Group One Trading »

TSS shares owned by Group One Trading

Quarter-by-quarter ownership of TSS (TSSI) shares owned by Group One Trading from 13F filings

Historical chart of Group One Trading investment in TSS

Tip: Access up to 7 years of quarterly data

All positions including TSS held by Group One Trading consolidated in one spreadsheet with up to 7 years of data

Download as csvDownload consolidated filings csv Download as ExcelDownload consolidated filings xlsx

Quarterly reported holdings in TSS by Group One Trading

Quarter filed Position value Share count Share price at filing
2025-09-30 $2.1M 115k 18.11
2025-03-31 $284k 36k 7.85
2024-12-31 $178k 15k 11.86

More positions owned by Group One Trading

Tesla Motors Inc cmn Call Option
Unitedhealth Group Inc option Call Option
Meta Platforms Cl A Call Option
Alibaba Group Hldg Sponsored Ads Call Option
Strategy Cl A New Put Option
Strategy Cl A New Call Option
Nvidia Corp option Call Option
Meta Platforms Cl A Put Option
Microsoft Corp Call Option
Robinhood Mkts Com Cl A Call Option
Apple Inc option Call Option
Tesla Motors Inc cmn Put Option
Lilly Eli & Co option Call Option
Iren Ordinary Shares Put Option
Iren Ordinary Shares Call Option

View all positions for Group One Trading

Top funds holding TSS

Citadel Advisors
BlackRock
Vanguard Group
Susquehanna International
Jane Street
National Asset Management
Geode Capital Management
Millennium Management
AWM Investment Company
Value Aligned Research Advisors
Renaissance Technologies
Wolverine Trading
State Street Corporation
Trexquant Investment
Nuveen

View all funds holding TSS