美国 · SEC FORM 4
Ambiq Micro, Inc.
AMBQ · NYSE · CIK 0001500412 · Technology · Semiconductors
内部人信号
0 qualifying P purchase groups
当前 180 天评分窗口
107 同一窗口内观察到的 Form 4 交易行
75 sales · 32 期权、代扣税、授予、赠与或其他交易行
为什么没有活跃信号？
评分构成
活跃窗口内没有合资格买入，因此不计算分数。缺失的输入不会被当作零分或看空信号。
为什么没有分数？
- 没有合资格公开市场买入可提供聚集度、规模、角色、近期性或确信度输入。
- 卖出及其他 Form 4 活动继续作为背景显示，不会形成负分。
卖出和其他 Form 4 活动会单独显示，不会形成负面买入信号。没有买入不会被评分为看空。
内部人活动时间轴
申报人轨道展示最近 180 天。符号形状区分交易类型；卖出仅作为背景。
Showing the six most active owners; 3 additional owner(s) remain in Form 4 申报证据.
买方广度、集中度与聚集买入
合资格买入进入 180 天研究窗口后，这些模块才会启用。
信号历史
Scores are archived only when the company qualifies for a published US buy-signal snapshot.—
近期 Form 4 活动
P is an open-market or private purchase. S is a sale. M, F, A and G usually describe exercises, tax withholding, awards and gifts. These categories remain visually separate.
市场背景
市场背景补充近期价格表现与风险信息，不影响内部人信号。
价格表现
- 1M
- +19.0%
- 3M
- -18.7%
- 6M
- +139.0%
- 12M
- —
波动率与流动性
- 波动率
- 84.7%
- Beta
- —
- 平均每日成交额
- —
估值
- 市值
- —
- P/E
- —
基本面
- 利润率
- -50.3%
- ROE
- -22.4%
- 细分行业
- Semiconductors
市场数据
价格数据截至：2026-10-03 · 价格来源：OpenBB/yfinance · 来自 SEC 申报文件：利润率, ROE · 财年截止日：2025-12-31 · Status: PASS
空头余额
空头余额是券商向 FINRA 申报的外部背景数据，不影响内部人信号。
- 空头股数
- 2,441,751
- 上期报告
- 2,110,814
- 日均成交量
- 688,422
- 回补天数
- 3.5
FINRA 结算日：2026-09-30 · 获取日期 2026-10-12 · FINRA 股票空头余额 ↗. 这是股数，每月两个结算日之后约一周公布；不是占已发行股份的比例。
历史股票买入
本地 Form 4 历史中没有合资格的代码 P 股票买入。
Form 4 申报证据
119 transaction lines in the latest 365-day window; 132 in local history.
| 日期 | 申报人 | 类型 | 证券 | 股数 | 平均价格 | 估算金额 | 来源 |
|---|---|---|---|---|---|---|---|
| 2026-10-15 | Hanson Scott McLean | 卖出 (S) | Common Stock | 7,000 | USD 51.00 | USD 357,008 | SEC 申报 ↗ |
| 2026-10-15 | Hanson Scott McLean | 期权行权／转换 (M) | Common Stock | 7,000 | USD 8.12 | USD 56,840 | SEC 申报 ↗ |
| 2026-10-15 | Esaka Fumihide | 卖出 (S) | Common Stock | 5,000 | USD 51.00 | USD 255,017 | SEC 申报 ↗ |
展开近期 Form 4 证据 (30 grouped rows)
| 日期 | 申报人 | 类型 | 证券 | 股数 | 平均价格 | 估算金额 | 来源 |
|---|---|---|---|---|---|---|---|
| 2026-10-15 | Hanson Scott McLean | 卖出 (S) | Common Stock | 7,000 | USD 51.00 | USD 357,008 | SEC 申报 ↗ |
| 2026-10-15 | Hanson Scott McLean | 期权行权／转换 (M) | Common Stock | 7,000 | USD 8.12 | USD 56,840 | SEC 申报 ↗ |
| 2026-10-15 | Esaka Fumihide | 卖出 (S) | Common Stock | 5,000 | USD 51.00 | USD 255,017 | SEC 申报 ↗ |
| 2026-10-15 | Esaka Fumihide | 期权行权／转换 (M) | Common Stock | 5,000 | USD 8.12 | USD 40,600 | SEC 申报 ↗ |
| 2026-10-14 | Chen Sean Chihhsiang | 卖出 (S) | Common Stock | 15,000 | USD 51.50 | USD 772,438 | SEC 申报 ↗ |
| 2026-10-14 | Chen Sean Chihhsiang | 期权行权／转换 (M) | Common Stock | 15,000 | USD 8.12 | USD 121,800 | SEC 申报 ↗ |
| 2026-10-05 | Chen Sean Chihhsiang | 卖出 (S) | Common Stock | 8,205 | USD 66.78 | USD 547,950 | SEC 申报 ↗ |
| 2026-10-02 | Winzeler Jeffrey G | 卖出 (S) | Common Stock | 5,455 | USD 69.60 | USD 379,645 | SEC 申报 ↗ |
| 2026-10-02 | Hanson Scott McLean | 卖出 (S) | Common Stock | 8,680 | USD 69.60 | USD 604,091 | SEC 申报 ↗ |
