iRhythm Holdings, Inc.
IRTC- 交易所
- Nasdaq
- 產業
- Surgical & Medical Instruments & Apparatus
- SEC CIK
- 0001388658
近 90 天，iRhythm Holdings, Inc. 內部人申報 0 筆公開市場買進、1 筆賣出；2026 年第 2 季末有 305 家機構在 13F 申報持有，市值合計 $42.4 億；沒有大師持有。
持有 IRTC 5% 以上的大股東
最新一份 Schedule 13D 或 13G 申報持有 iRhythm Holdings, Inc. 5% 以上的持有人，依持股比例由大到小；變化是跟這位持有人的上一份申報比。
| 持有人 | 最新表單 | 持股 | 變化 | 首次申報 | 最新申報 | 原文 |
|---|---|---|---|---|---|---|
| Artisan Partners Limited Partnership | 13G/A | 6.70%股數 219.6 萬 | +1.60 個百分點原本 5.10% | 2024/2/125 份 | 2026/11/12 | SEC |
| RTW Investments, LP | 13G/A | 6.60%股數 218.3 萬 | +1.40 個百分點原本 5.20% | 2026/5/152 份 | 2026/8/14 | SEC |
| Vanguard Portfolio Management LLC | 13G | 5.64%股數 182.4 萬 | 新申報 | 2026/4/281 份 | 2026/4/28 | SEC |
| Vanguard Capital Management LLC | 13G | 5.23%股數 169.1 萬 | 新申報 | 2026/4/271 份 | 2026/4/27 | SEC |
持股是每位持有人最新一份申報的數字。最後一份是舊格式（2024 年 12 月 18 日以前）的持有人沒有持股比例紀錄，不列在這裡；公司被收購或下市之後，持有人通常就不再申報。
13D 與 13G 申報
iRhythm Holdings, Inc. 的 45 份 Schedule 13D、13G 申報，由新到舊，包括沒有持股比例的舊格式申報。
| 申報時間（美東） | 申報人 | 表單 | 持股 | 變化 | 事件日 | 原文 |
|---|---|---|---|---|---|---|
| 2026/11/1207:00 ET | Artisan Partners Limited Partnership等 4 位 | 13G/A | 6.70%股數 219.6 萬 | +1.60 個百分點原本 5.10% | 2026/9/30 | SEC |
| 2026/10/1318:02 ET | Millennium Management LLC等 3 位 | 13G/A | 1.10%股數 34.9 萬 | −4.00 個百分點原本 5.10%低於 5% | 2026/9/30 | SEC |
| 2026/8/1408:00 ET | RTW Investments, LP等 2 位 | 13G/A | 6.60%股數 218.3 萬 | +1.40 個百分點原本 5.20% | 2026/6/30 | SEC |
| 2026/8/1316:30 ET | Artisan Partners Limited Partnership等 4 位 | 13G | 5.10%股數 166.0 萬 | +0.40 個百分點原本 4.70% | 2026/6/30 | SEC |
| 2026/5/1508:24 ET | RTW Investments, LP等 2 位 | 13G | 5.20%股數 166.8 萬 | 新申報 | 2026/3/31 | SEC |
| 2026/5/814:59 ET | Sands Capital Management, LLC等 2 位 | 13G/A | 0.00%股數 0 | −5.30 個百分點原本 5.30%低於 5% | 2026/3/31 | SEC |
| 2026/4/2814:09 ET | Vanguard Portfolio Management LLC | 13G | 5.64%股數 182.4 萬 | 新申報 | 2026/3/31 | SEC |
| 2026/4/2717:06 ET | Vanguard Capital Management LLC | 13G | 5.23%股數 169.1 萬 | 新申報 | 2026/3/31 | SEC |
| 2026/3/2610:47 ET | Vanguard Group Inc | 13G/A | 0.00%股數 0 | −10.02 個百分點原本 10.02%低於 5% | 2026/3/13 | SEC |
| 2026/3/2316:43 ET | Millennium Management LLC等 3 位 | 13G | 5.10%股數 166.4 萬 | 新申報 | 2026/3/16 | SEC |
| 2026/2/1311:25 ET | Sands Capital Management, LLC等 2 位 | 13G/A | 5.30%股數 170.0 萬 | −1.60 個百分點原本 6.90% | 2025/12/31 | SEC |
| 2026/2/314:00 ET | Artisan Partners Limited Partnership等 4 位 | 13G/A | 4.70%股數 151.2 萬 | –低於 5% | 2025/12/31 | SEC |
| 2025/11/1314:34 ET | Sands Capital Management, LLC等 2 位 | 13G/A | 6.90%股數 223.6 萬 | – | 2025/9/30 | SEC |
| 2025/8/1311:39 ET | Capital Research Global Investors | 13G/A | 4.70%股數 150.7 萬 | −2.30 個百分點原本 7.00%低於 5% | 2025/6/30 | SEC |
| 2025/5/1311:32 ET | Capital Research Global Investors | 13G/A | 7.00%股數 220.3 萬 | +1.80 個百分點原本 5.20% | 2025/3/31 | SEC |
| 2025/2/1314:15 ET | Capital Research Global Investors | 13G/A | 5.20%股數 163.7 萬 | – | 2024/12/31 | SEC |
