Super Micro Computer, Inc. (SMCI)
$38.72+$1.90 (+5.16%) Latest session
Latest SMCI Insider Trades
Charles Liang - OfficerOpen-market sale
Charles Liang - OfficerCharles Liang - OfficerCharles Liang - Officer
David E. Weigand - OfficerSuper Micro Computer Inc provides high-performance server technology services to cloud computing, data centers, high-performance computing, and the Internet of Things embedded markets. Its solutions include servers, storage systems, modular blade servers, workstations, full-rack scale solutions, networking devices, server sub-systems, and server management. These turn-key solutions are designed, developed, validated, and installed for AI datacenters. The company has one operating segment that develops and provides high-performance server solutions based upon a, modular and open-standard architecture. More than half of the firm's revenue is generated in the United States, with the rest coming from Europe, Asia, and other regions.
| Form 4 transaction type | Transactions | Shares | Total value |
|---|---|---|---|
| Open-market sale | 6 | 400,000 | $15.44M |
| Grant or award | 14 | 141,731 | |
| Option exercise | 84 | 231,106 | |
| Tax withholding / forfeiture | 37 | 43,173 |
Dollar totals are shown for open-market purchases and sales only. Grants, option exercises, gifts and tax withholding are reported by share count because they are not trades at a market price.
140 Form 4 filings on record, the earliest from Nov 1, 2024, newest first. Filing history page 3 of 3.
| Date | Insider | Transaction | Security | Shares | Price | Value |
|---|---|---|---|---|---|---|
| Jin Xiao - Officer | Option exercise | Common Stock | 1,970 | - | - | |
| Jin Xiao - Officer | Tax withholding / forfeiture | Common Stock | 812 | $33.33 | $27K | |
| Jin Xiao - Officer | Option exercise | Restricted Stock Units | 1,970 | $0.00 | - | |
| Kenneth Cheung - Officer | Option exercise | Common Stock | 1,250 | - | - | |
| Kenneth Cheung - Officer | Tax withholding / forfeiture | Common Stock | 515 | $33.33 | $17K | |
| Kenneth Cheung - Officer | Option exercise | Restricted Stock Units | 1,250 | $0.00 | - | |
| Liang Chiu-Chu Sara Liu - Director | Option exercise | Common Stock | 2,110 | - | - | |
| Liang Chiu-Chu Sara Liu - Director | Tax withholding / forfeiture | Common Stock | 1,251 | $33.33 | $42K | |
| Liang Chiu-Chu Sara Liu - Director | Option exercise | Restricted Stock Units | 2,110 | $0.00 | - | |
| Scott Angel - Director | Grant or award | Restricted Stock Units | 1,711 | $0.00 | - | |
| Jin Xiao - Officer | Grant or award | Restricted Stock Units | 8,000 | $0.00 | - | |
| David E. Weigand - Officer | Grant or award | Restricted Stock Units | 13,000 | $0.00 | - | |
| Liang Chiu-Chu Sara Liu - Director | Grant or award | Restricted Stock Units | 7,300 | $0.00 | - | |
| Charles Liang - Officer | Grant or award | Restricted Stock Units | 7,300 | $0.00 | - | |
 Don W. Clegg - Officer | Grant or award | Restricted Stock Units | 3,500 | $0.00 | - | |
| Kenneth Cheung - Officer | Grant or award | Restricted Stock Units | 4,500 | $0.00 | - | |
| Yih-Shyan Wally Liaw - Director | Grant or award | Restricted Stock Units | 6,800 | $0.00 | - | |
| Tally C. Liu - Director | Option exercise | Common Stock | 747 | - | - | |
| Tally C. Liu - Director | Option exercise | Restricted Stock Units | 747 | $0.00 | - | |
| Sherman Tuan - Director | Open-market sale | Common Stock | 48,630 | $33.00 | $1.60M | |
| Liang Chiu-Chu Sara Liu - Director | Gift | Common Stock | 5,000 | $0.00 | - | |
| Charles Liang - Officer | Gift | Common Stock | 5,000 | $0.00 | - | |
 George Kao - Officer | Option exercise | Common Stock | 48,750 | $7.66 | $374K | |
