ICON PLC

Ticker: ICLR CUSIP: G4705A100 Class: SHS

STATE OF WISCONSIN INVESTMENT BOARD's Holding History (CIK: 0000854157)

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

Q4 2021

Shares 76,037 Value ($000) $23,549 Avg Close $279.80 Range $254.34 - $313.00

Q3 2021

Shares 138,337 Value ($000) $36,247 Avg Close $243.05 Range $205.10 - $301.72

Q2 2021

Shares 55,225 Value ($000) $11,416 Avg Close $215.79 Range $193.25 - $234.22

Q1 2021

Shares 45,949 Value ($000) $9,023 Avg Close $197.42 Range $168.76 - $223.62

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2021	76,037	$23,549	$279.80	$254.34 - $313.00
Q3 2021	138,337	$36,247	$243.05	$205.10 - $301.72
Q2 2021	55,225	$11,416	$215.79	$193.25 - $234.22
Q1 2021	45,949	$9,023	$197.42	$168.76 - $223.62