Walleye Trading’s Merit Medical Systems MMSI Stock Holding History

Walleye Trading’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
2025 Q3	–	Sell	-2,378	Closed	-$207K	–	4659
2025 Q2	$222K	Buy	2,378 +362	+18%	+$34.3K	﹤0.01%	3183
2025 Q1	$213K	Sell	2,016 -2,582	-56%	-$266K	﹤0.01%	3050
2024 Q4	$445K	Buy	+4,598	New	+$458K	﹤0.01%	2706
2023 Q4	–	Sell	-5,893	Closed	-$407K	–	5334
2023 Q3	$407K	Buy	+5,893	New	+$424K	﹤0.01%	3115
2022 Q1	–	Sell	-563	Closed	-$35K	–	5681
2021 Q4	$35K	Buy	+563	New	+$37.7K	﹤0.01%	4771
2021 Q3	–	Sell	-5,681	Closed	-$385K	–	5522
2021 Q2	$367K	Buy	+5,681	New	+$351K	﹤0.01%	3282
2020 Q1	–	Sell	-555	Closed	-$19.8K	–	4336
2019 Q4	$17K	Buy	+555	New	+$15.9K	﹤0.01%	4006
2019 Q2	–	Sell	-915	Closed	-$57K	–	4317
2019 Q1	$57K	Buy	+915	New	+$51.9K	﹤0.01%	3680
2016 Q3	–	Sell	-1,000	Closed	-$20K	–	5197
2016 Q2	$20K	Buy	1,000 +400	+67%	+$7.69K	﹤0.01%	4543
2016 Q1	$11K	Buy	+600	New	+$10.4K	﹤0.01%	4698
2015 Q3	–	Sell	-900	Closed	-$19K	–	5308
2015 Q2	$19K	Buy	+900	New	+$18.3K	﹤0.01%	4005

Other funds holding MMSI

BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return

Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return

State Street Boston, Massachusetts $3.38T AUM 44.17% 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 $36.7B AUM 74.15% 1-Year Est. Return

Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return

Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return

Wellington Management Group Boston, Massachusetts $580B AUM 38.23% 1-Year Est. Return

Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 1-Year Est. Return

NAMI

Nomura Asset Management International Philadelphia, Pennsylvania $66.6B AUM

Walleye Trading's MMSI Position: Q3 2025 in Review

Walleye Trading sold out of Merit Medical Systems (MMSI) in Q3 2025, closing a stake of 2,378 shares — an estimated $207K sold.

Walleye Trading first reported a position in MMSI in Q2 2015 and held it in 11 quarters. The position peaked at $445K in Q4 2024. 378 funds tracked by Wall St. Rank hold MMSI as of Q3 2025.

Walleye Trading reported no remaining Merit Medical Systems position as of Q3 2025 after selling out during the quarter.
Walleye Trading sold 2,378 Merit Medical Systems shares in Q3 2025, an estimated $207K.
Walleye Trading first reported a position in Merit Medical Systems in Q2 2015 and held it in 11 quarters.
Walleye Trading's Merit Medical Systems position peaked at $445K in Q4 2024.
378 funds tracked by Wall St. Rank held Merit Medical Systems as of Q3 2025.

Based on Walleye Trading's 13F filing for Q3 2025, filed 14 Nov 2025.