IRHYTHM TECHNOLOGIES INC

Ticker: IRTC CUSIP: 450056106 Class: EQTY

MARSHALL WACE, LLP's Holding History (CIK: 0001318757)

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

Q4 2025
Shares 3,564 Value ($000) $632 Avg Close $177.21 Range $155.00 - $212.00
Q3 2025
Shares 1,263 Value ($000) $217 Avg Close $158.94 Range $129.48 - $187.57
Q3 2024
Shares 86,763 Value ($000) $6,441 Avg Close $79.65 Range $60.88 - $109.50
Q4 2023
Shares 209,537 Value ($000) $22,429 Avg Close $87.15 Range $70.24 - $110.48
Q2 2022
Shares 9,550 Value ($000) $1,032 Avg Close $132.47 Range $103.03 - $169.54
Q4 2021
Shares 31,733 Value ($000) $3,733 Avg Close $91.74 Range $56.52 - $127.61
Q1 2021
Shares 30,306 Value ($000) $4,208 Avg Close $179.22 Range $125.10 - $286.19
Q2 2020
Shares 1,888 Value ($000) $219 Avg Close $110.25 Range $70.63 - $136.55
Q4 2019
Shares 3,958 Value ($000) $270 Avg Close $67.85 Range $56.24 - $75.39
Q4 2018
Shares 1,532 Value ($000) $107 Avg Close $75.81 Range $58.99 - $95.50
Q1 2018
Shares 7,200 Value ($000) $453 Avg Close $61.91 Range $55.21 - $68.07