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Super Micro Computer, Inc.

SMCIP
Exchange
Nasdaq
Industry
Electronic Computers
SEC CIK
0001375365

In the last 90 days, Super Micro Computer, Inc. insiders filed 0 open-market purchases and 1 sale; 65 institutions reported holding it in 13F filings for Q2 2026, worth $4.05B in total; Soros Fund Management is the only superinvestor holding it.

Other share classesSMCI

Open-market trades, last 90 days

Open-market purchases (P) and sales (S) by Super Micro Computer, Inc. insiders, counted by Form 4 filing. Trades with a flagged price and duplicate filings are left out.

Open-market buys
0 filings
Open-market sells
1 filing
1 insider, $7.72M in total
Insiders trading
1
Net value
−$7.72M
Purchases minus sales

Insider roster

Directors, officers and 10% owners who have filed a Form 4 for Super Micro Computer, Inc., current and former, most recent filer first. Last reported holding is the position after the last non-derivative trade in their latest filing.

Insider roster for Super Micro Computer, Inc.
NameTitleLast reported holdingLast filingFilings, past year
Liang CharlesPresident and CEO437,506IndirectSep 8, 202613
Liu Liang Chiu-Chu SaraDirector, 10% Owner437,506Sep 8, 202613
Weigand David ESVP, Chief Financial Officer134,730Aug 31, 202611
Malyala VikranthSVP, Chief Business Officer47,877Aug 31, 20265
Xiao JinSr. Corporate VP, Engineering194,586Aug 31, 20267
Thauberger MatthewChief Revenue Officer6,487Aug 19, 20263
Cheung KennethSVP, Chief Accounting Officer63,772Aug 19, 20268
Liu Tally CDirector288,738Aug 18, 20263
Tuan ShermanDirector207,156Aug 18, 20262
Blair Robert LDirector6,963Aug 18, 20262
Giordano SusieDirector8,663Aug 18, 20262
Lin Judy L.Director60,323Aug 18, 20262
Angel ScottDirector7,055Aug 18, 20263
Clegg Don WSVP, Worldwide Sales50,540May 12, 20266
Liaw Yih-Shyan WallyDirector94,492Feb 19, 20265
Kao GeorgeSVP, OPERATIONS134,691Nov 26, 20254
Fairfax Daniel WDirector19,833Aug 13, 20240
Chan Shiu LeungDirector42,917Feb 5, 20240
Tseng SariaDirector29,889Aug 5, 20210

