IRHYTHM TECHNOLOGIES INC

Ticker: IRTC CUSIP: 450056106 Class: EQTY

DRIEHAUS CAPITAL MANAGEMENT LLC's Holding History (CIK: 0000938206)

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

Q4 2025
Shares 267,968 Value ($000) $47,548 Avg Close $177.21 Range $155.00 - $212.00
Q3 2025
Shares 218,423 Value ($000) $37,567 Avg Close $158.94 Range $129.48 - $187.57
Q2 2025
Shares 161,646 Value ($000) $24,887 Avg Close $129.23 Range $92.52 - $157.13
Q3 2019
Shares 56,635 Value ($000) $4,197 Avg Close $77.47 Range $68.30 - $86.88
Q2 2019
Shares 96,954 Value ($000) $7,667 Avg Close $72.83 Range $65.49 - $82.17
Q1 2019
Shares 93,457 Value ($000) $7,006 Avg Close $85.47 Range $64.46 - $98.13
Q4 2018
Shares 217,491 Value ($000) $15,111 Avg Close $75.81 Range $58.99 - $95.50
Q3 2018
Shares 294,271 Value ($000) $27,856 Avg Close $87.09 Range $70.29 - $98.37
Q2 2018
Shares 233,262 Value ($000) $18,925 Avg Close $69.92 Range $55.18 - $84.70
Q1 2018
Shares 261,729 Value ($000) $16,476 Avg Close $61.91 Range $55.21 - $68.07
Q4 2017
Shares 246,112 Value ($000) $13,795 Avg Close $52.26 Range $46.95 - $57.91
Q3 2017
Shares 237,891 Value ($000) $12,342 Avg Close $45.28 Range $40.12 - $52.43
Q2 2017
Shares 208,981 Value ($000) $8,880 Avg Close $36.42 Range $32.10 - $43.07
Q1 2017
Shares 131,907 Value ($000) $4,960 Avg Close $34.41 Range $28.70 - $40.48
Q4 2016
Shares 126,796 Value ($000) $3,804 Avg Close $26.94 Range $22.16 - $31.69