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Atom Investors’s Merit Medical Systems MMSI Stock Holding History

Atom Investors’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
Q2 		$2.1M Buy
+30,284
New +$2M 0.19% 161
2019
Q3 		– Sell
-28,443
Closed -$1.69M – 370
2019
Q2 		$1.69M Buy
28,443
+21,966
+339% +$1.26M 0.11% 207
2019
Q1 		$400K Sell
6,477
-21,155
-77% -$1.2M 0.03% 374
2018
Q4 		$1.54M Buy
+27,632
New +$1.64M 0.15% 162

Other funds holding MMSI

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
CCA
Conestoga Capital Advisors Wayne, Pennsylvania $4.6B AUM 16.08% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
Fuller & Thaler Asset Management
Fuller & Thaler Asset Management San Mateo, California $36.7B AUM 74.15% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 1-Year Est. Return
NAMI
Nomura Asset Management International Philadelphia, Pennsylvania $66.6B AUM
CAM
Congress Asset Management Boston, Massachusetts $16.3B AUM 42.69% 1-Year Est. Return

Atom Investors's MMSI Position: Q2 2026 in Review

Atom Investors opened a new position in Merit Medical Systems (MMSI) in Q2 2026: 30,284 shares worth $2.1M. The stake represents 0.19% of the portfolio and ranks #161 among its holdings. This is a return to the name: Atom Investors previously reported a position in MMSI as recently as Q2 2019.

Atom Investors first reported a position in MMSI in Q4 2018 and has held it in 4 quarters since. 405 funds tracked by Wall St. Rank hold MMSI as of Q2 2026.

  • Atom Investors held 30,284 shares of Merit Medical Systems worth $2.1M as of Q2 2026.
  • Merit Medical Systems was a new Atom Investors position in Q2 2026.
  • Merit Medical Systems made up 0.19% of Atom Investors's portfolio in Q2 2026, its #161 holding.
  • Atom Investors first reported a position in Merit Medical Systems in Q4 2018 and has held it in 4 quarters since.
  • 405 funds tracked by Wall St. Rank held Merit Medical Systems as of Q2 2026.

Based on Atom Investors's 13F filing for Q2 2026, filed 14 Aug 2026.