Schedule 13G/A
SNCY Schedule 13G/A filing by Citadel Advisors
Citadel Advisors reported beneficial ownership of 1.3M shares, representing 2.5% of SUN COUNTRY AIRLINES HOLDING in this filing.
FiledMay 15, 2026
Ownership dateMar 31, 2026
Reported shares1.3M
Reported ownership2.5%
Ownership details
Voting and dispositive power reported in the filing
These figures describe the reporting filer’s disclosed voting and investment authority. They should be read together with the reported share count and percentage.
Sole voting power
0
Shared voting power
1.3M
Sole dispositive power
0
Shared dispositive power
1.3M
Compared with the prior filing
How the reported position changed
This compares the current filing with the previous tracked Schedule 13 filing from the same reporting CIK for SNCY. A change between filings does not by itself establish when shares were bought or sold.
Previous filingFeb 17, 2026
Reported share change-1,343,869
Ownership percentage change-2.6 pts
| Previous filing | This filing | |
|---|---|---|
| Reported shares | 2.7M | 1.3M |
| Reported ownership | 5.1% | 2.5% |
Source
Original filing and accession
Use the SEC filing as the primary source when you need the complete disclosure, footnotes, exhibits, or reporting-person details.
- Reporting filer
- Citadel Advisors
- CIK
- CIK0001423053
- Accession
- 0001104659-26-062751
- Form
- Schedule 13G/A
Read the filing in context