| George Kao - Officer | Option exercise | Common Stock | 8,154 | $24.52 | $200K | |
| George Kao - Officer | Open-market sale | Common Stock | 56,904 | $32.83 | $1.87M | |
| George Kao - Officer | Option exercise | Employee Stock Option (right to buy) | 48,750 | $0.00 | - | |
| George Kao - Officer | Option exercise | Employee Stock Option (right to buy) | 8,154 | $0.00 | - | |
| George Kao - Officer | Option exercise | Employee Stock Option (right to buy) | 80,000 | $0.00 | - | |
| George Kao - Officer | Option exercise | Common Stock | 15,600 | $2.04 | $32K | |
| George Kao - Officer | Option exercise | Common Stock | 12,100 | $2.37 | $29K | |
| George Kao - Officer | Option exercise | Common Stock | 80,000 | $2.70 | $216K | |
| George Kao - Officer | Option exercise | Employee Stock Option (right to buy) | 15,600 | $0.00 | - | |
| George Kao - Officer | Option exercise | Employee Stock Option (right to buy) | 12,100 | $0.00 | - | |
| David E. Weigand - Officer | Option exercise | Restricted Stock Units | 2,680 | $0.00 | - | |
| David E. Weigand - Officer | Option exercise | Restricted Stock Units | 1,490 | $0.00 | - | |
| David E. Weigand - Officer | Option exercise | Common Stock | 2,680 | - | - | |
| David E. Weigand - Officer | Tax withholding / forfeiture | Common Stock | 1,361 | $40.19 | $55K | |
| David E. Weigand - Officer | Option exercise | Common Stock | 1,490 | - | - | |
| David E. Weigand - Officer | Tax withholding / forfeiture | Common Stock | 757 | $40.19 | $30K | |
| Yih-Shyan Wally Liaw - Director | Option exercise | Common Stock | 3,394 | - | - | |
| Yih-Shyan Wally Liaw - Director | Tax withholding / forfeiture | Common Stock | 1,724 | $40.19 | $69K | |
| Yih-Shyan Wally Liaw - Director | Option exercise | Restricted Stock Units | 4,370 | $0.00 | - | |
| Yih-Shyan Wally Liaw - Director | Option exercise | Restricted Stock Units | 4,380 | $0.00 | - | |
| Yih-Shyan Wally Liaw - Director | Option exercise | Restricted Stock Units | 3,394 | $0.00 | - | |
| Yih-Shyan Wally Liaw - Director | Option exercise | Common Stock | 4,370 | - | - | |
| Yih-Shyan Wally Liaw - Director | Tax withholding / forfeiture | Common Stock | 2,220 | $40.19 | $89K | |
| Yih-Shyan Wally Liaw - Director | Option exercise | Common Stock | 4,380 | - | - | |
| Yih-Shyan Wally Liaw - Director | Tax withholding / forfeiture | Common Stock | 2,225 | $40.19 | $89K | |
| Liang Chiu-Chu Sara Liu - Director | Option exercise | Common Stock | 2,110 | - | - | |
| Liang Chiu-Chu Sara Liu - Director | Tax withholding / forfeiture | Common Stock | 1,137 | $40.19 | $46K | |
| Liang Chiu-Chu Sara Liu - Director | Option exercise | Restricted Stock Units | 2,110 | $0.00 | - | |
| Charles Liang - Officer | Option exercise | Restricted Stock Units | 2,110 | $0.00 | - | |
| Charles Liang - Officer | Option exercise | Common Stock | 2,110 | - | - | |
| Charles Liang - Officer | Tax withholding / forfeiture | Common Stock | 1,137 | $40.19 | $46K | |
| Kenneth Cheung - Officer | Tax withholding / forfeiture | Common Stock | 635 | $40.19 | $26K | |
| Kenneth Cheung - Officer | Option exercise | Restricted Stock Units | 1,250 | $0.00 | - | |
| Kenneth Cheung - Officer | Option exercise | Common Stock | 1,250 | - | - | |
| Don W. Clegg - Officer | Option exercise | Common Stock | 1,290 | - | - | |
| Don W. Clegg - Officer | Tax withholding / forfeiture | Common Stock | 656 | $40.19 | $26K | |
| Don W. Clegg - Officer | Option exercise | Restricted Stock Units | 1,020 | $0.00 | - | |
| Don W. Clegg - Officer | Option exercise | Restricted Stock Units | 1,290 | $0.00 | - | |
| Don W. Clegg - Officer | Option exercise | Common Stock | 1,020 | - | - | |
