Latest filingAug 31, 2026Most recent Form 4
SMCI
Super Micro Computer, Inc.
NasdaqTechnologyElectronic Computers
Insider activity for last month from 08/03 to 09/03. Counts use processed Form 4 rows. Purchase and sale metrics use codes P and S; totals remain unknown when any matching value is missing. Rows without a usable transaction date cannot be assigned to a rolling period and are excluded.
Total buying$00 buys
Total selling$00 sells
Net open-market+$013 insiders
Open-market mix
Buy vs sell distribution by transaction countInsider activity report
Monthly open-market purchase and sale counts Buys Sells
Transaction codes
By Form 4 transaction code in selected period33transactions
- M · Option exercise · dominant14 · 42%
- A · Grants / awards12 · 36%
- F · Tax withholding7 · 21%
Activity by reported role
A joint filing can contribute to multiple roles44transactions
- SVP · dominant11 · 25%
- Director10 · 23%
- CRO5 · 11%
- CBO4 · 9%
- Chief financial officer4 · 9%
- SCV4 · 9%
- CAO3 · 7%
- PRES3 · 7%
Distinct insiders active
Reporting-owner CIKs by month · peak Aug 2026 (13)Aug 2026Sep 2026
Reported Holdings After
Separated by insider, security, and ownership typeThauberger MatthewRestricted Stock Units · Direct
0Aug 17, 2026
Cheung KennethCommon Stock · Direct
63,772Aug 17, 2026
Liu Liang Chiu-Chu SaraCommon Stock · Direct
639,476Aug 17, 2026
Liang CharlesCommon Stock · Indirect · By Spouse
637,506Aug 17, 2026
Malyala VikranthRestricted Stock Units · Direct
8,060Aug 27, 2026
Malyala VikranthCommon Stock · Direct
50,930Aug 17, 2026
Thauberger MatthewCommon Stock · Direct
7,632Aug 17, 2026
Weigand David ECommon Stock · Direct
134,730Aug 17, 2026
These are reported post-transaction holdings, not company-wide ownership percentages. Securities, indirect vehicles, and amendments are kept separate.
Filing activity heatmap
Each cell is one day · intensity = transactions · buys green, sells redAug 03 → Sep 03
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Top insiders
By absolute net value across the selected period- WE-$126.6k
- MV-$116.9k
- LC-$75.4k
- LS-$75.4k
- XJ-$55.0k
Recent filing activity
Most recent 12 transactions · color = transaction code- AGrant08/31$0SEC
- AGrant08/31$0SEC
- AGrant08/31$0SEC
- MOption exercise08/19$0SEC
- FTax withholding08/19-$5.49MSEC
- MOption exercise08/19—SEC
- MOption exercise08/19$0SEC
- FTax withholding08/19-$12.6MSEC
- MOption exercise08/19—SEC
- MOption exercise08/19$0SEC
- FTax withholding08/19-$4.38MSEC
- MOption exercise08/19—SEC
Filing detail checks
Secondary metrics for the selected periodFiling-only signals
Deterministic matches in the selected period
SMCI transaction history
Filters apply within this company and selected period by default| Ticker | Insider | Role | Type | Shares | Value | Code | Signals | 90d return | Filed | Trans date |
|---|---|---|---|---|---|---|---|---|---|---|
| SMCI | WEIGAND DAVID E | SVPCFO | grant | 24.0k | $0 | A | 0.0% | 08/31 | 08/27 | |
| SMCI | Malyala Vikranth | SVPCBO | grant | 8.06k | $0 | A | 0.0% | 08/31 | 08/27 | |
| SMCI | Xiao Jin | SCV | grant | 2.11k | $0 | A | 0.0% | 08/31 | 08/27 | |
| SMCI | Xiao Jin | SCV | exercise | 4.00k | $0 | M | +0.4% | 08/19 | 08/17 | |
| SMCI | Xiao Jin | SCV | withholding | 1.43k | -$5.49M | F | +0.4% | 08/19 | 08/17 | |
| SMCI | Xiao Jin | SCV | exercise | 4.00k | — | M | +0.4% | 08/19 | 08/17 | |
| SMCI | WEIGAND DAVID E | SVPCFO | exercise | 6.50k | $0 | M | +0.4% | 08/19 | 08/17 | |
