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Zhang Jack Y.

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RANCHO CUCAMONGA CA
Zhang Jack Y. is based out of Rancho Cucamonga. Whalewisdom has at least 10 13G filings, and 12 Form 4 filings The firm has no submitted 13F filings and does not appear to be an investment advisor.

Contact Info

Contact information is taken directly from publicly disclosed SEC filings.

Zhang Jack Y.
11570 6TH STREET
RANCHO CUCAMONGA CA    91730

Business Phone: 909-980-9484
SEC SIC CODE:
2834-PHARMACEUTICAL PREPARATIONS

Recent SEC Filings

Filing Date
4 2024-03-19
4 2024-03-08
4 2024-03-06
SC 13G/A 2024-02-09
4 2024-01-11
4 2024-01-10
4 2023-03-20
4 2023-03-17
4 2023-03-08
SC 13G/A 2023-01-27

Current 13D/G Holdings

Stock Sector Shares Held Market Value Rank Source Source Date
Amphastar Pharmaceuticals Inc HEALTH CARE 13,435,220 830,968,357 1 13G 2024-02-09