Marvin Cheng - SEC Form 4 Insider Trading Activity
Summary
Updated Aug 3, 2026
Marvin Cheng is a corporate insider tracked by InsiderAlpha. No SEC Form 4 filings recorded in the last 90 days. Lifetime open-market sales: $3.04M.
Profile
Marvin Cheng is VP-Manufacturing, Secy at Karat Packaging Inc. (KRT). Cheng has reported 1 insider filing with the SEC since 2025. The most recent filing was in June 2025.
| Role | VP-Manufacturing, Secy, 10% Owner |
|---|---|
| Notability | 38/100 |
Board memberships
- Karat Packaging Inc.
Reported roles
- VP-Manufacturing, Secy
Trading Pattern
InsiderAlpha's records for Marvin Cheng go back to 2025: 1 primary Form 4 filing, an average of 0.5 per year. No transaction on record carries a Rule 10b5-1 flag - the filings look discretionary rather than pre-scheduled, which makes their timing more informative as a signal.
Career & Filing History
Every role Marvin Cheng has reported on a Form 4, reconstructed from the filings themselves - reporting insiders must state their relationship to the issuer (officer title, director seat, or 10% ownership) on every filing.
- VP-Manufacturing, Secy, 10% Owner at Karat Packaging Inc. (KRT) - 1 filing, 2025
Recent Transactions
| Date | Ticker | Company | Code | Shares | Price | Value |
|---|---|---|---|---|---|---|
| 2025-06-27 | KRT | Karat Packaging Inc. | S - Open-market sale | 112.5K | $27.00 | $3.04M |
Most Active Insiders Right Now
Marvin Cheng has no recent co-filers at the same companies, so here are the insiders with the largest open-market activity across the market in the last 90 days.
- MetLife Investment Management, LLC - $1600000.00B of FINS open-market activity in the last 90 days
- Magnetar Financial LLC - $16357.48B of CRWV open-market activity in the last 90 days
- Marianne Okland - $18.46B of STNG open-market activity in the last 90 days
- VisionWave Holdings, Inc. - $14.13B of SVRE open-market activity in the last 90 days
- Vanessa Allen Sutherland - $7.44B of PSX open-market activity in the last 90 days
- AI Alpine (Luxembourg) S.a.r.l. - $2.69B of INIO open-market activity in the last 90 days
More Notable Insiders
Other corporate insiders with significant SEC Form 4 track records on InsiderAlpha:
- Neil Mehta
- Keith A. Meister
- MetLife Investment Management, LLC
- John Micek
- Andrew J. Mills
- Charles N. Mills
- Kevin J. Mills
- Mink Brook Asset Management LLC
Frequently Asked Questions
Who is Marvin Cheng?
Marvin Cheng is VP-Manufacturing, Secy at Karat Packaging Inc. (KRT). Cheng has reported 1 insider filing with the SEC since 2025. The most recent filing was in June 2025.…
Has Marvin Cheng been buying or selling stock?
Recorded transactions: 0 open-market purchases and 1 open-market sale ($3.04M) across all tracked filings.
Where can I see all of Marvin Cheng's SEC filings?
All Form 4 filings, transaction values, and 10b5-1 plan flags are listed on this page and updated in real time as new SEC EDGAR filings are processed.
Learn More
Open the live Marvin Cheng profile on InsiderAlpha for real-time alerts, AI-scored trade ideas, and full transaction history.