Livermore

Super Micro Computer, Inc.

SMCIP
Exchange
Nasdaq
Industry
Electronic Computers
SEC CIK
0001375365

Other share classesSMCI

Insider trades

Each row adds up one type of transaction in one Form 4 filing. Only open-market purchases (P) and sales (S) are shown by default; use the filters to see grants, option exercises and other codes.

Insider trades
Filed (ET)Trade dateInsiderTransactionSharesAvg priceValueShares afterHolding changeFiling
Sep 8, 20266:47 PM ETSep 3 – Sep 4, 2026Liang CharlesPresident and CEOSSaleCommon Stock−200K$38.5929−$7.72M437.51K−31.4%SEC10b5-1
Sep 8, 20266:46 PM ETSep 3 – Sep 4, 2026Liu Liang Chiu-Chu SaraDirector, 10% OwnerSSaleCommon Stock−200K$38.5929−$7.72M437.51K−31.4%SEC10b5-1
Dec 1, 2025Nov 26, 2025TUAN SHERMANDirectorSSaleCommon Stock−48.63K$33.00−$1.6M207.16K−19.0%SEC
Nov 26, 2025Nov 24, 2025KAO GEORGESVP, OPERATIONSSSaleCommon Stock−56.9K$32.83−$1.87M134.69K−29.7%SEC
Sep 17, 2025Sep 15, 2025WEIGAND DAVID ESVP, Chief Financial OfficerSSaleCommon Stock−25K$45.14−$1.13M100.19K−20.0%SEC10b5-1
Sep 5, 2025Sep 3, 2025WEIGAND DAVID ESVP, Chief Financial OfficerSSaleCommon Stock−25K$40.2868−$1.01M100.19K−20.0%SEC10b5-1
Aug 26, 2025Aug 22, 2025KAO GEORGESVP, OPERATIONSSSaleCommon Stock−40K$43.88−$1.76M21.82K−64.7%SEC
Jul 30, 2025Jul 28, 2025Liang CharlesPresident and CEOSSaleCommon Stock−200K$60.00−$12M40.43M−0.5%SEC10b5-1
Jul 30, 2025Jul 28, 2025Liu Liang Chiu-Chu SaraDirector, 10% OwnerSSaleCommon Stock−200K$60.00−$12M40.43M−0.5%SEC10b5-1
Jun 20, 2025Jun 18, 2025Liang CharlesPresident and CEOSSaleCommon Stock−300K$45.00−$13.5M66.9M−0.4%SEC10b5-1
Jun 20, 2025Jun 18, 2025Liu Liang Chiu-Chu SaraDirector, 10% OwnerSSaleCommon Stock−300K$45.00−$13.5M66.9M−0.4%SEC10b5-1
May 22, 2025May 20, 2025WEIGAND DAVID ESVP, Chief Financial OfficerSSaleCommon Stock−67K$44.02−$2.95M88.6K−43.1%SEC
May 16, 2025May 14, 2025Liang CharlesPresident and CEOSSaleCommon Stock−200K$44.9479−$8.99M67.2M−0.3%SEC
May 16, 2025May 14, 2025Liu Liang Chiu-Chu SaraDirector, 10% OwnerSSaleCommon Stock−200K$45.0244−$9M67.2M−0.3%SEC
May 16, 2025May 14, 2025KAO GEORGESVP, OPERATIONSSSaleCommon Stock−28.4K$45.86−$1.3M20.62K−57.9%SEC
Mar 4, 2025Feb 28, 2025BLAIR ROBERT LDirectorSSaleCommon Stock−19.46K$42.5774−$828.56K0−100.0%SEC
Feb 28, 2025Feb 26, 2025Liang CharlesPresident and CEOSSaleCommon Stock−46.29K$50.17−$2.32M0−100.0%SEC
Feb 28, 2025Feb 26, 2025Liu Liang Chiu-Chu SaraDirector, 10% OwnerSSaleCommon Stock−46.29K$50.17−$2.32M0−100.0%SEC
Feb 28, 2025Feb 26, 2025KAO GEORGESVP, OPERATIONSSSaleCommon Stock−71.72K$50.48−$3.62M19.45K−78.7%SEC
Jun 5, 2024Jun 3, 2024FAIRFAX DANIEL WDirectorSSaleCommon Stock−300$802.00−$240.6K18.89K−1.6%SEC10b5-1
Jun 3, 2024May 30, 2024LIU TALLY CDirectorSSaleCommon Stock−500$839.17−$419.59K27.81K−1.8%SEC
May 3, 2024May 1, 2024FAIRFAX DANIEL WDirectorSSaleCommon Stock−300$777.36−$233.21K19.19K−1.5%SEC10b5-1
