BERTARELLI ERNESTO
Ten-percent owner · MAIR
As of 2026-09-16, BERTARELLI ERNESTO has 1 Form 4 transaction on record across 1 company — 1 in the trailing 12 months.
Everything this person has disclosed to the SEC on Form 4 — across every company they file for — reconstructed from the public record. A filing history, not a tip sheet.
Reconstructed holdings
- Direct $0
- Indirect $1.1B
| MAIR | indirect | 46,387,522 sh | $1.1B |
Reconstructed from this person's own Form 4 filings — the total each filing reported owning afterward, priced at the close on the as-of date shown. A filed position can lag the real one.
Direct and indirect holdings (e.g. through a trust or fund) are tagged separately, as filed.
Trades by company
Filing ledger
| Date | Company | Action | Shares @ price | Value | Ownership Δ | Owned after | Filing |
|---|---|---|---|---|---|---|---|
| 2026-08-25 | MAIR | Purchase | 8,770,524 @ $24.97 | $219.0M | +23.3% of holding | 46,387,522 | Form 4 |
Source: SEC Form 4 filings. Each row links to its original filing.
Research tool, not investment advice — historical frequencies, not recommendations. A product of Marovel Technologies LLC. Full terms.