Sun Country Airlines insider plans minor $4.6k share sale under Rule 144

Rhea-AI Filing Summary

Sun Country Airlines Holdings, Inc. (NASDAQ: SNCY) has filed a Form 144, signalling that an insider plans to sell 394 common shares through Fidelity Brokerage Services on or after 1 July 2025. At an indicated value of $4,630.66, the disposal represents roughly 0.0007 % of the company’s 53.2 million shares outstanding and is therefore financially immaterial.

The shares derive from a restricted-stock vesting that occurred on 30 June 2025 and will be sold on the Nasdaq. The filing also lists two prior open-market sales by the same insider within the last three months: 404 shares sold on 1 Apr 2025 for $4,870.92 and 883 shares sold on 2 Apr 2025 for $10,048.54. Cumulatively, the insider has disposed of 1,681 shares worth about $19,549 in the period.

The signatory affirms no knowledge of undisclosed material adverse information, as required under Rule 144. Because of the very small size relative to float and typical trading volume, the event is routine, with negligible expected impact on liquidity, ownership structure, or market valuation.

Positive

• None.

Negative

• Insider selling: Even though the 394-share sale is small, any insider disposition can be perceived negatively by some investors.

Insights

Financial Analyst

TL;DR: 394-share Form 144 sale is tiny; unlikely to move SNCY’s price or fundamentals.

The proposed $4.6 k sale amounts to less than one-thousandth of a percent of shares outstanding, well below any threshold that would pressure market supply or signal broad insider sentiment. Even when adding the two April transactions, the insider’s cumulative disposals remain immaterial. Daily average volume in SNCY exceeds 300 k shares, so absorption risk is virtually zero. With no earnings data or strategic commentary attached, the filing is essentially an administrative step following restricted-stock vesting.

Corporate Governance Specialist

TL;DR: Ongoing, low-volume insider selling appears routine; no governance red flags.

Rule 144 filings provide transparency on insider transactions. The seller certifies no undisclosed adverse information and follows required aggregation rules. The limited size, use of a mainstream broker, and clear vesting origin suggest an ordinary liquidity event rather than a value-judgement on the firm’s outlook. The cadence of past sales (two in April, one planned in July) indicates orderly disposition rather than aggressive unloading. Consequently, the event holds negligible governance impact.

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

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Accepted by SEC EDGAR 07/01/2025 - 11:42 AM Learn about SEC filing dates

FAQ

How many Sun Country Airlines (SNCY) shares are being sold under this Form 144?

394 common shares are slated for sale.

What is the approximate value of the proposed SNCY share sale?

The filing lists an aggregate market value of $4,630.66.

When is the insider planning to sell the shares?

The approximate sale date is 1 July 2025.

What percentage of Sun Country’s outstanding shares does the sale represent?

About 0.0007 % of 53.2 million shares, an immaterial amount.

Were there recent insider sales at Sun Country Airlines?

Yes. The same insider sold 404 shares on 1 Apr 2025 and 883 shares on 2 Apr 2025.

Form 144 Filer Information	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 144 NOTICE OF PROPOSED SALE OF SECURITIES PURSUANT TO RULE 144 UNDER THE SECURITIES ACT OF 1933
FORM 144

144: Filer Information

Filer CIK
Filer CCC
Is this a LIVE or TEST Filing?	LIVE TEST
Submission Contact Information
Name
Phone
E-Mail Address

144: Issuer Information

Name of Issuer

SEC File Number

Address of Issuer

Phone

Name of Person for Whose Account the Securities are To Be Sold

See the definition of "person" in paragraph (a) of Rule 144. Information is to be given not only as to the person for whose account the securities are to be sold but also as to all other persons included in that definition. In addition, information shall be given as to sales by all persons whose sales are required by paragraph (e) of Rule 144 to be aggregated with sales for the account of the person filing this notice.

Relationship to Issuer

144: Securities Information

Title of the Class of Securities To Be Sold	Name and Address of the Broker	Number of Shares or Other Units To Be Sold	Aggregate Market Value	Number of Shares or Other Units Outstanding	Approximate Date of Sale	Name the Securities Exchange
Common	Fidelity Brokerage Services LLC 900 Salem Street Smithfield RI 02917	394	4630.66	53201003	07/01/2025	NASDAQ

Furnish the following information with respect to the acquisition of the securities to be sold and with respect to the payment of all or any part of the purchase price or other consideration therefor:

144: Securities To Be Sold

Title of the Class	Date you Acquired	Nature of Acquisition Transaction	Name of Person from Whom Acquired	Is this a Gift?	Date Donor Acquired	Amount of Securities Acquired	Date of Payment	Nature of Payment *
Common	06/30/2025	Restricted Stock Vesting	Issuer			394	06/30/2025	Compensation

* If the securities were purchased and full payment therefor was not made in cash at the time of purchase, explain in the table or in a note thereto the nature of the consideration given. If the consideration consisted of any note or other obligation, or if payment was made in installments describe the arrangement and state when the note or other obligation was discharged in full or the last installment paid.

Furnish the following information as to all securities of the issuer sold during the past 3 months by the person for whose account the securities are to be sold.

144: Securities Sold During The Past 3 Months

Name and Address of Seller	Title of Securities Sold	Date of Sale	Amount of Securities Sold	Gross Proceeds
Grant N. Whitney 2005 Cargo Road Minneapolis MN 55450	Common	04/01/2025	404	4870.92
Grant N. Whitney 2005 Cargo Road Minneapolis MN 55450	Common	04/02/2025	883	10048.54

144: Remarks and Signature

Remarks

Date of Notice

ATTENTION:

The person for whose account the securities to which this notice relates are to be sold hereby represents by signing this notice that he does not know any material adverse information in regard to the current and prospective operations of the Issuer of the securities to be sold which has not been publicly disclosed. If such person has adopted a written trading plan or given trading instructions to satisfy Rule 10b5-1 under the Exchange Act, by signing the form and indicating the date that the plan was adopted or the instruction given, that person makes such representation as of the plan adoption or instruction date.

Signature

ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)