Citadel Advisors’s iRhythm Holdings IRTC Stock Holding History
Bought
Maintained
Sold
| Quarter | Market Value | Status | Shares |
Change in Stake | Trade Value | Portfolio Weight | Portfolio Position | |
|---|---|---|---|---|---|---|---|---|
|
2026
Q1 | $1.45M | Sell |
12,300
-69,800
| -85% | -$10.1M | ﹤0.01% | 6790 |
|
|
2025
Q4 | $14.6M | Buy |
82,100
+59,100
| +257% | +$10.5M | ﹤0.01% | 2738 |
|
|
2025
Q3 | $3.96M | Buy |
23,000
+2,300
| +11% | +$366K | ﹤0.01% | 4781 |
|
|
2025
Q2 | $3.19M | Buy |
20,700
+12,300
| +146% | +$1.59M | ﹤0.01% | 4878 |
|
|
2025
Q1 | $879K | Sell |
8,400
-9,400
| -53% | -$996K | ﹤0.01% | 7249 |
|
|
2024
Q4 | $1.61M | Sell |
17,800
-16,800
| -49% | -$1.32M | ﹤0.01% | 6086 |
|
|
2024
Q3 | $2.57M | Buy |
34,600
+6,700
| +24% | +$534K | ﹤0.01% | 5053 |
|
|
2024
Q2 | $3M | Sell |
27,900
-3,800
| -12% | -$388K | ﹤0.01% | 4563 |
|
|
2024
Q1 | $3.68M | Buy |
31,700
+4,700
| +17% | +$528K | ﹤0.01% | 4459 |
|
|
2023
Q4 | $2.89M | Sell |
27,000
-45,900
| -63% | -$4M | ﹤0.01% | 4702 |
|
|
2023
Q3 | $6.87M | Sell |
72,900
-122,300
| -63% | -$12.4M | ﹤0.01% | 3188 |
|
|
2023
Q2 | $20.4M | Buy |
195,200
+164,000
| +526% | +$19.7M | ﹤0.01% | 1864 |
|
|
2023
Q1 | $3.87M | Sell |
31,200
-44,000
| -59% | -$4.77M | ﹤0.01% | 4230 |
|
|
2022
Q4 | $7.04M | Buy |
75,200
+24,000
| +47% | +$2.61M | ﹤0.01% | 3319 |
|
|
2022
Q3 | $6.41M | Buy |
51,200
+47,700
| +1,363% | +$6.89M | ﹤0.01% | 3460 |
|
|
2022
Q2 | $378K | Sell |
3,500
-4,400
| -56% | -$583K | ﹤0.01% | 9271 |
|
|
2022
Q1 | $1.24M | Sell |
7,900
-32,200
| -80% | -$4.13M | ﹤0.01% | 7208 |
|
|
2021
Q4 | $4.72M | Sell |
40,100
-35,400
| -47% | -$3.25M | ﹤0.01% | 4397 |
|
|
2021
Q3 | $4.42M | Buy |
75,500
+10,600
| +16% | +$562K | ﹤0.01% | 4545 |
|
|
2021
Q2 | $4.31M | Buy |
64,900
+23,400
| +56% | +$1.85M | ﹤0.01% | 4765 |
|
|
2021
Q1 | $5.76M | Buy |
41,500
+5,600
| +16% | +$1M | ﹤0.01% | 3966 |
|
|
2020
Q4 | $8.52M | Buy |
35,900
+15,700
| +78% | +$3.58M | ﹤0.01% | 2854 |
|
|
2020
Q3 | $4.81M | Sell |
20,200
-400
| -2% | -$70.8K | ﹤0.01% | 3224 |
|
|
2020
Q2 | $2.39M | Buy |
20,600
+15,800
| +329% | +$1.74M | ﹤0.01% | 4258 |
|
|
2020
Q1 | $390K | Buy |
4,800
+1,400
| +41% | +$116K | ﹤0.01% | 6868 |
|
|
2019
Q4 | $232K | Sell |
3,400
-5,000
| -60% | -$339K | ﹤0.01% | 7975 |
|
|
2019
Q3 | $623K | Buy |
8,400
+500
| +6% | +$38.7K | ﹤0.01% | 6380 |
|
|
2019
Q2 | $625K | Sell |
7,900
-23,400
| -75% | -$1.7M | ﹤0.01% | 6467 |
|
|
2019
Q1 | $2.35M | Buy |
+31,300
| New | +$2.68M | ﹤0.01% | 4193 |
|
|
2018
Q3 | – | Sell |
-3,900
| Closed | -$316K | – | 9457 |
|
|
2018
Q2 | $316K | Buy |
+3,900
| New | +$273K | ﹤0.01% | 7126 |
|
Other funds holding IRTC
VPM
RI
VCM
Citadel Advisors's IRTC Position: Q1 2026 in Review
Citadel Advisors opened a new position in iRhythm Holdings (IRTC) in Q1 2026: 113,600 shares worth $13.4M. The stake represents ﹤0.01% of the portfolio and ranks #2838 among its holdings. This is a return to the name: Citadel Advisors previously reported a position in IRTC as recently as Q3 2025.
Citadel Advisors first reported a position in IRTC in Q1 2017 and has held it in 36 quarters since. The position peaked at $79.8M in Q2 2022. 304 funds tracked by Wall St. Rank hold IRTC as of Q1 2026.
- Citadel Advisors held 113,600 shares of iRhythm Holdings worth $13.4M as of Q1 2026.
- iRhythm Holdings was a new Citadel Advisors position in Q1 2026.
- iRhythm Holdings made up ﹤0.01% of Citadel Advisors's portfolio in Q1 2026, its #2838 holding.
- Citadel Advisors first reported a position in iRhythm Holdings in Q1 2017 and has held it in 36 quarters since.
- Citadel Advisors's iRhythm Holdings position peaked at $79.8M in Q2 2022.
- 304 funds tracked by Wall St. Rank held iRhythm Holdings as of Q1 2026.
Based on Citadel Advisors's 13F filing for Q1 2026, filed 15 May 2026.