Insider · CIK 0001392942
Charles Liang
Files at SMCI (Super Micro Computer, Inc.). First filing Oct 31, 2023, latest Oct 9, 2026.
In brief
Charles Liang files SEC Form 4 as CEO, president, director and 10% owner at SMCI (Super Micro Computer, Inc.). Since Oct 31, 2023, Charles Liang has reported 0 open-market buys worth $0 and 7 open-market sells worth $60M, the latest filed on Oct 9, 2026.
A track record needs three past buys with six months of prices behind them; Charles Liang has 0, so none is measured yet.
The newest scored trade: sold $4.5M of SMCI on Oct 7, 2026, filed Oct 9, 2026, scored 43 (moderate), under a 10b5-1 plan. In the last 12 months: 0 buys worth $0 and 2 sells worth $12M.
Where the trades landed
Last year at the company this insider has traded most, with each buy and sell on the bar it happened.
SMCI: Super Micro Computer, Inc.
Daily candles, adjusted for splits and dividends. Green arrows are insider buys, red are sells, sized by value. Click a marked bar to open the signal.Charts by TradingView Lightweight Charts™
Signals
This insider’s open-market buys and sells, scored.
| Score | Company | Value | Holdings | Price context | Filed |
|---|---|---|---|---|---|
| 43Moderate | Super Micro Computer, Inc. | $4.5M 100,000 shares | -23% | +119% from low-23% from high | |
| 48Moderate | Super Micro Computer, Inc. | $7.7M 200,000 shares | -31% | - | |
| 38Weak | Super Micro Computer, Inc. | $12M 200,000 shares | -0% | +233% from low-0% from high | |
| 38Weak | Super Micro Computer, Inc. | $14M 300,000 shares | -0% | +147% from low-26% from high | |
| 65Notable | Super Micro Computer, Inc. | $9.0M 200,000 shares | -0% | +150% from low-25% from high | |
| 65Notable | Super Micro Computer, Inc. | $13M 50,000 shares | -1% | +271% from low-26% from high | |
| 28Weak | Super Micro Computer, Inc. | $234k 961 shares | -28% | +261% from low-32% from high |
Planned sales
Form 144 notices this insider filed before selling restricted or control stock, newest first.
| Filed | Company | Shares | Value | Sale date | Past 3 months |
|---|---|---|---|---|---|
| Jul 28, 2025 | SMCI Super Micro Computer, Inc. | 200,000 0.03% of outstanding | $12M | Jul 28, 2025 | $22M |
| Jun 18, 2025 | SMCI Super Micro Computer, Inc | 300,000 0.05% of outstanding | $13M | Jun 18, 2025 | $9.0M |
Transactions
The newest 50 of 92 rows this insider has filed.
| Date | Company | Transaction | Shares | Price | Value | Holdings after | Filed |
|---|---|---|---|---|---|---|---|
| Oct 7, 2026 | SMCI Super Micro Computer, Inc. | SOpen-market sale Common Stockindirect: By Spouse10b5-1 | -100,000 | $45.02 | $4.5M | 337,506 | 5 d ago |
| Sep 3, 2026 | SMCI Super Micro Computer, Inc. | SOpen-market sale Common Stockindirect: By Spouse10b5-1 | -42,565 | $36.60 | $1.6M | 594,941 | 36 d ago |
| Sep 3, 2026 | SMCI Super Micro Computer, Inc. | SOpen-market sale Common Stockindirect: By Spouse10b5-1 | -57,435 | $37.62 | $2.2M | 537,506 | 36 d ago |
| Sep 4, 2026 | SMCI Super Micro Computer, Inc. | SOpen-market sale Common Stockindirect: By Spouse10b5-1 | -100,000 | $40.00 | $4.0M | 437,506 | 36 d ago |
| Aug 17, 2026 | SMCI Super Micro Computer, Inc. | MOption exercise Common Stockindirect: By Spouse | +3,650 | - | - | 639,476 | Aug 19, 2026 |
| Aug 17, 2026 | SMCI Super Micro Computer, Inc. | FTax withholding Common Stockindirect: By Spouse | -1,970 | $38.28 | $75k | 637,506 | Aug 19, 2026 |
| Aug 17, 2026 | SMCI Super Micro Computer, Inc. | MOption exercise Restricted Stock Unitsderivativeindirect: By Spouse | -3,650 | $0.00 | $0 | 0 | Aug 19, 2026 |
| Aug 10, 2026 | SMCI Super Micro Computer, Inc. | MOption exercise Common Stockindirect: By Spouse | +2,110 | - | - | 636,494 | Aug 12, 2026 |
