Jane Street’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
Q2 | $32.7M | Buy |
275,262
+162,398
| +144% | +$18.9M | ﹤0.01% | 1731 |
|
|
2026
Q1 | $13.3M | Sell |
112,864
-79,527
| -41% | -$11.5M | ﹤0.01% | 2193 |
|
|
2025
Q4 | $34.1M | Buy |
192,391
+99,953
| +108% | +$17.7M | 0.01% | 1164 |
|
|
2025
Q3 | $15.9M | Buy |
92,438
+4,270
| +5% | +$679K | ﹤0.01% | 1876 |
|
|
2025
Q2 | $13.6M | Buy |
88,168
+42,415
| +93% | +$5.48M | ﹤0.01% | 1819 |
|
|
2025
Q1 | $4.79M | Buy |
45,753
+16,309
| +55% | +$1.73M | ﹤0.01% | 3000 |
|
|
2024
Q4 | $2.65M | Sell |
29,444
-70,818
| -71% | -$5.56M | ﹤0.01% | 3644 |
|
|
2024
Q3 | $7.44M | Buy |
100,262
+3,235
| +3% | +$258K | ﹤0.01% | 2270 |
|
|
2024
Q2 | $10.4M | Sell |
97,027
-9,878
| -9% | -$1.01M | ﹤0.01% | 2012 |
|
|
2024
Q1 | $12.4M | Buy |
106,905
+67,710
| +173% | +$7.61M | ﹤0.01% | 1609 |
|
|
2023
Q4 | $4.2M | Sell |
39,195
-4,119
| -10% | -$359K | ﹤0.01% | 3109 |
|
|
2023
Q3 | $4.08M | Sell |
43,314
-36,369
| -46% | -$3.7M | ﹤0.01% | 2896 |
|
|
2023
Q2 | $8.31M | Buy |
79,683
+32,967
| +71% | +$3.96M | ﹤0.01% | 2117 |
|
|
2023
Q1 | $5.79M | Sell |
46,716
-25,332
| -35% | -$2.75M | ﹤0.01% | 2243 |
|
|
2022
Q4 | $6.75M | Buy |
72,048
+53,924
| +298% | +$5.87M | ﹤0.01% | 2090 |
|
|
2022
Q3 | $2.27M | Buy |
18,124
+12,281
| +210% | +$1.77M | ﹤0.01% | 3980 |
|
|
2022
Q2 | $631K | Sell |
5,843
-11,798
| -67% | -$1.56M | ﹤0.01% | 6322 |
|
|
2022
Q1 | $2.78M | Sell |
17,641
-37,257
| -68% | -$4.78M | ﹤0.01% | 4117 |
|
|
2021
Q4 | $6.46M | Buy |
54,898
+19,844
| +57% | +$1.82M | ﹤0.01% | 2467 |
|
|
2021
Q3 | $2.05M | Sell |
35,054
-36,470
| -51% | -$1.93M | ﹤0.01% | 4421 |
|
|
2021
Q2 | $4.75M | Buy |
71,524
+66,380
| +1,290% | +$5.26M | ﹤0.01% | 2727 |
|
|
2021
Q1 | $714K | Sell |
5,144
-1,666
| -24% | -$299K | ﹤0.01% | 6135 |
|
|
2020
Q4 | $1.61M | Buy |
6,810
+2,263
| +50% | +$516K | ﹤0.01% | 3889 |
|
|
2020
Q3 | $1.08M | Sell |
4,547
-3,926
| -46% | -$695K | ﹤0.01% | 3972 |
|
|
2020
Q2 | $981K | Buy |
+8,473
| New | +$934K | ﹤0.01% | 4083 |
|
|
2019
Q4 | – | Sell |
-5,048
| Closed | -$374K | – | 5397 |
|
|
2019
Q3 | $374K | Buy |
+5,048
| New | +$391K | ﹤0.01% | 3899 |
|
|
2019
Q2 | – | Sell |
-9,315
| Closed | -$698K | – | 5421 |
|
|
2019
Q1 | $698K | Buy |
+9,315
| New | +$796K | ﹤0.01% | 3259 |
|
|
2018
Q4 | – | Sell |
-16,614
| Closed | -$1.57M | – | 5315 |
|
|
2018
Q3 | $1.57M | Buy |
+16,614
| New | +$1.45M | ﹤0.01% | 2173 |
|
|
2018
Q1 | – | Sell |
-20,592
| Closed | -$1.15M | – | 5090 |
|
|
2017
Q4 | $1.15M | Buy |
+20,592
| New | +$1.08M | ﹤0.01% | 2175 |
|
Other funds holding IRTC
RI
EAM
Jane Street's IRTC Position: Q2 2026 in Review
Jane Street increased its iRhythm Holdings (IRTC) stake by 144% in Q2 2026, buying an estimated $18.9M and bringing the position to 275,262 shares worth $32.7M. The position accounts for ﹤0.01% of the portfolio, ranked #1731.
Jane Street first reported a position in IRTC in Q4 2017 and has held it in 29 quarters since. The position peaked at $34.1M in Q4 2025. 304 funds tracked by Wall St. Rank hold IRTC as of Q2 2026.
- Jane Street held 275,262 shares of iRhythm Holdings worth $32.7M as of Q2 2026.
- Jane Street bought 162,398 iRhythm Holdings shares in Q2 2026, an estimated $18.9M.
- iRhythm Holdings made up ﹤0.01% of Jane Street's portfolio in Q2 2026, its #1731 holding.
- Jane Street first reported a position in iRhythm Holdings in Q4 2017 and has held it in 29 quarters since.
- Jane Street's iRhythm Holdings position peaked at $34.1M in Q4 2025.
- 304 funds tracked by Wall St. Rank held iRhythm Holdings as of Q2 2026.
Based on Jane Street's 13F filing for Q2 2026, filed 14 Aug 2026.