Super Micro Computer, Inc. (SMCI)
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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 1 of 3.
| Date | Insider | Transaction | Security | Shares | Price | Value |
|---|---|---|---|---|---|---|
| Charles Liang - Officer | Open-market sale | Common Stock | 42,565 | $36.60 | $1.56M | |
| Charles Liang - Officer | Open-market sale | Common Stock | 57,435 | $37.62 | $2.16M | |
| Charles Liang - Officer | Open-market sale | Common Stock | 100,000 | $40.00 | $4.00M | |
| Liang Chiu-Chu Sara Liu - Director | Open-market sale | Common Stock | 42,565 | $36.60 | $1.56M | |
| Liang Chiu-Chu Sara Liu - Director | Open-market sale | Common Stock | 57,435 | $37.62 | $2.16M | |
| Liang Chiu-Chu Sara Liu - Director | Open-market sale | Common Stock | 100,000 | $40.00 | $4.00M | |
| David E. Weigand - Officer | Grant or award | Restricted Stock Units | 24,093 | $0.00 | - | |
| Vikranth Malyala - Officer | Grant or award | Restricted Stock Units | 8,060 | $0.00 | - | |
| Jin Xiao - Officer | Grant or award | Restricted Stock Units | 2,112 | $0.00 | - | |
| Jin Xiao - Officer | Option exercise | Common Stock | 4,000 | - | - | |
| Jin Xiao - Officer | Tax withholding / forfeiture | Common Stock | 1,436 | $38.28 | $55K | |
| Jin Xiao - Officer | Option exercise | Restricted Stock Units | 4,000 | $0.00 | - | |
| David E. Weigand - Officer | Option exercise | Common Stock | 6,500 | - | - | |
| David E. Weigand - Officer | Tax withholding / forfeiture | Common Stock | 3,308 | $38.28 | $127K | |
| David E. Weigand - Officer | Option exercise | Restricted Stock Units | 6,500 | $0.00 | - | |
| Matthew Thauberger - Officer | Option exercise | Common Stock | 2,250 | - | - | |
| Matthew Thauberger - Officer | Tax withholding / forfeiture | Common Stock | 1,145 | $38.28 | $44K | |
| Matthew Thauberger - Officer | Option exercise | Restricted Stock Units | 2,250 | $0.00 | - | |
| Vikranth Malyala - Officer | Option exercise | Common Stock | 6,000 | - | - | |
| Vikranth Malyala - Officer | Tax withholding / forfeiture | Common Stock | 3,053 | $38.28 | $117K | |
| Vikranth Malyala - Officer | Option exercise | Restricted Stock Units | 6,000 | $0.00 | - | |
| Charles Liang - Officer | Option exercise | Common Stock | 3,650 | - | - | |
| Charles Liang - Officer | Tax withholding / forfeiture | Common Stock | 1,970 | $38.28 | $75K | |
| Charles Liang - Officer | Option exercise | Restricted Stock Units | 3,650 | $0.00 | - | |
| Liang Chiu-Chu Sara Liu - Director | Option exercise | Common Stock | 3,650 | - | - | |
| Liang Chiu-Chu Sara Liu - Director | Tax withholding / forfeiture | Common Stock | 1,970 | $38.28 | $75K | |
| Liang Chiu-Chu Sara Liu - Director | Option exercise | Restricted Stock Units | 3,650 | $0.00 | - | |
| Kenneth Cheung - Officer | Option exercise | Common Stock | 2,250 | - | - | |
| Kenneth Cheung - Officer | Tax withholding / forfeiture | Common Stock | 808 | $38.28 | $31K | |
| Kenneth Cheung - Officer | Option exercise | Restricted Stock Units | 2,250 | $0.00 | - | |
| Matthew Thauberger - Officer | Grant or award | Restricted Stock Units | 9,872 | $0.00 | - | |
| Matthew Thauberger - Officer | Grant or award | Employee Stock Option (right to buy) | 21,938 | $0.00 | - | |
| Tally C. Liu - Director | Grant or award | Restricted Stock Units | 3,941 | $0.00 | - | |
| Tally C. Liu - Director | Grant or award | Stock Option (right to buy) | 5,062 | $0.00 | - | |
| Sherman Tuan - Director | Grant or award | Stock Option (right to buy) | 10,125 | $0.00 | - | |
| Robert L. Blair - Director | Grant or award | Restricted Stock Units | 7,882 | $0.00 | - | |
| Susan Mogensen - Director | Grant or award | Restricted Stock Units | 7,882 | $0.00 | - | |
| Judy L. Lin - Director | Grant or award | Restricted Stock Units | 7,882 | $0.00 | - | |
