Stock Ownership/MMSI

MERIT MED SYS INC (MMSI): Ownership & Insider Activity

Hedge funds and institutional managers reporting a position in MMSI · Health Care. Based on the most recent 13F filing from each holder, sourced from SEC EDGAR.

Reported Holders
21
13F filers
Aggregate Value
$324.5M
Across holders
Last Price
$85.25
2026-10-08
Sector
Health Care
GICS
Quarterly fund activity12 increased9 reduced7 exited
Full exits: AXIOM INVESTORS LLC /DE, VOLORIDGE INVESTMENT MANAGEMENT, LLC, ADAGE CAPITAL PARTNERS GP, L.L.C., MILLENNIUM MANAGEMENT LLC, ArrowMark Colorado Holdings LLC, TUDOR INVESTMENT CORP ET AL, Gotham Asset Management, LLC
Institutional Holders of MMSI
↗
21 holders
Manager⇅Type⇅Shares⇅Market Value▼% of Total⇅% of Portfolio⇅Action⇅QoQ Change⇅Quarter⇅
MAVERICK CAPITAL LTD
CIK 0000934639
Hedge Fund979K$67.9M20.9%0.6%Added+$18.3MQ2 2026
CITADEL ADVISORS LLC
CIK 0001423053
Hedge Fund910K$63.1M19.4%0.0%Reduced+$49.1MQ2 2026
AQR CAPITAL MANAGEMENT LLC
CIK 0001167557
Hedge Fund464K$32.2M9.9%0.0%Added+$32.1MQ2 2026
TWO SIGMA INVESTMENTS, LP
CIK 0001179392
Hedge Fund435K$30.1M9.3%0.0%Added+$22.4MQ2 2026
MARSHALL WACE, LLP
CIK 0001318757
Hedge Fund349K$24.2M7.5%0.0%Reduced+$14.6MQ2 2026
Point72 Asset Management, L.P.
CIK 0001603466
Hedge Fund204K$14.1M4.4%0.0%Reduced$-37.3MQ2 2026
Rockefeller Capital Management L.P.
CIK 0001739439
Hedge Fund196K$13.6M4.2%0.0%Reduced+$7.8MQ2 2026
SHAW D E & CO INC
CIK 0001009207
Hedge Fund190K$13.2M4.1%0.0%Added+$3.8MQ2 2026
Walleye Capital LLC
CIK 0001758720
Hedge Fund181K$12.5M3.9%0.0%Added+$2.1MQ2 2026
Man Group plc
CIK 0001637460
Hedge Fund172K$11.9M3.7%0.0%Reduced+$11.4MQ2 2026
MAVERICK CAPITAL LTDAdded
Hedge Fund
$67.9M· 20.9% of total· 0.6% port· 979K sh· +$18.3M QoQ· Q2 2026
CITADEL ADVISORS LLCReduced
Hedge Fund
$63.1M· 19.4% of total· 0.0% port· 910K sh· +$49.1M QoQ· Q2 2026
AQR CAPITAL MANAGEMENT LLCAdded
Hedge Fund
$32.2M· 9.9% of total· 0.0% port· 464K sh· +$32.1M QoQ· Q2 2026
TWO SIGMA INVESTMENTS, LPAdded
Hedge Fund
$30.1M· 9.3% of total· 0.0% port· 435K sh· +$22.4M QoQ· Q2 2026
MARSHALL WACE, LLPReduced
Hedge Fund
$24.2M· 7.5% of total· 0.0% port· 349K sh· +$14.6M QoQ· Q2 2026
Point72 Asset Management, L.P.Reduced
Hedge Fund
$14.1M· 4.4% of total· 0.0% port· 204K sh· $-37.3M QoQ· Q2 2026
Rockefeller Capital Management L.P.Reduced
Hedge Fund
$13.6M· 4.2% of total· 0.0% port· 196K sh· +$7.8M QoQ· Q2 2026
SHAW D E & CO INCAdded
Hedge Fund
$13.2M· 4.1% of total· 0.0% port· 190K sh· +$3.8M QoQ· Q2 2026
Walleye Capital LLCAdded
Hedge Fund
$12.5M· 3.9% of total· 0.0% port· 181K sh· +$2.1M QoQ· Q2 2026
Man Group plcReduced
Hedge Fund
$11.9M· 3.7% of total· 0.0% port· 172K sh· +$11.4M QoQ· Q2 2026
BALYASNY ASSET MANAGEMENT LLCReduced
Hedge Fund
$11.2M· 3.5% of total· 0.0% port· 162K sh· $-11.0M QoQ· Q2 2026
RENAISSANCE TECHNOLOGIES LLCReduced
Hedge Fund
$8.7M· 2.7% of total· 0.0% port· 125K sh· $-13.1M QoQ· Q2 2026
ARROWSTREET CAPITAL, LIMITED PARTNERSHIPAdded
Hedge Fund
$6.1M· 1.9% of total· 0.0% port· 88K sh· — QoQ· Q2 2026
Holocene Advisors, LPAdded
Hedge Fund
$4.5M· 1.4% of total· 0.0% port· 65K sh· +$3.7M QoQ· Q2 2026
Brevan Howard Capital Management LPReduced
Hedge Fund
$4.2M· 1.3% of total· 0.0% port· 61K sh· $-57K QoQ· Q2 2026
Bridgewater Associates, LPAdded
Hedge Fund
$2.4M· 0.8% of total· 0.0% port· 35K sh· +$2.1M QoQ· Q2 2026
Squarepoint Ops LLCAdded
Hedge Fund
$1.9M· 0.6% of total· 0.0% port· 27K sh· +$279K QoQ· Q2 2026
CAPSTONE INVESTMENT ADVISORS, LLCAdded
Hedge Fund
$1.4M· 0.4% of total· 0.0% port· 20K sh· +$451K QoQ· Q2 2026
Qube Research & Technologies LtdReduced
Hedge Fund
$833K· 0.3% of total· 0.0% port· 12K sh· $-12.6M QoQ· Q2 2026
Magnetar Financial LLCAdded
Hedge Fund
$367K· 0.1% of total· 0.0% port· 5K sh· — QoQ· Q2 2026
Fulcrum Asset Management LLPAdded
Hedge Fund
$10K· 0.0% of total· 0.0% port· 146 sh· — QoQ· Q2 2026
1–10 of 21
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