Comparable stake leader
Larry Gies
SEC ownership of Madison Air Solutions Corp
Top holders, 13D/G large-stake signals, insider positions, and transaction flow tied to CIK 0002098430.
Disclosed value leader
Larry Gies
Comparable rows
50/50
Latest evidence
25 Aug 2026
- Public ticker
- MAIR on NYSE
- Parsed ownership sources
-
13D/G, 3/4/5, and 13F
Source: Parsed SEC ownership filingsUse: Compare filing families carefully
- Largest SEC-reported holder
-
Larry Gies
Ranking: Comparable ownership first, then disclosed value
- Comparable ownership rows
-
50 of 50
Meaning: Rows with safely comparable ownership %
- Latest 13D/G holder
-
Larry Gies
Source: Latest parsed Schedule 13D/G stake
- Latest parsed ownership date
-
25 Aug 2026
Freshness: Most recent filing date in this holder set
- Issuer CIK
- 0002098430
- Issuer location
- Chicago, IL
Ownership snapshot
CIK-linked ownership evidence from parsed SEC filings.
3 signals
Issuer
Names, identifiers, and filing context for this profile.
2 identity fields
Ownership snapshot
Top shareholders of Madison Air Solutions Corp (13F + 13D/G + 3/4/5)
Grouped by holder across the latest SEC ownership disclosures. Start with comparable ownership when available, then verify the linked 13F, 13D/G, or 3/4/5 evidence.
Comparable stake leader
Larry Gies
Disclosed value leader
Larry Gies
Comparable rows
50/50
Latest evidence
25 Aug 2026
13D/G
3/4/5
13F
Lead comparable stake: 67%
13D/G row: Larry Gies
Showing 1-8 of 50 holder rows.
Quick read
Larry Gies leads the comparable SEC ownership view at 67%.
50 of 50 rows have a safely comparable ownership percentage. Use this as a filing-backed starting point, then open the detailed table for source links, reporting role, position value, share count, and filing date.
Open SEC evidence
Opens Larry Gies's linked filing trail.
Comparable ownership
Top 5
Larry Gies
67%
Ernesto Bertarelli
25%
FMR LLC
8%
KC Armada LP
11%
Madison Industries Holdings LLC
2.6%
Ownership % is shown only when SEC disclosures are safely comparable across share classes.
Detailed SEC evidence table Showing 1-8 of 50 holder rows
| Holder | Evidence | Ownership % | Position | 12M Net Δ | As of |
|---|---|---|---|---|---|
| Larry Gies |
13D/G
3/4/5
Director, 10%+ Owner
|
67%
|
$11,729,907,544
336,679,321 shares
|
$0 | 30 Jun 2026 |
| Ernesto Bertarelli |
13D/G
3/4/5
10%+ Owner
|
25%
|
$1,614,278,556
44,841,071 shares
|
$0 | 15 May 2026 |
| FMR LLC |
13F
13D/G
Company
|
8%
from 13D/G
|
$549,314,944
14,084,999 shares
|
— | 30 Jun 2026 |
| KC Armada LP |
3/4/5
10%+ Owner
|
11%
|
$1,440,035,271
53,611,595 shares
|
+$218,999,984 | 25 Aug 2026 |
| Madison Industries Holdings LLC |
3/4/5
Director, 10%+ Owner
|
2.6%
|
$499,799,742
12,815,378 shares
|
— | 25 Aug 2026 |
| Jill S. Wyant |
3/4/5
Chief Executive Officer, Director
|
0.69%
|
$150,450,932
3,472,415 shares
|
— | 23 Jun 2026 |
| John Joseph Foley V |
3/4/5
Chief Financial Officer
|
0.33%
|
$69,266,951
1,641,786 shares
|
— | 23 Jun 2026 |
| Leah Larson |
3/4/5
Group President Air Mvmt/Heat
|
0.04%
|
$7,071,909
181,331 shares
|
— | 21 Aug 2026 |
How to read this table
Rows are grouped by holder and ranked first by SEC-reported ownership % when it is safely comparable, then by disclosed holdings value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.