| Aug 10, 2026 | SMCI Super Micro Computer, Inc. | FTax withholding Common Stockindirect: By Spouse | -1,139 | $31.46 | $36k | 635,355 | Aug 12, 2026 |
| Aug 10, 2026 | SMCI Super Micro Computer, Inc. | MOption exercise Common Stockindirect: By Spouse | +1,024 | - | - | 636,379 | Aug 12, 2026 |
| Aug 10, 2026 | SMCI Super Micro Computer, Inc. | FTax withholding Common Stockindirect: By Spouse | -553 | $31.46 | $17k | 635,826 | Aug 12, 2026 |
| Aug 10, 2026 | SMCI Super Micro Computer, Inc. | MOption exercise Restricted Stock Unitsderivativeindirect: By Spouse | -2,110 | $0.00 | $0 | 6,340 | Aug 12, 2026 |
| Aug 10, 2026 | SMCI Super Micro Computer, Inc. | MOption exercise Restricted Stock Unitsderivativeindirect: By Spouse | -1,024 | $0.00 | $0 | 11,270 | Aug 12, 2026 |
| Jul 1, 2026 | SMCI Super Micro Computer, Inc. | MOption exercise Common Stockindirect: By Spouse | +830 | - | - | 634,473 | Jul 2, 2026 |
| Jul 1, 2026 | SMCI Super Micro Computer, Inc. | FTax withholding Common Stockindirect: By Spouse | -448 | $27.65 | $12k | 634,025 | Jul 2, 2026 |
| Jul 1, 2026 | SMCI Super Micro Computer, Inc. | MOption exercise Common Stockindirect: By Spouse | +510 | - | - | 634,535 | Jul 2, 2026 |
| Jul 1, 2026 | SMCI Super Micro Computer, Inc. | FTax withholding Common Stockindirect: By Spouse | -276 | $27.65 | $7,631 | 634,259 | Jul 2, 2026 |
| Jul 1, 2026 | SMCI Super Micro Computer, Inc. | MOption exercise Common Stockindirect: By Spouse | +273 | - | - | 634,532 | Jul 2, 2026 |
| Jul 1, 2026 | SMCI Super Micro Computer, Inc. | FTax withholding Common Stockindirect: By Spouse | -148 | $27.65 | $4,092 | 634,384 | Jul 2, 2026 |
| Jul 1, 2026 | SMCI Super Micro Computer, Inc. | MOption exercise Restricted Stock Unitsderivativeindirect: By Spouse | -830 | $0.00 | $0 | 830 | Jul 2, 2026 |
| Jul 1, 2026 | SMCI Super Micro Computer, Inc. | MOption exercise Restricted Stock Unitsderivativeindirect: By Spouse | -510 | $0.00 | $0 | 1,020 | Jul 2, 2026 |
| Jul 1, 2026 | SMCI Super Micro Computer, Inc. | MOption exercise Restricted Stock Unitsderivativeindirect: By Spouse | -273 | $0.00 | $0 | 821 | Jul 2, 2026 |
| May 26, 2026 | SMCI Super Micro Computer, Inc. | GGift Common Stockindirect: By Joint Account w/ Spouse | -340,000 | $0.00 | $0 | 25,332,520 | May 28, 2026 |
| May 10, 2026 | SMCI Super Micro Computer, Inc. | MOption exercise Common Stockindirect: By Spouse | +2,120 | - | - | 632,900 | May 12, 2026 |
| May 10, 2026 | SMCI Super Micro Computer, Inc. | FTax withholding Common Stockindirect: By Spouse | -1,144 | $35.37 | $40k | 631,756 | May 12, 2026 |
| May 10, 2026 | SMCI Super Micro Computer, Inc. | MOption exercise Common Stockindirect: By Spouse | +4,098 | - | - | 635,854 | May 12, 2026 |
| May 10, 2026 | SMCI Super Micro Computer, Inc. | FTax withholding Common Stockindirect: By Spouse | -2,211 | $35.37 | $78k | 633,643 | May 12, 2026 |
| May 10, 2026 | SMCI Super Micro Computer, Inc. | MOption exercise Restricted Stock Unitsderivativeindirect: By Spouse | -2,120 | $0.00 | $0 | 8,450 | May 12, 2026 |
| May 10, 2026 | SMCI Super Micro Computer, Inc. | MOption exercise Restricted Stock Unitsderivativeindirect: By Spouse | -4,098 | $0.00 | $0 | 12,294 | May 12, 2026 |
| Feb 27, 2026 | SMCI Super Micro Computer, Inc. | MOption exercise Common Stockindirect: By Spouse | +20,980 | $4.24 | $89k | 630,780 | Mar 3, 2026 |
| Feb 27, 2026 | SMCI Super Micro Computer, Inc. | MOption exercise Employee Stock Option (right to buy)derivativeindirect: By Spouse | -20,980 | $0.00 | $0 | 0 | Mar 3, 2026 |
| Feb 17, 2026 | SMCI Super Micro Computer, Inc. | MOption exercise Common Stockindirect: By Spouse | +3,650 | - | - | 611,908 | Feb 19, 2026 |
| Feb 17, 2026 | SMCI Super Micro Computer, Inc. | FTax withholding Common Stockindirect: By Spouse | -2,108 | $30.11 | $63k | 609,800 | Feb 19, 2026 |
