TRIXX
State Street Institutional Investment Trust - Treasury Fund
Stock · Financial Services · Asset Management - Bonds · US · $172M market cap
Held by ETFs$51M
Share of the company≈30%
Top-10 holding in5 ETFs
Built on TRIXX alone0 ETFs
Most per dollar · basketBUYW 1.9%
Biggest holderBUYW $28M
Every ETF built around TRIXX
Closest to the stock first, then outward.
Map · size = assets, color = YTDFundNameWhat it gives youTRIXX per $1,000YTDYieldFeeAssets
2Get paid from itOption income on TRIXX; upside capped0 TRIXX-only + 1 baskets
4Heaviest basketsTRIXX is the biggest slice; over $1B first5 funds hold it in their top 10
Where the ETF money in TRIXX sits
Income $29MOther $14MUS Stock Styles $7MInternational $1M
The ETF Tracker@TheETFTrackerTile size = dollars of TRIXX held · $51M across funds that list it in their top 10
The ETF TrackerWhere the ETF money in TRIXX sits@TheETFTracker · etftracker.io · Nov 2, 2026