MIAMI INTL HLDGS INC (MIAX) is held by institutional investors who disclose positions via SEC 13F filings. View the full list of institutional holders on HoldingsIntel.

Are institutions buying or selling MIAX?

HoldingsIntel tracks quarter-over-quarter changes in institutional positions for MIAMI INTL HLDGS INC, showing new buyers, position increases, decreases, and exits with conviction-weighted sentiment.

What is the Smart Money Verdict on MIAX?

The Smart Money Verdict combines four independent signals (institutional 13F activity, insider trades, activist filings, and congressional trades) into a single assessment for MIAMI INTL HLDGS INC.

Is institutional money flowing into MIAX?

96 institutional investors hold MIAMI INTL HLDGS INC (MIAX). View detailed buyer/seller breakdown on HoldingsIntel.

What do hedge funds think about MIAX?

Track institutional sentiment and conviction scores for MIAMI INTL HLDGS INC (MIAX) including Smart Money Verdict and position changes on HoldingsIntel.

MIAMI INTL HLDGS INC

MIAX·59356Q108·US·equity·Financial Services - Capital Markets-Activist

MIAX (MIAMI INTL HLDGS INC) is held by 96 institutional investors as of Q4 2025. Largest holders: SUSQUEHANNA INTERNATIONAL GROUP, LLP ($145.8M), VANGUARD GROUP INC ($85.6M), HORIZON KINETICS ASSET MANAGEMENT LLC ($80.8M). Net institutional sentiment: Bullish.

Holders

Avg rating(3 Elite)

$1.2B

Total Value

78% (107)

Fund Consensus

80 buying - 23 selling

Smart Money Verdict

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55Mixed MomentumSplit Signals

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See how MIAX's score breaks down across 4 SEC sources

Held by 96 funds

3 elite

Who's Trading

InsiderGPGallagher Thomas P.

