Avalanche Treasury grants COO 1,100,000 stock options

Avalanche Treasury Corp granted Chief Operating Officer Moljo Laine Mihalchick a stock option award covering 1,100,000 shares of Class A common stock at an exercise price of $0.54 per share, expiring on July 12, 2036.

Rhea-AI Filing Summary

Avalanche Treasury Corp granted Chief Operating Officer Moljo Laine Mihalchick a stock option award covering 1,100,000 shares of Class A common stock at an exercise price of $0.54 per share, expiring on July 12, 2036. The options vest in equal installments on January 12, 2027, 2028 and 2029, subject to continued employment, leaving her with 1,100,000 stock options held directly after the grant.

Insider Trade Summary

Grant/Award: 1,100,000 shares

Grant/Award 1 txn

Insider Moljo Laine Mihalchick

Role Chief Operating Officer

Type	Security	Shares	Price	Value
Grant/Award	Stock Option (Right to Buy) F1	1,100,000	$0.00	$0.00

Holdings After Transaction: Stock Option (Right to Buy) — 1,100,000 contracts (Direct)

Footnotes (1)

1. F1. The option awards vest in equal installments on January 12, 2027, 2028 and 2029 subject to continued employment with Avalanche Treasury Corporation or its subsidiaries through the applicable vesting date.

Key Figures

Options granted: 1,100,000 shares Exercise price: $0.54 per share Expiration date: July 12, 2036 +4 more

7 metrics

Options granted 1,100,000 shares Stock Option (Right to Buy) for Class A common stock granted to COO

Exercise price $0.54 per share Conversion or exercise price of the granted stock options

Expiration date July 12, 2036 Expiration date of the COO’s stock option award

Vesting date 1 January 12, 2027 First one-third of options vest subject to continued employment

Vesting date 2 January 12, 2028 Second one-third of options vest subject to continued employment

Vesting date 3 January 12, 2029 Final one-third of options vest subject to continued employment

Total derivative holdings after grant 1,100,000 options Total stock options beneficially owned directly after the transaction

Key Terms

Stock Option (Right to Buy), Class A common stock, conversion or exercise price, vest, +1 more

5 terms

Stock Option (Right to Buy) financial

"security_title is reported as Stock Option (Right to Buy)"

Class A common stock financial

"underlying_security_title is listed as 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.

conversion or exercise price financial

"The option has a conversion or exercise price of 0.5400"

vest financial

"The option awards vest in equal installments on January 12, 2027, 2028 and 2029"

A vest is the process by which an employee earns the right to receive certain benefits or ownership interests, such as stock or retirement funds, over time. It’s similar to earning a reward gradually, ensuring that the benefit becomes fully yours only after a set period or meeting specific conditions. This makes it important for investors because it determines when they can actually claim or use those benefits.

expiration date financial

"The option carries an expiration date of 2036-07-12"

The expiration date is the deadline after which a financial contract, such as an option or a futures agreement, is no longer valid or can be exercised. It matters to investors because it determines the timeframe during which they can take action or benefit from the contract, similar to how a coupon or a food item has a limited period of usefulness. Once the expiration date passes, the contract loses its value or ability to be used.

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What insider transaction did Avalanche Treasury Corp (AVAT) report for its COO?

Avalanche Treasury Corp (AVAT) reported that COO Moljo Laine Mihalchick received a grant of stock options covering 1,100,000 shares of Class A common stock. This is a compensation award, not an open-market share purchase or sale.

What are the key terms of the COO’s stock option grant at Avalanche Treasury Corp (AVAT)?

The COO’s stock option grant covers 1,100,000 underlying shares of Class A common stock with a $0.54 per share exercise price and an expiration date of July 12, 2036, reflecting a long-dated incentive award.

How do the Avalanche Treasury Corp (AVAT) options granted to the COO vest?

The option awards vest in three equal installments on January 12, 2027, 2028 and 2029. Vesting is conditioned on the COO’s continued employment with Avalanche Treasury Corp or its subsidiaries through each applicable vesting date.

Did the Avalanche Treasury Corp (AVAT) COO buy or sell shares in the market?

No market buy or sell occurred. The Form 4 shows an option grant (code A), a compensation-related acquisition of derivative securities. No underlying Class A common shares were purchased or sold in the open market in this transaction.

What is the COO’s derivative holdings after the option grant at Avalanche Treasury Corp (AVAT)?

Following the transaction, the COO beneficially owns 1,100,000 stock options directly. These represent rights to buy Class A common stock at $0.54 per share, subject to the vesting schedule and the stated July 12, 2036 expiration.

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

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Available on EDGAR 07/14/2026 - 04:16 PM Accepted by SEC EDGAR 07/14/2026 - 04:15 PM Learn about SEC filing dates

SEC Form 4

FORM 4

UNITED 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^*

Moljo Laine Mihalchick

(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)

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	Chief Operating Officer

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
07/12/2026

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form 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)
			Code	V	Amount	(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)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares
Stock Option (Right to Buy)	$0.54	07/12/2026		A		1,100,000		(1)	07/12/2036	Class A common stock	1,100,000	$0	1,100,000	D

Explanation of Responses:

1. The option awards vest in equal installments on January 12, 2027, 2028 and 2029 subject to continued employment with Avalanche Treasury Corporation or its subsidiaries through the applicable vesting date.

	/s/ Laine Mihalchick Moljo	07/14/2026
	** Signature of Reporting Person	Date
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)