Amphastar 制药

US · AMPH #3194 按市值排名

25.87 -0.55 -2.08%

实时 - 追踪5344个代码 - 心跳于24秒前 · 2026-10-16 19:30

✦ 量化股权信号计算方式说明

增持

最近一期（2026/Q3）披露持股的机构数量增加了1家。
机构持股总比例上升了0.2个百分点。

机构持股

机构持股比例: 84.13% +0.17pp
机构数量: 266 +1
数据截至: 2026/Q3 较上一报告期

持股变动 vs 资金流向

方向分歧

机构在上一报告期增持了股份，同时该股在最近20个交易日的主力资金呈净流出——两者方向出现分歧。

机构持股变动数据按季度发布且存在滞后；资金流向数据为每日更新。请将其作为方向性的交叉验证参考，而非精确的择时信号。

持股人类型

Mutual Fund53.97%

Private Company17.94%

Individual/Insider10.36%

Hedge Fund8.05%

Public Company2.31%

Government Pension Fund1.17%

Family Office/Trust0.39%

Insurance Company0.24%

Other5.54%

主要股东截至 2026-03-31

Applied Physics & Chemistry Laboratories, Inc. 16.05% · 6.83M 股

BlackRock 12.28% · 5.22M 股

Yongfeng Zhang 6.28% · 2.67M 股

Dimensional Fund Advisors 5.42% · 2.31M 股

Vanguard Capital Management, LLC 4.01% · 1.71M 股

State Street Global Advisors 3.86% · 1.64M 股

American Century Investment Management 2.77% · 1.18M 股

Ziping Luo 2.62% · 1.11M 股

Marshall Wace LLP 2.51% · 1.07M 股

Geode Capital Management, LLC 2.28% · 969.84K 股

条形长度是相对于此处列出的最大股东而言，并非相对于公司100%股权。

内部人持股

共追踪50份申报 · 23次买入 · 27次卖出

姓名	职务	持股比例
Applied Physics & Chemistry Laboratories, Inc.	--	16.05%
Yongfeng Zhang	Co-founder, President, CEO, Chief Scientific Officer & Director	6.28%
Ziping Luo	Chairman of the Board, Chief Scientist & COO	2.62%
Rong Zhou	Senior Executive Vice President of Production	0.48%
Shiren S. Lee	Independent Director	0.36%
William Peters	CFO, Executive VP of Finance, Treasurer & Director	0.16%
Floyd Petersen	Independent Director	0.16%
Jacob Liawatidewi	Executive VP of Sales, Marketing & Corporate Administration Center, Corporate Secretary and Director	0.15%
Michael Zasloff	Independent Director	0.06%
Richard Prins	Lead Independent Director	0.05%

内部人交易最近的 Form 4 申报记录

日期	姓名	职务	类型	股数	价格
2026-09-20	William Peters	CFO, Executive VP of Finance, Treasurer & Director	Automatic Disposition	-4,139	$25.00
2026-09-15	Rong Zhou	Senior Executive Vice President of Production	Derivative Exercise and Sale	-10,000	$13.35–23.94
2026-09-01	Rong Zhou	Senior Executive Vice President of Production	Open Market Disposition	-3,187	$23.63
2026-08-31	Rong Zhou	Senior Executive Vice President of Production	Intent to Sell (Form 144)	-13,187	$22.00
2026-08-10	Richard Prins	Lead Independent Director	Open Market Disposition	-7,973	$20.30
2026-08-06	William Peters	CFO, Executive VP of Finance, Treasurer & Director	Automatic Disposition	-3,127	$22.48
2026-08-06	William Peters	CFO, Executive VP of Finance, Treasurer & Director	Derivative Exercise and Sale	-5,053	$19.79–22.48
2026-07-08	Anthony Pierce	Independent Director	Other Acquisition	+7,886	--
2026-07-08	Anthony Pierce	Independent Director	Other Derivative Acquisition	+16,646	$19.02
2026-06-01	Shiren S. Lee	Independent Director	Sale to Issuer	-769	$18.45
2026-05-31	Michael Zasloff	Independent Director	Other Acquisition	+8,143	--
2026-05-31	Michael Zasloff	Independent Director	Other Derivative Acquisition	+17,365	$18.42
2026-05-31	Richard Prins	Lead Independent Director	Other Acquisition	+8,143	--
2026-05-31	Richard Prins	Lead Independent Director	Other Derivative Acquisition	+17,365	$18.42
2026-05-31	Shiren S. Lee	Independent Director	Other Acquisition	+8,143	--
2026-05-31	Shiren S. Lee	Independent Director	Other Derivative Acquisition	+17,365	$18.42
2026-05-31	Gayle Deflin	Independent Director	Other Acquisition	+8,143	--
2026-05-31	Gayle Deflin	Independent Director	Other Derivative Acquisition	+17,365	$18.42
2026-05-31	David Gaugh	Director	Other Acquisition	+8,143	--
2026-05-31	David Gaugh	Director	Other Derivative Acquisition	+17,365	$18.42

Form 4 申报记录，每家公司显示最新的一批。"Other Derivative Acquisition"（其他衍生品获取）类目多为限制性股票/期权归属，并非公开市场买入——具体类型见"类型"列。

报价时间 2026-10-16 19:30:05 · 仅供参考，不构成投资建议，也未考虑您的具体情况。