iRhythm Technologies, Inc. (IRTC)
Wearable heart monitors and the monitoring service. Read November 11, 2026 from the annual report for the period ending December 31, 2025, filed February 19, 2026. Ranked 48 of the 145 Healthcare companies read so far, by the share within reach now.
Within reach now
35%
projected from METR's April 2026 measurement and Epoch's November 2026 index
End of 2028
45%
Employees, annual report
2,400
Leading staffing pattern
Medical and Diagnostic Laboratories
Share of the working time within reach, long-run pace, four times in five
Now is projected from METR's April 2026 measurement and Epoch's November 2026 index.
- Now35%
- End of 202743%
- End of 202845%
- End of 203046%
What changes for its people by the end of 2028, by its industries' figures
- Stays with people 54%
- Becomes checking a model's work 38%
- Handed over with lighter checks 6%
A cardiac monitoring company that makes its devices and runs the diagnostic service; the filing states one total.
The figures on this page come from the company's own annual report and from BLS staffing patterns for its industries, never from a roster. They are estimates with a stated method. Nothing here says what the company will do: within reach is not a forecast of jobs lost or of savings.
What follows from the reading
Share of working time within reach of AI, on the long-run pace at four in five: 35% now, 43% at the end of 2027, 45% at the end of 2028, 46% at the end of 2030. By the patterns, the work is about 46% desk work, 18% people work and 35% body work. These are the site's industry estimates weighted by the shares below: estimates with a stated method and range, not a forecast of what the company will do. By the same patterns, at the end of 2028 about 54% of the working time stays with people (conversation, in-person and hands-on work), 38% becomes checking a model's work and 6% could be handed over with lighter checks, from the industries' own figures, not the company's roles.
Headcount
2,400 employees as of December 31, 2025 (stated). Not stated. The stock purchase plan covers employees in the United States and the United Kingdom.
The filing: “As of December 31, 2025, we had approximately 2,400 employees globally.”
The workforce as industry patterns
| Pattern | Share | Reason, from the filing |
|---|---|---|
| Medical and Diagnostic Laboratories | 60% | By description (c): all revenue is a cardiac monitoring service billed to payors, in which its testing facilities analyze the recorded heart data and issue reports; no count by function. |
| Navigational, Measuring, Electromedical, and Control Instruments Manufacturing | 40% | By description (c): it designs and makes the wearable monitors, electromedical devices under its registration; no count by function. |
What the filing says about the workforce: The filing also says it employs approximately 2,400 regular full-time employees.
Companies read with the same leading pattern
Other companies whose largest staffing pattern is also Medical and Diagnostic Laboratories, largest first, each read from its own annual report. Within reach now and at the end of 2028, long-run pace, four in five. Now is projected from METR's April 2026 measurement and Epoch's November 2026 index.
- Labcorp Holdings Inc. (LH, 71,000 employees)35% now, 45% by 2028
- Quest Diagnostics Incorporated (DGX, 57,000 employees)34% now, 41% by 2028
- RadNet, Inc. (RDNT, 11,264 employees)34% now, 41% by 2028
- Natera, Inc. (NTRA, 6,140 employees)34% now, 41% by 2028
- Lumexa Imaging Holdings, Inc. Common Stock (LMRI, 5,019 employees)34% now, 41% by 2028
- Tempus AI, Inc. (TEM, 3,800 employees)39% now, 51% by 2028
- Myriad Genetics, Inc. (MYGN, 2,700 employees)34% now, 41% by 2028
- Guardant Health, Inc. (GH, 2,506 employees)34% now, 41% by 2028
What the filing says about AI
33 sentences in the filing name AI. The filing describes proprietary deep-learned artificial intelligence that analyzes heart rhythm data for its reports and names it among its strengths.
- “We believe iRhythm is uniquely positioned to address this opportunity through our scalable service model, long-term continuous monitoring capabilities, extensive clinical evidence base, and proprietary artificial intelligence.”
- “The iRhythm Difference We believe there are strong benefits offered by our 14-day wear time, by the diagnostic yield possibly achieved through our technology, and by the clinical accuracy of our Zio report as enabled by our proprietary deep-learned artificial intelligence that can help to reduce inaccuracies in computerized ECG interpretations and improve the efficiency of expert human ECG inte...”
- “Additionally, data from the Zio LTCM Service has been used in development of proprietary artificial intelligence, including a deep-learned neural network model which has been shown to meet or exceed the performance of cardiologists in detection of 12 arrhythmia types.”
