Liang Chiu-Chu Sara Liu - SEC Form 4 Insider Trading Activity
Summary
Updated Aug 4, 2026
Liang Chiu-Chu Sara Liu has filed 3 SEC Form 4 filings across 1 company in the last 90 days - selling. Lifetime open-market sales: $12.00M.
Profile
Liang Chiu-Chu Sara Liu serves as Director of Super Micro Computer, Inc. (SMCI). Liu has reported 16 insider filings with the SEC since 2024. The most recent filing was in July 2026.
| Role | Director, 10% Owner |
|---|---|
| Notability | 36/100 |
Board memberships
- Super Micro Computer, Inc.
Reported roles
- Director
Trading Pattern
InsiderAlpha's records for Liang Chiu-Chu Sara Liu go back to 2024: 16 primary Form 4 filings, an average of 5.3 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 Liang Chiu-Chu Sara Liu 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.
- Director, 10% Owner at Super Micro Computer, Inc. (SMCI) - 16 filings, 2024 to 2026
Recent Transactions
| Date | Ticker | Company | Code | Shares | Price | Value |
|---|---|---|---|---|---|---|
| 2026-07-02 | SMCI | Super Micro Computer, Inc. | F - Tax withholding / forfeiture | 148 | $27.65 | $4K |
| 2026-07-02 | SMCI | Super Micro Computer, Inc. | M - Option exercise | 273 | - | |
| 2026-07-02 | SMCI | Super Micro Computer, Inc. | F - Tax withholding / forfeiture | 276 | $27.65 | $8K |
| 2026-07-02 | SMCI | Super Micro Computer, Inc. | M - Option exercise | 510 | - | |
| 2026-07-02 | SMCI | Super Micro Computer, Inc. | F - Tax withholding / forfeiture | 448 | $27.65 | $12K |
| 2026-07-02 | SMCI | Super Micro Computer, Inc. | M - Option exercise | 830 | - | |
| 2026-05-28 | SMCI | Super Micro Computer, Inc. | G - Bona-fide gift | 340.0K | $0.00 | |
| 2026-05-12 | SMCI | Super Micro Computer, Inc. | F - Tax withholding / forfeiture | 2.2K | $35.37 | $78K |
| 2026-05-12 | SMCI | Super Micro Computer, Inc. | M - Option exercise | 4.1K | - | |
| 2026-05-12 | SMCI | Super Micro Computer, Inc. | F - Tax withholding / forfeiture | 1.1K | $35.37 | $40K |
| 2026-05-12 | SMCI | Super Micro Computer, Inc. | M - Option exercise | 2.1K | - | |
| 2026-03-03 | SMCI | Super Micro Computer, Inc. | M - Option exercise | 21.0K | $4.24 | $89K |
| 2026-02-19 | SMCI | Super Micro Computer, Inc. | F - Tax withholding / forfeiture | 2.1K | $30.11 | $63K |
| 2026-02-19 | SMCI | Super Micro Computer, Inc. | M - Option exercise | 3.6K | - | |
| 2026-02-12 | SMCI | Super Micro Computer, Inc. | F - Tax withholding / forfeiture | 1.3K | $33.33 | $42K |
| 2026-02-12 | SMCI | Super Micro Computer, Inc. | M - Option exercise | 2.1K | - | |
| 2025-12-01 | SMCI | Super Micro Computer, Inc. | G - Bona-fide gift | 5.0K | $0.00 | |
| 2025-11-12 | SMCI | Super Micro Computer, Inc. | F - Tax withholding / forfeiture | 1.1K | $40.19 | $46K |
| 2025-11-12 | SMCI | Super Micro Computer, Inc. | M - Option exercise | 2.1K | - | |
| 2025-11-03 | SMCI | Super Micro Computer, Inc. | F - Tax withholding / forfeiture | 3.2K | $50.37 | $163K |
Companies - Last 90 Days
- Super Micro Computer, Inc. (SMCI) - 3 filings, last 2026-07-02
Other Insiders Active in the Same Stocks
Insiders who reported open-market trades at the companies Liang Chiu-Chu Sara Liu has recently filed at. Multiple unrelated insiders buying the same stock within a short window - cluster buying - has historically been one of the strongest Form 4 signals.
- George Kao - $3.62M of SMCI open-market activity in the last 12 months
- David E. Weigand - $2.14M of SMCI open-market activity in the last 12 months
- Sherman Tuan - $1.60M of SMCI open-market activity in the last 12 months
More Notable Insiders
Other corporate insiders with significant SEC Form 4 track records on InsiderAlpha:
- Liberty 77 Capital L.P.
- LIBERTY MUTUAL HOLDING CO
- Alfred Lin
- Lincoln Financial Investments Corp
- LINCOLN NATIONAL LIFE INSURANCE CO /IN/
- Adam C. Lipson
- Brian Guan-Chyun Liu
- Nicholas Reyland Liuzza Jr.
Frequently Asked Questions
Who is Liang Chiu-Chu Sara Liu?
Liang Chiu-Chu Sara Liu serves as Director of Super Micro Computer, Inc. (SMCI). Liu has reported 16 insider filings with the SEC since 2024. The most recent filing was in July 2026.…
How many SEC Form 4 filings has Liang Chiu-Chu Sara Liu submitted recently?
3 primary Form 4 filings in the last 90 days, covering 1 company.
Has Liang Chiu-Chu Sara Liu been buying or selling stock?
Recorded transactions: 0 open-market purchases and 1 open-market sale ($12.00M) across all tracked filings.
Where can I see all of Liang Chiu-Chu Sara Liu'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 Liang Chiu-Chu Sara Liu profile on InsiderAlpha for real-time alerts, AI-scored trade ideas, and full transaction history.