美国 · SEC FORM 4
NORTHROP GRUMMAN CORP /DE/
NOC · NYSE · CIK 0001133421 · Industrials · Aerospace & Defense
内部人信号
0 qualifying P purchase groups
当前 180 天评分窗口
35 同一窗口内观察到的 Form 4 交易行
21 sales · 14 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; 4 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
该股票尚未获取市场背景。每日任务会轮转处理美国股票池。
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
- 2,276,557
- 上期报告
- 2,247,342
- 日均成交量
- 875,392
- 回补天数
- 2.6
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
108 transaction lines in the latest 365-day window; 756 in local history.
| 日期 | 申报人 | 类型 | 证券 | 股数 | 平均价格 | 估算金额 | 来源 |
|---|---|---|---|---|---|---|---|
| 2026-09-30 | KRISHNA ARVIND | 奖励／授予 (A) | Common Stock | 75 | USD 483.48 | USD 36,261 | SEC 申报 ↗ |
| 2026-09-30 | Brown Marianne Catherine | 奖励／授予 (A) | Common Stock | 96 | USD 483.48 | USD 46,414 | SEC 申报 ↗ |
| 2026-08-03 | WELSH MARK A III | 卖出 (S) | Common Stock | 95 | USD 547.53 | USD 52,015 | 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 |
|---|---|---|---|---|---|---|---|
| 2026-09-30 | KRISHNA ARVIND | 奖励／授予 (A) | Common Stock | 75 | USD 483.48 | USD 36,261 | SEC 申报 ↗ |
| 2026-09-30 | Brown Marianne Catherine | 奖励／授予 (A) | Common Stock | 96 | USD 483.48 | USD 46,414 | SEC 申报 ↗ |
| 2026-08-03 | WELSH MARK A III | 卖出 (S) | Common Stock | 95 | USD 547.53 | USD 52,015 | SEC 申报 ↗ |
| 2026-06-30 | KRISHNA ARVIND | 奖励／授予 (A) | Common Stock | 71 | USD 509.31 | USD 36,161 | SEC 申报 ↗ |
| 2026-06-30 | Brown Marianne Catherine | 奖励／授予 (A) | Common Stock | 91 | USD 509.31 | USD 46,347 | SEC 申报 ↗ |
| 2026-05-20 | WINSTON MARY A | 奖励／授予 (A) | Common Stock | 349 | USD 552.17 | USD 192,707 | SEC 申报 ↗ |
| 2026-05-20 | WELSH MARK A III | 奖励／授予 (A) | Common Stock | 349 | USD 552.17 | USD 192,707 | SEC 申报 ↗ |
| 2026-05-20 | Turley James S | 奖励／授予 (A) | Common Stock | 349 | USD 552.17 | USD 192,707 | SEC 申报 ↗ |
| 2026-05-20 | SCHOEWE THOMAS M | 奖励／授予 (A) | Common Stock | 349 | USD 552.17 | USD 192,707 | SEC 申报 ↗ |
| 2026-05-20 | Ross Kimberly A. | 奖励／授予 (A) | Common Stock | 349 | USD 552.17 | USD 192,707 | SEC 申报 ↗ |
| 2026-05-20 | ROUGHEAD GARY | 奖励／授予 (A) | Common Stock | 349 | USD 552.17 | USD 192,707 | SEC 申报 ↗ |
| 2026-05-20 | KRISHNA ARVIND | 奖励／授予 (A) | Common Stock | 349 | USD 552.17 | USD 192,707 | SEC 申报 ↗ |
| 2026-05-20 | Grady Christopher W. | 奖励／授予 (A) | Common Stock | 349 | USD 552.17 | USD 192,707 | SEC 申报 ↗ |
| 2026-05-20 | Brown Marianne Catherine | 奖励／授予 (A) | Common Stock | 349 | USD 552.17 | USD 192,707 | SEC 申报 ↗ |
| 2026-05-20 | ABNEY DAVID P | 奖励／授予 (A) | Common Stock | 349 | USD 552.17 | USD 192,707 | SEC 申报 ↗ |
| 2026-05-04 | WELSH MARK A III | 卖出 (S) | Common Stock | 95 | USD 571.68 | USD 54,310 | SEC 申报 ↗ |
| 2026-03-02 | Simpson Kathryn G | 卖出 (S) | Common Stock | 873 | USD 745.00 | USD 650,385 | SEC 申报 ↗ |
| 2026-02-27 | ROEDER ROSHAN S | 卖出 (S) | Common Stock | 1,754 | USD 720.00 | USD 1,262,880 | SEC 申报 ↗ |
| 2026-02-19 | Simpson Kathryn G | 卖出 (S) | Common Stock | 194 | USD 727.62 | USD 141,158 | SEC 申报 ↗ |
| 2026-02-19 | ROEDER ROSHAN S | 卖出 (S) | Common Stock | 512 | USD 727.62 | USD 372,541 | SEC 申报 ↗ |
| 2026-02-19 | Hardesty Michael A | 卖出 (S) | Common Stock | 147 | USD 732.98 | USD 107,748 | SEC 申报 ↗ |
| 2026-02-18 | Davies Benjamin R. | 卖出 (S) | Common Stock | 2,189 | USD 719.61 | USD 1,575,255 | SEC 申报 ↗ |
| 2026-02-17 | Warden Kathy J | 期权行权／转换 (M) | Common Stock | 10,760 | USD 0.00 | USD 0 | SEC 申报 ↗ |
| 2026-02-17 | Warden Kathy J | 代扣税 (F) | Common Stock | 4,857 | USD 701.12 | USD 3,405,340 | SEC 申报 ↗ |
| 2026-02-17 | Simpson Kathryn G | 卖出 (S) | Common Stock | 779 | USD 702.56 | USD 547,294 | SEC 申报 ↗ |
| 2026-02-17 | Simpson Kathryn G | 期权行权／转换 (M) | Common Stock | 387 | USD 0.00 | USD 0 | SEC 申报 ↗ |
| 2026-02-17 | Simpson Kathryn G | 代扣税 (F) | Common Stock | 193 | USD 701.12 | USD 135,316 | SEC 申报 ↗ |
| 2026-02-17 | ROEDER ROSHAN S | 卖出 (S) | Common Stock | 318 | USD 702.56 | USD 223,414 | SEC 申报 ↗ |
| 2026-02-17 | ROEDER ROSHAN S | 期权行权／转换 (M) | Common Stock | 2,017 | USD 0.00 | USD 0 | SEC 申报 ↗ |
| 2026-02-17 | ROEDER ROSHAN S | 代扣税 (F) | Common Stock | 992 | USD 701.12 | USD 695,511 | 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 | NOC |
| CIK | 0001133421 |
| 行业 | Industrials |
| 细分行业 | Aerospace & Defense Yahoo Finance |
| SEC SIC | 3812 Search, Detection, Navigation, Guidance, Aeronautical Sys |
| 交易所 | NYSE |
数据覆盖
| 本地 Form 4 历史 | 756 transaction lines from 2020-02-03 to 2026-09-30 0 P purchase lines · 290 S sale lines · 466 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.