| SMCI | WEIGAND DAVID E | SVPCFO | withholding | 3.30k | -$12.6M | F | +0.4% | 08/19 | 08/17 | |
| SMCI | WEIGAND DAVID E | SVPCFO | exercise | 6.50k | — | M | +0.4% | 08/19 | 08/17 | |
| SMCI | Thauberger Matthew | CRO | exercise | 2.25k | $0 | M | +0.4% | 08/19 | 08/17 | |
| SMCI | Thauberger Matthew | CRO | withholding | 1.14k | -$4.38M | F | +0.4% | 08/19 | 08/17 | |
| SMCI | Thauberger Matthew | CRO | exercise | 2.25k | — | M | +0.4% | 08/19 | 08/17 | |
| SMCI | Malyala Vikranth | SVPCBO | exercise | 6.00k | $0 | M | +0.4% | 08/19 | 08/17 | |
| SMCI | Malyala Vikranth | SVPCBO | withholding | 3.05k | -$11.6M | F | +0.4% | 08/19 | 08/17 | |
| SMCI | Malyala Vikranth | SVPCBO | exercise | 6.00k | — | M | +0.4% | 08/19 | 08/17 | |
| SMCI | Liang Charles | PRES | exercise | 3.65k | $0 | M | +0.4% | 08/19 | 08/17 | |
| SMCI | Liang Charles | PRES | withholding | 1.97k | -$7.54M | F | — | +0.4% | 08/19 | 08/17 |
| SMCI | Liang Charles | PRES | exercise | 3.65k | — | M | — | +0.4% | 08/19 | 08/17 |
| SMCI | Liu Liang Chiu-Chu Sara | DIR | exercise | 3.65k | $0 | M | +0.4% | 08/19 | 08/17 | |
| SMCI | Liu Liang Chiu-Chu Sara | DIR | withholding | 1.97k | -$7.54M | F | +0.4% | 08/19 | 08/17 | |
| SMCI | Liu Liang Chiu-Chu Sara | DIR | exercise | 3.65k | — | M | +0.4% | 08/19 | 08/17 | |
| SMCI | Cheung Kenneth | SVPCAO | exercise | 2.25k | $0 | M | +0.4% | 08/19 | 08/17 | |
| SMCI | Cheung Kenneth | SVPCAO | withholding | 808 | -$3.09M | F | +0.4% | 08/19 | 08/17 | |
| SMCI | Cheung Kenneth | SVPCAO | exercise | 2.25k | — | M | +0.4% | 08/19 | 08/17 | |
| SMCI | Thauberger Matthew | CRO | grant | 21.9k | $0 | A | −1.8% | 08/18 | 08/14 | |
| SMCI | Thauberger Matthew | CRO | grant | 9.87k | $0 | A | −1.8% | 08/18 | 08/14 | |
| SMCI | LIU TALLY C | DIR | grant | 5.06k | $0 | A | −1.8% | 08/18 | 08/14 | |
| SMCI | LIU TALLY C | DIR | grant | 3.94k | $0 | A | −1.8% | 08/18 | 08/14 | |
| SMCI | TUAN SHERMAN | DIR | grant | 10.1k | $0 | A | −1.8% | 08/18 | 08/14 | |
| SMCI | BLAIR ROBERT L | DIR | grant | 7.88k | $0 | A | −1.8% | 08/18 | 08/14 | |
| SMCI | Mogensen Susan | DIR | grant | 7.88k | $0 | A | −1.8% | 08/18 | 08/14 | |
| SMCI | Lin Judy L. | DIR | grant | 7.88k | $0 | A | −1.8% | 08/18 | 08/14 | |
| SMCI | Angel Scott | DIR | grant | 7.88k | $0 | A | −1.8% | 08/18 | 08/14 |
Super Micro Computer, Inc. Insider Activity FAQ
SEC Form 4 contextWho recently reported transactions at Super Micro Computer, Inc.?
WEIGAND DAVID E, Malyala Vikranth, Xiao Jin, Thauberger Matthew, Liang Charles, Liu Liang Chiu-Chu Sara, Cheung Kenneth, LIU TALLY C, TUAN SHERMAN, BLAIR ROBERT L, Mogensen Susan, Lin Judy L..
When was the latest reported open-market purchase?
No code-P purchase is available for this period.
When was the latest reported open-market sale?
No code-S sale is available for this period.
What is the recent purchase and sale balance?
No code-P purchases or code-S sales were reported in the selected period.
Where can I see the original SEC filing?
Every transaction row and latest-activity fact links to its original SEC filing.
What do these Form 4 transaction codes mean?
P and S generally describe open-market or private purchases and sales. A, D, F, M, X, G, J, and V describe awards, issuer dispositions, tax withholding, exercises, gifts, other transactions, and voluntary early reports; review each filing and its footnotes for context.