| Scott Angel - Director | Grant or award | Restricted Stock Units | 7,882 | $0.00 | - | |
| Matthew Thauberger | Option exercise | Common Stock | 740 | - | - | |
| Matthew Thauberger | Tax withholding / forfeiture | Common Stock | 377 | $31.46 | $12K | |
| Matthew Thauberger | Option exercise | Common Stock | 430 | - | - | |
| Matthew Thauberger | Tax withholding / forfeiture | Common Stock | 219 | $31.46 | $7K | |
| Matthew Thauberger | Option exercise | Restricted Stock Units | 740 | $0.00 | - | |
| Matthew Thauberger | Option exercise | Restricted Stock Units | 430 | $0.00 | - | |
| Vikranth Malyala - Officer | Option exercise | Common Stock | 2,110 | - | - | |
| Vikranth Malyala - Officer | Tax withholding / forfeiture | Common Stock | 1,074 | $31.46 | $34K | |
| Vikranth Malyala - Officer | Option exercise | Common Stock | 1,138 | - | - | |
| Vikranth Malyala - Officer | Tax withholding / forfeiture | Common Stock | 580 | $31.46 | $18K | |
| Vikranth Malyala - Officer | Option exercise | Restricted Stock Units | 2,110 | $0.00 | - | |
| Vikranth Malyala - Officer | Option exercise | Restricted Stock Units | 1,138 | $0.00 | - | |
| Jin Xiao - Officer | Option exercise | Common Stock | 1,970 | - | - | |
| Jin Xiao - Officer | Tax withholding / forfeiture | Common Stock | 707 | $31.46 | $22K | |
| Jin Xiao - Officer | Option exercise | Common Stock | 1,024 | - | - | |
| Jin Xiao - Officer | Tax withholding / forfeiture | Common Stock | 368 | $31.46 | $12K | |
| Jin Xiao - Officer | Option exercise | Restricted Stock Units | 1,970 | $0.00 | - | |
| Jin Xiao - Officer | Option exercise | Restricted Stock Units | 1,024 | $0.00 | - | |
| Kenneth Cheung - Officer | Option exercise | Common Stock | 1,250 | - | - | |
| Kenneth Cheung - Officer | Tax withholding / forfeiture | Common Stock | 449 | $31.46 | $14K | |
| Kenneth Cheung - Officer | Option exercise | Common Stock | 3,429 | - | - | |
| Kenneth Cheung - Officer | Tax withholding / forfeiture | Common Stock | 1,231 | $31.46 | $39K | |
| Kenneth Cheung - Officer | Option exercise | Restricted Stock Units | 1,250 | $0.00 | - | |
| Kenneth Cheung - Officer | Option exercise | Restricted Stock Units | 3,429 | $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 | 1,139 | $31.46 | $36K | |
| Liang Chiu-Chu Sara Liu - Director | Option exercise | Common Stock | 1,024 | - | - | |
| Liang Chiu-Chu Sara Liu - Director | Tax withholding / forfeiture | Common Stock | 553 | $31.46 | $17K | |
| Liang Chiu-Chu Sara Liu - Director | Option exercise | Restricted Stock Units | 2,110 | $0.00 | - | |
| Liang Chiu-Chu Sara Liu - Director | Option exercise | Restricted Stock Units | 1,024 | $0.00 | - | |
| Charles Liang - Officer | Option exercise | Common Stock | 2,110 | - | - | |
| Charles Liang - Officer | Tax withholding / forfeiture | Common Stock | 1,139 | $31.46 | $36K | |
| Charles Liang - Officer | Option exercise | Common Stock | 1,024 | - | - | |
| Charles Liang - Officer | Tax withholding / forfeiture | Common Stock | 553 | $31.46 | $17K | |
| Charles Liang - Officer | Option exercise | Restricted Stock Units | 2,110 | $0.00 | - | |
| Charles Liang - Officer | Option exercise | Restricted Stock Units | 1,024 | $0.00 | - | |
| David E. Weigand - Officer | Option exercise | Common Stock | 1,480 | - | - | |
| David E. Weigand - Officer | Tax withholding / forfeiture | Common Stock | 754 | $31.46 | $24K | |
| David E. Weigand - Officer | Option exercise | Restricted Stock Units | 1,480 | $0.00 | - | |
| Liang Chiu-Chu Sara Liu - Director | Option exercise | Common Stock | 830 | - | - | |
| Liang Chiu-Chu Sara Liu - Director | Tax withholding / forfeiture | Common Stock | 448 | $27.65 | $12K | |
| Liang Chiu-Chu Sara Liu - Director | Option exercise | Common Stock | 510 | - | - | |
| Liang Chiu-Chu Sara Liu - Director | Tax withholding / forfeiture | Common Stock | 276 | $27.65 | $8K | |
