Michael Robert Stone - 01 Sep 2026 Form 4 Insider Report for BETA Technologies, Inc. (BETA)

Reporting relationship: Director
Issuer ticker: BETA
Reported as of: 01 Sep 2026
Net transaction value: +$502,798
SEC form: 4
Accepted by SEC: 03 Sep 2026, 16:37:49 UTC
Prior SEC filing: 12 Jun 2026
Source filing: View source filing
Reporting owner signature: /s/ Brian Dunkiel, as attorney-in-fact

Key filing fact

Michael Robert Stone filed Form 4 for BETA Technologies, Inc. (BETA) on 03 Sep 2026.

Key facts

This page summarizes Michael Robert Stone's Form 4 filing for BETA Technologies, Inc. (BETA).
2 reported transactions and 0 derivative rows are listed below.
Accepted by SEC: 03 Sep 2026, 16:37.

Change

Previous filing in this sequence was filed on 12 Jun 2026.
Current net transaction value: +$502,798.

Research use

This tells you what this filing adds before you inspect full transaction and derivative tables.
You can trace every row back to the original SEC filing document.

Evidence

Filed on Form 4

Ownership activity is grounded in SEC Form 4 disclosures.

View source filing

Reporting Owners (1)

CIK 0002090370 Primary reporting owner

Stone Michael Robert

Relationship: Director
Address: C/O BETA TECHNOLOGIES, INC., 1150 AIRPORT DRIVE, SOUTH BURLINGTON,
Signature: /s/ Brian Dunkiel, as attorney-in-fact
Signature date: 03 Sep 2026

Reported non-derivative transactions

Shares, units, or other non-derivative securities reported in this filing.

BETA transaction

Class A common stock

Purchase

Transaction value: $250,989
Shares: +12,820
Change %: +0.73%
Price: $19.58
Shares after: 1,779,869
Date: 01 Sep 2026
Ownership: By Ptolemy Capital, LLC

BETA transaction

Class A common stock

Purchase

Transaction value: $251,810
Shares: +13,125
Change %: +0.74%
Price: $19.19
Shares after: 1,792,994
Date: 02 Sep 2026
Ownership: By Ptolemy Capital, LLC

BETA holding

Class A common stock

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after: 8,213
Date: 01 Sep 2026
Ownership: Direct

BETA holding

Class A common stock

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after: 169,330
Date: 01 Sep 2026
Ownership: By The Michael and Karen Stone Family Foundation, Inc.

^* marks a reported price that did not pass the local price check.

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