美国 · SEC FORM 4
Astera Labs, Inc.
ALAB · Nasdaq · CIK 0001736297 · Technology · Semiconductors
内部人信号
0 qualifying P purchase groups
当前 180 天评分窗口
361 同一窗口内观察到的 Form 4 交易行
348 sales · 13 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。
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。
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.
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: 2024-03-22 · LAZAR JACK R.
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
- +28.8%
- 3M
- -18.4%
- 6M
- +201.3%
- 12M
- —
波动率与流动性
- 波动率
- 98.9%
- Beta
- —
- 平均每日成交额
- —
估值
- 市值
- —
- P/E
- —
基本面
- 利润率
- 25.7%
- ROE
- 16.1%
- 细分行业
- Semiconductors
市场数据
价格数据截至:2026-10-02 · 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
- 9,176,900
- 上期报告
- 8,685,910
- 日均成交量
- 4,126,264
- 回补天数
- 2.2
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
522 transaction lines in the latest 365-day window; 1,018 in local history.
| 日期 | 申报人 | 类型 | 证券 | 股数 | 平均价格 | 估算金额 | 来源 |
|---|---|---|---|---|---|---|---|
| 2026-10-07 | Dyckerhoff Stefan A | 卖出 (S) | Common Stock | 12,499 | USD 376.06 | USD 4,700,374 | SEC 申报 ↗ |
| 2026-10-01 | HURLSTON MICHAEL E. | 奖励/授予 (A) | Common Stock | 72 | USD 311.57 | USD 22,433 | SEC 申报 ↗ |
| 2026-10-01 | Dyckerhoff Stefan A | 奖励/授予 (A) | Common Stock | 68 | USD 311.57 | USD 21,187 | 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 |
|---|---|---|---|---|---|---|---|
| 2026-10-07 | Dyckerhoff Stefan A | 卖出 (S) | Common Stock | 12,499 | USD 376.06 | USD 4,700,374 | SEC 申报 ↗ |
| 2026-10-01 | HURLSTON MICHAEL E. | 奖励/授予 (A) | Common Stock | 72 | USD 311.57 | USD 22,433 | SEC 申报 ↗ |
| 2026-10-01 | Dyckerhoff Stefan A | 奖励/授予 (A) | Common Stock | 68 | USD 311.57 | USD 21,187 | SEC 申报 ↗ |
| 2026-10-01 | BARRATT CRAIG H | 奖励/授予 (A) | Common Stock | 68 | USD 311.57 | USD 21,187 | SEC 申报 ↗ |
| 2026-09-02 | Dyckerhoff Stefan A | 卖出 (S) | Common Stock | 12,499 | USD 274.96 | USD 3,436,749 | SEC 申报 ↗ |
| 2026-09-01 | ALBA MANUEL | 卖出 (S) | Common Stock | 183,000 | USD 280.13 | USD 51,263,893 | SEC 申报 ↗ |
| 2026-08-17 | Mohan Jitendra | 卖出 (S) | Common Stock | 90,630 | USD 340.35 | USD 30,846,293 | SEC 申报 ↗ |
| 2026-08-17 | Mazzara Philip | 卖出 (S) | Common Stock | 6,801 | USD 340.50 | USD 2,315,754 | SEC 申报 ↗ |
| 2026-08-17 | Gajendra Sanjay | 卖出 (S) | Common Stock | 90,630 | USD 340.35 | USD 30,846,293 | SEC 申报 ↗ |
| 2026-08-06 | Dyckerhoff Stefan A | 卖出 (S) | Common Stock | 12,499 | USD 311.83 | USD 3,897,557 | SEC 申报 ↗ |
| 2026-07-20 | Cota Germaine | 奖励/授予 (A) | Common Stock | 1,451 | USD 0.00 | USD 0 | SEC 申报 ↗ |