| Liang Chiu-Chu Sara Liu - Director | Option exercise | Common Stock | 273 | - | - | |
| Liang Chiu-Chu Sara Liu - Director | Tax withholding / forfeiture | Common Stock | 148 | $27.65 | $4K | |
| Liang Chiu-Chu Sara Liu - Director | Option exercise | Restricted Stock Units | 830 | $0.00 | - | |
| Liang Chiu-Chu Sara Liu - Director | Option exercise | Restricted Stock Units | 510 | $0.00 | - | |
| Liang Chiu-Chu Sara Liu - Director | Option exercise | Restricted Stock Units | 273 | $0.00 | - | |
| David E. Weigand - Officer | Option exercise | Common Stock | 9,380 | - | - | |
| David E. Weigand - Officer | Tax withholding / forfeiture | Common Stock | 4,773 | $27.65 | $132K | |
| David E. Weigand - Officer | Option exercise | Common Stock | 5,110 | - | - | |
| David E. Weigand - Officer | Tax withholding / forfeiture | Common Stock | 2,600 | $27.65 | $72K | |
| David E. Weigand - Officer | Option exercise | Common Stock | 1,080 | - | - | |
| David E. Weigand - Officer | Tax withholding / forfeiture | Common Stock | 550 | $27.65 | $15K | |
| David E. Weigand - Officer | Option exercise | Common Stock | 2,991 | - | - | |
| David E. Weigand - Officer | Tax withholding / forfeiture | Common Stock | 1,522 | $27.65 | $42K | |
| David E. Weigand - Officer | Option exercise | Common Stock | 1,164 | - | - | |
| David E. Weigand - Officer | Tax withholding / forfeiture | Common Stock | 593 | $27.65 | $16K | |
| David E. Weigand - Officer | Option exercise | Restricted Stock Units | 9,380 | $0.00 | - | |
| David E. Weigand - Officer | Option exercise | Restricted Stock Units | 5,110 | $0.00 | - | |
| David E. Weigand - Officer | Option exercise | Restricted Stock Units | 1,080 | $0.00 | - | |
| David E. Weigand - Officer | Option exercise | Restricted Stock Units | 2,991 | $0.00 | - | |
| David E. Weigand - Officer | Option exercise | Restricted Stock Units | 1,164 | $0.00 | - | |
| Charles Liang - Officer | Option exercise | Common Stock | 830 | - | - | |
| Charles Liang - Officer | Tax withholding / forfeiture | Common Stock | 448 | $27.65 | $12K | |
| Charles Liang - Officer | Option exercise | Common Stock | 510 | - | - | |
| Charles Liang - Officer | Tax withholding / forfeiture | Common Stock | 276 | $27.65 | $8K | |
| Charles Liang - Officer | Option exercise | Common Stock | 273 | - | - | |
| Charles Liang - Officer | Tax withholding / forfeiture | Common Stock | 148 | $27.65 | $4K | |
| Charles Liang - Officer | Option exercise | Restricted Stock Units | 830 | $0.00 | - | |
| Charles Liang - Officer | Option exercise | Restricted Stock Units | 510 | $0.00 | - | |
| Charles Liang - Officer | Option exercise | Restricted Stock Units | 273 | $0.00 | - | |
| Vikranth Malyala - Officer | Option exercise | Common Stock | 4,600 | - | - | |
| Vikranth Malyala - Officer | Tax withholding / forfeiture | Common Stock | 2,341 | $27.65 | $65K | |
| Vikranth Malyala - Officer | Option exercise | Common Stock | 1,220 | - | - | |
| Vikranth Malyala - Officer | Tax withholding / forfeiture | Common Stock | 621 | $27.65 | $17K | |
| Vikranth Malyala - Officer | Option exercise | Common Stock | 1,413 | - | - | |
| Vikranth Malyala - Officer | Tax withholding / forfeiture | Common Stock | 719 | $27.65 | $20K | |
| Vikranth Malyala - Officer | Option exercise | Common Stock | 507 | - | - | |
| Vikranth Malyala - Officer | Tax withholding / forfeiture | Common Stock | 258 | $27.65 | $7K | |
| Vikranth Malyala - Officer | Option exercise | Restricted Stock Units | 4,600 | $0.00 | - | |
| Vikranth Malyala - Officer | Option exercise | Restricted Stock Units | 1,220 | $0.00 | - | |
| Vikranth Malyala - Officer | Option exercise | Restricted Stock Units | 1,413 | $0.00 | - | |
| Vikranth Malyala - Officer | Option exercise | Restricted Stock Units | 507 | $0.00 | - |
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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