Forms 3/4/5 flow
Insider trading overview
Net insider flow leans to buying over the last 12 months. Net value: +$438,556,769.
Buys
$438,556,769
Insiders: 3
Sells
$0
Insiders: 0
Net
+$438,556,769
Shares: +17,561,048
Window
Last 12 months
4 rolling buckets
Buy value
Sell value
Shares: 17,561,048
Shares: 0
| Window (months) | Buy shares | Sell shares | Buy value | Sell value | Net value |
|---|---|---|---|---|---|
| 0-3 | 17,561,048 | 0 | $438,556,769 | $0 | +$438,556,769 |
| 3-6 | 0 | 0 | $0 | $0 | $0 |
| 6-9 | 0 | 0 | $0 | $0 | $0 |
| 9-12 | 0 | 0 | $0 | $0 | $0 |
Reporting owners
Insider holders from Forms 3/4/5
Showing 1-19 of 19 reporting-owner rows connected to Madison Air Solutions Corp. Open a relationship link for the CIK-to-CIK filing trail.
Rows
19
Largest Forms 3/4/5 holder
KC Armada LP
Net 12M change
+$438,556,768
Latest report
25 Aug 2026
Recent insider transactions for Madison Air Solutions Corp
Showing up to 300 recent insider transactions from the last 12 months.
| Insider | Symbol | Class | Transaction | % | SEC-reported value | SEC-reported price | Shares | Shares owned | Date | Ownership |
|---|---|---|---|---|---|---|---|---|---|---|
| Gies Larry | MAIR | Class A common stock | Award | 24,829,795 | 12,815,378 | 25 Aug 2026 | See Footnote | |||
| Larry Gies | MAIR | Class A common stock | Award | 24,829,795 | 12,815,378 | 25 Aug 2026 | See Footnote | |||
| Bertarelli Ernesto | MAIR | Class A Common Stock | Purchase | 23.3% | $218,999,984 | $24.97 | 8,770,524 | 46,387,522 | 25 Aug 2026 | By K.C. Armada, LP |
| Ernesto Bertarelli | MAIR | Class A Common Stock | Purchase | 23.3% | $218,999,984 | $24.97 | 8,770,524 | 46,387,522 | 25 Aug 2026 | By K.C. Armada, LP |
| Andrew Hudson la Force III | MAIR | Class A common stock | Purchase | 119.7% | $556,800 | $27.84 | 20,000 | 36,713 | 25 Aug 2026 | Direct |
| Leah Larson | MAIR | Class A common stock | Tax liability | -10.2% | -20,518 | 181,331 | 21 Aug 2026 | Direct | ||
| David M. Wisniewski | MAIR | Class A common stock | Award | 19,808 | 19,808 | 15 Jul 2026 | Direct | |||
| Andrew Hudson la Force III | MAIR | Class A common stock | Award | 51.9% | 5,711 | 16,713 | 25 Jun 2026 | Direct | ||
| George Nolen | MAIR | Class A common stock | Award | 5,077 | 5,077 | 25 Jun 2026 | Direct | |||
| Jill S. Wyant | MAIR | Class A common stock | Tax liability | -2.63% | -93,618 | 3,472,415 | 23 Jun 2026 | Direct | ||
| John Joseph Foley V | MAIR | Class A common stock | Tax liability | -1.27% | -21,143 | 1,641,786 | 23 Jun 2026 | Direct | ||
| Jill S. Wyant | MAIR | Class A common stock | Tax liability | -4.49% | -167,516 | 3,566,033 | 16 Jun 2026 | Direct | ||
| Dale Philippi | MAIR | Class A common stock | Award | 8.5% | 18,293 | 233,613 | 18 May 2026 | Direct |
* marks a reported price that did not pass the local price check.