美国 · SEC FORM 4
89bio, Inc.
ETNB · — · CIK 0001785173 · Healthcare
内部人信号
0 qualifying P purchase groups
当前 180 天评分窗口
0 同一窗口内观察到的 Form 4 交易行
0 sales · 0 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
当前 180 天窗口内没有 Form 4 交易事件。
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: 2025-01-30 · Kolchinsky Peter; RA CAPITAL MANAGEMENT, L.P.; RA Capital Healthcare Fund LP; RA Capital Nexus Fund, L.P.; Shah Rajeev M..
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
FINRA 报告中没有该股票代码的空头余额。
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 |
|---|---|---|---|---|---|---|---|
| 2025-01-30 | Kolchinsky Peter; RA CAPITAL MANAGEMENT, L.P.; RA Capital Healthcare Fund LP; RA Capital Nexus Fund, L.P.; Shah Rajeev M. | 买入 (P) | Common Stock | 5,714,285 | USD 8.75 | USD 49,999,994 | SEC 申报 ↗ |
| 2025-01-22 | McWherter Charles | 买入 (P) | Common Stock | 10,000 | USD 6.71 | USD 67,100 | SEC 申报 ↗ |
| 2025-01-21 | McWherter Charles | 买入 (P) | Common Stock | 5,000 | USD 6.55 | USD 32,750 | SEC 申报 ↗ |
| 2024-12-06 | PALEKAR ROHAN | 买入 (P) | Common Stock | 5,000 | USD 7.89 | USD 39,450 | SEC 申报 ↗ |
| 2024-12-05 | McWherter Charles | 买入 (P) | Common Stock | 10,000 | USD 8.00 | USD 80,000 | SEC 申报 ↗ |
| 2024-11-22 | PALEKAR ROHAN | 买入 (P) | Common Stock | 10,000 | USD 8.35 | USD 83,500 | SEC 申报 ↗ |
| 2024-03-04 | Kolchinsky Peter; RA CAPITAL MANAGEMENT, L.P.; RA Capital Healthcare Fund LP; RA Capital Nexus Fund, L.P.; Shah Rajeev M. | 买入 (P) | Common Stock | 1,350,000 | USD 15.35 | USD 20,722,500 | SEC 申报 ↗ |
| 2023-03-28 | Hayden Michael R | 买入 (P) | Common Stock | 61,538 | USD 16.15 | USD 993,839 | SEC 申报 ↗ |
| 2023-03-24 | Kolchinsky Peter; RA CAPITAL MANAGEMENT, L.P.; RA Capital Healthcare Fund LP; RA Capital Nexus Fund, L.P.; Shah Rajeev M. | 买入 (P) | Common Stock | 2,461,538 | USD 16.25 | USD 39,999,992 | SEC 申报 ↗ |
| 2022-10-18 | Kolchinsky Peter; RA CAPITAL MANAGEMENT, L.P.; RA Capital Healthcare Fund LP; RA Capital Nexus Fund, L.P.; Shah Rajeev M. | 买入 (P) | Common Stock | 1,172,741 | USD 7.65 | USD 8,971,469 | SEC 申报 ↗ |
| 2022-07-01 | Kolchinsky Peter; RA CAPITAL MANAGEMENT, L.P.; RA Capital Healthcare Fund LP; RA Capital Nexus Fund, L.P.; Shah Rajeev M. | 买入 (P) | Common Stock | 2,816,900 | USD 3.55 | USD 9,999,995 | SEC 申报 ↗ |
| 2022-04-25 | Hayden Michael R | 买入 (P) | Common Stock | 10,000 | USD 2.67 | USD 26,700 | SEC 申报 ↗ |
| 2022-04-07 | Hayden Michael R | 买入 (P) | Common Stock | 10,000 | USD 3.48 | USD 34,800 | SEC 申报 ↗ |
| 2022-03-30 | Hayden Michael R | 买入 (P) | Common Stock | 6,250 | USD 3.62 | USD 22,625 | SEC 申报 ↗ |
| 2022-01-28 | PALEKAR ROHAN | 买入 (P) | Common Stock | 2,500 | USD 6.14 | USD 15,350 | SEC 申报 ↗ |
Form 4 申报证据
18 transaction lines in the latest 365-day window; 272 in local history.