13F: Dec 31, 2025Insider & Congress: Updated regularly

Fund	Action	Shares	Value	Weight	Est. P&L	Conviction
SUSQUEHANNA INTERNATIONAL GROUP, LLP	Increased	3.3M	$145.8M	0.0%	+3.11%	30
VANGUARD GROUP INC	Increased	1.9M(+39.5%)	$85.6M	0.0%	-0.28%	39
HORIZON KINETICS ASSET MANAGEMENT LLC	Increased	1.8M(+31.6%)	$80.8M	1.1%	+0.21%	60
BlackRock, Inc.	Increased	1.8M(+147.8%)	$77.8M	0.0%	-3.79%	48
AMERICAN CENTURY COMPANIES INC	Increased	1.4M(+467.3%)	$64.3M	0.0%	-6.19%	48
AIAlyeska Investment Group, L.P.	Increased	1.3M(+1.6%)	$57.1M	0.2%	+2.92%	36
Invesco Ltd.	Increased	1.3M(+178.8%)	$56.8M	0.0%	-4.28%	47
Allspring Global Investments Holdings, LLC	Increased	932,053(+105.5%)	$40.7M	0.1%	-2.89%	47
AGADAGE CAPITAL PARTNERS GP, L.L.C.	Increased	881,329(+39.5%)	$39.1M	0.1%	-0.29%	38
JPMORGAN CHASE & CO	Increased	814,340(+0.3%)	$36.1M	0.0%	+3.07%	29
BLAIR WILLIAM & CO/IL	Increased	654,845(+80.0%)	$29.1M	0.1%	-2.12%	44
JANE STREET GROUP, LLC	Increased	638,050(+30.3%)	$28.3M	0.0%	+0.30%	36
CITADEL ADVISORS LLC	Decreased	619,580(-36.5%)	$27.5M	0.0%	+3.12%	0
WELLINGTON MANAGEMENT GROUP LLP	Increased	616,118(+5.7%)	$27.3M	0.0%	+2.45%	30
GOLDMAN SACHS GROUP INC	Increased	580,665(+200.6%)	$25.8M	0.0%	-4.56%	46
STATE STREET CORP	Increased	576,385(+921.1%)	$25.6M	0.0%	-6.99%	46
DRIEHAUS CAPITAL MANAGEMENT LLC	Increased	532,391(+177.8%)	$23.6M	0.2%	-4.26%	55
GEODE CAPITAL MANAGEMENT, LLC	Increased	512,797(+221.7%)	$22.8M	0.0%	-4.79%	46
AMERIPRISE FINANCIAL INC	Increased	447,538(+117.0%)	$19.9M	0.0%	-3.17%	46
FRANKLIN RESOURCES INC	Decreased	427,154(-1.2%)	$19M	0.0%	+3.12%	0
VICTORY CAPITAL MANAGEMENT INC	Increased	392,122(+29.7%)	$17.4M	0.0%	+0.35%	36
SEI INVESTMENTS CO	Increased	340,255(+236.3%)	$15.1M	0.0%	-4.93%	45
BANK OF AMERICA CORP /DE/	Increased	303,861(+57.7%)	$13.5M	0.0%	-1.24%	40
MILLENNIUM MANAGEMENT LLC	Increased	284,664(+79.6%)	$12.6M	0.0%	-2.11%	43
MASSACHUSETTS FINANCIAL SERVICES CO /MA/	Decreased	273,908(-8.0%)	$12.2M	0.0%	+3.12%	0
Woodline Partners LP	Unchanged	261,111	$11.6M	0.0%	+3.12%	0
AXIOM INVESTORS LLC /DE	New	243,174	$10.8M	0.1%	-7.97%	38
HEALTHCARE OF ONTARIO PENSION PLAN TRUST FUND	Increased	234,244(+17.1%)	$10.4M	0.0%	+1.33%	32
MORGAN STANLEY	Decreased	220,879(-57.6%)	$9.8M	0.0%	+3.12%	0
FEDERATED HERMES, INC.	Decreased	200,000(-20.0%)	$8.9M	0.0%	+3.12%	0
RENAISSANCE TECHNOLOGIES LLC	New	195,099	$8.7M	0.0%	-7.97%	38
BNP PARIBAS FINANCIAL MARKETS	New	191,020	$8.5M	0.0%	-7.97%	38
CHARLES SCHWAB INVESTMENT MANAGEMENT INC	Increased	187,064(+111.5%)	$8.3M	0.0%	-3.04%	44
ROYCE & ASSOCIATES LP	New	181,466	$8.1M	0.1%	-7.97%	38
NORTHERN TRUST CORP	Increased	169,614(+464.1%)	$7.5M	0.0%	-6.18%	44
UBS Group AG	Increased	162,884(+1944.5%)	$7.2M	0.0%	-7.48%	44
NEW YORK STATE COMMON RETIREMENT FUND	New	162,191	$7.2M	0.0%	-7.97%	38
SOSOROS FUND MANAGEMENT LLC	Increased	154,560(+48.2%)	$6.9M	0.1%	-0.77%	37
MANUFACTURERS LIFE INSURANCE COMPANY, THE	Increased	146,944(+241.8%)	$6.5M	0.0%	-4.98%	44
TWO SIGMA INVESTMENTS, LP	Increased	140,331(+180.6%)	$6.2M	0.0%	-4.30%	44
UEUnisphere Establishment	Increased	135,000(+35.0%)	$6M	0.0%	-0.01%	35
Polar Capital Holdings Plc	New	123,992	$5.5M	0.0%	-7.97%	37
LMR Partners LLP	Unchanged	109,795	$4.9M	0.0%	+3.12%	0
KLKING LUTHER CAPITAL MANAGEMENT CORP	New	103,819	$4.6M	0.0%	-7.97%	37
RAYMOND JAMES FINANCIAL INC	Increased	102,387(+693.9%)	$4.5M	0.0%	-6.71%	43
Hudson Bay Capital Management LP	Increased	101,552(+146.8%)	$4.5M	0.0%	-3.78%	43
Schonfeld Strategic Advisors LLC	Decreased	100,000(-54.1%)	$4.4M	0.0%	+3.12%	0
TD ASSET MANAGEMENT INC	Increased	80,508(+26.9%)	$3.6M	0.0%	+0.55%	33
Russell Investments Group, Ltd.	New	76,351	$3.4M	0.0%	-7.97%	37
Blackstone Inc.	Increased	75,000(+50.0%)	$3.3M	0.0%	-0.86%	37
