MERIT MED SYS INC

Ticker: MMSI CUSIP: 589889104 Class: EQTY

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

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

Q4 2025

Shares 874,859 Value ($000) $77,110 Avg Close $85.11 Range $78.12 - $90.16

Q3 2025

Shares 863,996 Value ($000) $71,910 Avg Close $87.09 Range $79.10 - $96.74

Q2 2025

Shares 739,600 Value ($000) $69,138 Avg Close $94.75 Range $85.46 - $107.27

Q1 2025

Shares 601,644 Value ($000) $63,600 Avg Close $103.16 Range $94.87 - $111.45

Q4 2024

Shares 687,031 Value ($000) $66,450 Avg Close $99.66 Range $93.62 - $108.08

Q3 2024

Shares 1,438,532 Value ($000) $142,170 Avg Close $91.50 Range $82.62 - $101.60

Q2 2024

Shares 3,053,461 Value ($000) $262,445 Avg Close $78.64 Range $70.70 - $86.44

Q1 2024

Shares 3,042,949 Value ($000) $230,503 Avg Close $77.20 Range $70.86 - $81.99

Q4 2023

Shares 3,791,089 Value ($000) $287,971 Avg Close $69.80 Range $62.58 - $77.34

Q3 2023

Shares 3,895,695 Value ($000) $268,881 Avg Close $71.96 Range $62.67 - $85.18

Q2 2023

Shares 3,375,272 Value ($000) $282,308 Avg Close $81.34 Range $72.51 - $85.62

Q1 2023

Shares 3,395,832 Value ($000) $251,122 Avg Close $70.16 Range $65.22 - $74.51

Q4 2022

Shares 3,729,980 Value ($000) $263,411 Avg Close $66.75 Range $54.66 - $76.14

Q3 2022

Shares 4,083,997 Value ($000) $230,787 Avg Close $57.60 Range $50.46 - $63.66

Q2 2022

Shares 3,250,863 Value ($000) $176,424 Avg Close $61.01 Range $51.31 - $72.00

Q1 2022

Shares 3,351,688 Value ($000) $222,954 Avg Close $60.13 Range $51.66 - $68.05

Q4 2021

Shares 3,357,638 Value ($000) $209,181 Avg Close $67.01 Range $58.12 - $73.44

Q3 2021

Shares 3,382,662 Value ($000) $242,875 Avg Close $67.85 Range $58.87 - $73.85

Q2 2021

Shares 3,437,318 Value ($000) $222,257 Avg Close $61.85 Range $58.29 - $65.46

Q1 2021

Shares 3,476,929 Value ($000) $208,199 Avg Close $57.29 Range $52.43 - $61.74

Q4 2020

Shares 3,387,365 Value ($000) $188,033 Avg Close $51.61 Range $41.57 - $58.70

Q3 2020

Shares 972,964 Value ($000) $42,324 Avg Close $45.20 Range $39.45 - $50.38

Q2 2020

Shares 965,936 Value ($000) $44,095 Avg Close $40.35 Range $28.06 - $46.27

Q1 2020

Shares 954,873 Value ($000) $29,840 Avg Close $35.62 Range $25.18 - $43.44

Q4 2019

Shares 852,927 Value ($000) $26,628 Avg Close $28.64 Range $19.50 - $32.38

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	874,859	$77,110	$85.11	$78.12 - $90.16
Q3 2025	863,996	$71,910	$87.09	$79.10 - $96.74
Q2 2025	739,600	$69,138	$94.75	$85.46 - $107.27
Q1 2025	601,644	$63,600	$103.16	$94.87 - $111.45
Q4 2024	687,031	$66,450	$99.66	$93.62 - $108.08
Q3 2024	1,438,532	$142,170	$91.50	$82.62 - $101.60
Q2 2024	3,053,461	$262,445	$78.64	$70.70 - $86.44
Q1 2024	3,042,949	$230,503	$77.20	$70.86 - $81.99
Q4 2023	3,791,089	$287,971	$69.80	$62.58 - $77.34
Q3 2023	3,895,695	$268,881	$71.96	$62.67 - $85.18
Q2 2023	3,375,272	$282,308	$81.34	$72.51 - $85.62
Q1 2023	3,395,832	$251,122	$70.16	$65.22 - $74.51
Q4 2022	3,729,980	$263,411	$66.75	$54.66 - $76.14
Q3 2022	4,083,997	$230,787	$57.60	$50.46 - $63.66
Q2 2022	3,250,863	$176,424	$61.01	$51.31 - $72.00
Q1 2022	3,351,688	$222,954	$60.13	$51.66 - $68.05
Q4 2021	3,357,638	$209,181	$67.01	$58.12 - $73.44
Q3 2021	3,382,662	$242,875	$67.85	$58.87 - $73.85
Q2 2021	3,437,318	$222,257	$61.85	$58.29 - $65.46
Q1 2021	3,476,929	$208,199	$57.29	$52.43 - $61.74
Q4 2020	3,387,365	$188,033	$51.61	$41.57 - $58.70
Q3 2020	972,964	$42,324	$45.20	$39.45 - $50.38
Q2 2020	965,936	$44,095	$40.35	$28.06 - $46.27
Q1 2020	954,873	$29,840	$35.62	$25.18 - $43.44
Q4 2019	852,927	$26,628	$28.64	$19.50 - $32.38