Rong Zhou Net Worth
Track Major Insider Updates On X/TwitterLast Updated: 1 week, 1 day ago
Rong Zhou has an estimated net worth of at least $10.0 million*, as of Oct. 14, 2026. They own 179,203 shares of AMPH stock. They have sold 161,906 shares of AMPH stock since 2021, for an estimated $5.3 million.
Rong Zhou $AMPH SEC Form 4 Insider Trading
Rong Zhou has filed a total of 23 insider trades in $AMPH since 2021. Their most recent trade was a sale of 10,000 shares, made on Sep 16, 2026. Their largest trade was a sale of 13,246 shares, made on Feb 25, 2022. We estimate that they now own 179,203 shares of $AMPH, worth an estimated $4.7 million.
Insider Trading at $AMPH
There have been a total of 190 insider trades reported at $AMPH since 2021, with 0 shares purchased and 1.7 million shares sold. The most active insider traders in $AMPH stock have been William J Peters, Mary Z. Luo, and Rong Zhou. The most recent trade was a sale of 4,139 shares reported by WILLIAM J PETERS (CFO, EVP & TREASURER), made on Sep 21, 2026.
History of Insider Stock Trades by Rong Zhou
| Company Ticker | Purchase / Sale | Shares | Date | Disclosed (EST) |
|---|---|---|---|---|
AMPH
|
Sale | 10,000 | Sep 16, 2026 | Sept. 17, 2026, 6:43 p.m. |
|
AMPH
|
Sale | 3,187 | Sep 02, 2026 | Sept. 4, 2026, 12:29 p.m. |
|
AMPH
|
Sale | 9,787 | Dec 17, 2025 | Dec. 18, 2025, 6:23 p.m. |
|
AMPH
|
Sale | 7,000 | Dec 12, 2024 | Dec. 16, 2024, 6:22 p.m. |
|
AMPH
|
Sale | 8,000 | Dec 13, 2024 | Dec. 16, 2024, 6:22 p.m. |
|
AMPH
|
Sale | 6,893 | Nov 12, 2024 | Nov. 13, 2024, 9:26 p.m. |
|
AMPH
|
Sale | 3,000 | Sep 13, 2024 | Sept. 17, 2024, 4:11 p.m. |
|
AMPH
|
Sale | 4,000 | Aug 26, 2024 | Aug. 27, 2024, 9:33 p.m. |
|
AMPH
|
Sale | 3,514 | Dec 04, 2023 | Dec. 5, 2023, 7:25 p.m. |
|
AMPH
|
Sale | 4,316 | Dec 01, 2023 | Dec. 5, 2023, 7:25 p.m. |
|
AMPH
|
Sale | 5,000 | Jun 15, 2023 | June 20, 2023, 4:05 p.m. |
|
AMPH
|
Sale | 5,000 | Jun 13, 2023 | June 14, 2023, 5:36 p.m. |
|
AMPH
|
Sale | 10,000 | May 18, 2023 | May 19, 2023, 6:36 p.m. |
|
AMPH
|
Sale | 13,246 | Feb 25, 2022 | Feb. 28, 2022, 8 p.m. |
|
AMPH
|
Sale | 7,000 | Feb 08, 2022 | Feb. 9, 2022, 10:07 p.m. |
|
AMPH
|
Sale | 10,677 | Jan 10, 2022 | Jan. 11, 2022, 9:28 p.m. |
|
AMPH
|
Sale | 10,251 | Jan 10, 2022 | Jan. 11, 2022, 9:28 p.m. |
|
AMPH
|
Sale | 7,813 | Nov 11, 2021 | Nov. 12, 2021, 8:44 p.m. |
|
AMPH
|
Sale | 9,123 | Aug 02, 2021 | Aug. 3, 2021, 8 p.m. |
|
AMPH
|
Sale | 6,000 | Jul 26, 2021 | July 26, 2021, 8 p.m. |
|
AMPH
|
Sale | 5,187 | Jul 20, 2021 | July 21, 2021, 8 p.m. |
|
AMPH
|
Sale | 8,180 | Jun 08, 2021 | June 9, 2021, 8 p.m. |
|
AMPH
|
Sale | 4,732 | Jun 09, 2021 | June 9, 2021, 8 p.m. |
$AMPH Executives and Stock Owners with Insider Trades
-
William J Peters, CFO, EVP & Treasurer
-
Mary Z. Luo, COO,Chief Scientist & Chairman
-
Rong Zhou, EVP, Production Center
-
Jack Y. Zhang, CEO & Chief Scientific Officer
-
William J Peters, CFO, EVP & TREASURER
-
Yakob Liawatidewi, EVP Corp Admin Center
-
Rong Zhou, SENIOR EVP, PRODUCTION CENTER
-
Rong Zhou, Senior EVP, Production Center
-
Yakob Liawatidewi, EVP CORP ADMIN CENTER
*This is only based off of information found in SEC filings, and may not reflect actual net worth. There may also be inaccuracies due to privately holdings filing errors, parsing errors, accidental double-counting of shares, incorrect classification of indirectly owned shares, sales prior to dataset start date, or any other number of issues.