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TSS shares owned by Jane Street

Quarter-by-quarter ownership of TSS (TSSI) shares owned by Jane Street from 13F filings

Historical chart of Jane Street investment in TSS

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All positions including TSS held by Jane Street consolidated in one spreadsheet with up to 7 years of data

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Quarterly reported holdings in TSS by Jane Street

Quarter filed Position value Share count Share price at filing
2025-09-30 $14M 760k 18.11
2025-06-30 $5.3M 183k 28.83
2025-03-31 $918k 117k 7.85
2024-12-31 $604k 51k 11.86

More positions owned by Jane Street

Spdr S&p 500 Etf Tr Tr Unit Call Option (SPY)
NVIDIA Corporation Call Option (NVDA)
Tesla Motors Call Option (TSLA)
Invesco Qqq Tr Unit Ser 1 Call Option (QQQ)
Ishares Tr Russell 2000 Etf Call Option (IWM)
Meta Platforms Cl A Call Option (META)
Spdr Gold Tr Gold Shs (GLD)
Apple Call Option (AAPL)
Taiwan Semiconductor Mfg Sponsored Ads Put Option (TSM)
Microsoft Corporation Call Option (MSFT)
Advanced Micro Devices Call Option (AMD)
Alphabet Cap Stk Cl A Call Option (GOOGL)
Strategy Cl A New (MSTR)
Broadcom Call Option (AVGO)
Amazon Call Option (AMZN)

View all positions for Jane Street

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