Who owns MDAIW?
Prices and market caps: Cboe delayed data, at least 15 minutes delayed. Not real-time. Fundamentals from company filings.
Institutional ownership of MDAIW from SEC Form 13F filings across 18 reporting managers. All positions are from one synchronized reporting period — 2026-06-30 books, filed up to 45 days after quarter end — so every row is comparable.
As of the 2026-06-30 reporting period, 18 institutions disclosed 2.1M shares of MDAIW worth $1.2M; the largest disclosed holder is LMR Partners LLP. Source: SEC Form 13F filings, parsed by EvidInvest.
18
13F holders
$1.2M
value, 2026 filers
2.1M
shares disclosed
1
new positions (2026 filers)
Top institutional holders
ordered by shares owned · positions as of 2026-06-30 · % of fund = share of the manager's own book · % of co. = share of MDAIW's shares outstanding
| # | Manager | Shares | Value | % of fund | % of co. | Δ shares QoQ |
|---|---|---|---|---|---|---|
| 1 | LMR Partners LLP | 503,694 | $279,550 | 0.0% | — | +63.8% |
| 2 | ARISTEIA CAPITAL, L.L.C. | 359,943 | $199,768 | 0.0% | — | 0.0% |
| 3 | Clear Street Group Inc. | 233,357 | $129,513 | 0.0% | — | -18.2% |
| 4 | GOLDMAN SACHS GROUP INC | 123,629 | $68,614 | 0.0% | — | 0.0% |
| 5 | TORONTO DOMINION BANK | 117,931 | $65,452 | 0.0% | — | 0.0% |
| 6 | Oasis Management Co Ltd. | 100,000 | $173,000 | 0.0% | — | 0.0% |
| 7 | MOORE CAPITAL MANAGEMENT, LP | 100,000 | $55,500 | 0.0% | — | 0.0% |
| 8 | Q Global Advisors, LLC | 99,670 | $55 | 0.0% | — | 0.0% |
| 9 | Caption Management, LLC | 83,537 | $46,363 | 0.0% | — | 0.0% |
| 10 | Calamos Advisors LLC | 81,526 | $48,100 | 0.0% | — | 0.0% |
| 11 | TPG GP A, LLC | 74,999 | $41,624 | 0.0% | — | 0.0% |
| 12 | TENOR CAPITAL MANAGEMENT Co., L.P. | 66,666 | $37,000 | 0.0% | — | 0.0% |
| 13 | HEALTHCARE OF ONTARIO PENSION PLAN TRUST FUND | 66,666 | $39,333 | 0.0% | — | 0.0% |
| 14 | Saba Capital Management, L.P. | 59,763 | $33,168 | 0.0% | — | 0.0% |
| 15 | Empery Asset Management, LP | 33,336 | $18,501 | 0.0% | — | 0.0% |
| 16 | HRT FINANCIAL LPNEW | 12,147 | $7 | 0.0% | — | new |
| 17 | Farther Finance Advisors, LLC | 1,000 | $555 | 0.0% | — | 0.0% |
| 18 | LONGFELLOW INVESTMENT MANAGEMENT CO LLC | 100 | $56 | 0.0% | — | 0.0% |
Source: SEC Form 13F-HR filings (institutional managers over $100M in US-listed positions). 13Fs disclose long positions only, up to 45 days after quarter end; each manager's latest filed quarter is shown per row and dollar values are the manager's filed marks. Aggregates labeled "2026 filers" count only managers whose latest book is a 2026 quarter. Related: valuation · options positioning · supply chain. Research, not investment advice.