- “We believe our differentiated combination of patient-friendly, long-term wearable biosensors, proprietary FDA-cleared artificial intelligence algorithms, and integrated digital workflows enables physicians to obtain diagnostic certainty in a single test, improving patient care while reducing downstream healthcare utilization.”
- “Our extensive repository of curated ECG data, combined with external data sources and advanced artificial intelligence, underpins our efforts to improve identification, prediction, and stratification of arrhythmia risk.”
Its annual reports, year by year
Sentences naming AI in each annual report, counted by one rule, beside the median report in the Index that year. Each count links its filing. Every company, by year and sector
- Fiscal 20213median 0
- Fiscal 20223median 0
- Fiscal 202315median 1
- Fiscal 202423median 4
- Fiscal 202533median 10
Headcount by filing year
As reported in each year's annual report, with the filing. A year marked not read had no figure the reading could take from the report's text.
| Period | Employees | Filed | Filing |
|---|---|---|---|
| 2025-12-31 | 2,400 | 2026-02-19 | 10-K |
| 2024-12-31 | 2,000 | 2025-02-20 | 10-K |
| 2023-12-31 | 2,000 | 2024-02-22 | 10-K |
| 2022-12-31 | 1,793 | 2023-02-23 | 10-K |
| 2021-12-31 | 1,700 | 2022-02-28 | 10-K |
| 2020-12-31 | 1,157 | 2021-02-26 | 10-K |
| 2019-12-31 | 997 | 2020-03-02 | 10-K |
| 2018-12-31 | 748 | 2019-03-04 | 10-K |
| 2017-12-31 | 575 | 2018-03-01 | 10-K |
| 2016-12-31 | 406 | 2017-03-31 | 10-K |
Limits of this reading
- No count by function; the split between the monitoring service and device manufacturing is by description.
Source: the company's annual report on EDGAR, accession 0001388658-26-000011, the filing. Read by Claude Fable 5.2 under rubric version 1, by the method. A company can write to info@stratussc.com to have its reading checked against its filing.
The report on iRhythm Technologies, Inc., $29
This page as a document to keep, with what it does not show: the share within reach at every date on three paces and two reliabilities, a typical workforce of this shape at the stated headcount role by role and task by task (the industries' staffing, never the company's roster), where to start, what changes for the people and what they would learn, every sentence in the filing that names AI, the headcount by year, the companies read with the same leading pattern, the method and a citation line. To print or save as a PDF, open again in your browser for a year.
See the report, $29See the sample first: Walmart's report is free
Questions about this company
- How much of iRhythm Technologies, Inc.'s working time is within reach of AI?
- An estimated 35% now and 45% by the end of 2028, on METR's long-run pace at four in five, from the workforce iRhythm Technologies, Inc.'s own annual report describes and BLS staffing patterns for its industries, never from a roster. It is an estimate with a stated method. It is not a forecast of jobs lost or of savings, and it says nothing about what the company will do.
- How many people does iRhythm Technologies, Inc. employ?
- 2,400 as of December 31, 2025, as its annual report for the period ending December 31, 2025 states.
- What kinds of work make up iRhythm Technologies, Inc.'s workforce?
- Read from its annual report as a blend of 2 industry staffing patterns, the largest Medical and Diagnostic Laboratories; by those patterns the work is about 46% desk work, 18% people work and 35% body work. Each share has a one-sentence reason on this page that can be checked against the filing.
- What does iRhythm Technologies, Inc.'s annual report say about AI?
- 33 sentences in the filing name AI. Its annual reports for fiscal 2021 to 2025 name it in 3, 3, 15, 23 and 33 sentences, year by year. They are counted and quoted on this page, never judged: a count says how much a filing talks about AI, not what the company does with it.
- How is this estimated?
- Claude Fable 5.2 read the annual report under the Index's written rubric (version 1) on November 11, 2026: the stated headcount, the share in the U.S. when stated, and the workforce as a blend of industry staffing patterns. The estimates are the site's industry estimates weighted by those shares, from O*NET tasks with estimated lengths and METR's measurements of how long a task AI models can finish. A company can write to info@stratussc.com to have its reading checked against its filing.
Embed these figures on your site
A small card with the share of working time within reach now and at the end of 2027, 2028 and 2030, the date and a link back. Free under CC BY 4.0; the card carries the credit.