William Blair & Company’s Merit Medical Systems MMSI Stock Holding History

William Blair & Company’s Portfolio MMSI Stock Details MMSI Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q1	$831K	Sell	12,059 -122	-1%	-$9.53K	﹤0.01%	996
2025 Q4	$1.07M	Buy	12,181 +82	+0.7%	+$6.98K	﹤0.01%	919
2025 Q3	$1.01M	Sell	12,099 -100	-0.8%	-$8.71K	﹤0.01%	917
2025 Q2	$1.14M	Sell	12,199 -33	-0.3%	-$3.13K	﹤0.01%	855
2025 Q1	$1.29M	Sell	12,232 -285	-2%	-$29.4K	﹤0.01%	814
2024 Q4	$1.21M	Sell	12,517 -4,318	-26%	-$430K	﹤0.01%	836
2024 Q3	$1.66M	Sell	16,835 -6,454	-28%	-$591K	﹤0.01%	757
2024 Q2	$2M	Hold	23,289	–	–	0.01%	692
2024 Q1	$1.76M	Sell	23,289 -1,559	-6%	-$120K	0.01%	700
2023 Q4	$1.89M	Sell	24,848 -75	-0.3%	-$5.24K	0.01%	681
2023 Q3	$1.72M	Sell	24,923 -438	-2%	-$31.5K	0.01%	694
2023 Q2	$2.12M	Buy	25,361 +124	+0.5%	+$10.1K	0.01%	651
2023 Q1	$1.87M	Sell	25,237 -1,075	-4%	-$75.4K	0.01%	669
2022 Q4	$1.86M	Buy	26,312 +22	+0.1%	+$1.47K	0.01%	652
2022 Q3	$1.49M	Buy	26,290 +2,936	+13%	+$169K	0.01%	695
2022 Q2	$1.27M	Sell	23,354 -363	-2%	-$22.1K	0.01%	766
2022 Q1	$1.58M	Sell	23,717 -297	-1%	-$17.9K	0.01%	762
2021 Q4	$1.5M	Buy	24,014 +20	+0.1%	+$1.34K	﹤0.01%	812
2021 Q3	$1.72M	Hold	23,994	–	–	0.01%	745
2021 Q2	$1.55M	Hold	23,994	–	–	0.01%	776
2021 Q1	$1.44M	Sell	23,994 -328	-1%	-$18.8K	0.01%	782
2020 Q4	$1.35M	Buy	24,322 +9,023	+59%	+$466K	﹤0.01%	763
2020 Q3	$666K	Hold	15,299	–	–	﹤0.01%	894
2020 Q2	$698K	Hold	15,299	–	–	﹤0.01%	834
2020 Q1	$478K	Hold	15,299	–	–	﹤0.01%	885
2019 Q4	$478K	Sell	15,299 -100	-0.6%	-$2.86K	﹤0.01%	1004
2019 Q3	$469K	Hold	15,399	–	–	﹤0.01%	971
2019 Q2	$917K	Hold	15,399	–	–	0.01%	782
2019 Q1	$952K	Hold	15,399	–	–	0.01%	747
2018 Q4	$859K	Hold	15,399	–	–	0.01%	734
2018 Q3	$946K	Hold	15,399	–	–	0.01%	762
2018 Q2	$788K	Hold	15,399	–	–	0.01%	807
2018 Q1	$698K	Hold	15,399	–	–	﹤0.01%	813
2017 Q4	$665K	Hold	15,399	–	–	﹤0.01%	868
2017 Q3	$652K	Hold	15,399	–	–	﹤0.01%	843
2017 Q2	$587K	Hold	15,399	–	–	﹤0.01%	922
2017 Q1	$474K	Hold	15,399	–	–	﹤0.01%	919
2016 Q4	$408K	Hold	15,399	–	–	﹤0.01%	906
2016 Q3	$374K	Hold	15,399	–	–	﹤0.01%	935
2016 Q2	$305K	Hold	15,399	–	–	﹤0.01%	972
2016 Q1	$284K	Hold	15,399	–	–	﹤0.01%	957
2015 Q4	$286K	Hold	15,399	–	–	﹤0.01%	966
2015 Q3	$368K	Hold	15,399	–	–	﹤0.01%	1085
2015 Q2	$331K	Hold	15,399	–	–	﹤0.01%	1897
2015 Q1	$296K	Hold	15,399	–	–	﹤0.01%	1889
2014 Q4	$266K	Hold	15,399	–	–	﹤0.01%	1903
2014 Q3	$182K	Hold	15,399	–	–	﹤0.01%	1977
2014 Q2	$232K	Hold	15,399	–	–	﹤0.01%	1899
2014 Q1	$220K	Hold	15,399	–	–	﹤0.01%	1869
2013 Q4	$242K	Hold	15,399	–	–	﹤0.01%	1809
2013 Q3	$186K	Hold	15,399	–	–	﹤0.01%	1896
2013 Q2	$171K	Buy	+15,399	New	+$165K	﹤0.01%	1833

Other funds holding MMSI

BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return

VPM

Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM

VCM

Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM

State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return

CCA

Conestoga Capital Advisors Wayne, Pennsylvania $4.6B AUM 16.08% 1-Year Est. Return

Fuller & Thaler Asset Management San Mateo, California $29.7B AUM 43.33% 1-Year Est. Return

Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return

Morgan Stanley New York $1.66T AUM 25.57% 1-Year Est. Return

Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return

NAMI

Nomura Asset Management International Philadelphia, Pennsylvania $58.4B AUM

William Blair & Company's MMSI Position: Q1 2026 in Review

William Blair & Company reduced its Merit Medical Systems (MMSI) stake by 1% in Q1 2026, selling an estimated $9.53K and leaving 12,059 shares worth $831K. The position accounts for ﹤0.01% of the portfolio, ranked #996.

William Blair & Company first reported a position in MMSI in Q2 2013 and has held it in 52 quarters since. The position peaked at $2.12M in Q2 2023. 399 funds tracked by Wall St. Rank hold MMSI as of Q1 2026.

William Blair & Company held 12,059 shares of Merit Medical Systems worth $831K as of Q1 2026.
William Blair & Company sold 122 Merit Medical Systems shares in Q1 2026, an estimated $9.53K.
Merit Medical Systems made up ﹤0.01% of William Blair & Company's portfolio in Q1 2026, its #996 holding.
William Blair & Company first reported a position in Merit Medical Systems in Q2 2013 and has held it in 52 quarters since.
William Blair & Company's Merit Medical Systems position peaked at $2.12M in Q2 2023.
399 funds tracked by Wall St. Rank held Merit Medical Systems as of Q1 2026.

Based on William Blair & Company's 13F filing for Q1 2026, filed 8 May 2026.