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Lisanti Capital Growth’s iRhythm Holdings IRTC Stock Holding History

Lisanti Capital Growth’s Portfolio IRTC Stock Details IRTC Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		– Sell
-16,995
Closed -$3.02M – 127
2025
Q4 		$3.02M Buy
16,995
+165
+1% +$29.2K 0.71% 69
2025
Q3 		$2.89M Buy
+16,830
New +$2.68M 0.71% 67
2022
Q4 		– Sell
-42,710
Closed -$5.35M – 143
2022
Q3 		$5.35M Sell
42,710
-25,060
-37% -$3.62M 0.72% 59
2022
Q2 		$7.32M Sell
67,770
-12,150
-15% -$1.61M 0.99% 42
2022
Q1 		$12.6M Buy
79,920
+58,280
+269% +$7.48M 1.41% 18
2021
Q4 		$2.55M Buy
+21,640
New +$1.99M 0.37% 96
2020
Q4 		– Sell
-31,596
Closed -$7.52M – 134
2020
Q3 		$7.52M Buy
31,596
+13,761
+77% +$2.43M 1.39% 24
2020
Q2 		$2.07M Buy
+17,835
New +$1.97M 0.42% 85
2019
Q1 		– Sell
-11,130
Closed -$773K – 122
2018
Q4 		$773K Sell
11,130
-16,715
-60% -$1.27M 0.31% 87
2018
Q3 		$2.64M Sell
27,845
-3,890
-12% -$339K 0.92% 51
2018
Q2 		$2.58M Sell
31,735
-7,385
-19% -$516K 0.98% 44
2018
Q1 		$2.46M Buy
39,120
+16,950
+76% +$1.05M 1.19% 30
2017
Q4 		$1.24M Buy
22,170
+6,765
+44% +$354K 0.71% 59
2017
Q3 		$799K Buy
15,405
+3,240
+27% +$147K 0.5% 75
2017
Q2 		$517K Sell
12,165
-6,660
-35% -$243K 0.34% 105
2017
Q1 		$708K Buy
+18,825
New +$648K 1.01% 53

Other funds holding IRTC

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
RI
RTW Investments New York $11.7B AUM 174.13% 1-Year Est. Return
Millennium Management
Millennium Management New York $276B AUM 44.8% 1-Year Est. Return
Artisan Partners
Artisan Partners Milwaukee, Wisconsin $63.1B AUM 35.51% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
Fidelity Investments
Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return
Holocene Advisors
Holocene Advisors New York $44.4B AUM 57.89% 1-Year Est. Return
UBS AM
UBS AM Chicago, Illinois $550B AUM 43.33% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return

Lisanti Capital Growth's IRTC Position: Q1 2026 in Review

Lisanti Capital Growth sold out of iRhythm Holdings (IRTC) in Q1 2026, closing a stake of 16,995 shares — an estimated $3.02M sold.

Lisanti Capital Growth first reported a position in IRTC in Q1 2017 and held it in 16 quarters. The position peaked at $12.6M in Q1 2022. 305 funds tracked by Wall St. Rank hold IRTC as of Q1 2026.

  • Lisanti Capital Growth reported no remaining iRhythm Holdings position as of Q1 2026 after selling out during the quarter.
  • Lisanti Capital Growth sold 16,995 iRhythm Holdings shares in Q1 2026, an estimated $3.02M.
  • Lisanti Capital Growth first reported a position in iRhythm Holdings in Q1 2017 and held it in 16 quarters.
  • Lisanti Capital Growth's iRhythm Holdings position peaked at $12.6M in Q1 2022.
  • 305 funds tracked by Wall St. Rank held iRhythm Holdings as of Q1 2026.

Based on Lisanti Capital Growth's 13F filing for Q1 2026, filed 7 May 2026.