| Feb 17, 2026 | SMCI Super Micro Computer, Inc. | MOption exercise Restricted Stock Unitsderivativeindirect: By Spouse | -3,650 | $0.00 | $0 | 3,650 | Feb 19, 2026 |
| Feb 10, 2026 | SMCI Super Micro Computer, Inc. | MOption exercise Common Stockindirect: By Spouse | +2,110 | - | - | 609,509 | Feb 12, 2026 |
| Feb 10, 2026 | SMCI Super Micro Computer, Inc. | FTax withholding Common Stockindirect: By Spouse | -1,251 | $33.33 | $42k | 608,258 | Feb 12, 2026 |
| Feb 10, 2026 | SMCI Super Micro Computer, Inc. | MOption exercise Restricted Stock Unitsderivativeindirect: By Spouse | -2,110 | $0.00 | $0 | 10,570 | Feb 12, 2026 |
| Feb 7, 2026 | SMCI Super Micro Computer, Inc. | AGrant or award Restricted Stock Unitsderivativeindirect: By Spouse | +7,300 | $0.00 | $0 | 7,300 | Feb 10, 2026 |
| Nov 26, 2025 | SMCI Super Micro Computer, Inc. | GGift Common Stockindirect: By Joint Account w/ Spouse | -5,000 | $0.00 | $0 | 25,672,520 | Dec 1, 2025 |
| Nov 10, 2025 | SMCI Super Micro Computer, Inc. | MOption exercise Common Stockindirect: By Spouse | +2,110 | - | - | 608,536 | Nov 12, 2025 |
| Nov 10, 2025 | SMCI Super Micro Computer, Inc. | FTax withholding Common Stockindirect: By Spouse | -1,137 | $40.19 | $46k | 607,399 | Nov 12, 2025 |
| Nov 10, 2025 | SMCI Super Micro Computer, Inc. | MOption exercise Restricted Stock Unitsderivativeindirect: By Spouse | -2,110 | $0.00 | $0 | 12,680 | Nov 12, 2025 |
| Oct 30, 2025 | SMCI Super Micro Computer, Inc. | MOption exercise Common Stockindirect: By Spouse | +6,000 | - | - | 609,657 | Nov 3, 2025 |
| Oct 30, 2025 | SMCI Super Micro Computer, Inc. | FTax withholding Common Stockindirect: By Spouse | -3,231 | $50.37 | $163k | 606,426 | Nov 3, 2025 |
| Oct 30, 2025 | SMCI Super Micro Computer, Inc. | MOption exercise Restricted Stock Unitsderivativeindirect: By Spouse | -6,000 | $0.00 | $0 | 0 | Nov 3, 2025 |
| Aug 26, 2025 | SMCI Super Micro Computer, Inc. | AGrant or award Employee Stock Option (right to buy)derivative | +1,000,000 | $0.00 | $0 | 5,000,000 | Aug 28, 2025 |
| Aug 26, 2025 | SMCI Super Micro Computer, Inc. | AGrant or award Restricted Stock Unitsderivativeindirect: By Spouse | +1,094 | $0.00 | $0 | 1,094 | Aug 28, 2025 |
| Aug 10, 2025 | SMCI Super Micro Computer, Inc. | MOption exercise Common Stockindirect: By Spouse | +2,110 | - | - | 604,794 | Aug 12, 2025 |
| Aug 10, 2025 | SMCI Super Micro Computer, Inc. | FTax withholding Common Stockindirect: By Spouse | -1,137 | $44.60 | $51k | 603,657 | Aug 12, 2025 |
| Aug 10, 2025 | SMCI Super Micro Computer, Inc. | MOption exercise Restricted Stock Unitsderivativeindirect: By Spouse | -2,110 | $0.00 | $0 | 14,790 | Aug 12, 2025 |
Questions about Charles Liang
Answered from the filings on this page, as of the latest one.
Is Charles Liang buying or selling?
In the last 12 months Charles Liang reported 0 open-market buys worth $0 and 2 open-market sells worth $12M on SEC Form 4; the latest was sold $4.5M of SMCI on Oct 7, 2026. Grants, option exercises and tax withholding are not counted.
How did Charles Liang's past buys perform?
Not measured yet. InsiderTell needs three past buys with six months of prices to publish a track record, and Charles Liang has 0.
Where does Charles Liang file Form 4?
Charles Liang has filed Form 4 at SMCI (Super Micro Computer, Inc.) as President and CEO. A Form 4 is required of officers, directors and holders of more than 10% of a share class within two business days of a trade.
Not investment advice. Scores and forward returns are decision support built from public SEC filings and past prices; they describe what happened after comparable filings, not what will happen after this one. Do your own research and size your risk.