IRHYTHM TECHNOLOGIES INC

Ticker: IRTC CUSIP: 450056106 Class: EQTY

MASSACHUSETTS FINANCIAL SERVICES CO /MA/'s Holding History (CIK: 0000912938)

Note: Option positions (PUT/CALL) are excluded.

Q4 2025
Shares 150,284 Value ($000) $26,666 Avg Close $177.21 Range $155.00 - $212.00
Q3 2025
Shares 160,550 Value ($000) $27,613 Avg Close $158.94 Range $129.48 - $187.57
Q2 2025
Shares 126,455 Value ($000) $19,469 Avg Close $129.23 Range $92.52 - $157.13
Q3 2020
Shares 112,104 Value ($000) $26,693 Avg Close $176.91 Range $108.86 - $241.93
Q2 2020
Shares 197,026 Value ($000) $22,833 Avg Close $110.25 Range $70.63 - $136.55
Q1 2020
Shares 201,814 Value ($000) $16,418 Avg Close $82.93 Range $56.54 - $104.25
Q4 2019
Shares 283,033 Value ($000) $19,272 Avg Close $67.85 Range $56.24 - $75.39
Q3 2019
Shares 233,325 Value ($000) $17,292 Avg Close $77.47 Range $68.30 - $86.88
Q2 2019
Shares 185,429 Value ($000) $14,664 Avg Close $72.83 Range $65.49 - $82.17
Q1 2019
Shares 146,515 Value ($000) $10,983 Avg Close $85.47 Range $64.46 - $98.13
Q4 2018
Shares 116,387 Value ($000) $8,087 Avg Close $75.81 Range $58.99 - $95.50
Q3 2018
Shares 86,586 Value ($000) $8,196 Avg Close $87.09 Range $70.29 - $98.37
Q2 2018
Shares 119,997 Value ($000) $9,735 Avg Close $69.92 Range $55.18 - $84.70
Q1 2018
Shares 183,769 Value ($000) $11,568 Avg Close $61.91 Range $55.21 - $68.07
Q4 2017
Shares 207,225 Value ($000) $11,615 Avg Close $52.26 Range $46.95 - $57.91
Q3 2017
Shares 239,110 Value ($000) $12,405 Avg Close $45.28 Range $40.12 - $52.43
Q2 2017
Shares 237,660 Value ($000) $10,098 Avg Close $36.42 Range $32.10 - $43.07
Q1 2017
Shares 177,958 Value ($000) $6,691 Avg Close $34.41 Range $28.70 - $40.48
Q4 2016
Shares 209,539 Value ($000) $6,286 Avg Close $26.94 Range $22.16 - $31.69