MSUXX Institutional Ownership & Shareholders
MSILF TREASURY SEC-INST (MSUXX) is currently held by 1 institutional investors tracked by InsiderSet, with a combined reported market value of approximately $11.08M based on the latest available SEC Form 13F filings for the quarter ended September 30, 2026.
Reik & Co., Llc is currently the largest disclosed institutional shareholder of MSUXX tracked by InsiderSet, reporting ownership valued at approximately $11.08M in its September 30, 2026 SEC Form 13F filing.
The top 10 institutional shareholders tracked on this page collectively account for approximately 100% of the total disclosed MSUXX value among the investors covered in this analysis. Major shareholders include Reik & Co., Llc, and several other long-term asset managers with concentrated positions in MSILF TREASURY SEC-INST (MSUXX).
This page ranks the largest institutional MSUXX shareholders using publicly disclosed SEC Form 13F data, including reported values, estimated current holding values, portfolio allocation percentages, ownership concentration metrics, and historical holding changes across major hedge funds and investment firms.
Institutional Holders
1
Total Reported Value
$11.08M
Largest Holder
Reik & Co., Llc
Largest Position
$11.08M
Insider Transactions (90d)
0
Latest Filing Quarter
Q3 2026
New Institutional Positions
2
Funds Exiting Positions
0
| Name | Investor/Manager | Portfolio % | Quantity | Reported Balance | Current Estimated Value | Gain/loss Since Filing | Estimated Portfolio Performance |
|---|---|---|---|---|---|---|---|
| Reik & Co., Llc | 3.12% | 11,075,975 | $11,075,915 | — | — | — |
Frequently asked questions about MSUXX
Who are the largest institutional holders of MSUXX?
The largest institutional holders of MSUXX reported in the latest SEC Form 13F filings include Reik & Co., Llc. InsiderSet ranks institutional holders by their latest reported MSUXX position.
What is MSUXX institutional ownership?
This page tracks MSUXX positions reported by institutional investment managers through SEC Form 13F. MSILF TREASURY SEC-INST (MSUXX) institutional ownership on InsiderSet reflects disclosed 13F holdings among the managers we analyze, not every shareholder of the stock.
How many institutions own MSUXX?
InsiderSet currently tracks 1 institutional managers reporting MSUXX holdings in the latest available 13F data. This count reflects institutions included in the SEC Form 13F filings analyzed by InsiderSet and should not be interpreted as the total number of MSUXX shareholders.
How much MSUXX stock do institutions own?
Institutional investment managers disclosed approximately $11.08M in MSUXX holdings for Q3 2026. This figure is reported 13F value as of the filing period, not necessarily today's market value.
When was MSUXX institutional ownership last updated?
The latest MSUXX institutional ownership data on InsiderSet is based on SEC Form 13F filings for the quarter ended September 30, 2026. Form 13F filings are generally reported after the quarter ends, so the holdings shown represent the latest publicly disclosed positions rather than real-time institutional holdings.
Are institutional MSUXX holdings real-time?
No. Form 13F data is not real-time. It represents positions reported by institutional investment managers as of the end of the reporting quarter. An institution may have changed its MSUXX position after the reporting date.
Are institutions buying or selling MSUXX?
Institutional buying and selling can be analyzed by comparing MSUXX positions across consecutive 13F reporting periods. InsiderSet's MSUXX Ownership Changes page shows institutions that increased, reduced, initiated, or exited positions based on reported 13F holdings. View MSUXX ownership changes.
How has MSUXX institutional ownership changed over time?
InsiderSet tracks MSUXX institutional holdings across multiple 13F reporting periods, allowing investors to compare institutional holder counts, reported value, and reported shares over time.