STOCK TITAN

Avalanche Treasury grants 93K options to director

Avalanche Treasury Corp (AVAT) reported that director Paul Grinberg received two stock option awards on 2026-08-27.

(Neutral)
(Neutral)
Form Type
4

Rhea-AI Filing Summary

Avalanche Treasury Corp (AVAT) reported that director Paul Grinberg received two stock option awards on 2026-08-27. One initial grant covers 66,363 options with a $0.63 exercise price, expiring on 2036-08-27, vesting in three equal installments over the first three 12-month periods tied to the grant anniversary or the annual stockholders meeting, subject to continued service. A separate annual grant covers 26,908 options at the same $0.63 exercise price, also expiring on 2036-08-27, vesting in full on the earlier of the first anniversary of the grant date or the first annual stockholders meeting thereafter, subject to his continued service.

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Insider Grinberg Paul
Role Director
Type Security Shares Price Value
Grant/Award Stock Option (Right to Buy) F1 66,363 $0.00 $0.00
Grant/Award Stock Option (Right to Buy) F2 26,908 $0.00 $0.00
Holdings After Transaction: Stock Option (Right to Buy) — 571,281 contracts (Direct)
Footnotes (2)
  1. F1. Represents the initial award of stock options for his service as director. The initial option awards vest in three equal installments during each of the first three 12-month periods following the Grant Date on the earlier to occur during each such 12-month period of (i) the anniversary of the Grant Date and (ii) the annual meeting of the Company's stockholders, subject to the director's continued service with the Company or an affiliate through the vesting date.
  2. F2. Represents the annual award of stock options for his service as director. The annual option awards vest in full on the earlier to occur of (i) the first anniversary of the Grant Date and (ii) the first annual meeting of the Company's stockholders to occur following the Grant Date, subject to the director's continued service with the Company or an affiliate through the vesting date.
Initial option grant 66,363 options Initial award of stock options for service as director granted on 2026-08-27
Annual option grant 26,908 options Annual award of stock options for service as director granted on 2026-08-27
Total options granted 93,271 options Sum of initial and annual stock option awards granted to Paul Grinberg
Exercise price $0.63 per share Conversion or exercise price for both option grants
Expiration date 2036-08-27 Expiration date for both stock option grants
Initial grant vesting schedule 3 equal installments over three 12-month periods Initial options vest over three years tied to anniversaries or annual meetings
Annual grant vesting 100% after up to one year Annual options vest in full on first anniversary or next annual stockholders meeting
Stock Option (Right to Buy) financial
"security_title: Stock Option (Right to Buy)"
Class A Common Stock financial
"underlying_security_title: Class A Common Stock"
Class A common stock is a category of a company’s shares that carries a specific set of ownership rights—most commonly defined voting power and claims on dividends—set out in the company’s charter. For investors it matters because the class determines how much influence you have over corporate decisions, the share’s likely dividend and trading behavior, and how it compares in value to other share classes, like choosing a particular seat with different privileges at the company’s decision-making table.
Grant Date financial
"following the Grant Date on the earlier to occur"
The grant date is the day a company formally gives an employee or contractor the right to receive stock-based compensation, such as stock options or restricted shares. It matters to investors because it fixes key terms—like the price, the start of the ownership clock, and when the award will affect the company’s financial statements and share count—so it can influence dilution, reported expenses, and potential future selling pressure.
annual meeting of the Company's stockholders financial
"the annual meeting of the Company's stockholders, subject to the director's"

FAQ

What insider transaction did AVAT report for Paul Grinberg on August 27, 2026?

AVAT reported that director Paul Grinberg received two stock option grants on 2026-08-27, covering a total of 93,271 options to buy Class A Common Stock at an exercise price of $0.63 per share, expiring on 2036-08-27.

How many AVAT stock options were granted to Paul Grinberg in the initial award?

The initial award granted to Paul Grinberg consists of 66,363 stock options, each with an exercise price of $0.63 per share and an expiration date of 2036-08-27. These options relate to AVAT’s Class A Common Stock.

What are the vesting terms of Paul Grinberg’s initial AVAT option grant?

The initial AVAT option grant of 66,363 options vests in three equal installments over the first three 12-month periods following the grant date, on the earlier of the grant date anniversary or the annual stockholders meeting in each period, subject to continued service.

What are the vesting terms of Paul Grinberg’s annual AVAT option grant?

The annual AVAT option grant of 26,908 options vests in full on the earlier of the first anniversary of the grant date or the first annual meeting of AVAT’s stockholders following the grant date, subject to Paul Grinberg’s continued service.

What is the exercise price and expiration date of Paul Grinberg’s AVAT options?

Both AVAT option grants to Paul Grinberg have an exercise price of $0.63 per share and an expiration date of 2036-08-27, covering AVAT’s Class A Common Stock.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Learn about SEC filing dates
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*
Grinberg Paul

(Last)(First)(Middle)
AVALANCHE TREASURY COMPANY, LLC
11 W. 42ND STREET, 2ND FLOOR

(Street)
NEW YORK NEW YORK 10036

(City)(State)(Zip)

UNITED STATES

(Country)
2. Issuer Name and Ticker or Trading Symbol
Avalanche Treasury Corp [ AVAT ]
5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
XDirector10% Owner
Officer (give title below)Other (specify below)
2a. Foreign Trading Symbol
3. Date of Earliest Transaction (Month/Day/Year)
08/27/2026
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
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
Stock Option (Right to Buy)$0.6308/27/2026A66,363 (1)08/27/2036Class A Common Stock66,363$0544,373D
Stock Option (Right to Buy)$0.6308/27/2026A26,908 (2)08/27/2036Class A Common Stock26,908$0571,281D
Explanation of Responses:
1. Represents the initial award of stock options for his service as director. The initial option awards vest in three equal installments during each of the first three 12-month periods following the Grant Date on the earlier to occur during each such 12-month period of (i) the anniversary of the Grant Date and (ii) the annual meeting of the Company's stockholders, subject to the director's continued service with the Company or an affiliate through the vesting date.
2. Represents the annual award of stock options for his service as director. The annual option awards vest in full on the earlier to occur of (i) the first anniversary of the Grant Date and (ii) the first annual meeting of the Company's stockholders to occur following the Grant Date, subject to the director's continued service with the Company or an affiliate through the vesting date.
/s/ Laine Mihalchick Moljo, as Attorney-in-Fact08/31/2026
** 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.
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* Form 4: SEC 1474 (03-26)