SMCI Supermicro
Nasdaq · SEC CIK 1375365 · EDGAR
- Bought, last 12 months
- $0 0 purchases by 0 insiders
- Sold, last 12 months
- $18.91M 4 sales by 4 insiders
- Filings on record
- 412 since 2021-07-02, latest 2026-09-08 18:47
BoughtSold
Most active insiders, 12 months
| Insider | Title | Bought | Sold |
|---|---|---|---|
| Liang Charles | Pres, CEO, Dir, 10% | — | $7.72M |
| Liu Liang Chiu-Chu Sara | Dir, 10% | — | $7.72M |
| KAO GEORGE | SVP, Ops | — | $1.87M |
| TUAN SHERMAN | Dir | — | $1.60M |
| Thauberger Matthew | Chief Revenue Off | — | — |
| Malyala Vikranth | SVP, Chief Business Off | — | — |
| Xiao Jin | Sr. Corp. VP, Engineering | — | — |
| Angel Scott | Dir | — | — |
| Mogensen Susan | Dir | — | — |
| Lin Judy L. | Dir | — | — |
Transactions 554
| X | Filed | Traded | Ticker | Insider | Title | Type | Price | Qty | Owned | ΔOwn | Value |
|---|---|---|---|---|---|---|---|---|---|---|---|
| DM | 2025-11-12 | 2025-11-10 | SMCI | WEIGAND DAVID E | SVP, CFO | F - Tax | $40.19 | -2,118 | 108.6K | -2% | -$85.1K |
| DM | 2025-11-12 | 2025-11-10 | SMCI | WEIGAND DAVID E | SVP, CFO | M - OptEx | — | +4,170 | 109.3K | +4% | — |
| DM | 2025-11-12 | 2025-11-10 | SMCI | CLEGG DON W | SVP, Worldwide Sales | M - OptEx | — | +2,310 | 47.3K | +5% | — |
| DM | 2025-11-12 | 2025-11-10 | SMCI | CLEGG DON W | SVP, Worldwide Sales | F - Tax | $40.19 | -1,174 | 46.7K | -2% | -$47.2K |
| DM | 2025-11-12 | 2025-11-10 | SMCI | Liaw Yih-Shyan Wally | Dir | M - OptEx | — | +12.1K | 87.0K | +16% | — |
| DM | 2025-11-12 | 2025-11-10 | SMCI | Liaw Yih-Shyan Wally | Dir | F - Tax | $40.19 | -6,169 | 84.7K | -7% | -$247.9K |
| D | 2025-11-12 | 2025-11-10 | SMCI | Liu Liang Chiu-Chu Sara | Dir, 10% | F - Tax | $40.19 | -1,137 | 607.4K | -0.2% | -$45.7K |
| D | 2025-11-12 | 2025-11-10 | SMCI | Liu Liang Chiu-Chu Sara | Dir, 10% | M - OptEx | — | +2,110 | 608.5K | +0.3% | — |
| DM | 2025-11-12 | 2025-11-10 | SMCI | KAO GEORGE | SVP, Ops | M - OptEx | — | +5,510 | 28.9K | +24% | — |
| DM | 2025-11-12 | 2025-11-10 | SMCI | KAO GEORGE | SVP, Ops | F - Tax | $40.19 | -2,799 | 27.0K | -9% | -$112.5K |
| D | 2025-11-12 | 2025-11-10 | SMCI | Cheung Kenneth | SVP, CAO | F - Tax | $40.19 | -635 | 56.5K | -1% | -$25.5K |
| D | 2025-11-12 | 2025-11-10 | SMCI | Cheung Kenneth | SVP, CAO | M - OptEx | — | +1,250 | 57.1K | +2% | — |
| D | 2025-11-03 | 2025-10-30 | SMCI | WEIGAND DAVID E | SVP, CFO | M - OptEx | — | +13.0K | 113.2K | +13% | — |
| D | 2025-11-03 | 2025-10-30 | SMCI | WEIGAND DAVID E | SVP, CFO | F - Tax | $50.37 | -6,602 | 106.6K | -6% | -$332.5K |
