Why insider trading matters?

Numerous studies have examined whether there is evidence that U.S. insiders systematically trade on private information despite the legal deterrence. The consensus appears to be that insider purchases (but not sales) tend to be followed by positive abnormal stock price performance, particularly for small growth stocks.

- Prof. B. Espen Eckbo, Dartmouth College
Super Micro Computer, Inc. (SMCI)
Sector: Technology; Industry: Computer Hardware

Super Micro Computer, Inc., together with its subsidiaries, develops and manufactures high-performance server and storage solutions based on modular and open architecture. The company also provides a range of application-optimized server solutions, including storage, rackmount and blade server and storage systems, and subsystems and accessories; and server software management solutions, such as Server Management suite, including Supermicro Server Manager, Supermicro Power Management software, Supermicro Update Manager, and SuperDoctor 5. Further, the company provides server and storage systems integration, configuration, and software upgrade and update services; and technical documentation services, as well as identifies service requirements, creates and executes project plans, and conducts verification testing and training services. The company provides its products to cloud computing, data center, enterprise, big data, artificial intelligence and machine learning, high performance computing, edge computing, and Internet of Things/embedded markets. Super Micro Computer, Inc. was founded in 1993 and is headquartered in San Jose, California.


Trade Date Insider Title Buy/Sell #Shares Price Value Option
2023-01-19 Liu Liang Chiu-Chu Sara 10%-Owner, Director Sell 43,772 $71.26 $3,119,307 Yes
2023-01-18 Liu Liang Chiu-Chu Sara 10%-Owner, Director Sell 100,000 $82.16 $8,215,790 Yes
2022-11-23 CLEGG DON W SVP, Worldwide Sales Sell 1,000 $91.03 $91,031 No
2022-11-21 CHAN SHIU LEUNG Director Buy 1,525 $83.50 $127,338 No
2022-11-15 CHAN SHIU LEUNG Director Buy 9,000 $83.76 $753,840 No
2022-11-08 TUAN SHERMAN Director Sell 5,000 $77.53 $387,635 No
2022-11-04 CHAN SHIU LEUNG Director Buy 1,000 $76.00 $76,000 No
2022-11-02 Liang Charles President and CEO Sell 44,000 $75.00 $3,300,000 No
2022-11-02 Liu Liang Chiu-Chu Sara 10%-Owner, Director Sell 44,000 $75.00 $3,300,000 No
2022-08-31 TUAN SHERMAN Director Sell 2,500 $65.21 $163,024 Yes
2022-05-25 CLEGG DON W SVP, Worldwide Sales Sell 6,800 $48.47 $329,607 Yes
2022-05-13 TUAN SHERMAN Director Sell 10,000 $51.95 $519,514 Yes
2022-04-19 Liu Liang Chiu-Chu Sara 10%-Owner, Director Sell 5,388 $42.00 $226,296 No
2022-03-30 Liang Charles President and CEO Sell 39,612 $41.17 $1,630,657 No
2022-03-30 Liu Liang Chiu-Chu Sara 10%-Owner, Director Sell 39,612 $41.17 $1,630,657 No
2022-02-10 TUAN SHERMAN Director Sell 10,000 $39.00 $390,000 Yes
2021-11-05 TUAN SHERMAN Director Sell 2,697 $46.26 $124,761 No
2021-11-03 Liang Charles President and CEO Sell 54,491 $41.85 $2,280,545 No
2021-11-03 Liu Liang Chiu-Chu Sara 10%-Owner, Director Sell 54,491 $41.85 $2,280,545 No
2021-05-13 FAIRFAX DANIEL W Director Sell 4,428 $34.03 $150,664 No
2021-04-20 Liu Liang Chiu-Chu Sara 10%-Owner, Director Sell 82,000 $38.17 $3,129,891 Yes
2021-04-13 Liang Charles President and CEO Sell 10,126 $40.18 $406,854 No
2021-04-13 Liu Liang Chiu-Chu Sara 10%-Owner, Director Sell 10,126 $40.18 $406,854 No
2021-04-07 Liang Charles President and CEO Sell 5,774 $39.34 $227,175 No
2021-04-07 Liu Liang Chiu-Chu Sara 10%-Owner, Director Sell 5,774 $39.34 $227,175 No
2021-04-06 Liang Charles President and CEO Sell 7,972 $39.59 $315,646 No
2021-04-05 Liu Liang Chiu-Chu Sara 10%-Owner, Director Sell 60,126 $40.02 $2,406,453 No
2021-04-01 Liang Charles President and CEO Sell 61,511 $39.26 $2,414,750 No
2021-04-01 Liu Liang Chiu-Chu Sara 10%-Owner, Director Sell 61,511 $39.26 $2,414,750 No
2020-12-04 Liang Charles President and CEO Sell 28,751 $30.00 $862,530 No

Insider Smart

ROYAL CARIBBEAN CRUISES (RCL) - Thompson Donald, Director of RCL feels safe and made a move. The only insiders bought RCL post crash.

Insider Smart

SYSCO CORP (SYY) - PELTZ NELSON and Frank Joshua D are insiders of SYSCO CORP, check their transactions to see how they sell high and buy low. Would that be more persuasive than just buy or sell?