美国 · SEC FORM 4
Amentum Holdings, Inc.
AMTM · NYSE · CIK 0002011286 · Industrials · Specialty Business Services
内部人信号
0 qualifying P purchase groups
当前 180 天评分窗口
11 同一窗口内观察到的 Form 4 交易行
0 sales · 11 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。
—
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. 最近一次合资格买入: 2025-02-18 · Loughran Barbara.
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
- -8.8%
- 3M
- -18.5%
- 6M
- -32.9%
- 12M
- —
波动率与流动性
- 波动率
- 46.7%
- Beta
- 0.27
- 平均每日成交额
- USD 36.6M
估值
- 市值
- USD 4.4B
- P/E
- 21.9×
基本面
- 利润率
- 0.5%
- ROE
- 1.5%
- 细分行业
- Specialty Business Services
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：2025-10-03 · 来自 Yahoo Finance：市值, P/E · 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
- 12,329,527
- 上期报告
- 12,229,137
- 日均成交量
- 1,816,633
- 回补天数
- 6.8
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
Qualifying code P transactions in the local Form 4 history, including purchases outside the current signal window.
Form 4 申报证据
65 transaction lines in the latest 365-day window; 91 in local history.
| 日期 | 申报人 | 类型 | 证券 | 股数 | 平均价格 | 估算金额 | 来源 |
|---|---|---|---|---|---|---|---|
| 2026-08-14 | Thompson Christopher M.T. | 赠与 (G) | Common Stock | 4,250 | USD 0.00 | USD 0 | SEC 申报 ↗ |
| 2026-05-06 | Mullen Sean Thomas | 期权行权／转换 (M) | Common Stock | 9,072 | USD — | USD — | SEC 申报 ↗ |
| 2026-05-06 | Mullen Sean Thomas | 代扣税 (F) | Common Stock | 2,762 | USD 24.89 | USD 68,746 | 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 |
|---|---|---|---|---|---|---|---|
| 2026-08-14 | Thompson Christopher M.T. | 赠与 (G) | Common Stock | 4,250 | USD 0.00 | USD 0 | SEC 申报 ↗ |
| 2026-05-06 | Mullen Sean Thomas | 期权行权／转换 (M) | Common Stock | 9,072 | USD — | USD — | SEC 申报 ↗ |
| 2026-05-06 | Mullen Sean Thomas | 代扣税 (F) | Common Stock | 2,762 | USD 24.89 | USD 68,746 | SEC 申报 ↗ |
| 2026-05-06 | Johnson Travis Barton | 期权行权／转换 (M) | Common Stock | 13,609 | USD — | USD — | SEC 申报 ↗ |
| 2026-05-06 | Johnson Travis Barton | 代扣税 (F) | Common Stock | 4,097 | USD 24.89 | USD 101,974 | SEC 申报 ↗ |
| 2026-05-06 | Heller John E. | 期权行权／转换 (M) | Common Stock | 18,145 | USD — | USD — | SEC 申报 ↗ |
| 2026-05-06 | Heller John E. | 代扣税 (F) | Common Stock | 8,184 | USD 24.89 | USD 203,700 | SEC 申报 ↗ |
| 2026-05-06 | Bruning Jill L | 期权行权／转换 (M) | Common Stock | 9,072 | USD — | USD — | SEC 申报 ↗ |
| 2026-05-06 | Bruning Jill L | 代扣税 (F) | Common Stock | 2,731 | USD 24.89 | USD 67,975 | SEC 申报 ↗ |
| 2026-05-06 | Arnette Stephen A | 期权行权／转换 (M) | Common Stock | 13,609 | USD — | USD — | SEC 申报 ↗ |
| 2026-05-06 | Arnette Stephen A | 代扣税 (F) | Common Stock | 3,314 | USD 24.89 | USD 82,485 | SEC 申报 ↗ |
| 2026-03-04 | Bruning Jill L | 赠与 (G) | Common Stock | 30,000 | USD 0.00 | USD 0 | SEC 申报 ↗ |
| 2026-03-02 | Arnette Stephen A | 期权行权／转换 (M) | Common Stock | 2,808 | USD — | USD — | SEC 申报 ↗ |
| 2026-03-02 | Arnette Stephen A | 代扣税 (F) | Common Stock | 750 | USD 30.70 | USD 23,025 | SEC 申报 ↗ |
| 2026-02-17 | St. Mary Michele T | 期权行权／转换 (M) | Common Stock | 7,080 | USD — | USD — | SEC 申报 ↗ |
| 2026-02-17 | St. Mary Michele T | 代扣税 (F) | Common Stock | 2,308 | USD 30.05 | USD 69,355 | SEC 申报 ↗ |
| 2026-02-06 | Vollmer John C. | 期权行权／转换 (M) | Common Stock | 11,564 | USD — | USD — | SEC 申报 ↗ |
| 2026-02-06 | Vollmer John C. | 奖励／授予 (A) | Common Stock | 5,062 | USD 0.00 | USD 0 | SEC 申报 ↗ |
| 2026-02-06 | Thompson Christopher M.T. | 奖励／授予 (A) | Common Stock | 5,062 | USD 0.00 | USD 0 | SEC 申报 ↗ |
| 2026-02-06 | Rowland Sandra E. | 期权行权／转换 (M) | Common Stock | 11,564 | USD — | USD — | SEC 申报 ↗ |
| 2026-02-06 | Rowland Sandra E. | 奖励／授予 (A) | Common Stock | 5,062 | USD 0.00 | USD 0 | SEC 申报 ↗ |
| 2026-02-06 | Loughran Barbara | 奖励／授予 (A) | Common Stock | 5,062 | USD 0.00 | USD 0 | SEC 申报 ↗ |
| 2026-02-06 | IRELAND SUSAN LESLIE | 奖励／授予 (A) | Common Stock | 5,062 | USD 0.00 | USD 0 | SEC 申报 ↗ |
| 2026-02-06 | EBERHART RALPH E | 期权行权／转换 (M) | Common Stock | 11,564 | USD — | USD — | SEC 申报 ↗ |
| 2026-02-06 | EBERHART RALPH E | 奖励／授予 (A) | Common Stock | 5,062 | USD 0.00 | USD 0 | SEC 申报 ↗ |
| 2026-02-06 | Brooks Vincent K | 期权行权／转换 (M) | Common Stock | 11,564 | USD — | USD — | SEC 申报 ↗ |
| 2026-02-06 | Brooks Vincent K | 奖励／授予 (A) | Common Stock | 5,062 | USD 0.00 | USD 0 | SEC 申报 ↗ |
| 2026-01-28 | Heller John E. | 期权行权／转换 (M) | Common Stock | 51,979 | USD — | USD — | SEC 申报 ↗ |
| 2026-01-28 | Heller John E. | 代扣税 (F) | Common Stock | 19,768 | USD 35.71 | USD 705,915 | SEC 申报 ↗ |
| 2025-12-17 | Mullen Sean Thomas | 期权行权／转换 (M) | Common Stock | 9,298 | USD — | USD — | 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 | AMTM |
| CIK | 0002011286 |
| 行业 | Industrials |
| 细分行业 | Specialty Business Services Yahoo Finance |
| SEC SIC | 7389 Services-Business Services, NEC |
| 交易所 | NYSE |
数据覆盖
| 本地 Form 4 历史 | 91 transaction lines from 2024-09-18 to 2026-08-14 2 P purchase lines · 0 S sale lines · 89 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.