| D | 2025-11-03 | 2025-10-30 | SMCI | Liaw Yih-Shyan Wally | Dir | F - Tax | $50.37 | -2,540 | 80.4K | -3% | -$127.9K |
| D | 2025-11-03 | 2025-10-30 | SMCI | Liaw Yih-Shyan Wally | Dir | M - OptEx | — | +5,000 | 83.0K | +6% | — |
| D | 2025-11-03 | 2025-10-30 | SMCI | CLEGG DON W | SVP, Worldwide Sales | M - OptEx | — | +6,000 | 48.6K | +14% | — |
| D | 2025-11-03 | 2025-10-30 | SMCI | CLEGG DON W | SVP, Worldwide Sales | F - Tax | $50.37 | -3,047 | 45.5K | -6% | -$153.5K |
| D | 2025-11-03 | 2025-10-30 | SMCI | Liu Liang Chiu-Chu Sara | Dir, 10% | M - OptEx | — | +6,000 | 609.7K | +1.0% | — |
| D | 2025-11-03 | 2025-10-30 | SMCI | Liu Liang Chiu-Chu Sara | Dir, 10% | F - Tax | $50.37 | -3,231 | 606.4K | -0.5% | -$162.7K |
| D | 2025-11-03 | 2025-10-30 | SMCI | KAO GEORGE | SVP, Ops | F - Tax | $50.37 | -2,540 | 24.3K | -9% | -$127.9K |
| D | 2025-11-03 | 2025-10-30 | SMCI | KAO GEORGE | SVP, Ops | M - OptEx | — | +5,000 | 26.8K | +23% | — |
| DI | 2025-11-03 | 2025-10-30 | SMCI | Liang Charles | Pres, CEO, Dir, 10% | M - OptEx | — | +6,000 | 609.7K | +1.0% | — |
| DI | 2025-11-03 | 2025-10-30 | SMCI | Liang Charles | Pres, CEO, Dir, 10% | F - Tax | $50.37 | -3,231 | 606.4K | -0.5% | -$162.7K |
| D | 2025-09-17 | 2025-09-15 | SMCI | WEIGAND DAVID E | SVP, CFO | M - OptEx | $5.30 | +25.0K | 125.2K | +25% | +$132.5K |
| D | 2025-09-17 | 2025-09-15 | SMCI | WEIGAND DAVID E | SVP, CFO | S - Sale+OE | $45.14 | -25.0K | 100.2K | -20% | -$1.13M |
| D | 2025-09-05 | 2025-09-03 | SMCI | WEIGAND DAVID E | SVP, CFO | M - OptEx | $5.30 | +25.0K | 125.2K | +25% | +$132.5K |
| DM | 2025-09-05 | 2025-09-03 | SMCI | WEIGAND DAVID E | SVP, CFO | S - Sale+OE | $40.29 | -25.0K | 100.2K | -20% | -$1.01M |
| D | 2025-08-26 | 2025-08-22 | SMCI | KAO GEORGE | SVP, Ops | S - Sale+OE | $43.88 | -40.0K | 21.8K | -65% | -$1.76M |
| D | 2025-08-26 | 2025-08-22 | SMCI | KAO GEORGE | SVP, Ops | M - OptEx | $2.70 | +40.0K | 61.8K | +183% | +$108.0K |
| DM | 2025-08-12 | 2025-08-10 | SMCI | Liaw Yih-Shyan Wally | Dir | M - OptEx | — | +8,750 | 77.9K | +13% | — |
| DM | 2025-08-12 | 2025-08-10 | SMCI | Liaw Yih-Shyan Wally | Dir | F - Tax | $44.60 | -4,284 | 78.0K | -5% | -$191.1K |
| DM | 2025-08-12 | 2025-08-10 | SMCI | CLEGG DON W | SVP, Worldwide Sales | F - Tax | $44.60 | -1,168 | 42.6K | -3% | -$52.1K |
| DM | 2025-08-12 | 2025-08-10 | SMCI | CLEGG DON W | SVP, Worldwide Sales | M - OptEx | — | +2,300 | 42.5K | +6% | — |
| DM | 2025-08-12 | 2025-08-10 | SMCI | WEIGAND DAVID E | SVP, CFO | M - OptEx | — | +4,150 | 100.9K | +4% | — |