| 2026-07-01 | ALBA MANUEL | 卖出 (S) | Common Stock | 8,491 | USD 458.38 | USD 3,892,090 | SEC 申报 ↗ |
| 2026-07-01 | ALBA MANUEL | 卖出 (S) | Common Stock | 37,535 | USD 447.39 | USD 16,792,721 | SEC 申报 ↗ |
| 2026-07-01 | ALBA MANUEL | 卖出 (S) | Common Stock | 136,974 | USD 442.01 | USD 60,543,420 | SEC 申报 ↗ |
| 2026-07-01 | Dyckerhoff Stefan A | 卖出 (S) | Common Stock | 12,499 | USD 450.00 | USD 5,624,550 | SEC 申报 ↗ |
| 2026-06-24 | Mayer Bethany | 卖出 (S) | Common Stock | 686 | USD 395.04 | USD 270,999 | SEC 申报 ↗ |
| 2026-06-04 | Mayer Bethany | 奖励/授予 (A) | Common Stock | 837 | USD 0.00 | USD 0 | SEC 申报 ↗ |
| 2026-06-04 | LAZAR JACK R | 卖出 (S) | Common Stock | 10,000 | USD 355.17 | USD 3,551,698 | SEC 申报 ↗ |
| 2026-06-04 | LAZAR JACK R | 奖励/授予 (A) | Common Stock | 837 | USD 0.00 | USD 0 | SEC 申报 ↗ |
| 2026-06-04 | HURLSTON MICHAEL E. | 奖励/授予 (A) | Common Stock | 837 | USD 0.00 | USD 0 | SEC 申报 ↗ |
| 2026-06-04 | BARRATT CRAIG H | 奖励/授予 (A) | Common Stock | 837 | USD 0.00 | USD 0 | SEC 申报 ↗ |
| 2026-06-04 | Dyckerhoff Stefan A | 奖励/授予 (A) | Common Stock | 837 | USD 0.00 | USD 0 | SEC 申报 ↗ |
| 2026-06-03 | Dyckerhoff Stefan A | 卖出 (S) | Common Stock | 12,499 | USD 364.35 | USD 4,554,044 | SEC 申报 ↗ |
| 2026-05-22 | Gajendra Sanjay | 赠与 (G) | Common Stock | 226,189 | USD 0.00 | USD 0 | SEC 申报 ↗ |
| 2026-05-21 | Mazzara Philip | 卖出 (S) | Common Stock | 796 | USD 291.03 | USD 231,660 | SEC 申报 ↗ |
| 2026-05-21 | Gajendra Sanjay | 卖出 (S) | Common Stock | 400,000 | USD 290.30 | USD 116,120,929 | SEC 申报 ↗ |
| 2026-05-19 | Gajendra Sanjay | 卖出 (S) | Common Stock | 280,000 | USD 249.19 | USD 69,774,006 | SEC 申报 ↗ |
| 2026-05-19 | Mohan Jitendra | 卖出 (S) | Common Stock | 28,737 | USD 249.62 | USD 7,173,355 | SEC 申报 ↗ |
| 2026-05-18 | Mohan Jitendra | 卖出 (S) | Common Stock | 95,444 | USD 225.02 | USD 21,476,902 | SEC 申报 ↗ |
| 2026-05-18 | Mohan Jitendra | 卖出 (S) | Common Stock | 111,214 | USD 216.89 | USD 24,121,606 | 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 | 2026-10-19 |
|---|---|
| 排名版本 | US-v1.2 |
| 数据质量 | PASS ELIGIBLE · — |
| 股票代码 | ALAB |
| CIK | 0001736297 |
| 行业 | Technology |
| 细分行业 | Semiconductors Yahoo Finance |
| SEC SIC | 3674 Semiconductors & Related Devices |
| 交易所 | Nasdaq |
数据覆盖
| 本地 Form 4 历史 | 1,018 transaction lines from 2024-01-24 to 2026-10-07 3 P purchase lines · 930 S sale lines · 85 other lines |
|---|---|
| SEC 公司申报 | 打开 SEC 申报 ↗ |
Local ledger as of 2026-10-19. Mapping status is an audit field and does not erase SEC filing evidence.