CHARLES RIV LABS INTL INC

Ticker: CRL CUSIP: 159864107 Class: EQTY

WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC's Holding History (CIK: 0001644956)

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

Q1 2024

Shares 364,614 Value ($000) $98,792 Avg Close $238.81 Range $201.01 - $275.00

Q4 2023

Shares 370,603 Value ($000) $87,611 Avg Close $196.66 Range $161.65 - $239.84

Q3 2023

Shares 386,218 Value ($000) $75,691 Avg Close $205.30 Range $191.10 - $218.83

Q2 2023

Shares 394,259 Value ($000) $82,893 Avg Close $198.96 Range $181.22 - $212.91

Q1 2023

Shares 695,975 Value ($000) $140,462 Avg Close $226.63 Range $188.85 - $262.00

Q4 2022

Shares 710,020 Value ($000) $154,713 Avg Close $218.37 Range $189.76 - $252.40

Q3 2022

Shares 727,556 Value ($000) $143,183 Avg Close $215.88 Range $181.36 - $250.82

Q2 2022

Shares 1,005,199 Value ($000) $215,082 Avg Close $244.35 Range $203.37 - $308.15

Q1 2022

Shares 1,035,968 Value ($000) $294,184 Avg Close $308.36 Range $251.30 - $376.78

Q4 2021

Shares 1,076,250 Value ($000) $405,509 Avg Close $388.52 Range $347.74 - $449.34

Q3 2021

Shares 942,596 Value ($000) $388,981 Avg Close $415.31 Range $368.43 - $460.21

Q2 2021

Shares 978,478 Value ($000) $361,959 Avg Close $333.92 Range $290.31 - $372.51

Q1 2021

Shares 992,180 Value ($000) $287,564 Avg Close $277.97 Range $243.37 - $303.79

Q4 2020

Shares 130,946 Value ($000) $32,718 Avg Close $238.16 Range $219.79 - $257.88

Q3 2020

Shares 165,812 Value ($000) $37,548 Avg Close $207.53 Range $174.82 - $228.86

Q2 2018

Shares 1,671,909 Value ($000) $187,688 Avg Close $108.11 Range $101.58 - $118.53

Q1 2018

Shares 1,708,523 Value ($000) $182,368 Avg Close $107.79 Range $96.70 - $115.65

Q4 2017

Shares 1,406,744 Value ($000) $153,968 Avg Close $108.82 Range $99.12 - $119.05

Q3 2017

Shares 45,118 Value ($000) $4,874 Avg Close $102.74 Range $94.15 - $109.59

Period	Shares	Value ($000)	Average Close	Price Range
Q1 2024	364,614	$98,792	$238.81	$201.01 - $275.00
Q4 2023	370,603	$87,611	$196.66	$161.65 - $239.84
Q3 2023	386,218	$75,691	$205.30	$191.10 - $218.83
Q2 2023	394,259	$82,893	$198.96	$181.22 - $212.91
Q1 2023	695,975	$140,462	$226.63	$188.85 - $262.00
Q4 2022	710,020	$154,713	$218.37	$189.76 - $252.40
Q3 2022	727,556	$143,183	$215.88	$181.36 - $250.82
Q2 2022	1,005,199	$215,082	$244.35	$203.37 - $308.15
Q1 2022	1,035,968	$294,184	$308.36	$251.30 - $376.78
Q4 2021	1,076,250	$405,509	$388.52	$347.74 - $449.34
Q3 2021	942,596	$388,981	$415.31	$368.43 - $460.21
Q2 2021	978,478	$361,959	$333.92	$290.31 - $372.51
Q1 2021	992,180	$287,564	$277.97	$243.37 - $303.79
Q4 2020	130,946	$32,718	$238.16	$219.79 - $257.88
Q3 2020	165,812	$37,548	$207.53	$174.82 - $228.86
Q2 2018	1,671,909	$187,688	$108.11	$101.58 - $118.53
Q1 2018	1,708,523	$182,368	$107.79	$96.70 - $115.65
Q4 2017	1,406,744	$153,968	$108.82	$99.12 - $119.05
Q3 2017	45,118	$4,874	$102.74	$94.15 - $109.59