| DM | 2025-08-12 | 2025-08-10 | SMCI | WEIGAND DAVID E | SVP, CFO | F - Tax | $44.60 | -2,108 | 99.5K | -2% | -$94.0K |
| DM | 2025-08-12 | 2025-08-10 | SMCI | Cheung Kenneth | SVP, CAO | M - OptEx | — | +4,985 | 55.3K | +10% | — |
| DM | 2025-08-12 | 2025-08-10 | SMCI | Cheung Kenneth | SVP, CAO | F - Tax | $44.60 | -2,380 | 54.7K | -4% | -$106.1K |
| D | 2025-08-12 | 2025-08-10 | SMCI | KAO GEORGE | SVP, Ops | F - Tax | $44.60 | -930 | 21.8K | -4% | -$41.5K |
| D | 2025-08-12 | 2025-08-10 | SMCI | KAO GEORGE | SVP, Ops | M - OptEx | — | +1,830 | 22.8K | +9% | — |
| DI | 2025-08-12 | 2025-08-10 | SMCI | Liang Charles | Pres, CEO, Dir, 10% | M - OptEx | — | +2,110 | 604.8K | +0.4% | — |
| DI | 2025-08-12 | 2025-08-10 | SMCI | Liang Charles | Pres, CEO, Dir, 10% | F - Tax | $44.60 | -1,137 | 603.7K | -0.2% | -$50.7K |
| D | 2025-08-12 | 2025-08-10 | SMCI | Liu Liang Chiu-Chu Sara | Dir, 10% | F - Tax | $44.60 | -1,137 | 603.7K | -0.2% | -$50.7K |
| D | 2025-08-12 | 2025-08-10 | SMCI | Liu Liang Chiu-Chu Sara | Dir, 10% | M - OptEx | — | +2,110 | 604.8K | +0.4% | — |
| 2025-07-30 | 2025-07-28 | SMCI | Liang Charles | Pres, CEO, Dir, 10% | S - Sale | $60.00 | -200.0K | 40.43M | -0.5% | -$12.00M | |
| I | 2025-07-30 | 2025-07-28 | SMCI | Liu Liang Chiu-Chu Sara | Dir, 10% | S - Sale | $60.00 | -200.0K | 40.43M | -0.5% | -$12.00M |
| DM | 2025-07-02 | 2025-07-01 | SMCI | Liaw Yih-Shyan Wally | Dir | M - OptEx | — | +1,393 | 73.7K | +2% | — |
| DM | 2025-07-02 | 2025-07-01 | SMCI | Liaw Yih-Shyan Wally | Dir | F - Tax | $47.20 | -500 | 73.1K | -0.7% | -$23.6K |
| DM | 2025-07-02 | 2025-07-01 | SMCI | Liu Liang Chiu-Chu Sara | Dir, 10% | M - OptEx | — | +1,330 | 2,959 | +82% | — |
| DM | 2025-07-02 | 2025-07-01 | SMCI | Liu Liang Chiu-Chu Sara | Dir, 10% | F - Tax | $47.20 | -717 | 2,449 | -23% | -$33.8K |
| D | 2025-07-02 | 2025-06-30 | SMCI | Lin Judy L. | Dir | M - OptEx | — | +1,580 | 54.9K | +3% | — |
| D | 2025-07-02 | 2025-06-30 | SMCI | Mogensen Susan | Dir | M - OptEx | — | +2,960 | 3,280 | +925% | — |
| DM | 2025-07-02 | 2025-07-01 | SMCI | WEIGAND DAVID E | SVP, CFO | M - OptEx | — | +18.6K | 99.7K | +23% | — |
| DM | 2025-07-02 | 2025-07-01 | SMCI | WEIGAND DAVID E | SVP, CFO | F - Tax | $47.20 | -9,024 | 96.1K | -9% | -$425.9K |
| D | 2025-07-02 | 2025-06-30 | SMCI | Angel Scott | Dir | M - OptEx | — | +1,672 | 1,672 | New | — |
| DMI | 2025-07-02 | 2025-07-01 | SMCI | Liang Charles | Pres, CEO, Dir, 10% | M - OptEx | — | +1,330 | 2,959 | +82% | — |
| DMI | 2025-07-02 | 2025-07-01 | SMCI | Liang Charles | Pres, CEO, Dir, 10% | F - Tax | $47.20 | -717 | 2,449 | -23% | -$33.8K |