| 2025/1/811:30 ET | Vanguard Group Inc | 13G/A | 10.02%股數 313.6 萬 | – | 2024/12/31 | SEC |
| 2024/11/12 | Capital Research Global Investors | 13G/A舊制 | – | – | – | SEC |
| 2024/11/12 | Artisan Partners Limited Partnership | 13G/A舊制 | – | – | – | SEC |
| 2024/11/7 | Sands Capital Management, LLC | 13G/A舊制 | – | – | – | SEC |
| 2024/2/13 | Vanguard Group Inc | 13G/A舊制 | – | – | – | SEC |
| 2024/2/13 | Sands Capital Management, LLC | 13G/A舊制 | – | – | – | SEC |
| 2024/2/12 | Artisan Partners Limited Partnership | 13G舊制 | – | 新申報 | – | SEC |
| 2024/2/9 | Capital Research Global Investors | 13G舊制 | – | – | – | SEC |
| 2024/1/2516:59 ET | BlackRock Inc. | 13G/A舊制 | – | – | – | SEC |
| 2023/2/14 | Sands Capital Management, LLC | 13G/A舊制 | – | – | – | SEC |
| 2023/2/9 | Vanguard Group Inc | 13G/A舊制 | – | – | – | SEC |
| 2023/1/3113:58 ET | BlackRock Inc. | 13G/A舊制 | – | – | – | SEC |
| 2023/1/27 | Mackenzie Financial Corp | 13G/A舊制 | – | – | – | SEC |
| 2022/11/7 | JPMorgan Chase & Co | 13G/A舊制 | – | – | – | SEC |
| 2022/2/14 | Sands Capital Management, LLC | 13G/A舊制 | – | – | – | SEC |
| 2022/2/14 | Price T Rowe Associates Inc | 13G/A舊制 | – | – | – | SEC |
| 2022/2/10 | Vanguard Group Inc | 13G/A舊制 | – | – | – | SEC |
| 2022/2/4 | Mackenzie Financial Corp | 13G/A舊制 | – | – | – | SEC |
| 2022/2/219:11 ET | BlackRock Inc. | 13G/A舊制 | – | – | – | SEC |
| 2022/1/24 | JPMorgan Chase & Co | 13G舊制 | – | 新申報 | – | SEC |
| 2021/7/9 | Brown Capital Management LLC | 13G/A舊制 | – | – | – | SEC |
| 2021/2/16 | Capital Research Global Investors | 13G/A舊制 | – | – | – | SEC |
| 2021/2/16 | Price T Rowe Associates Inc | 13G/A舊制 | – | – | – | SEC |
| 2021/2/12 | Brown Capital Management LLC | 13G/A舊制 | – | – | – | SEC |
| 2021/2/10 | Vanguard Group Inc | 13G/A舊制 | – | – | – | SEC |
| 2021/2/5 | Norges Bank | 13G/A舊制 | – | – | – | SEC |
| 2021/2/4 | Wellington Management Group LLP | 13G/A舊制 | – | – | – | SEC |
| 2021/1/2917:23 ET | BlackRock Inc. | 13G/A舊制 | – | – | – | SEC |
| 2021/1/12 | Sands Capital Management, LLC | 13G舊制 | – | 新申報 | – | SEC |
Form 144：內部人預計賣出
高階主管、董事與其他關係人預計賣出 iRhythm Holdings, Inc. 股票的 24 份通知，由新到舊。
| 申報時間（美東） | 賣方 | 預計賣出股數 | 市值 | 預計賣出日 | 券商 | 原文 |
|---|---|---|---|---|---|---|
| 2026/5/1117:04 ET | Abhijit Y Talwalkar董事 | 5,312 | $62.6 萬 | 2026/5/1110b5-1 | Morgan Stanley Smith Barney LLC Executive Financial Services | SEC |
| 2026/3/1616:13 ET | Mervin Smith高階主管 | 2,585 | $29.5 萬 | 2026/3/1610b5-1 | Morgan Stanley Smith Barney LLC Executive Financial Services | SEC |
| 2026/2/2416:16 ET | Mervin Smith高階主管 | 732 | $10.3 萬 | 2026/2/2410b5-1 | Morgan Stanley Smith Barney LLC Executive Financial Services | SEC |
| 2026/2/2416:10 ET | Marc Rosenbaum高階主管 | 280 | $3.95 萬 | 2026/2/2410b5-1 | Morgan Stanley Smith Barney LLC Executive Financial Services | SEC |
