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Filing Details

Issuer

Cik	Name	Symbol	Sector (SIC)	IRS No
1386198	Memsic Inc	MEMS	Semiconductors & Related Devices (3674)	000000000

Insiders

Cik	Name	Reported Address	Insider Title	Director	Officer	Large Shareholder	Other
1421552	Yang Zhao	One Tech Drive Ste 325 Andover MA 01810	Chief Executive Officer	Yes	Yes	No	No

Reported Non-Derivative Transactions

Sec. Name	Acquisiton - Disposition	Date	Amount	Price	Remaning Holdings	Equity Swap Involved	Form Type	Code	Nature of Ownership
Common Stock	Disposition	2011-03-21	170	$3.06	197,471	No	4	S	Direct
Common Stock	Disposition	2011-03-21	100	$3.08	197,371	No	4	S	Direct
Common Stock	Disposition	2011-03-21	30	$3.09	197,341	No	4	S	Direct
Common Stock	Disposition	2011-03-21	200	$3.10	197,141	No	4	S	Direct
Common Stock	Disposition	2011-03-21	100	$3.11	197,041	No	4	S	Direct
Common Stock	Disposition	2011-03-21	100	$3.12	196,941	No	4	S	Direct
Common Stock	Disposition	2011-03-21	200	$3.14	196,741	No	4	S	Direct
Common Stock	Disposition	2011-03-21	100	$3.15	196,641	No	4	S	Direct
Common Stock	Disposition	2011-03-21	100	$3.18	196,541	No	4	S	Direct
Common Stock	Disposition	2011-03-21	100	$3.23	196,441	No	4	S	Direct
Common Stock	Disposition	2011-03-21	100	$3.25	196,341	No	4	S	Direct
Common Stock	Disposition	2011-03-21	100	$3.26	196,241	No	4	S	Direct
Common Stock	Disposition	2011-03-21	100	$3.30	196,141	No	4	S	Direct
Common Stock	Disposition	2011-03-22	35	$3.26	196,106	No	4	S	Direct
Common Stock	Disposition	2011-03-22	100	$3.29	196,006	No	4	S	Direct
Common Stock	Disposition	2011-03-22	400	$3.29	195,606	No	4	S	Direct
Common Stock	Disposition	2011-03-22	565	$3.30	195,041	No	4	S	Direct
Common Stock	Disposition	2011-03-22	100	$3.31	194,941	No	4	S	Direct
Common Stock	Disposition	2011-03-22	100	$3.33	194,841	No	4	S	Direct
Common Stock	Disposition	2011-03-22	200	$3.34	194,641	No	4	S	Direct

Equity Swap Involved	Form Type	Code	Nature of Ownership
No	4	S	Direct
No	4	S	Direct
No	4	S	Direct
No	4	S	Direct
No	4	S	Direct
No	4	S	Direct
No	4	S	Direct
No	4	S	Direct
No	4	S	Direct
No	4	S	Direct
No	4	S	Direct
No	4	S	Direct
No	4	S	Direct
No	4	S	Direct
No	4	S	Direct
No	4	S	Direct
No	4	S	Direct
No	4	S	Direct
No	4	S	Direct
No	4	S	Direct

Reported Non-Derivative Holdings

Sec. Name	Remaning Holdings	Nature of Ownership	Explanation
Common Stock	468,862	Indirect	See Footnote

Footnotes

Includes 135,675 shares of common stock held by the reporting person as trustee of the Yang Zhao Children' Grantor Retained Annuity Trust and 333,187 shares of common stock held by the reporting person as trustee of the Yang Zhao Grantor Retained Annutiy Trust FBO Naifeng Yang.