Madison Air Solutions Corporation
Ownership
Ownership Structure
Who owns Madison Air Solutions Corporation (MAIR)? This page shows the largest institutions and funds, the ownership structure and the latest insider transactions. 58.2% of the shares are freely tradable; institutional investors hold 28.0%.
Largest Shareholders
Institutions
| Name | Stake (%) | Shares | Change (%) | Date |
|---|---|---|---|---|
| FMR Inc | 2.81 | 14,084,999 | +0.0 | 06/30/2026 |
| Durable Capital Partners LP | 2.03 | 10,196,486 | +0.0 | 06/30/2026 |
| Amvescap Plc. | 1.56 | 7,804,925 | +0.0 | 06/30/2026 |
| BlackRock Inc | 1.50 | 7,501,231 | +0.0 | 06/30/2026 |
| SCHF (GPE), LLC | 1.48 | 7,407,407 | +0.0 | 06/30/2026 |
| Citadel Advisors Llc | 1.29 | 6,448,221 | +0.0 | 06/30/2026 |
| Morgan Stanley - Brokerage Accounts | 1.15 | 5,793,130 | +0.0 | 06/30/2026 |
| Pictet Asset Manangement SA | 0.88 | 4,434,713 | +0.0 | 06/30/2026 |
| Zimmer Partners LP | 0.83 | 4,150,810 | +0.0 | 06/30/2026 |
Funds
| Name | Stake (%) | Shares | Change (%) | Date |
|---|---|---|---|---|
| Pictet-Clean Energy Transition I USD | 0.83 | 4,166,348 | -1.1 | 09/30/2026 |
Largest reported positions according to regulatory filings; stake as a percentage of shares outstanding, change versus the previous filing. Source: fundamentals data.
Insider holdings
| Person | Role | Shares | Value | As of | Type |
|---|---|---|---|---|---|
| Bertarelli Ernesto | 10% Owner | 46,387,522 | 1,104,023,024 $ | Aug 25, 2026 | indirect |
| Gies Larry | Director | 12,815,378 | 305,005,996 $ | Aug 25, 2026 | indirect |
| Wyant Jill S | Chief Executive Officer | 3,238,155 | 77,068,089 $ | Nov 11, 2026 | direct |
| Foley John Joseph V | Chief Financial Officer | 1,599,498 | 38,068,052 $ | Oct 27, 2026 | direct |
| Larson Leah | Group President Air Mvmt/Heat | 181,331 | 4,315,678 $ | Aug 21, 2026 | direct |
| La Force Andrew Hudson III | Director | 36,713 | 873,769 $ | Aug 25, 2026 | direct |
Holdings as of each person's most recent SEC Form 4 filing — excluding options and RSUs, which are not shares yet. Holdings may have changed between two filings.
Insiders
Insider Transactions
| Date | Person | Role | Type | Shares | Price | Value |
|---|---|---|---|---|---|---|
| Nov 11, 2026 | Wyant Jill S | Chief Executive Officer | Other | 93,815 | 23.94 | 2,245,931 |
| Oct 27, 2026 | Foley John Joseph V | Chief Financial Officer | Other | 42,288 | 22.92 | 969,241 |
| Oct 23, 2026 | Wyant Jill S | Chief Executive Officer | Other | 140,445 | 23.08 | 3,241,471 |
| Aug 25, 2026 | Gies Larry | Director | Other | 12,815,378 | 24.97 | 319,999,989 |
| Aug 25, 2026 | Gies Larry | Director | Other | 12,014,417 | 24.97 | 299,999,992 |
| Aug 25, 2026 | Bertarelli Ernesto | 10% Owner | Buy | 8,770,524 | 24.97 | 218,999,984 |
| Aug 25, 2026 | La Force Andrew Hudson III | Director | Buy | 20,000 | 27.84 | 556,800 |
| Aug 21, 2026 | Larson Leah | Group President Air Mvmt/Heat | Other | 20,518 | 26.25 | 538,598 |
Reportable transactions by officers and major shareholders from SEC Form 4 filings. "Other" includes things like stock grants and option exercises without a buy/sell character. View all insider transactions →
Data as of: November 13, 2026 · Source: fundamental data & SEC filings (annual and quarterly reports, 10-K/10-Q)
Note: pure fact-based analysis, not investment advice and not a solicitation to buy or sell. All figures without guarantee.