STOCK TITAN

BETA (BETA) officer’s tax-driven sale: 9,684 shares sold, 132,241 retained

Filing Impact
(Moderate)
Filing Sentiment
(Negative)
Form Type
4

Rhea-AI Filing Summary

BETA Technologies, Inc. officer Brian Dunkiel reported an open-market sale of 9,684 shares of Class A common stock at a weighted average price of $18.1216 per share. According to the filing, this sale was a mandatory transaction to cover tax liabilities tied to the settlement of performance-based restricted stock units.

Following the sale, Dunkiel continues to hold 132,241 shares of Class A common stock directly. The reported holdings also include 33,125 shares held jointly with Leslie Halperin as tenants-by-the-entirety, and additional indirect holdings through the Leslie J. Halperin Trust Exempt Fund and the Leslie J. Halperin Trust, for which he disclaims beneficial ownership except to the extent of his pecuniary interest.

Positive

  • None.

Negative

  • None.
Insider Dunkiel Brian
Role SEE REMARKS
Sold 9,684 shs ($175K)
Type Security Shares Price Value
Sale Class A common stock 9,684 $18.1216 $175K
holding Class A common stock -- -- --
holding Class A common stock -- -- --
Holdings After Transaction: Class A common stock — 132,241 shares (Direct, null); Class A common stock — 1,500 shares (Indirect, By Leslie J. Halperin Trust)
Footnotes (1)
  1. Mandatory sale to cover tax liability associated with the settlement of performance-based restricted stock units. The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $17.6100 to $19.6099, inclusive. The reporting person undertakes to provide to the issuer, any security holder of the issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in footnote 2 to this Form 4. The reported securities include 33,125 shares of Class A common stock held by Brian Dunkiel and Leslie Halperin, tenants-by-the-entirety. The reporting person disclaims beneficial ownership of such securities except to the extent of his pecuniary interest therein.
Shares sold 9,684 shares Open-market sale to cover RSU tax liability
Weighted average sale price $18.1216 per share Multiple trades between $17.6100 and $19.6099
Direct holdings after transaction 132,241 shares Class A common stock held directly after sale
Tenants-by-the-entirety holdings 33,125 shares Held jointly by Brian Dunkiel and Leslie Halperin
Trust Exempt Fund holdings 15,692 shares Indirect, by Leslie J. Halperin Trust Exempt Fund
Trust holdings 1,500 shares Indirect, by Leslie J. Halperin Trust
performance-based restricted stock units financial
"Mandatory sale to cover tax liability associated with the settlement of performance-based restricted stock units."
Performance-based restricted stock units are a type of employee equity award that converts into company shares only if predefined financial or operational targets are met over a set period. Think of it like a bonus check that becomes stock only when specific goals are hit; it ties pay to results, aligning managers’ incentives with shareholders. Investors care because these awards affect future share count, executive incentives, and signal how management’s success will be measured and rewarded.
weighted average price financial
"The price reported in Column 4 is a weighted average price."
Weighted average price is the average price of a security where each trade or component is counted according to its size, so bigger trades pull the average more than smaller ones. Think of it like calculating the average cost of a grocery haul where items you bought more of have greater influence on the final per-item cost. Investors use it to understand the true average price paid or received, judge execution quality, and compare trading performance against market movement.
tenants-by-the-entirety financial
"include 33,125 shares of Class A common stock held by Brian Dunkiel and Leslie Halperin, tenants-by-the-entirety."
beneficial ownership financial
"The reporting person disclaims beneficial ownership of such securities except to the extent of his pecuniary interest therein."
Beneficial ownership means the person or entity that actually enjoys the benefits of owning shares or other assets — such as receiving dividends, voting rights, or price gains — even if the legal title is held in another name. For investors it matters because knowing who truly controls and profits from a company reveals who can influence decisions, exposes potential conflicts of interest or hidden concentration of power, and affects transparency and risk in the stock.
SEC Form 4
FORM 4UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940
OMB APPROVAL
OMB Number:3235-0287
Estimated average burden
hours per response:0.5
Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).
Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.
1. Name and Address of Reporting Person*
Dunkiel Brian

(Last)(First)(Middle)
C/O BETA TECHNOLOGIES, INC.
1150 AIRPORT DRIVE

(Street)
SOUTH BURLINGTON VERMONT 05403

(City)(State)(Zip)

UNITED STATES

(Country)
2. Issuer Name and Ticker or Trading Symbol
BETA Technologies, Inc. [ BETA ]
5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
Director10% Owner
XOfficer (give title below)Other (specify below)
SEE REMARKS
2a. Foreign Trading Symbol
3. Date of Earliest Transaction (Month/Day/Year)
05/07/2026
6. Individual or Joint/Group Filing (Check Applicable Line)
XForm filed by One Reporting Person
Form filed by More than One Reporting Person
4. If Amendment, Date of Original Filed (Month/Day/Year)

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3) 2. Transaction Date (Month/Day/Year)2A. Deemed Execution Date, if any (Month/Day/Year)3. Transaction Code (Instr. 8) 4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5) 5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4) 6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 7. Nature of Indirect Beneficial Ownership (Instr. 4)
CodeVAmount(A) or (D)Price
Class A common stock05/07/2026S(1)9,684D$18.1216(2)132,241(3)D
Class A common stock1,500IBy Leslie J. Halperin Trust(4)
Class A common stock15,692IBy Leslie J. Halperin Trust Exempt Fund(4)
Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned
(e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3) 2. Conversion or Exercise Price of Derivative Security 3. Transaction Date (Month/Day/Year)3A. Deemed Execution Date, if any (Month/Day/Year)4. Transaction Code (Instr. 8) 5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5) 6. Date Exercisable and Expiration Date (Month/Day/Year)7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4) 8. Price of Derivative Security (Instr. 5) 9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4) 10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 11. Nature of Indirect Beneficial Ownership (Instr. 4)
CodeV(A)(D)Date ExercisableExpiration DateTitleAmount or Number of Shares
Explanation of Responses:
1. Mandatory sale to cover tax liability associated with the settlement of performance-based restricted stock units.
2. The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $17.6100 to $19.6099, inclusive. The reporting person undertakes to provide to the issuer, any security holder of the issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in footnote 2 to this Form 4.
3. The reported securities include 33,125 shares of Class A common stock held by Brian Dunkiel and Leslie Halperin, tenants-by-the-entirety.
4. The reporting person disclaims beneficial ownership of such securities except to the extent of his pecuniary interest therein.
Remarks:
Chief Legal Officer, Vice President and Secretary
/s/ Brian Dunkiel05/11/2026
** Signature of Reporting PersonDate
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.
* Form 4: SEC 1474 (03-26)