May 1, 2024Apr 29, 2024Liu Liang Chiu-Chu SaraDirector, 10% OwnerSSaleCommon Stock−525$869.625−$456.55K3.46K−13.2%SEC
May 1, 2024Apr 29, 2024Liang CharlesPresident and CEOSSaleCommon Stock−525$869.625−$456.55K3.46K−13.2%SEC
Apr 3, 2024Apr 1, 2024FAIRFAX DANIEL WDirectorSSaleCommon Stock−300$1,010.00−$303K19.49K−1.5%SEC10b5-1
Mar 5, 2024Mar 1, 2024FAIRFAX DANIEL WDirectorSSaleCommon Stock−300$881.88−$264.56K19.79K−1.5%SEC10b5-1
Mar 4, 2024Feb 29, 2024TUAN SHERMANDirectorSSaleCommon Stock−5K$873.9751−$4.37M22.11K−18.4%SEC
Feb 20, 2024Feb 15, 2024KAO GEORGESVP, OPERATIONSSSaleCommon Stock−1.88K$993.00−$1.87M8.5K−18.2%SEC
Feb 16, 2024Feb 14, 2024CLEGG DON WSVP, Worldwide SalesSSaleCommon Stock−28.73K$874.5713−$25.12M2.11K−93.2%SEC
Feb 7, 2024Feb 5, 2024KAO GEORGESVP, OPERATIONSSSaleCommon Stock−1.61K$649.85−$1.04M9.85K−14.0%SEC
Feb 5, 2024Feb 1, 2024FAIRFAX DANIEL WDirectorSSaleCommon Stock−300$540.00−$162K20.09K−1.5%SEC10b5-1
Feb 5, 2024Feb 1, 2024CHAN SHIU LEUNGDirectorPPurchaseCommon Stock+2K$568.00+$1.14M42.92K+4.9%SEC
Jan 31, 2024Jan 29, 2024Liu Liang Chiu-Chu SaraDirector, 10% OwnerSSaleCommon Stock−962$476.10−$458.01K2.71K−26.2%SEC
Jan 31, 2024Jan 29, 2024Liang CharlesPresident and CEOSSaleCommon Stock−962$476.10−$458.01K2.71K−26.2%SEC
Jan 4, 2024Jan 2, 2024FAIRFAX DANIEL WDirectorSSaleCommon Stock−300$280.00−$84K20.39K−1.5%SEC10b5-1
Dec 7, 2023Dec 5, 2023WEIGAND DAVID ESVP, Chief Financial OfficerSSaleCommon Stock−20K$252.18−$5.04M11.58K−63.3%SEC
Dec 7, 2023Dec 5, 2023BLAIR ROBERT LDirectorSSaleCommon Stock−800$252.18−$201.74K586−57.7%SEC
Dec 7, 2023Dec 5, 2023Liang CharlesPresident and CEOSSaleCommon Stock−50K$252.18−$12.61M6.67M−0.7%SEC
Dec 7, 2023Dec 5, 2023Liu Liang Chiu-Chu SaraDirector, 10% OwnerSSaleCommon Stock−50K$252.18−$12.61M6.67M−0.7%SEC
Dec 7, 2023Dec 5, 2023TUAN SHERMANDirectorSSaleCommon Stock−500$252.18−$126.09K27.11K−1.8%SEC
Dec 5, 2023Dec 1, 2023FAIRFAX DANIEL WDirectorSSaleCommon Stock−300$262.49−$78.75K20.69K−1.4%SEC10b5-1
Dec 5, 2023Dec 1, 2023WEIGAND DAVID ESVP, Chief Financial OfficerSSaleCommon Stock−21.55K$267.8775−$5.77M31.58K−40.6%SEC
Nov 13, 2023Nov 9, 2023KAO GEORGESVP, OPERATIONSSSaleCommon Stock−3.75K$275.76−$1.03M6.82K−35.5%SEC
Nov 8, 2023Nov 6, 2023WEIGAND DAVID ESVP, Chief Financial OfficerSSaleCommon Stock−16.07K$249.5935−$4.01M13.46K−54.4%SEC
Oct 31, 2023Oct 27, 2023Liu Liang Chiu-Chu SaraDirector, 10% OwnerSSaleCommon Stock−961$243.62−$234.12K2.5K−27.8%SEC
Oct 31, 2023Oct 27, 2023Liang CharlesPresident and CEOSSaleCommon Stock−961$243.62−$234.12K2.5K−27.8%SEC
Sep 5, 2023Aug 31, 2023KAO GEORGESVP, OPERATIONSSSaleCommon Stock−2.97K$280.79−$833.38K7.59K−28.1%SEC
Sep 1, 2023Aug 30, 2023TUAN SHERMANDirectorSSaleCommon Stock−1K$272.00−$272K27.61K−3.5%SEC
Aug 16, 2023Aug 14, 2023KAO GEORGESVP, OPERATIONSSSaleCommon Stock−5.16K$269.99−$1.39M7.34K−41.3%SEC
Aug 11, 2023Aug 11, 2023CHAN SHIU LEUNGDirectorPPurchaseCommon Stock+4K$265.57+$1.06M40.92K+10.8%SEC