George Kao - SEC Form 4 Insider Trading Activity
Summary
Updated Aug 4, 2026
George Kao is a corporate insider tracked by InsiderAlpha. No SEC Form 4 filings recorded in the last 90 days. Lifetime open-market sales: $3.62M.
Profile
George Kao holds the role of SVP, OPERATIONS at Super Micro Computer, Inc. (SMCI). Kao has reported 10 insider filings with the SEC since 2024. The most recent filing was in November 2025.
| Role | SVP, OPERATIONS |
|---|---|
| Notability | 28/100 |
Board memberships
- Super Micro Computer, Inc.
Reported roles
- SVP, OPERATIONS
Awards & honors
- Senior Vice President of Operations at Super Micro Computer, Inc.
Trading Pattern
InsiderAlpha's records for George Kao go back to 2024: 10 primary Form 4 filings, an average of 3.3 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 George Kao 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.
- SVP, OPERATIONS at Super Micro Computer, Inc. (SMCI) - 10 filings, 2024 to 2025
Recent Transactions
| Date | Ticker | Company | Code | Shares | Price | Value |
|---|---|---|---|---|---|---|
| 2025-11-26 | SMCI | Super Micro Computer, Inc. | S - Open-market sale | 56.9K | $32.83 | $1.87M |
| 2025-11-26 | SMCI | Super Micro Computer, Inc. | M - Option exercise | 8.2K | $24.52 | $200K |
| 2025-11-26 | SMCI | Super Micro Computer, Inc. | M - Option exercise | 48.8K | $7.66 | $374K |
| 2025-11-17 | SMCI | Super Micro Computer, Inc. | M - Option exercise | 80.0K | $2.69 | $216K |
| 2025-11-17 | SMCI | Super Micro Computer, Inc. | M - Option exercise | 12.1K | $2.37 | $29K |
| 2025-11-17 | SMCI | Super Micro Computer, Inc. | M - Option exercise | 15.6K | $2.04 | $32K |
| 2025-11-12 | SMCI | Super Micro Computer, Inc. | F - Tax withholding / forfeiture | 1.9K | $40.19 | $75K |
| 2025-11-12 | SMCI | Super Micro Computer, Inc. | M - Option exercise | 3.7K | - | |
| 2025-11-12 | SMCI | Super Micro Computer, Inc. | F - Tax withholding / forfeiture | 935 | $40.19 | $38K |
| 2025-11-12 | SMCI | Super Micro Computer, Inc. | M - Option exercise | 1.8K | - | |
| 2025-11-03 | SMCI | Super Micro Computer, Inc. | F - Tax withholding / forfeiture | 2.5K | $50.37 | $128K |
| 2025-11-03 | SMCI | Super Micro Computer, Inc. | M - Option exercise | 5.0K | - | |
| 2025-08-22 | SMCI | Super Micro Computer, Inc. | S - Open-market sale | 40.0K | $43.88 | $1.76M |
| 2025-08-22 | SMCI | Super Micro Computer, Inc. | M - Option exercise | 40.0K | $2.69 | $108K |
| 2025-08-10 | SMCI | Super Micro Computer, Inc. | F - Tax withholding / forfeiture | 930 | $44.60 | $41K |
| 2025-08-10 | SMCI | Super Micro Computer, Inc. | M - Option exercise | 1.8K | - | |
| 2025-07-01 | SMCI | Super Micro Computer, Inc. | F - Tax withholding / forfeiture | 307 | $47.20 | $14K |
| 2025-07-01 | SMCI | Super Micro Computer, Inc. | M - Option exercise | 603 | - | |
| 2024-11-12 | SMCI | Super Micro Computer, Inc. | F - Tax withholding / forfeiture | 928 | $24.52 | $23K |
| 2024-11-12 | SMCI | Super Micro Computer, Inc. | M - Option exercise | 1.8K | - |
Most Active Insiders Right Now
George Kao 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.
- VisionWave Holdings, Inc. - $14.13B of SVRE open-market activity in the last 90 days
- Magnetar Financial LLC - $8.53B of CRWV 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
- SGF FANG Holdings, LP - $2.04B of FANG open-market activity in the last 90 days
- BCP 8 Holdings Mozart Manager L.L.C. - $1.22B of MDLN open-market activity in the last 90 days
- BX Mozart ML-2 Holdco L.P. - $1.22B of MDLN open-market activity in the last 90 days
More Notable Insiders
Other corporate insiders with significant SEC Form 4 track records on InsiderAlpha:
- Simeon George
- W. Whitney George
- GIC Private Ltd
- GILEAD SCIENCES, INC.
- John F. Givens II
- Global GP LLC
- Globalharvest Holdings Venture Ltd
- Ariel Goldblatt
Frequently Asked Questions
Who is George Kao?
George Kao holds the role of SVP, OPERATIONS at Super Micro Computer, Inc. (SMCI). Kao has reported 10 insider filings with the SEC since 2024. The most recent filing was in November 2025.…
Has George Kao been buying or selling stock?
Recorded transactions: 0 open-market purchases and 2 open-market sales ($3.62M) across all tracked filings.
Where can I see all of George Kao'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 George Kao profile on InsiderAlpha for real-time alerts, AI-scored trade ideas, and full transaction history.