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 dateFiling delayInsiderTransactionSharesAvg priceValueHolding changeFlags
Dec 7, 2023 (view filing)Dec 52 daysLiu Liang Chiu-Chu SaraDirector, 10% OwnerSSale−50.0K$252.18−$12.6M−0.7%6.67M after
Dec 7, 2023 (view filing)Dec 52 daysLiang CharlesPresident and CEOSSale−50.0K$252.18−$12.6M−0.7%6.67M afterDuplicate filing
Dec 7, 2023 (view filing)Dec 52 daysBlair Robert LDirectorSSale−800$252.18−$201.7K−57.7%586 after
Dec 7, 2023 (view filing)Dec 52 daysWeigand David ESVP, Chief Financial OfficerSSale−20.0K$252.18−$5.04M−63.3%11.6K after
Jan 4, 2024 (view filing)Jan 22 daysFairfax Daniel WDirectorSSale−300$280.00−$84.0K−1.5%20.4K after10b5-1
Jan 31, 2024 (view filing)Jan 292 daysLiang CharlesPresident and CEOSSale−962$476.10−$458.0K−26.2%2.71K after
Jan 31, 2024 (view filing)Jan 292 daysLiu Liang Chiu-Chu SaraDirector, 10% OwnerSSale−962$476.10−$458.0K−26.2%2.71K afterDuplicate filing
Feb 5, 2024 (view filing)Feb 14 daysChan Shiu LeungDirectorPPurchase+2.00K$568.00+$1.14M+4.9%42.9K after
Feb 5, 2024 (view filing)Feb 14 daysFairfax Daniel WDirectorSSale−300$540.00−$162.0K−1.5%20.1K after10b5-1
Feb 7, 2024 (view filing)Feb 52 daysKao GeorgeSVP, OPERATIONSSSale−1.61K$649.85−$1.04M−14.0%9.85K after
Feb 16, 2024 (view filing)Feb 142 daysClegg Don WSVP, Worldwide SalesSSale−28.7K$874.57−$25.1M−93.2%2.11K after19 lots
Feb 20, 2024 (view filing)Feb 155 daysKao GeorgeSVP, OPERATIONSSSale−1.88K$993.00−$1.87M−18.2%8.50K after
Mar 4, 2024 (view filing)Feb 294 daysTuan ShermanDirectorSSale−5.00K$873.98−$4.37M−18.4%22.1K after5 lots
Mar 5, 2024 (view filing)Mar 14 daysFairfax Daniel WDirectorSSale−300$881.88−$264.6K−1.5%19.8K after10b5-1
Apr 3, 2024 (view filing)Apr 12 daysFairfax Daniel WDirectorSSale−300$1,010.00−$303.0K−1.5%19.5K after10b5-1
May 1, 2024 (view filing)Apr 292 daysLiang CharlesPresident and CEOSSale−525$869.63−$456.6K−13.2%3.46K after25 lots
May 1, 2024 (view filing)Apr 292 daysLiu Liang Chiu-Chu SaraDirector, 10% OwnerSSale−525$869.63−$456.6K−13.2%3.46K after25 lotsDuplicate filing
May 3, 2024 (view filing)May 12 daysFairfax Daniel WDirectorSSale−300$777.36−$233.2K−1.5%19.2K after10b5-1
Jun 3, 2024 (view filing)May 304 daysLiu Tally CDirectorSSale−500$839.17−$419.6K−1.8%27.8K after
Jun 5, 2024 (view filing)Jun 32 daysFairfax Daniel WDirectorSSale−300$802.00−$240.6K−1.6%18.9K after10b5-1
Feb 28, 2025 (view filing)Feb 262 daysKao GeorgeSVP, OPERATIONSSSale−71.7K$50.48−$3.62M−78.7%19.4K after
Feb 28, 2025 (view filing)Feb 262 daysLiu Liang Chiu-Chu SaraDirector, 10% OwnerSSale−46.3K$50.17−$2.32M−100.0%0 after
Feb 28, 2025 (view filing)Feb 262 daysLiang CharlesPresident and CEOSSale−46.3K$50.17−$2.32M−100.0%0 afterDuplicate filing
Mar 4, 2025 (view filing)Feb 284 daysBlair Robert LDirectorSSale−19.5K$42.58−$828.6K−100.0%0 after2 lots
May 16, 2025 (view filing)May 142 daysKao GeorgeSVP, OPERATIONSSSale−28.4K$45.86−$1.30M−57.9%20.6K after
May 16, 2025 (view filing)May 142 daysLiu Liang Chiu-Chu SaraDirector, 10% OwnerSSale−200.0K$45.02−$9.00M−0.3%67.2M after2 lots
May 16, 2025 (view filing)May 142 daysLiang CharlesPresident and CEOSSale−200.0K$44.95−$8.99M−0.3%67.2M after2 lots
May 22, 2025 (view filing)May 202 daysWeigand David ESVP, Chief Financial OfficerSSale−67.0K$44.02−$2.95M−43.1%88.6K after
Jun 20, 2025 (view filing)Jun 182 daysLiu Liang Chiu-Chu SaraDirector, 10% OwnerSSale−300.0K$45.00−$13.5M−0.4%66.9M after10b5-1
Jun 20, 2025 (view filing)Jun 182 daysLiang CharlesPresident and CEOSSale−300.0K$45.00−$13.5M−0.4%66.9M after10b5-1Duplicate filing
Jul 30, 2025 (view filing)Jul 282 daysLiu Liang Chiu-Chu SaraDirector, 10% OwnerSSale−200.0K$60.00−$12.0M−0.5%40.4M after10b5-1
Jul 30, 2025 (view filing)Jul 282 daysLiang CharlesPresident and CEOSSale−200.0K$60.00−$12.0M−0.5%40.4M after10b5-1Duplicate filing
Aug 26, 2025 (view filing)Aug 224 daysKao GeorgeSVP, OPERATIONSSSale−40.0K$43.88−$1.76M−64.7%21.8K after
Sep 5, 2025 (view filing)Sep 32 daysWeigand David ESVP, Chief Financial OfficerSSale−25.0K$40.29−$1.01M−20.0%100.2K after2 lots10b5-1
Sep 17, 2025 (view filing)Sep 152 daysWeigand David ESVP, Chief Financial OfficerSSale−25.0K$45.14−$1.13M−20.0%100.2K after10b5-1
Nov 26, 2025 (view filing)Nov 242 daysKao GeorgeSVP, OPERATIONSSSale−56.9K$32.83−$1.87M−29.7%134.7K after
Dec 1, 2025 (view filing)Nov 265 daysTuan ShermanDirectorSSale−48.6K$33.00−$1.60M−19.0%207.2K after
Sep 8, 2026 (view filing)6:46 PM ETSep 3-45 daysLiu Liang Chiu-Chu SaraDirector, 10% OwnerSSale−200.0K$38.59−$7.72M−31.4%437.5K after3 lots10b5-1
Sep 8, 2026 (view filing)6:47 PM ETSep 3-45 daysLiang CharlesPresident and CEOSSale−200.0K$38.59−$7.72M−31.4%437.5K after3 lots10b5-1Duplicate filing