MSUXX

Msilf Treasury Sec-InstETF$1.00 0.00%
UnclassifiedCUSIP 61747C525· EOD Sep 8, 2026

Among active 13F managers last quarter, none opened or added and 1 reduced; the largest holder to move was Reik & Co., LLC (−2.5%).

Tracked 13F holders
1
13F value (tracked)
$14.0M
13F moves · latest Q
0 added
1 reduced

Price & smart-money activity

$1.00 0.00%5Y +0.0%
$0.92$0.96$1.00$1.04$1.08202120222023202420252026
13F activity markers unavailable right nowEnd-of-day closing prices52w $1.00 – $1.00

Who owns MSUXX?

1 tracked 13F filers · ranked by shares held

1 tracked 13F filer discloses a position in MSUXX as of the latest SEC 13F filings, a combined $14.0M in reported value. Holders and values reflect the 13F filers Arkolith currently tracks, not the entire institutional universe. Counts and totals are a floor, not the full institutional ownership.

#FundSharesPosition valueLast moveAs ofHistory
1Reik & Co., LLC14.0M
$14.0M
−2.5%
Reduced · −353K sh
Q2 2026

Holders and values reflect the 13F filers Arkolith currently tracks, not the entire institutional universe. Counts and totals are a floor, not the full institutional ownership.

Is MSUXX being bought or sold by institutions?

Last quarter, no active manager opened or added to a position in MSUXX, while 1 reduced. Based on 13F filings from active, signal-eligible managers (passive index funds and other mechanical holders are excluded from this count).

Reduced
1
reduced, still holding
Biggest moves · ranked by size of the change, positions above a floor

Funds that own MSUXX also own

CompanyCo-held byTheir position there
Church & Dwight Co IncCHD1 funds$113.4M
Williams-Sonoma IncWSM1 funds$47.9M
Cintas CorpCTAS1 funds$40.7M
Berkshire Hathaway Inc-CL BBRK/B1 funds$36.3M
US BancorpUSB1 funds$30.8M
McCormick & Co-Non VTG SHRSMKC1 funds$21.2M
Netflix IncNFLX1 funds$8.2M
Coca-Cola CoKO1 funds$6.2M
Microsoft CorpMSFT1 funds$5.3M
Chevron CorpCVX1 funds$5.1M
Apple IncAAPL1 funds$4.9M
JM Smucker CoSJM1 funds$4.9M

Ranked by how many of MSUXX's tracked holders also hold each name. The last column is those co-holders' combined reported position in that name, not in MSUXX.

Share classes

Class13F holdersValue held
MSUXXthis pageMUT1 funds$14.0M
61747C582COM1 funds$15K

Same issuer, multiple share classes. The consensus leaderboards count this company once across all classes; this is the per-class detail.

Recent filings

0 most recent

No filings captured for this ticker in the live stream yet.

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Ask your agent what changed in MSUXX

This ETF page is the public Follow view. For one current, evidence-backed answer, use capital_change_brief through REST or MCP. It compares tracked 13F changes with qualifying Form 4 activity and cites the SEC evidence.

Copy-paste
curl -H "Authorization: Bearer YOUR_API_KEY" \
  "https://arkolith.com/api/v1/stocks/MSUXX/capital-change-brief"
Ask your agent
Use Arkolith's capital_change_brief for MSUXX.
Tell me what changed, whether insider activity
corroborates it, and cite the SEC evidence.

13F holdings + quarter-over-quarter ownership changes + end-of-day price history + the live filing stream, joined for MSUXX. Filings are public domain, sourced to SEC EDGAR; price series derived from end-of-day closes.