| D | 2025-07-02 | 2025-06-30 | SMCI | LIU TALLY C | Dir | M - OptEx | — | +1,580 | 285.3K | +0.6% | — |
| D | 2025-07-02 | 2025-07-01 | SMCI | KAO GEORGE | SVP, Ops | F - Tax | $47.20 | -307 | 20.9K | -1% | -$14.5K |
| D | 2025-07-02 | 2025-07-01 | SMCI | KAO GEORGE | SVP, Ops | M - OptEx | — | +603 | 21.2K | +3% | — |
| DM | 2025-07-02 | 2025-07-01 | SMCI | CLEGG DON W | SVP, Worldwide Sales | M - OptEx | — | +11.3K | 42.1K | +37% | — |
| DM | 2025-07-02 | 2025-07-01 | SMCI | CLEGG DON W | SVP, Worldwide Sales | F - Tax | $47.20 | -5,163 | 39.8K | -11% | -$243.7K |
| D | 2025-07-02 | 2025-06-30 | SMCI | TUAN SHERMAN | Dir | M - OptEx | — | +3,160 | 255.8K | +1% | — |
| D | 2025-07-02 | 2025-06-30 | SMCI | BLAIR ROBERT L | Dir | M - OptEx | — | +1,580 | 1,580 | New | — |
| 2025-06-20 | 2025-06-18 | SMCI | Liang Charles | Pres, CEO, Dir, 10% | S - Sale | $45.00 | -300.0K | 66.90M | -0.4% | -$13.50M | |
| I | 2025-06-20 | 2025-06-18 | SMCI | Liu Liang Chiu-Chu Sara | Dir, 10% | S - Sale | $45.00 | -300.0K | 66.90M | -0.4% | -$13.50M |
| 2025-05-22 | 2025-05-20 | SMCI | WEIGAND DAVID E | SVP, CFO | S - Sale | $44.02 | -67.0K | 88.6K | -43% | -$2.95M | |
| I | 2025-05-20 | 2025-05-16 | SMCI | Liaw Yih-Shyan Wally | Dir | G - Gift | $0.00 | -177.6K | 14.99M | -1% | $0 |
| D | 2025-05-16 | 2025-05-14 | SMCI | KAO GEORGE | SVP, Ops | M - OptEx | $2.70 | +28.4K | 49.0K | +138% | +$76.7K |
| D | 2025-05-16 | 2025-05-14 | SMCI | KAO GEORGE | SVP, Ops | S - Sale+OE | $45.86 | -28.4K | 20.6K | -58% | -$1.30M |
| M | 2025-05-16 | 2025-05-14 | SMCI | Liang Charles | Pres, CEO, Dir, 10% | S - Sale | $44.95 | -200.0K | 67.22M | -0.3% | -$8.99M |
| MI | 2025-05-16 | 2025-05-14 | SMCI | Liu Liang Chiu-Chu Sara | Dir, 10% | S - Sale | $45.02 | -200.0K | 67.22M | -0.3% | -$9.00M |
| DMI | 2025-05-13 | 2025-05-10 | SMCI | Liang Charles | Pres, CEO, Dir, 10% | M - OptEx | — | +4,490 | 3,213 | New | — |
| DMI | 2025-05-13 | 2025-05-10 | SMCI | Liang Charles | Pres, CEO, Dir, 10% | F - Tax | $31.99 | -2,419 | 2,071 | -54% | -$77.4K |
| D | 2025-05-13 | 2025-05-10 | SMCI | KAO GEORGE | SVP, Ops | F - Tax | $31.99 | -655 | 20.6K | -3% | -$21.0K |
| D | 2025-05-13 | 2025-05-10 | SMCI | KAO GEORGE | SVP, Ops | M - OptEx | — | +1,830 | 21.3K | +9% | — |
| DM | 2025-05-13 | 2025-05-10 | SMCI | WEIGAND DAVID E | SVP, CFO | M - OptEx | — | +8,620 | 157.7K | +6% | — |
| DM | 2025-05-13 | 2025-05-10 | SMCI | WEIGAND DAVID E | SVP, CFO | F - Tax | $31.99 | -3,085 | 151.8K | -2% | -$98.7K |
| DM | 2025-05-13 | 2025-05-10 | SMCI | Liu Liang Chiu-Chu Sara | Dir, 10% | F - Tax | $31.99 | -2,419 | 1,093 | -69% | -$77.4K |
