MIAMI INTL HLDGS INC (MIAX): Institutional Ownership
Hedge funds and institutional managers reporting a position in MIAX · Financials. Based on the most recent 13F filing from each holder, sourced from SEC EDGAR.
Reported Holders
18
13F filers
Aggregate Value
$147.8M
Across holders
Last Price
$37.92
2026-06-26
Sector
Financials
GICS
Holder activity9 new7 added2 reduced
| Manager⇅ | Type⇅ | Shares⇅ | Market Value▼ | % of Total⇅ | % of Portfolio⇅ | Action⇅ | QoQ Change⇅ | Quarter⇅ |
|---|---|---|---|---|---|---|---|---|
| ADAGE CAPITAL PARTNERS GP, L.L.C. CIK 0001165408 | Hedge Fund | 1.25M | $48.5M | 32.8% | 0.1% | Added | +$14.2M | Q1 2026 |
| TWO SIGMA INVESTMENTS, LP CIK 0001179392 | Hedge Fund | 894K | $34.8M | 23.5% | 0.0% | Added | +$29.3M | Q1 2026 |
| CITADEL ADVISORS LLC CIK 0001423053 | Hedge Fund | 567K | $22.1M | 14.9% | 0.0% | Added | +$20.8M | Q1 2026 |
| RENAISSANCE TECHNOLOGIES LLC CIK 0001037389 | Hedge Fund | 272K | $10.6M | 7.2% | 0.0% | Added | +$3.0M | Q1 2026 |
| TUDOR INVESTMENT CORP ET AL CIK 0000923093 | Hedge Fund | 260K | $10.1M | 6.8% | 0.0% | Added | +$7.9M | Q1 2026 |
| Schonfeld Strategic Advisors LLC CIK 0001665241 | Hedge Fund | 158K | $6.1M | 4.2% | 0.0% | Added | +$2.2M | Q1 2026 |
| SOROS FUND MANAGEMENT LLC CIK 0001029160 | Family Office | 133K | $5.2M | 3.5% | 0.1% | Reduced | $-855K | Q1 2026 |
| Qube Research & Technologies Ltd CIK 0001729829 | Hedge Fund | 82K | $3.2M | 2.2% | 0.0% | New | — | Q1 2026 |
| Walleye Capital LLC CIK 0001758720 | Hedge Fund | 39K | $1.5M | 1.0% | 0.0% | Added | +$1.1M | Q1 2026 |
| ELEMENT CAPITAL MANAGEMENT LLC CIK 0001535630 | Hedge Fund | 28K | $1.2M | 0.8% | 0.6% | New | — | Q4 2025 |
| Hudson Bay Capital Management LP CIK 0001393825 | Hedge Fund | 30K | $1.2M | 0.8% | 0.0% | Reduced | $-2.8M | Q1 2026 |
| Hound Partners, LLC CIK 0001353316 | Hedge Fund | 25K | $1.1M | 0.8% | 0.1% | New | — | Q4 2025 |
| Davidson Kempner Capital Management LP CIK 0001595082 | Hedge Fund | 26K | $1.0M | 0.7% | 0.0% | New | — | Q3 2025 |
| ExodusPoint Capital Management, LP CIK 0001736225 | Hedge Fund | 11K | $487K | 0.3% | 0.0% | New | — | Q4 2025 |
| Man Group plc CIK 0001637460 | Hedge Fund | 11K | $415K | 0.3% | 0.0% | New | — | Q1 2026 |
| Brevan Howard Capital Management LP CIK 0001512857 | Hedge Fund | 6K | $215K | 0.1% | 0.0% | New | — | Q1 2026 |
| MARSHALL WACE, LLP CIK 0001318757 | Hedge Fund | 880 | $34K | 0.0% | 0.0% | New | — | Q1 2026 |
| AQR CAPITAL MANAGEMENT LLC CIK 0001167557 | Hedge Fund | 52 | $2K | 0.0% | 0.0% | New | — | Q1 2026 |
Added
Hedge Fund
$48.5M· 32.8% of total· 0.1% port· 1.25M sh· +$14.2M QoQ· Q1 2026
Added
Hedge Fund
$34.8M· 23.5% of total· 0.0% port· 894K sh· +$29.3M QoQ· Q1 2026
Added
Hedge Fund
$22.1M· 14.9% of total· 0.0% port· 567K sh· +$20.8M QoQ· Q1 2026
Added
Hedge Fund
$10.6M· 7.2% of total· 0.0% port· 272K sh· +$3.0M QoQ· Q1 2026
Added
Hedge Fund
$10.1M· 6.8% of total· 0.0% port· 260K sh· +$7.9M QoQ· Q1 2026
Added
Hedge Fund
$6.1M· 4.2% of total· 0.0% port· 158K sh· +$2.2M QoQ· Q1 2026
Reduced
Family Office
$5.2M· 3.5% of total· 0.1% port· 133K sh· $-855K QoQ· Q1 2026
New
Hedge Fund
$3.2M· 2.2% of total· 0.0% port· 82K sh· — QoQ· Q1 2026
Added
Hedge Fund
$1.5M· 1.0% of total· 0.0% port· 39K sh· +$1.1M QoQ· Q1 2026
New
Hedge Fund
$1.2M· 0.8% of total· 0.6% port· 28K sh· — QoQ· Q4 2025
Reduced
Hedge Fund
$1.2M· 0.8% of total· 0.0% port· 30K sh· $-2.8M QoQ· Q1 2026
New
Hedge Fund
$1.1M· 0.8% of total· 0.1% port· 25K sh· — QoQ· Q4 2025
New
Hedge Fund
$1.0M· 0.7% of total· 0.0% port· 26K sh· — QoQ· Q3 2025
New
Hedge Fund
$487K· 0.3% of total· 0.0% port· 11K sh· — QoQ· Q4 2025
New
Hedge Fund
$415K· 0.3% of total· 0.0% port· 11K sh· — QoQ· Q1 2026
New
Hedge Fund
$215K· 0.1% of total· 0.0% port· 6K sh· — QoQ· Q1 2026
New
Hedge Fund
$34K· 0.0% of total· 0.0% port· 880 sh· — QoQ· Q1 2026
New
Hedge Fund
$2K· 0.0% of total· 0.0% port· 52 sh· — QoQ· Q1 2026