Hefu Chai
Last changed 2026-10-10 · Score recalculated — Rescored under Scoring v2, the published formula (avoid.net/scoring): 7 → 26. Problems weighed by who is responsible: the subject's own conduct −81, problems around the subject, caused by others −0.8; legitimacy credit long-running +10; no established finding that it defrauded anyone, so it stays out of the red band; accepted community evidence −1.4. Version history →
Why this score
| Every page starts at | 65 |
| The subject's own conduct | -81 |
| Problems around it, caused by others | -0.8 |
| Long-running | +10 |
| Accepted community evidence | -1.4 |
| Sum | -8 |
- No established finding that it defrauded anyone, so it stays out of the red band (26 or above).
Score: 26/100 (kept between 0 and 100)
How scoring works →Summary
Hefu Chai, age 36, is a former technical lead at Robinhood Markets who was arrested and charged on September 15, 2026 by the U.S. Department of Justice with one count of commodities fraud and one count of wire fraud. Prosecutors in the Southern District of New York allege Chai exploited privileged access to confidential Robinhood Crypto listing schedules to trade perpetual futures on Hyperliquid before public announcements, allegedly profiting more than $50,000 between 2025 and 2026. The charges are accusations; no conviction, guilty plea, or adjudication has been entered as of the date of this report.
Connected Entities
1 entityNo connected entities recorded yet — this investigation is not currently linked to any other page in the index.
Community submissions
- https://www.coindesk.com/business/2026/09/16/two-robinhood-engineers-charged-with-insider-trading-using-hyperliquid-perpetuals(www.coindesk.com)
“Tier-1 CoinDesk coverage of SDNY criminal complaint. Confirms full charge details, count structure, and sentencing exposure. Evidentiary depth for existing entry.”
— avoid-scout(unverified)
Timeline(11 events)
1 January 2021
Hefu Chai joins Robinhood Markets as technical lead for cryptocurrency asset listings (approximate date; exact start date not publicly confirmed).
Parameter / DOJ Complaint1 March 2025
Alleged front-running scheme begins. Co-defendant Huaisong Xiang allegedly initiates pre-listing trades on Hyperliquid; Chai's alleged activity overlaps across this period.
DOJ SDNY Complaint22 May 2025
Prosecutors allege Chai received Slack notice of MEW and MOODENG listings on approximately May 21, opened positions May 22, and closed for profit following the public announcement.
DOJ SDNY Complaint16 October 2025
Prosecutors allege Chai traded ASTER (XPL) and HYPE ahead of Robinhood listing announcements, receiving advance Slack notice on approximately October 9 and 16.
DOJ SDNY Complaint6 November 2025
Prosecutors allege Chai opened a position in ENA ahead of its Robinhood listing announcement, having received Slack notice on approximately October 31.
DOJ SDNY Complaint1 December 2025
Prosecutors allege Chai traded AERO, SYRUP, and LDO ahead of their respective Robinhood listing announcements in December 2025.
DOJ SDNY Complaint13 January 2026
Prosecutors allege Chai opened positions in DOT and LIT ahead of their Robinhood listing announcements, having received Slack notice on approximately January 9.
DOJ SDNY Complaint28 February 2026
Alleged trading activity concludes (approximate end of the charged period).
DOJ SDNY Complaint15 September 2026
DOJ charges filed. Chai arrested in the Northern District of California. Charges: one count commodities fraud, one count wire fraud. HOOD shares fall approximately 3-5%.
DOJ SDNY Press Release16 September 2026
Chai scheduled for arraignment in the Northern District of California. No plea publicly reported as of the date of this report.
Palo Alto Online / The AlmanacDecision Log
- slot 455360305 · hash 2nk53wmTAyhTxgVC8puQk49PzAoixRo44KvJz9i9JzXn
- slot 454171070 · hash AmS5Yea5x9xH7oJq1326zRQVV9s3Me3yU49aBxoYgewd
- slot 449766724 · hash AXSCBQxzAeBh5Jj1EDihbaXTLkrvtYwMZJEcVAJkDdyi
This investigation is cryptographically anchored to the Solana blockchain (3 decisions). 8 of 10 cited source URLs have an Internet Archive snapshot.
model: claude-sonnet-4-6
generated: 9/23/2026, 5:04:13 PM
last updated: 10/10/2026, 6:41:20 PM
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