| 日期 | 申报人 | 类型 | 证券 | 股数 | 平均价格 | 估算金额 | 来源 |
|---|---|---|---|---|---|---|---|
| 2025-10-30 | Kolchinsky Peter; RA CAPITAL MANAGEMENT, L.P.; RA Capital Healthcare Fund LP; RA Capital Nexus Fund, L.P.; Shah Rajeev M. | D (D) | Common Stock | 19,889,683 | USD — | USD — | SEC 申报 ↗ |
| 2025-10-30 | Sarena Francis Willard | U (U) | Common Stock | 75,310 | USD — | USD — | SEC 申报 ↗ |
| 2025-10-30 | PALEKAR ROHAN | U (U) | Common Stock | 934,273 | USD — | USD — | SEC 申报 ↗ |
展开近期 Form 4 证据 (13 grouped rows)
| 日期 | 申报人 | 类型 | 证券 | 股数 | 平均价格 | 估算金额 | 来源 |
|---|---|---|---|---|---|---|---|
| 2025-10-30 | Kolchinsky Peter; RA CAPITAL MANAGEMENT, L.P.; RA Capital Healthcare Fund LP; RA Capital Nexus Fund, L.P.; Shah Rajeev M. | D (D) | Common Stock | 19,889,683 | USD — | USD — | SEC 申报 ↗ |
| 2025-10-30 | Sarena Francis Willard | U (U) | Common Stock | 75,310 | USD — | USD — | SEC 申报 ↗ |
| 2025-10-30 | PALEKAR ROHAN | U (U) | Common Stock | 934,273 | USD — | USD — | SEC 申报 ↗ |
| 2025-10-30 | PALEKAR ROHAN | 奖励／授予 (A) | Common Stock | 125,000 | USD 0.00 | USD 0 | SEC 申报 ↗ |
| 2025-10-30 | McWherter Charles | U (U) | Common Stock | 25,000 | USD — | USD — | SEC 申报 ↗ |
| 2025-10-30 | Martins Ryan | U (U) | Common Stock | 374,295 | USD — | USD — | SEC 申报 ↗ |
| 2025-10-30 | Martins Ryan | 奖励／授予 (A) | Common Stock | 35,000 | USD 0.00 | USD 0 | SEC 申报 ↗ |
| 2025-10-30 | Mansbach Harry H | U (U) | Common Stock | 352,656 | USD — | USD — | SEC 申报 ↗ |
| 2025-10-30 | Mansbach Harry H | 奖励／授予 (A) | Common Stock | 50,000 | USD 0.00 | USD 0 | SEC 申报 ↗ |
| 2025-10-30 | Le-Nguyen Quoc | U (U) | Common Stock | 365,378 | USD — | USD — | SEC 申报 ↗ |
| 2025-10-30 | Le-Nguyen Quoc | 奖励／授予 (A) | Common Stock | 50,000 | USD 0.00 | USD 0 | SEC 申报 ↗ |
| 2025-10-30 | Hayden Michael R | U (U) | Common Stock | 246,420 | USD — | USD — | SEC 申报 ↗ |
| 2025-10-22 | Martins Ryan | 期权行权／转换 (M) | Common Stock | 80,799 | USD 3.17 | USD 256,469 | 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 | ETNB |
| CIK | 0001785173 |
| 行业 | Healthcare |
| 细分行业 | — Yahoo Finance |
| SEC SIC | 2834 Pharmaceutical Preparations |
| 交易所 | — |
数据覆盖
| 本地 Form 4 历史 | 272 transaction lines from 2020-07-08 to 2025-10-30 26 P purchase lines · 44 S sale lines · 202 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.