Who owns Madison Air Solutions Corp?
Prices and market caps: Cboe delayed data, at least 15 minutes delayed. Not real-time. Fundamentals from company filings.
Institutional ownership of MAIR from SEC Form 13F filings across 158 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, 158 institutions disclosed 122.9M shares of Madison Air Solutions Corp worth $4.45B — about 26.2% of shares outstanding; the largest disclosed holder is FMR LLC. Source: SEC Form 13F filings, parsed by EvidInvest.
158
13F holders
$4.45B
value, 2026 filers
26.2%
of shares outstanding (122.9M sh)
158
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 MAIR's shares outstanding
| # | Manager | Shares | Value | % of fund | % of co. | Δ shares QoQ |
|---|---|---|---|---|---|---|
| 1 | FMR LLCNEW | 14.1M | $549.3M | 0.0% | 3% | new |
| 2 | Durable Capital Partners LPNEW | 10.2M | $397.7M | 3.9% | 2.2% | new |
| 3 | Invesco Ltd.NEW | 7.8M | $304.4M | 0.0% | 1.7% | new |
| 4 | BlackRock, Inc.NEW | 7.5M | $292.5M | 0.0% | 1.6% | new |
| 5 | HRTG GPE, LLCNEW | 7.4M | $288.9M | 11.6% | 1.6% | new |
| 6 | CITADEL ADVISORS LLCNEW | 6.4M | $251.5M | 0.0% | 1.4% | new |
| 7 | MORGAN STANLEYNEW | 5.8M | $225.9M | 0.0% | 1.2% | new |
| 8 | Pictet Asset Management Holding SANEW | 4.4M | $173.0M | 0.2% | 0.9% | new |
| 9 | Zimmer Partners, LPNEW | 4.2M | $161.9M | 3.7% | 0.9% | new |
| 10 | Forest Avenue Capital Management LPNEW | 4.1M | $158.4M | 6.7% | 0.9% | new |
| 11 | VANGUARD CAPITAL MANAGEMENT LLCNEW | 3.7M | $144.8M | 0.0% | 0.8% | new |
| 12 | LORD, ABBETT & CO. LLCNEW | 3.2M | $124,464 | 0.4% | 0.7% | new |
| 13 | VANGUARD PORTFOLIO MANAGEMENT LLCNEW | 3.1M | $119.6M | 0.0% | 0.7% | new |
| 14 | PRICE T ROWE ASSOCIATES INC /MD/NEW | 3.0M | $116,622 | 0.0% | 0.6% | new |
| 15 | XN LPNEW | 2.6M | $102.6M | 2.7% | 0.6% | new |
| 16 | T. Rowe Price Investment Management, Inc.NEW | 2.4M | $95,402 | 0.1% | 0.5% | new |
| 17 | HEALTHCARE OF ONTARIO PENSION PLAN TRUST FUNDNEW | 2.4M | $95.3M | 0.1% | 0.5% | new |
| 18 | Merewether Investment Management, LPNEW | 1.9M | $75.8M | 1.4% | 0.4% | new |
| 19 | Alyeska Investment Group, L.P.NEW | 1.7M | $67.4M | 0.2% | 0.4% | new |
| 20 | ExodusPoint Capital Management, LPNEW | 1.3M | $51.8M | 0.3% | 0.3% | new |
| 21 | D1 Capital Partners L.P.NEW | 1.3M | $48.8M | 0.1% | 0.3% | new |
| 22 | BAMCO INC /NY/NEW | 1.2M | $45.6M | 0.1% | 0.2% | new |
| 23 | BANK OF AMERICA CORP /DE/NEW | 1.2M | $45.2M | 0.0% | 0.2% | new |
| 24 | Schonfeld Strategic Advisors LLCNEW | 1.0M | $39.1M | 0.1% | 0.2% | new |
| 25 | NORGES BANKNEW | 1.0M | $39.0M | 0.0% | 0.2% | new |
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.