Insider · CIK 0001449237

Tang Yau-Sing

Reports to the SEC for 3 companies · CHAOYANG DISTRICT, BEIJING, F4

sec.gov

Transactions

Companies

Filings

CIK

0001449237

Forms 4 and 5

Insider transactions

36 trades

Date	Company	Role	Code	Shares	Price	Value	Shares after
2011-01-06	CHINA AGRITECH INCS Sale	Chief Financial Officer	SSale	−5,000 sh	$13.50	−$67.5K	117,401
2010-12-30	CHINA AGRITECH INCS Sale	Chief Financial Officer	SSale	−5,000 sh	$13.00	−$65K	122,401
2010-12-29	CHINA AGRITECH INCS Sale	Chief Financial Officer	SSale	−5,000 sh	$12.50	−$62.5K	127,401
2010-10-28	Greatmat Technology CorpS Sale	Director, Pres., CEO, CFO, Sec. & Treas., 10% Owner	SSale	−244K sh	$0.01	−$2,437.38	8,583,162
2010-10-27	Greatmat Technology CorpJ Other	Director, Pres., CEO, CFO, Sec. & Treas., 10% Owner	JOther	+3.33M sh	$0.01	+$33.3K	8,826,900
2010-08-20	CHINA NORTH EAST PETROLEUM HOLDINGS LTDStock OptionA Award	Director	AAward	+20K sh	—	—	20,000
2010-08-06	CHINA AGRITECH INCS Sale	Chief Financial Officer	SSale	−3,200 sh	$15.00	−$48K	139,201
2010-08-06	CHINA AGRITECH INCS Sale	Chief Financial Officer	SSale	−500 sh	$15.05	−$7,525	138,701
2010-08-06	CHINA AGRITECH INCS Sale	Chief Financial Officer	SSale	−900 sh	$15.07	−$13.6K	137,801
2010-08-06	CHINA AGRITECH INCS Sale	Chief Financial Officer	SSale	−600 sh	$15.06	−$9,036	137,201
2010-08-06	CHINA AGRITECH INCS Sale	Chief Financial Officer	SSale	−1,600 sh	$15.03	−$24K	135,601
2010-08-06	CHINA AGRITECH INCS Sale	Chief Financial Officer	SSale	−300 sh	$15.04	−$4,512	135,301
2010-08-06	CHINA AGRITECH INCS Sale	Chief Financial Officer	SSale	−400 sh	$15.09	−$6,036	134,901
2010-08-06	CHINA AGRITECH INCS Sale	Chief Financial Officer	SSale	−800 sh	$15.10	−$12.1K	134,101
2010-08-06	CHINA AGRITECH INCS Sale	Chief Financial Officer	SSale	−200 sh	$15.12	−$3,024	133,901
2010-08-06	CHINA AGRITECH INCS Sale	Chief Financial Officer	SSale	−350 sh	$15.11	−$5,288.5	133,551
2010-08-06	CHINA AGRITECH INCS Sale	Chief Financial Officer	SSale	−300 sh	$15.15	−$4,545	133,251
2010-08-06	CHINA AGRITECH INCS Sale	Chief Financial Officer	SSale	−850 sh	$15.16	−$12.9K	132,401
2010-08-03	CHINA AGRITECH INCS Sale	Chief Financial Officer	SSale	−400 sh	$14.14	−$5,656	152,001
2010-08-03	CHINA AGRITECH INCS Sale	Chief Financial Officer	SSale	−200 sh	$14.03	−$2,806	151,801
2010-08-03	CHINA AGRITECH INCS Sale	Chief Financial Officer	SSale	−800 sh	$14.02	−$11.2K	151,001
2010-08-03	CHINA AGRITECH INCS Sale	Chief Financial Officer	SSale	−200 sh	$14.05	−$2,810	150,801
2010-08-03	CHINA AGRITECH INCS Sale	Chief Financial Officer	SSale	−300 sh	$14.11	−$4,233	150,501
2010-08-03	CHINA AGRITECH INCS Sale	Chief Financial Officer	SSale	−1,900 sh	$14.10	−$26.8K	148,601
2010-08-03	CHINA AGRITECH INCS Sale	Chief Financial Officer	SSale	−200 sh	$14.09	−$2,818	148,401
2010-08-03	CHINA AGRITECH INCS Sale	Chief Financial Officer	SSale	−500 sh	$14.01	−$7,005	147,901
2010-08-03	CHINA AGRITECH INCS Sale	Chief Financial Officer	SSale	−5,500 sh	$14.00	−$77K	142,401
2010-08-02	CHINA AGRITECH INCS Sale	Chief Financial Officer	SSale	−10K sh	$13.00	−$130K	152,401
2010-06-07	CHINA AGRITECH INCS Sale	Chief Financial Officer	SSale	−5,000 sh	$11.38	−$56.9K	162,401
2010-05-13	CHINA AGRITECH INCS Sale	Chief Financial Officer	SSale	−5,000 sh	$16.60	−$83K	167,401
2010-05-12	CHINA AGRITECH INCS Sale	Chief Financial Officer	SSale	−10K sh	$15.30	−$153K	172,401
2010-05-11	CHINA AGRITECH INCStock Option (Right to Buy)A Award	Chief Financial Officer	AAward	+200K sh	—	—	200,000
2010-03-02	CHINA AGRITECH INCM Exercise/Conversion	Chief Financial Officer	MExercise/Conversion	+82.4K sh	—	—	182,401
2010-03-02	CHINA AGRITECH INCStock Option (Right to Buy)M Exercise/Conversion	Chief Financial Officer	MExercise/Conversion	−150K sh	—	—	0
2010-01-12	CHINA AGRITECH INCA Award	Chief Financial Officer	AAward	+50K sh	—	—	50,000
2009-12-22	CHINA AGRITECH INCStock Option (Right to Buy)A Award	Chief Financial Officer	AAward	+75K sh	—	—	75,000

Recent filings

Accepted (ET)
Jan 74
Tang Yau-Sing0001144204-11-001156
SEC(opens sec.gov)
Jan 34
Tang Yau-Sing0001144204-11-000014
SEC(opens sec.gov)
Oct 294
Tang Yau-Sing0001144204-10-056282
SEC(opens sec.gov)
Aug 234
Tang Yau-Sing0001214659-10-002245
SEC(opens sec.gov)
Aug 94
Tang Yau-Sing0001144204-10-042059
SEC(opens sec.gov)
Aug 44
Tang Yau-Sing0001144204-10-041194
SEC(opens sec.gov)

Companies

Address

RM3F #11 BLDG ZHONGHONG INT'L BUS GARDEN FUTURE BUSINESS CENTER, CHAOYANG NORTH

CHAOYANG DISTRICT, BEIJING, F4, 100024