| 2026-10-02 | Esaka Fumihide | 卖出 (S) | Common Stock | 16,560 | USD 69.60 | USD 1,152,504 | SEC 申报 ↗ |
| 2026-10-02 | Chen Sean Chihhsiang | 卖出 (S) | Common Stock | 5,802 | USD 69.60 | USD 403,794 | SEC 申报 ↗ |
| 2026-09-15 | Hanson Scott McLean | 卖出 (S) | Common Stock | 7,000 | USD 60.28 | USD 421,952 | SEC 申报 ↗ |
| 2026-09-15 | Hanson Scott McLean | 期权行权／转换 (M) | Common Stock | 7,000 | USD 8.12 | USD 56,840 | SEC 申报 ↗ |
| 2026-09-15 | Esaka Fumihide | 卖出 (S) | Common Stock | 13,500 | USD 60.28 | USD 813,723 | SEC 申报 ↗ |
| 2026-09-15 | Esaka Fumihide | 期权行权／转换 (M) | Common Stock | 13,500 | USD 8.12 | USD 109,620 | SEC 申报 ↗ |
| 2026-09-14 | Chen Sean Chihhsiang | 卖出 (S) | Common Stock | 15,000 | USD 60.14 | USD 902,138 | SEC 申报 ↗ |
| 2026-09-14 | Chen Sean Chihhsiang | 期权行权／转换 (M) | Common Stock | 15,000 | USD 8.12 | USD 121,800 | SEC 申报 ↗ |
| 2026-09-11 | ZHANG KER | 卖出 (S) | Common Stock | 10,000 | USD 63.44 | USD 634,404 | SEC 申报 ↗ |
| 2026-09-11 | Esaka Fumihide | 卖出 (S) | Common Stock | 50,000 | USD 63.36 | USD 3,168,171 | SEC 申报 ↗ |
| 2026-09-11 | Esaka Fumihide | 期权行权／转换 (M) | Common Stock | 50,000 | USD 12.60 | USD 630,000 | SEC 申报 ↗ |
| 2026-09-04 | ZHANG KER | 卖出 (S) | Common Stock | 185 | USD 56.92 | USD 10,530 | SEC 申报 ↗ |
| 2026-09-04 | ZHANG KER | 期权行权／转换 (M) | Common Stock | 1,785 | USD 5.88 | USD 10,496 | SEC 申报 ↗ |
| 2026-09-04 | Chen Sean Chihhsiang | 卖出 (S) | Common Stock | 15,000 | USD 57.17 | USD 857,604 | SEC 申报 ↗ |
| 2026-09-04 | Chen Sean Chihhsiang | 期权行权／转换 (M) | Common Stock | 15,000 | USD 8.12 | USD 121,800 | SEC 申报 ↗ |
| 2026-09-02 | Esaka Fumihide | 卖出 (S) | Common Stock | 11,027 | USD 56.69 | USD 625,103 | SEC 申报 ↗ |
| 2026-09-02 | Esaka Fumihide | 期权行权／转换 (M) | Common Stock | 11,027 | USD 12.60 | USD 138,940 | SEC 申报 ↗ |
| 2026-09-01 | Esaka Fumihide | 卖出 (S) | Common Stock | 48,973 | USD 56.39 | USD 2,761,587 | SEC 申报 ↗ |
| 2026-09-01 | Esaka Fumihide | 期权行权／转换 (M) | Common Stock | 48,973 | USD 12.60 | USD 617,060 | SEC 申报 ↗ |
| 2026-08-31 | Esaka Fumihide | 卖出 (S) | Common Stock | 48,500 | USD 57.44 | USD 2,785,923 | SEC 申报 ↗ |
| 2026-08-31 | Esaka Fumihide | 期权行权／转换 (M) | Common Stock | 57,771 | USD 11.55 | USD 667,435 | SEC 申报 ↗ |
Multiple price lines in one filing are grouped and share-weighted. Price and value are blank when a grouped filing line lacks price evidence.
快照与身份
| 快照日期 | 2026-10-18 |
|---|---|
| 排名版本 | US-v1.2 |
| 数据质量 | PASS ELIGIBLE · — |
| 股票代码 | AMBQ |
| CIK | 0001500412 |
| 行业 | Technology |
| 细分行业 | Semiconductors Yahoo Finance |
| SEC SIC | 3674 Semiconductors & Related Devices |
| 交易所 | NYSE |
数据覆盖
| 本地 Form 4 历史 | 132 transaction lines from 2025-07-29 to 2026-10-15 0 P purchase lines · 79 S sale lines · 53 other lines |
|---|---|
| SEC 公司申报 | 打开 SEC 申报 ↗ |
Local ledger as of 2026-10-18. Mapping status is an audit field and does not erase SEC filing evidence.