| Don W. Clegg - Officer | Tax withholding / forfeiture | Common Stock | 518 | $40.19 | $21K | |
| George Kao - Officer | Option exercise | Restricted Stock Units | 3,670 | $0.00 | - | |
| George Kao - Officer | Option exercise | Common Stock | 1,840 | - | - | |
| George Kao - Officer | Tax withholding / forfeiture | Common Stock | 935 | $40.19 | $38K | |
| George Kao - Officer | Option exercise | Common Stock | 3,670 | - | - | |
| George Kao - Officer | Tax withholding / forfeiture | Common Stock | 1,864 | $40.19 | $75K | |
| George Kao - Officer | Option exercise | Restricted Stock Units | 1,840 | $0.00 | - | |
| Charles Liang - Officer | Option exercise | Common Stock | 6,000 | - | - | |
| Charles Liang - Officer | Tax withholding / forfeiture | Common Stock | 3,231 | $50.37 | $163K | |
| Charles Liang - Officer | Option exercise | Restricted Stock Units | 6,000 | $0.00 | - | |
| Liang Chiu-Chu Sara Liu - Director | Option exercise | Common Stock | 6,000 | - | - | |
| Liang Chiu-Chu Sara Liu - Director | Tax withholding / forfeiture | Common Stock | 3,231 | $50.37 | $163K | |
| Liang Chiu-Chu Sara Liu - Director | Option exercise | Restricted Stock Units | 6,000 | $0.00 | - | |
| Yih-Shyan Wally Liaw - Director | Option exercise | Common Stock | 5,000 | - | - | |
| Yih-Shyan Wally Liaw - Director | Tax withholding / forfeiture | Common Stock | 2,540 | $50.37 | $128K | |
| Yih-Shyan Wally Liaw - Director | Option exercise | Restricted Stock Units | 5,000 | $0.00 | - | |
| David E. Weigand - Officer | Option exercise | Common Stock | 13,000 | - | - | |
| David E. Weigand - Officer | Tax withholding / forfeiture | Common Stock | 6,602 | $50.37 | $333K | |
| David E. Weigand - Officer | Option exercise | Restricted Stock Units | 13,000 | $0.00 | - | |
| George Kao - Officer | Option exercise | Restricted Stock Units | 5,000 | $0.00 | - | |
| George Kao - Officer | Option exercise | Common Stock | 5,000 | - | - | |
| George Kao - Officer | Tax withholding / forfeiture | Common Stock | 2,540 | $50.37 | $128K | |
| Don W. Clegg - Officer | Option exercise | Common Stock | 6,000 | - | - | |
| Don W. Clegg - Officer | Tax withholding / forfeiture | Common Stock | 3,047 | $50.37 | $153K | |
| Don W. Clegg - Officer | Option exercise | Restricted Stock Units | 6,000 | $0.00 | - |
This is as far as the anonymous view goes. Create a free account for all 140 SMCI filings on record.
A Form 144 is notice of an INTENDED sale, not a completed one. It often precedes the Form 4 that reports the trade actually happening.
| Filed | Filer | Relationship | Shares | Market value | Notice |
|---|---|---|---|---|---|
| Liu Liang Chiu-Chu Sara | Director | 100,000 | $4.00M | View on EDGAR | |
| Liu Liang Chiu-Chu Sara | Director | 100,000 | $3.72M | View on EDGAR | |
| - | - | - | - | View on EDGAR |
Super Micro Computer, Inc. (SMCI) had 37 insider filings in the last 90 days, with the most recent on 2026-09-08. The full record for SMCI runs to 140 Form 4 filings, the earliest from 2024-11-01. InsiderAlpha tracks every Form 4, Form 144, and 8-K filing in real time.
No insider purchases of SMCI were filed in the last 90 days.
6 insider sales of SMCI were filed in the last 90 days, totaling $15.44M.
This page tracks SMCI Form 4 insider transactions, Form 144 sale notices, and 8-K material event disclosures in one timeline. Annual 10-K and quarterly 10-Q reports live on the company's SEC EDGAR page.
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Every Form 4 below links to the original document on SEC EDGAR, so the numbers on this page can be checked against the filing they came from.
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