Sun Country Airlines Holdings, Inc.
Sun Country Airlines Holdings, Inc. (SNCY) Stock Ownership
Institutional vs insider vs public ownership from 13F and float data — top holders, activity, and insider trades below.
SEC 13F · FMP · SNCY · as of Sep 30, 2025
Ownership Breakdown
203
Institutional Holders
▼ 3 vs Q2
$746.83M
Total Inst. Value
▲ $34.17M vs Q2
54.20M
Shares Outstanding
freeFloat 98.05%
63.24M
13F Shares Held
▲ 2.59M vs Q2
Institutional ownership = 13F shares ÷ total outstanding. Insider % = 100 − free float. Public % = free float − institution %. Data: FMP /symbol-positions-summary + /shares-float + SEC EDGAR.
Top Institutional Holders
SNCY largest shareholders · institutional ownership
Q3 2025 · SEC 13F
Showing top 10 holders
| Holder | Shares | % Owned | Weight | Value | Reported | Change |
|---|---|---|---|---|---|---|
BLACKROCK, INC. air transportation, scheduled | 7.65M | 14.37% | 14.37% | $90.40B | Nov 12, 2025 | ▲ 964.5K |
VANGUARD GROUP INC air transportation, scheduled | 4.82M | 9.04% | 9.04% | $56.90B | Nov 7, 2025 | ▲ 589.3K |
FRONTIER CAPITAL MANAGEMENT CO LLC air transportation, scheduled | 3.33M | 6.25% | 6.25% | $39.33B | Nov 14, 2025 | ▼ 203.1K |
CITADEL ADVISORS LLC air transportation, scheduled | 2.89M | 5.42% | 5.42% | $34.09B | Nov 14, 2025 | ▲ 76.6K |
AMERIPRISE FINANCIAL INC air transportation, scheduled | 2.64M | 4.95% | 4.95% | $31.14B | Nov 14, 2025 | ▼ 541.7K |
DIMENSIONAL FUND ADVISORS LP air transportation, scheduled | 2.52M | 4.74% | 4.74% | $29.81B | Nov 12, 2025 | ▲ 224.3K |
ZIMMER PARTNERS, LP air transportation, scheduled | 2.10M | 3.93% | 3.93% | $24.75B | Nov 14, 2025 | ▼ 130.0K |
PAR CAPITAL MANAGEMENT INC air transportation, scheduled | 2.07M | 3.88% | 3.88% | $24.41B | Nov 14, 2025 | ▲ 107.6K |
AMERICAN CENTURY COMPANIES INC air transportation, scheduled | 1.99M | 3.73% | 3.73% | $23.49B | Nov 12, 2025 | ▲ 150.8K |
STATE STREET CORP air transportation, scheduled | 1.89M | 3.54% | 3.54% | $22.29B | Nov 14, 2025 | ▲ 242.1K |
Data from SEC Form 13F filings. Ownership bar normalised to largest holder. Change flags: isNew / isSoldOut / changeInSharesNumber (FMP extract-analytics/holder).
Institutional Activity
Q3 2025 vs prior quarter
Q3 2025
25
Increased
+6.16M shares0
New Positions
first time holders25
Decreased
−1.94M shares0
Sold Out
fully exitedNet shares change (top 50)
+4.22M
+6.16M / −1.94M
Net new holders
+0
0 new / 0 exited
Based on top 50 institutional holders by position size. Fields: isNew, isSoldOut, changeInSharesNumber (FMP extract-analytics/holder, limit=50).
Insider Buying vs Selling
SNCY insider trading · insider activity
Source: SEC Form 4
6
Buy transactions
23
Sell transactions
0.26
Buy/Sell ratio
$2M
Total disposed
Recent Insider Transactions
Showing 10 most recent · Common Stock only
| Name · Role | Date | Type | Shares | Price | Value | After Trans. | Filing |
|---|---|---|---|---|---|---|---|
Schoppert Wendy Lee director | May 13, 2026 | D-Return | 7,040 | $4.10 | $28.9K | 0 | Form 4 ↗ |
O'Keeffe Patrick J. director | May 13, 2026 | D-Return | 39,093 | $0.01 | $390.93 | 0 | Form 4 ↗ |
BLAKEY MARION C director | May 13, 2026 | D-Return | 39,157 | $0.01 | $391.57 | 0 | Form 4 ↗ |
Neale Erin Rose SVP, Chief Legal Officer | May 13, 2026 | Award | 36,720 | — | — | 36.7K | Form 4 ↗ |
Neale Erin Rose SVP, Chief Legal Officer | May 13, 2026 | D-Return | 38,931 | $0.01 | $389.31 | 0 | Form 4 ↗ |
Neale Erin Rose SVP, Chief Legal Officer | May 13, 2026 | D-Return | 20,150 | $33.50 | $675.0K | 0 | Form 4 ↗ |
Neale Erin Rose SVP, Chief Legal Officer | May 13, 2026 | D-Return | 36,720 | — | — | 0 | Form 4 ↗ |
Kennedy Thomas C director | May 13, 2026 | D-Return | 37,862 | $0.01 | $378.62 | 0 | Form 4 ↗ |
Mangione Christopher Michael Chief Acct. Off. & VP, Finance | May 13, 2026 | Award | 5,176 | — | — | 5.2K | Form 4 ↗ |
Mangione Christopher Michael Chief Acct. Off. & VP, Finance | May 13, 2026 | D-Return | 10,682 | $0.01 | $106.82 | 0 | Form 4 ↗ |
Source: /insider-trading/search (FMP stable). Buy/Sell direction: acquisitionOrDisposition A=Buy, D=Sell. RSU vesting (M-Exempt) excluded from sentiment bar. All data from SEC EDGAR public filings.
About institutional & insider ownership
Sun Country Airlines Holdings, Inc. (SNCY) is primarily owned by institutional investors, who hold approximately 100.0% of total shares outstanding. Company insiders own approximately 1.95%, while retail and public investors account for the remaining 0.00%.
The largest institutional shareholder of Sun Country Airlines Holdings, Inc. is BLACKROCK, INC., holding approximately 7.65 million shares — equal to 14.37% of outstanding shares — as of September 30, 2025.
A total of 203 institutional investors currently hold SNCY stock, with a combined institutional value of approximately $746,833,107 as of the most recent 13F filing period.
Frequently asked questions
SNCY ownershipSun Country Airlines Holdings, Inc. (SNCY) is primarily owned by institutional investors, who hold approximately 100.0% of shares. The largest shareholder is BLACKROCK, INC. with a 14.37% stake. Company insiders hold 1.95%. Data sourced from SEC Form 13F as of September 30, 2025.