| DM | 2025-05-13 | 2025-05-10 | SMCI | Liu Liang Chiu-Chu Sara | Dir, 10% | M - OptEx | — | +4,490 | 2,370 | New | — |
| DM | 2025-05-13 | 2025-05-10 | SMCI | Cheung Kenneth | SVP, CAO | M - OptEx | — | +2,870 | 53.7K | +6% | — |
| DM | 2025-05-13 | 2025-05-10 | SMCI | Cheung Kenneth | SVP, CAO | F - Tax | $31.99 | -1,028 | 52.5K | -2% | -$32.9K |
| DM | 2025-05-13 | 2025-05-10 | SMCI | CLEGG DON W | SVP, Worldwide Sales | M - OptEx | — | +6,170 | 37.1K | +20% | — |
| DM | 2025-05-13 | 2025-05-10 | SMCI | CLEGG DON W | SVP, Worldwide Sales | F - Tax | $31.99 | -2,208 | 35.3K | -6% | -$70.6K |
| DM | 2025-05-13 | 2025-05-10 | SMCI | Liaw Yih-Shyan Wally | Dir | M - OptEx | — | +8,750 | 74.2K | +13% | — |
| DM | 2025-05-13 | 2025-05-10 | SMCI | Liaw Yih-Shyan Wally | Dir | F - Tax | $31.99 | -3,132 | 69.8K | -4% | -$100.2K |
| DM | 2025-03-04 | 2025-02-28 | SMCI | BLAIR ROBERT L | Dir | S - Sale+OE | $42.58 | -19.5K | 5,860 | -77% | -$828.6K |
| D | 2025-03-04 | 2025-02-28 | SMCI | BLAIR ROBERT L | Dir | M - OptEx | $26.25 | +13.6K | 19.5K | +232% | +$357.0K |
| D | 2025-02-28 | 2025-02-26 | SMCI | Liu Liang Chiu-Chu Sara | Dir, 10% | S - Sale | $50.17 | -46.3K | 0 | -100% | -$2.32M |
| D | 2025-02-28 | 2025-02-26 | SMCI | KAO GEORGE | SVP, Ops | S - Sale | $50.48 | -71.7K | 19.4K | -79% | -$3.62M |
| DI | 2025-02-28 | 2025-02-26 | SMCI | Liang Charles | Pres, CEO, Dir, 10% | S - Sale | $50.17 | -46.3K | 0 | -100% | -$2.32M |
| D | 2025-02-12 | 2025-02-10 | SMCI | KAO GEORGE | SVP, Ops | F - Tax | $42.65 | -752 | 91.2K | -0.8% | -$32.1K |
| D | 2025-02-12 | 2025-02-10 | SMCI | KAO GEORGE | SVP, Ops | M - OptEx | — | +1,830 | 91.9K | +2% | — |
| DM | 2025-02-12 | 2025-02-10 | SMCI | Cheung Kenneth | SVP, CAO | M - OptEx | — | +4,985 | 50.5K | +11% | — |
| DM | 2025-02-12 | 2025-02-10 | SMCI | Cheung Kenneth | SVP, CAO | F - Tax | $42.65 | -1,945 | 51.4K | -4% | -$83.0K |
| DM | 2025-02-12 | 2025-02-10 | SMCI | Liu Liang Chiu-Chu Sara | Dir, 10% | F - Tax | $42.65 | -2,583 | 46.3K | -5% | -$110.2K |
| DM | 2025-02-12 | 2025-02-10 | SMCI | Liu Liang Chiu-Chu Sara | Dir, 10% | M - OptEx | — | +4,470 | 47.6K | +10% | — |
| D | 2025-02-12 | 2025-02-10 | SMCI | CLEGG DON W | SVP, Worldwide Sales | M - OptEx | — | +1,020 | 31.8K | +3% | — |
| D | 2025-02-12 | 2025-02-10 | SMCI | CLEGG DON W | SVP, Worldwide Sales | F - Tax | $42.65 | -420 | 31.3K | -1% | -$17.9K |
| D | 2025-02-12 | 2025-02-10 | SMCI | WEIGAND DAVID E | SVP, CFO | M - OptEx | — | +2,670 | 151.2K | +2% | — |
Purchase Sale Sale after option exercise All abbreviations