| 2026/2/2316:24 ET | Abhijit Y Talwalkar董事 | 5,312 | $77.4 萬 | 2026/2/2310b5-1 | Morgan Stanley Smith Barney LLC Executive Financial Services | SEC |
| 2025/12/216:01 ET | Chad Patterson高階主管 | 280 | $5.18 萬 | 2025/12/210b5-1 | Morgan Stanley Smith Barney LLC Executive Financial Services | SEC |
| 2025/11/1016:02 ET | Abhijit Y Talwalkar董事 | 5,312 | $92.5 萬 | 2025/11/1010b5-1 | Morgan Stanley Smith Barney LLC Executive Financial Services | SEC |
| 2025/10/3116:07 ET | Daniel Wilson高階主管 | 8,000 | $166.0 萬 | 2025/10/3110b5-1 | Morgan Stanley Smith Barney LLC Executive Financial Services | SEC |
| 2025/9/316:16 ET | Daniel Wilson高階主管 | 5,000 | $87.5 萬 | 2025/9/310b5-1 | Morgan Stanley Smith Barney LLC Executive Financial Services | SEC |
| 2025/8/2216:02 ET | Sumi Shrishrimal高階主管 | 653 | $10.9 萬 | 2025/8/2210b5-1 | Morgan Stanley Smith Barney LLC Executive Financial Services | SEC |
| 2025/8/1116:18 ET | Abhijit Y Talwalkar董事 | 5,312 | $83.9 萬 | 2025/8/1110b5-1 | Morgan Stanley Smith Barney LLC Executive Financial Services | SEC |
| 2025/8/1116:04 ET | Marc Rosenbaum高階主管 | 226 | $3.59 萬 | 2025/8/1110b5-1 | Morgan Stanley Smith Barney LLC Executive Financial Services | SEC |
| 2025/8/616:05 ET | Chad Patterson高階主管 | 2,555 | $40.6 萬 | 2025/8/610b5-1 | Morgan Stanley Smith Barney LLC Executive Financial Services | SEC |
| 2025/8/517:06 ET | Quentin Blackford高階主管 · 董事 | 3.00 萬 | $481.6 萬 | 2025/8/510b5-1 | Morgan Stanley Smith Barney LLC Executive Financial Services | SEC |
| 2025/8/516:51 ET | Mark Jeffrey Rubash董事 | 1.50 萬 | $240.8 萬 | 2025/8/510b5-1 | Morgan Stanley Smith Barney LLC Executive Financial Services | SEC |
| 2025/6/2316:36 ET | Daniel Wilson高階主管 | 3,000 | $45.0 萬 | 2025/6/2310b5-1 | Morgan Stanley Smith Barney LLC Executive Financial Services | SEC |
| 2025/6/2316:13 ET | Chad Patterson高階主管 | 936 | $14.0 萬 | 2025/6/2310b5-1 | Morgan Stanley Smith Barney LLC Executive Financial Services | SEC |
| 2025/6/1018:06 ET | Chad Patterson高階主管 | 363 | $5.45 萬 | 2025/6/1010b5-1 | Morgan Stanley Smith Barney LLC Executive Financial Services | SEC |
| 2025/5/216:14 ET | Daniel Wilson高階主管 | 2,000 | $25.0 萬 | 2025/5/210b5-1 | Morgan Stanley Smith Barney LLC Executive Financial Services | SEC |
| 2025/5/216:13 ET | Chad Patterson高階主管 | 8,510 | $102.6 萬 | 2025/5/210b5-1 | Morgan Stanley Smith Barney LLC Executive Financial Services | SEC |
| 2025/2/2516:00 ET | Chad Patterson高階主管 | 461 | $5.48 萬 | 2025/2/2510b5-1 | Morgan Stanley Smith Barney LLC Executive Financial Services | SEC |
| 2024/6/1816:11 ET | Mark J Day高階主管 | 3,000 | $30.0 萬 | 2024/6/1810b5-1 | Morgan Stanley Smith Barney LLC Executive Financial Services | SEC |
| 2023/5/3117:04 ET | Cathleen Noel Bairey Merz董事 | 509 | $6.04 萬 | 2023/5/3110b5-1 | E*TRADE FINANCIAL CORPORATION | SEC |
| 2023/5/1618:37 ET | Devine Douglas高階主管 | 3,975 | $53.5 萬 | 2023/5/16 | ETRADE FINANCIAL CORPORATION | SEC |