Security Snapshot

Madison Air Solutions Corp - Class A Common Stock, par value $0.0000001 per share (MAIR) Institutional Ownership

CUSIP: 55658T105

13F Institutional Holders and Ownership History for Q2 2026

Latest Period

Q2 2026

Institutions Reporting

155

Shares (Excl. Options)

122,343,743

Price

$39.00

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Latest holder snapshot 5 signals
Portfolio coverage rank
0%
Share change
+122,343,743
Value change
+$4,771,380,820
Number of holders
155
Issuer context Names, identifiers, and filing context for this profile. 2 identity fields
Shares outstanding
501,757,557
SEC-reported price per share
$32.22
13F Shares, Excluding Options vs Price
13F Value, Excluding Options
Total Investors

Key facts

  • MAIR - Madison Air Solutions Corp - Class A Common Stock, par value $0.0000001 per share is tracked under CUSIP 55658T105.
  • 155 institutions reported positions in Q2 2026.
  • 3 significant owners is listed from Schedule 13D/13G reporting.

Change

  • Latest quarter on this page is Q2 2026.
  • Additional quarter-over-quarter change detail appears as history expands.

Research use

  • You can quickly see who holds this security, then open quarter and manager detail pages for full evidence.
  • 13F and Schedule 13D/13G sections are kept together so you can cross-check institutional and beneficial ownership context.

Evidence

Source: SEC Form 13F

Latest holder context comes from 155 institutions filings for Q2 2026.

Open SEC evidence

Security key

55658T105

Latest holder period

Q2 2026

13F holders

155

13D/G owners

3

CIK / CUSIP context first

13D/G owners

Significant owners

Large-stake holder rows connected to Schedule 13D/G evidence.

Rows
3
Security
MAIR
Filer Ownership Change % Holdings Value Net Change Nb Shares Change % Reporting Name Report Period
Gies Larry 67% $11,729,907,544 336,679,321 Larry Gies 30 Jun 2026
BERTARELLI ERNESTO 25% $1,614,278,556 44,841,071 Ernesto Bertarelli 15 May 2026
FMR LLC 8% $490,721,349 14,084,999 FMR LLC 30 Jun 2026

As of 30 Jun 2026, 155 institutional investors reported holding 122,343,743 shares of Madison Air Solutions Corp - Class A Common Stock, par value $0.0000001 per share (MAIR). This represents 24% of the company’s total 501,757,557 outstanding shares.

13F concentration

Top 25 institutional shareholders

Largest 13F positions for this security by reported shares and value.

Top holder share
21%
Institution Ownership % Shares Held Share Change % Portfolio % Holdings Value
FMR LLC 2.8% 14,084,999 0.02% $549,314,944
Durable Capital Partners LP 2% 10,196,486 3.9% $397,662,954
Invesco Ltd. 1.6% 7,804,925 0.02% $304,392,075
BlackRock, Inc. 1.5% 7,501,231 0% $292,548,009
HRTG GPE, LLC 1.5% 7,407,407 12% $288,888,873
CITADEL ADVISORS LLC 1.3% 6,448,221 0.14% $251,480,619
MORGAN STANLEY 1.2% 5,793,130 0.01% $225,932,076
Pictet Asset Management Holding SA 0.88% 4,434,713 0.17% $172,953,807
Zimmer Partners, LP 0.83% 4,150,810 3.8% $161,881,590
Forest Avenue Capital Management LP 0.81% 4,061,688 6.7% $158,405,832
VANGUARD CAPITAL MANAGEMENT LLC 0.74% 3,712,618 0% $144,792,102
LORD, ABBETT & CO. LLC 0.64% 3,191,389 0.36% $124,464,000
VANGUARD PORTFOLIO MANAGEMENT LLC 0.61% 3,065,402 0.01% $119,550,678
PRICE T ROWE ASSOCIATES INC /MD/ 0.6% 2,990,284 0.01% $116,622,000
XN LP 0.52% 2,630,403 2.7% $102,585,717
T. Rowe Price Investment Management, Inc. 0.49% 2,446,203 0.06% $95,402,000
HEALTHCARE OF ONTARIO PENSION PLAN TRUST FUND 0.49% 2,443,131 0.14% $95,282,109
Merewether Investment Management, LP 0.39% 1,943,728 1.4% $75,805,392
Alyeska Investment Group, L.P. 0.34% 1,728,497 0.17% $67,411,383
ExodusPoint Capital Management, LP 0.26% 1,328,988 0.48% $51,830,532
D1 Capital Partners L.P. 0.25% 1,250,000 0.14% $48,750,000
BAMCO INC /NY/ 0.23% 1,169,540 0.07% $45,612,060
BANK OF AMERICA CORP /DE/ 0.23% 1,160,094 0% $45,243,666
Schonfeld Strategic Advisors LLC 0.2% 1,003,544 0.21% $39,138,216
NORGES BANK 0.2% 1,000,000 0% $39,000,000

Quarter history

Institutional holders across reporting periods

Holder count, reported shares/value, and median price by quarter.

Periods
1
Latest
Q2 2026
Rows shown
1-1 of 1
Period 13F Shares, Excl. Options Value, Excl. Options Value Change Price (Median) Investors
2026 Q2 122,343,743 $4,771,380,820 +$4,771,380,820 $39.00 155
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