Cliff Asness's IRTC Position Overview
Cliff Asness (via Aqr Capital Management LLC) currently holds 31,421 shares of iRhythm Technologies, Inc. (IRTC) worth $5.4 M, representing 0.00% of the portfolio. First purchased in 2018-Q1, this long-term strategic position has been held for 31 quarters.
Based on 13F filings, Cliff Asness has maintained a strategic position in IRTC, demonstrating sustained confidence in this investment. Largest addition occurred in Q3 2025, adding 24,436 shares. Largest reduction occurred in Q4 2021, reducing 17,097 shares.
Analysis based on 13F filings available since 2013 Q2
Cliff Asness's iRhythm Technologies (IRTC) Holding Value Over Time
Track share changes against reported price movement
Quarterly iRhythm Technologies (IRTC) Trades by Cliff Asness
| Period | Bought/Sold (Sh.) | % Change | Qtr. End Shares | Reported Price |
|---|---|---|---|---|
| Q1 2018 | +4,844 | New Buy | 4,844 | $62.96 |
| Q2 2018 | +3,347 | Add 69.10% | 8,191 | $81.19 |
| Q3 2018 | +3,829 | Add 46.75% | 12,020 | $94.68 |
| Q4 2018 | -1,519 | Reduce 12.64% | 10,501 | $69.52 |
| Q1 2019 | -260 | Reduce 2.48% | 10,241 | $74.99 |
| Q2 2019 | -4,045 | Reduce 39.50% | 6,196 | $79.08 |
| Q3 2019 | -6,196 | Sold Out | 6,196 | $0.00 |
| Q2 2020 | +6,492 | New Buy | 6,492 | $115.83 |
| Q3 2020 | +8,753 | Add 134.83% | 15,245 | $238.11 |
| Q4 2020 | -3,229 | Reduce 21.18% | 12,016 | $237.18 |
| Q1 2021 | -2,981 | Reduce 24.81% | 9,035 | $138.90 |
| Q2 2021 | +5,543 | Add 61.35% | 14,578 | $66.33 |
| Q3 2021 | +8,255 | Add 56.63% | 22,833 | $58.56 |
| Q4 2021 | -17,097 | Reduce 74.88% | 5,736 | $117.68 |
| Q1 2022 | +7,884 | Add 137.45% | 13,620 | $157.49 |
| Q2 2022 | -447 | Reduce 3.28% | 13,173 | $108.02 |
| Q3 2022 | +5,035 | Add 38.22% | 18,208 | $125.27 |
| Q4 2022 | -3,040 | Reduce 16.70% | 15,168 | $93.67 |
| Q1 2023 | -12,437 | Reduce 81.99% | 2,731 | $124.03 |
| Q2 2023 | +597 | Add 21.86% | 3,328 | $104.32 |
| Q3 2023 | +1,204 | Add 36.18% | 4,532 | $94.26 |
| Q4 2023 | +1,607 | Add 35.46% | 6,139 | $107.04 |
| Q1 2024 | -3,113 | Reduce 50.71% | 3,026 | $116.00 |
| Q2 2024 | -3,026 | Sold Out | 3,026 | $0.00 |
| Q4 2024 | +8,280 | New Buy | 8,280 | $90.17 |
| Q1 2025 | +23 | Add 0.28% | 8,303 | $104.68 |
| Q2 2025 | -1,318 | Reduce 15.87% | 6,985 | $153.96 |
| Q3 2025 | +24,436 | Add 349.84% | 31,421 | $171.99 |
Cliff Asness's iRhythm Technologies Investment FAQs
Cliff Asness first purchased iRhythm Technologies, Inc. (IRTC) in Q1 2018, acquiring 4,844 shares, as reported in their 13F filing for that period. Note: Analysis reflects filings available since Q2 2013; earlier records may be incomplete.
Cliff Asness has held iRhythm Technologies, Inc. (IRTC) for 31 quarters since Q1 2018. Note: Analysis reflects filings available since Q2 2013; earlier records may be incomplete.
Cliff Asness's largest addition to iRhythm Technologies, Inc. (IRTC) was in Q3 2025, adding 31,421 shares worth $5.4 M. Note: Analysis reflects filings available since Q2 2013; earlier records may be incomplete.
According to the latest 13F filing for Q3 2025, Cliff Asness's firm, Aqr Capital Management LLC, owns 31,421 shares of iRhythm Technologies, Inc. (IRTC), valued at approximately $5.4 M. Note: Analysis reflects filings available since Q2 2013; earlier records may be incomplete.
As of the Q3 2025 filing, iRhythm Technologies, Inc. (IRTC) represents approximately 0.00% of Cliff Asness's publicly disclosed stock portfolio, making it one of their key holdings. Note: Analysis reflects filings available since Q2 2013; earlier records may be incomplete.
Cliff Asness's peak holding in iRhythm Technologies, Inc. (IRTC) was 31,421 shares, as reported at the end of Q3 2025. Note: Analysis reflects filings available since Q2 2013; earlier records may be incomplete.