTC.
- Register a new Backpack account and verify your identity.
- Deposit at least $500.
- Trade at least $500 in cumulative volume across eligible stocks and ETFs. Perps do not count.
- Maintain at least $500 in qualifying net deposits for 7 consecutive days, subject to the first distribution exception below.
Eligible users receive one Mystery Box through Rewards.
Distribution Phases
Mystery Boxes are distributed in two phases, depending on when you complete the requirements.
| Requirement |
First Distribution |
Second Distribution |
| Register |
On or after November 12 |
By November 25, 11:59 PM UTC |
| Deposit at least $500 |
By November 16, 11:59 PM UTC |
By November 25, 11:59 PM UTC |
| Trade $500 in stocks and ETFs |
By November 18, 11:59 PM UTC |
By November 25, 11:59 PM UTC |
| Maintain qualifying net deposits |
Until ANT begins trading, or for 7 consecutive days (until November 23) if the listing is delayed |
For 7 consecutive days |
| Mystery Box distribution |
Target November 19 or 20 |
December 4 |
First distribution timing is subject to ANT's availability.
How Net Deposits Are Calculated
- Qualifying net deposits count eligible USD bank deposits and crypto transferred from outside Backpack during the campaign period.
- Withdrawals and transfers to other users during the applicable retention period are subtracted.
- You can continue trading. Trading gains or losses do not affect your qualifying net deposits.
Mystery Box Rewards
- Mystery Box reward values vary, with rewards paid in ANT shares when available.
- The first distribution is targeted to coincide with ANT's trading debut.
- If ANT is not available by November 23 for the first distribution or December 4 for the second distribution, the equivalent reward value will be paid in SPCX instead.
- Backpack does not guarantee ANT's listing date, price, or performance.
Terms and Conditions
- The campaign is available to new users registered on or after November 12, 2026, 12:00 AM UTC.
- Participants must register, verify their identity, deposit at least $500, and trade at least $500 in cumulative volume across eligible stocks and ETFs. Perps do not count.
- Participants must maintain at least $500 in qualifying net deposits for 7 consecutive days, subject to the first distribution exception.
- First distribution (target November 19 or 20): deposit by November 16, 11:59 PM UTC, complete the stock and ETF trading requirement by November 18, 11:59 PM UTC, and maintain qualifying net deposits until ANT begins trading, or for 7 consecutive days (until November 23) if the listing is delayed. Distribution timing is subject to ANT's availability.
- Second distribution (December 4): register, deposit, and complete the trading requirement by November 25, 11:59 PM UTC, and maintain qualifying net deposits for 7 consecutive days.
- Qualifying net deposits count eligible USD bank deposits and crypto transferred from outside Backpack during the campaign period, minus withdrawals and transfers to other users during the applicable retention period. Trading gains or losses do not affect qualifying net deposits.
- Eligible users receive one Mystery Box through Rewards. One reward per person.
- Mystery Box reward values vary, with rewards paid in ANT shares when available. If ANT is not available by November 23 for the first distribution or December 4 for the second distribution, the equivalent reward value will be paid in SPCX instead.
- Backpack does not guarantee ANT's listing date, price, or performance.
- Not available to users in the US, UK, EU, Japan, UAE, Australia, or Canada.
- Backpack reserves the right to withhold rewards from or disqualify any participant who engages in abusive or manipulative activity, including multi-account abuse, and to modify these terms at any time.