Bank of New York Mellon Corp	Increased	60,418(+810.6%)	$2.7M	0.0%	-6.87%	42
BARCLAYS PLC	Increased	57,104(+259.1%)	$2.5M	0.0%	-5.13%	42
TITUDOR INVESTMENT CORP ET AL	Increased	56,006(+23.0%)	$2.5M	0.0%	+0.84%	32
CREDIT AGRICOLE S A	New	51,002	$2.3M	0.0%	-7.97%	36
STATE OF WISCONSIN INVESTMENT BOARD	New	42,556	$1.9M	0.0%	-7.97%	36
Calamos Advisors LLC	New	41,364	$1.8M	0.0%	-7.97%	36
OSAIC HOLDINGS, INC.	Increased	40,222(+22.8%)	$1.8M	0.0%	+0.86%	31
NUNuveen, LLC	New	39,115	$1.7M	0.0%	-7.97%	36
XTX Topco Ltd	New	38,390	$1.7M	0.0%	-7.97%	36
WELLS FARGO & COMPANY/MN	Increased	35,590(+912.8%)	$1.6M	0.0%	-6.98%	41
Quadrature Capital Ltd	New	31,915	$1.4M	0.0%	-7.97%	35
Swiss National Bank	New	31,800	$1.4M	0.0%	-7.97%	35
RHUMBLINE ADVISERS	New	27,350	$1.2M	0.0%	-7.97%	35
ALLIANCEBERNSTEIN L.P.	New	23,100	$1M	0.0%	-7.97%	35
FIRST TRUST ADVISORS LP	Increased	21,671(+3.5%)	$961,758	0.0%	+2.70%	26
$DEUTSCHE BANK AG\$ DEUTSCHE BANK AG\	New	16,243	$720,864	0.0%	-7.97%	34
CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM	New	16,030	$711,411	0.0%	-7.97%	34
FRED ALGER MANAGEMENT, LLC	Decreased	15,083(-38.4%)	$669,384	0.0%	+3.12%	0
Legal & General Group Plc	Increased	13,941(+85.9%)	$618,701	0.0%	-2.32%	38
MetLife Investment Management, LLC	New	13,183	$585,062	0.0%	-7.97%	34
UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC	New	13,000	$576,940	0.0%	-7.97%	34
ZKZurcher Kantonalbank (Zurich Cantonalbank)	New	12,500	$554,750	0.0%	-7.97%	34
CITIGROUP INC	Increased	11,938(+2268.7%)	$529,808	0.0%	-7.55%	39
VIRGINIA RETIREMENT SYSTEMS ET Al	New	11,100	$492,618	0.0%	-7.97%	33
ExodusPoint Capital Management, LP	Decreased	10,970(-79.9%)	$486,849	0.0%	+3.12%	0
MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd.	New	10,927	$484,940	0.0%	-7.97%	33
TWO SIGMA ADVISERS, LP	New	10,402	$461,641	0.0%	-7.97%	33
Walleye Capital LLC	Decreased	9,463(-44.8%)	$419,968	0.0%	+3.12%	0
JANUS HENDERSON GROUP PLC	New	8,600	$381,582	0.0%	-7.97%	33
HighTower Advisors, LLC	Increased	6,172(+19.3%)	$273,913	0.0%	+1.15%	28
Centiva Capital, LP	Decreased	6,036(-27.9%)	$267,878	0.0%	+3.12%	0
Police & Firemen's Retirement System of New Jersey	New	5,948	$263,972	0.0%	-7.97%	32
STIFEL FINANCIAL CORP	New	4,750	$210,806	0.0%	-7.97%	32
Arizona State Retirement System	New	4,536	$201,308	0.0%	-7.97%	32
STRS OHIO	New	4,200	$186,396	0.0%	-7.97%	31
KLP KAPITALFORVALTNING AS	New	3,400	$150,892	0.0%	-7.97%	31
ROYAL BANK OF CANADA	Decreased	1,577(-99.2%)	$69,000	0.0%	+3.12%	0
FMR LLC	Increased	1,475(+1866.7%)	$65,460	0.0%	-7.46%	23
COMERICA BANK	Increased	1,254(+295.6%)	$55,682	0.0%	-5.40%	33
NATIONAL BANK OF CANADA /FI/	Unchanged	700	$31,066	0.0%	+3.12%	0
PNC FINANCIAL SERVICES GROUP, INC.	New	552	$24,499	0.0%	-7.97%	29
Optiver Holding B.V.	New	152,285	$6,758	0.0%	-7.97%	24
PRICE T ROWE ASSOCIATES INC /MD/	Decreased	130,486(-67.3%)	$5,792	0.0%	+3.12%	0
SIMPLEX TRADING, LLC	New	8	$355	0.0%	-7.97%	17
EGEngineers Gate Manager LP	Exited	0(-100.0%)	$361,414	0.0%	+12.04%	0
D. E. Shaw & Co., Inc.	Exited	0(-100.0%)	$1M	0.0%	+12.04%	0
Freestone Grove Partners LP	Exited	0(-100.0%)	$5M	0.0%	+12.04%	0
NANOMURA ASSET MANAGEMENT CO LTD	Unchanged	0	$0	0.0%	+3.12%	0
Jain Global LLC	Exited	0(-100.0%)	$6.2M	0.0%	+12.04%	0
OMERS ADMINISTRATION Corp	Exited	0(-100.0%)	$458,964	0.0%	+12.04%	0
CAISSE DE DEPOT ET PLACEMENT DU QUEBEC	Exited	0(-100.0%)	$1.2M	0.0%	+12.04%	0
Man Group plc	Exited	0(-100.0%)	$443,182	0.0%	+12.04%	0
HRT FINANCIAL LP	Exited	0(-100.0%)	$239	0.0%	+12.04%	0
Qube Research & Technologies Ltd	Exited	0(-100.0%)	$1.1M	0.0%	+12.04%	0
MWMARSHALL WACE, LLP	Exited	0(-100.0%)	$3.1M	0.0%	+12.04%	0
Squarepoint Ops LLC	Exited	0(-100.0%)	$414,678	0.0%	+12.04%	0

MIAMI INTL HLDGS INC

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