美国 · SEC FORM 4
Profusa, Inc.
PFSA · Nasdaq; OTC · CIK 0001859807 · Healthcare · Medical Devices
内部人信号
8 qualifying P purchase groups
当前 180 天评分窗口
20 同一窗口内观察到的 Form 4 交易行
6 sales · 6 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。
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买方广度与集中度
Roles in the peak window: TenPercentOwner. Concentration uses priced qualifying P lines only and does not change the saved score.
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: 2026-08-12 · HRT FINANCIAL LP.
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
- 160,653
- 上期报告
- 31,545
- 日均成交量
- 9,017,408
- 回补天数
- ≤ 1.0
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.
| Transaction date | Reporting owner | 类型 | 证券 | 股数 | 平均价格 | 估算金额 | 来源 |
|---|---|---|---|---|---|---|---|
| 2026-08-12 | HRT FINANCIAL LP | 买入 (P) | Common Stock | 5,585 | USD 0.96 | USD 5,362 | SEC 申报 ↗ |
| 2026-08-10 | HRT FINANCIAL LP | 买入 (P) | Common Stock | 4,016 | USD 0.94 | USD 3,775 | SEC 申报 ↗ |
| 2026-08-06 | HRT FINANCIAL LP | 买入 (P) | Common Stock | 926 | USD 0.94 | USD 870 | SEC 申报 ↗ |
| 2026-08-04 | HRT FINANCIAL LP | 买入 (P) | Common Stock | 1,368 | USD 0.95 | USD 1,300 | SEC 申报 ↗ |
| 2026-08-03 | HRT FINANCIAL LP | 买入 (P) | Common Stock | 14,556 | USD 0.96 | USD 13,974 | SEC 申报 ↗ |
| 2026-07-31 | HRT FINANCIAL LP | 买入 (P) | Common Stock | 8,811 | USD 1.05 | USD 9,252 | SEC 申报 ↗ |
| 2026-07-30 | HRT FINANCIAL LP | 买入 (P) | Common Stock | 1,063 | USD 1.01 | USD 1,074 | SEC 申报 ↗ |
| 2026-07-29 | HRT FINANCIAL LP | 买入 (P) | Common Stock | 1,310 | USD 1.01 | USD 1,323 | SEC 申报 ↗ |
Form 4 申报证据
25 transaction lines in the latest 365-day window; 25 in local history.
| 日期 | 申报人 | 类型 | 证券 | 股数 | 平均价格 | 估算金额 | 来源 |
|---|---|---|---|---|---|---|---|
| 2026-08-21 | STOVER JACK E | J (J) | Common Stock | 334,009 | USD 0.00 | USD 0 | SEC 申报 ↗ |
| 2026-08-21 | Knechtel Fred S. | J (J) | Common Stock | 356,314 | USD 0.00 | USD 0 | SEC 申报 ↗ |
| 2026-08-17 | HRT FINANCIAL LP | 卖出 (S) | Common Stock | 18,395 | USD 5.94 | USD 109,266 | SEC 申报 ↗ |
展开近期 Form 4 证据 (23 grouped rows)
| 日期 | 申报人 | 类型 | 证券 | 股数 | 平均价格 | 估算金额 | 来源 |
|---|---|---|---|---|---|---|---|
| 2026-08-21 | STOVER JACK E | J (J) | Common Stock | 334,009 | USD 0.00 | USD 0 | SEC 申报 ↗ |
| 2026-08-21 | Knechtel Fred S. | J (J) | Common Stock | 356,314 | USD 0.00 | USD 0 | SEC 申报 ↗ |
| 2026-08-17 | HRT FINANCIAL LP | 卖出 (S) | Common Stock | 18,395 | USD 5.94 | USD 109,266 | SEC 申报 ↗ |
| 2026-08-14 | HRT FINANCIAL LP | 卖出 (S) | Common Stock | 3,163 | USD 0.90 | USD 2,847 | SEC 申报 ↗ |
| 2026-08-13 | HRT FINANCIAL LP | 卖出 (S) | Common Stock | 42,411 | USD 0.89 | USD 37,746 | SEC 申报 ↗ |
| 2026-08-12 | STOVER JACK E | C (C) | Common Stock | 301,991 | USD 4.28 | USD 1,292,521 | SEC 申报 ↗ |
| 2026-08-12 | Knechtel Fred S. | C (C) | Common Stock | 301,991 | USD 4.28 | USD 1,292,521 | SEC 申报 ↗ |
| 2026-08-12 | HRT FINANCIAL LP | 买入 (P) | Common Stock | 5,585 | USD 0.96 | USD 5,362 | SEC 申报 ↗ |
| 2026-08-11 | HRT FINANCIAL LP | 卖出 (S) | Common Stock | 2,280 | USD 0.97 | USD 2,212 | SEC 申报 ↗ |
| 2026-08-10 | HRT FINANCIAL LP | 买入 (P) | Common Stock | 4,016 | USD 0.94 | USD 3,775 | SEC 申报 ↗ |
| 2026-08-07 | HRT FINANCIAL LP | 卖出 (S) | Common Stock | 924 | USD 0.95 | USD 878 | SEC 申报 ↗ |
| 2026-08-06 | HRT FINANCIAL LP | 买入 (P) | Common Stock | 926 | USD 0.94 | USD 870 | SEC 申报 ↗ |
| 2026-08-05 | HRT FINANCIAL LP | 卖出 (S) | Common Stock | 383 | USD 0.94 | USD 360 | SEC 申报 ↗ |
| 2026-08-04 | HRT FINANCIAL LP | 买入 (P) | Common Stock | 1,368 | USD 0.95 | USD 1,300 | SEC 申报 ↗ |
| 2026-08-03 | HRT FINANCIAL LP | 买入 (P) | Common Stock | 14,556 | USD 0.96 | USD 13,974 | SEC 申报 ↗ |
| 2026-07-31 | HRT FINANCIAL LP | 买入 (P) | Common Stock | 8,811 | USD 1.05 | USD 9,252 | SEC 申报 ↗ |
| 2026-07-30 | HRT FINANCIAL LP | 买入 (P) | Common Stock | 1,063 | USD 1.01 | USD 1,074 | SEC 申报 ↗ |
| 2026-07-29 | HRT FINANCIAL LP | 买入 (P) | Common Stock | 1,310 | USD 1.01 | USD 1,323 | SEC 申报 ↗ |
| 2026-01-26 | NorthView Sponsor I, LLC | J (J) | Common Stock | 4,743,750 | USD — | USD — | SEC 申报 ↗ |
| 2026-01-26 | Knechtel Fred S. | J (J) | Common Stock | 818,961 | USD — | USD — | SEC 申报 ↗ |
| 2026-01-26 | STOVER JACK E | J (J) | Common Stock | 553,665 | USD — | USD — | SEC 申报 ↗ |
| 2026-01-26 | O'Rourke Peter | J (J) | Common Stock | 107,750 | USD — | USD — | SEC 申报 ↗ |
| 2026-01-26 | Chung Lauren | J (J) | Common Stock | 30,000 | 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 | PFSA |
| CIK | 0001859807 |
| 行业 | Healthcare |
| 细分行业 | Medical Devices Yahoo Finance |
| SEC SIC | 3841 Surgical & Medical Instruments & Apparatus |
| 交易所 | Nasdaq; OTC |
数据覆盖
| 本地 Form 4 历史 | 25 transaction lines from 2026-01-26 to 2026-08-21 8 P purchase lines · 6 S sale lines · 11 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.