Sun Country Airlines Holdings, INC Schedule 13G passive stakes

Citadel Advisors and Kenneth Griffin have filed a Schedule 13G reporting a combined beneficial ownership of 2.5% in Sun Country Airlines Holdings, Inc.

Ameriprise Financial, Inc. and its subsidiary Columbia Management Investment Advisers, LLC have filed a Schedule 13G, reporting beneficial ownership of 0.2% of Sun Country Airlines Holdings, Inc. common stock as of March 31, 2026.

Vanguard Capital Management has reported beneficial ownership of 5.07% of Sun Country Airlines Holdings Inc. common stock as of March 31, 2026.

The Vanguard Group has reported zero beneficial ownership in Sun Country Airlines Holdings Inc. following an internal realignment and disaggregated reporting.

Ameriprise Financial, through its subsidiary Columbia Management, has reported a 5.0% beneficial ownership stake in Sun Country Airlines Holdings, Inc. as of December 31, 2025.

Dimensional Fund Advisors LP has disclosed a passive 5.1% ownership stake in Sun Country Airlines Holdings Inc, holding 2,685,524 shares of common stock.

Ameriprise Financial, Inc. and its subsidiary Columbia Management Investment Advisers, LLC, reported a combined beneficial ownership of 4.9% of Sun Country Airlines Holdings, Inc. common stock.

BlackRock, Inc. has disclosed a 13.9% beneficial ownership stake in Sun Country Airlines Holdings, Inc., representing 7,414,746 shares as of September 30, 2025.

Zimmer Partners and affiliated entities reported a 4.2% passive beneficial ownership stake in Sun Country Airlines Holdings, Inc.

Frontier Capital Management Co., LLC has reported a 6.64% beneficial ownership stake in Sun Country Airlines Holdings, Inc., totaling 3,533,617 shares.

Zimmer Partners, LP and its affiliated entities have disclosed a beneficial ownership of 5.2% in Sun Country Airlines Holdings, Inc., holding 2,773,031 shares of common stock.

Macquarie Group Limited and its affiliates have filed an amended Schedule 13G, reporting a reduction in their beneficial ownership of Sun Country Airlines Holdings Inc. common shares to 4.87%.

BlackRock, Inc. has filed an amended Schedule 13G, revealing a passive beneficial ownership of 11.1% in Sun Country Airlines Holdings, Inc. as of March 31, 2025.

Citadel Advisors, Citadel Securities, and Kenneth Griffin have jointly reported beneficial ownership of 6.1% of Sun Country Airlines Holdings, Inc. common stock.

SCA Horus Holdings, LLC and affiliated Apollo entities, along with their directors, have reported a complete divestment of their beneficial ownership in Sun Country Airlines Holdings, Inc., holding 0% of common stock.

SCA Horus Holdings, LLC and affiliated entities, including directors Antoine Munfakh and Noah Falk, have reported a continued beneficial ownership of 12.0% in Sun Country Airlines Holdings, Inc. common stock.

Ameriprise Financial, Inc. and its subsidiary Columbia Management Investment Advisers, LLC have disclosed a passive beneficial ownership of 5.9% in Sun Country Airlines Holdings, Inc. common stock as of December 31, 2024.