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Rong Zhou is SENIOR EVP, PRODUCTION CENTER at Amphstar Pharmaceuticals, Inc.. OQRO lists 13 transactions filed with the SEC under this name, the latest on Sep 17, 2026, each linked to the official Form 4.
SENIOR EVP, PRODUCTION CENTER
Disclosures on record
13
Companies involved
1
Amphstar Pharmaceuticals, Inc.AMPH
13 disclosures · Dec 2025 – Sep 2026 · 3 sold
Sep 16, 2026Sold~$239Kdisclosed Sep 17
DetailsOfficial recordSep 16, 202610Kdisclosed Sep 17
DetailsOfficial recordSep 16, 202610Kdisclosed Sep 17
Sep 2, 2026Sold~$75Kdisclosed Sep 3
DetailsOfficial recordMar 15, 20261,225disclosed Mar 17
DetailsOfficial recordMar 9, 202639Kdisclosed Mar 12
DetailsOfficial recordMar 9, 202681Kdisclosed Mar 12
DetailsOfficial recordMar 10, 20262,215disclosed Mar 12
DetailsOfficial recordMar 6, 20261,357disclosed Mar 10
DetailsOfficial recordMar 4, 20261,124disclosed Mar 7
DetailsOfficial recordDec 17, 2025Sold~$256Kdisclosed Dec 18
DetailsOfficial recordDec 17, 20259,787disclosed Dec 18
DetailsOfficial recordDec 17, 20259,787disclosed Dec 18
DetailsOfficial record