Monday, January 26, 2026 6:38:50 AM - Markets open
VN-INDEX 1,870.79 -11.94/-0.63%
HNX-INDEX 252.96 -5.47/-2.12%
UPCOM-INDEX 127.07 -0.10/-0.08%
Telecommunication Technical Service Joint Stock Company (TST : UPCOM)
Technology : Telecommunications Equipment
7.00 0.00/0.00%
3:00:05 PM
Shareholder Structure
State Ownership 32.81%
Foreign Ownership 0.94%
Other Ownership 66.25%
Major Shareholders
Name Position Shares Ownership Reported Date
Vietnam Posts and Telecommunications Group --- 1,575,000 32.81% 12/31/2021
VDT Scientific Data Joint Stock Company --- 875,755 18.24% 4/11/2025
Nguyen Thi To Linh --- 398,000 8.29% 6/30/2022
Nguyen Xuan Hien Chairman of Board 391,100 8.15% 6/30/2022
Yu Jen Chieh --- 281,600 5.87% 12/31/2019
Nguyen Nguyet Anh --- 122,700 2.56% 3/14/2025
Nguyen Van Dan --- 50,100 1.04% 6/30/2022
Nguyen Van Minh --- 18,000 0.38% 12/24/2018
Lam Thanh Huong --- 9,600 0.20% 12/31/2020
Le Thi Lien --- 1,000 0.02% 12/31/2020
Vu Viet Bao --- 100 0.00% 6/30/2021
Nguyen Duc Long --- 0 0.00% 12/31/2017
Phan Sy Kien --- 0 0.00% 12/31/2012
Chu Thi Phuong Lien --- 0 0.00% 12/31/2012
Tran Thuy Hanh --- 0 0.00% 12/31/2017
Quach Van Minh --- 0 0.00% 12/31/2013
Dang Phan Dung --- 0 0.00% 12/31/2016
Nguyen Huu Thang --- 0 0.00% 6/18/2015
Hoang Kim Binh --- 0 0.00% 12/31/2017
Nguyen Thi Huong Lan --- 0 0.00% 12/31/2017
Nguyen Duc Dong --- 0 0.00% 12/31/2014
Vu Hoang Lan --- 0 0.00% 3/14/2025
Phan Thi Phuong Dung --- 0 0.00% 1/26/2026
Vu Thanh Trung --- 0 0.00% 1/26/2026
Nguyen Ngoc Quan --- 0 0.00% 1/26/2026
Nguyen Thi Thu Hien --- 0 0.00% 1/26/2026
Nguyen Duy Hung --- 0 0.00% 6/8/2015
Tran Trung Hieu --- 0 0.00% 1/26/2026
Nguyen Thanh Hai --- 0 0.00% 1/26/2026
Pham Nhat Quang --- 0 0.00% 1/26/2026
POST AND TELECOMMUNICATION FINANCE COMPANY LIMITED --- 0 0.00% 10/15/2009
Tran Diem Dam --- 0 0.00% 8/20/2010
Nguyen Dinh Tuan --- 0 0.00% 1/26/2026
Dang Duc Khoi --- 0 0.00% 1/26/2026
Le Anh Toan --- 0 0.00% 1/26/2026
Vu Tien Duong --- 0 0.00% 12/31/2013
Tran Ba Trung --- 0 0.00% 12/31/2012
Dinh Thi Hoi --- 0 0.00% 12/31/2013
Hoang Thi Nghia Ninh --- 0 0.00% 6/30/2015
Cao Hong Viet --- 0 0.00% 1/26/2026
Le Minh Hai Chief of Executive Officer 0 0.00% 1/26/2026
Dinh Cong Khanh Board Member 0 0.00% 1/26/2026
Pham Tran Hoa Board Member 0 0.00% 1/26/2026
Nguyen Hoang Long Board Member 0 0.00% 1/26/2026
Doan Ha Thang Board Member 0 0.00% 1/26/2026
Trang Thanh Vu Control member 0 0.00% 9/11/2025
Lam Vu Hoang Tung Deputy CEO 0 0.00% 2/28/2025
Dang Quang Trung Deputy CEO 0 0.00% 1/26/2026
Nguyen Thuy Linh Chief Accountant 0 0.00% 1/26/2026
Tran Thi Thanh Binh Representative Spokesman 0 0.00% 1/26/2026
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