As of the latest SEC filings, STATE STREET INSTITUTIONAL TREASURY MONEY MARKET FUND (TRIXX) is held by 21 institutional funds. The largest fund shareholder is Marsico Midcap Growth Focus Fund (MXXIX), holding an estimated $50,913,310.28 in market value, representing 7.68% of its portfolio.
Funds holding STATE STREET INSTITUTIONAL TREASURY MONEY MARKET FUND (TRIXX)
Source: SEC Form N-PORT institutional portfolio disclosures
- Ticker:
- TRIXX
- CIK:
| Fund | Type | Manager | Weight | Market Value | Shares |
Report Date
|
Filing Date
|
|---|---|---|---|---|---|---|---|
|
MXXIX
Marsico Midcap Growth Focus Fund
|
MF | Independent / Boutique | 7.68% | $50,913,310.28 | 50,913,310 | Mar 31, 2026 | May 27, 2026 |
|
MFOCX
Marsico Focus Fund
|
MF | Independent / Boutique | 3.43% | $33,569,729.77 | 33,569,730 | Mar 31, 2026 | May 27, 2026 |
|
RNDLX
RiverNorth/DoubleLine Strategic Income Fund
|
MF | Independent / Boutique | 2.56% | $25,647,378.41 | 25,647,378 | Mar 31, 2026 | May 28, 2026 |
|
BUYW
Main Buywrite ETF
|
ETF | Independent / Boutique | 1.13% | $13,246,067.74 | 13,246,068 | Apr 30, 2026 | Jun 26, 2026 |
|
RIV
RiverNorth Opportunities Fund Inc.
|
CEF | Independent / Boutique | 3.91% | $12,681,517.94 | 12,681,518 | Mar 31, 2026 | May 28, 2026 |
|
MIOFX
Marsico International Opportunities Fund
|
MF | Independent / Boutique | 6.80% | $11,391,091.68 | 11,391,092 | Mar 31, 2026 | May 27, 2026 |
|
MGRIX
Marsico Growth Fund
|
MF | Independent / Boutique | 2.84% | $9,954,369.88 | 9,954,370 | Mar 31, 2026 | May 27, 2026 |
|
MGLBX
Marsico Global Fund
|
MF | Independent / Boutique | 2.70% | $9,755,716.37 | 9,755,716 | Mar 31, 2026 | May 27, 2026 |
|
OPP
RiverNorth/DoubleLine Strategic Opportunity Fund Inc.
|
CEF | Independent / Boutique | 4.31% | $9,155,948.22 | 9,155,948 | Mar 31, 2026 | May 28, 2026 |
|
RUNN
Running Oak Efficient Growth ETF
|
ETF | Independent / Boutique | 1.99% | $7,670,118.20 | 7,670,118 | Feb 28, 2026 | Apr 14, 2026 |
|
SECT
Main Sector Rotation ETF
|
ETF | Independent / Boutique | 0.23% | $5,894,949.17 | 5,894,949 | Apr 30, 2026 | Jun 26, 2026 |
|
MAHIX
iMGP Low Duration Income Fund
|
MF | Independent / Boutique | 1.67% | $4,375,573.57 | 4,375,574 | Mar 31, 2026 | May 29, 2026 |
|
RSF
RiverNorth Capital and Income Fund
|
CEF | Independent / Boutique | 6.34% | $3,689,300.67 | 3,689,301 | Mar 31, 2026 | May 28, 2026 |
|
CEFZ
RiverNorth Active Income ETF
|
ETF | Independent / Boutique | 9.24% | $3,421,625.95 | 3,421,626 | Mar 31, 2026 | May 28, 2026 |
|
RNHIX
RiverNorth/Oaktree High Income Fund
|
MF | Independent / Boutique | 3.60% | $2,055,567.12 | 2,055,567 | Mar 31, 2026 | May 28, 2026 |
|
TMAT
Main Thematic Innovation ETF
|
ETF | Independent / Boutique | 0.83% | $1,749,793.89 | 1,749,794 | Apr 30, 2026 | Jun 26, 2026 |
|
INTL
Main International ETF
|
ETF | Independent / Boutique | 0.21% | $464,006.59 | 464,007 | Apr 30, 2026 | Jun 26, 2026 |
|
THNYX
Thornburg New York Intermediate Municipal Fund
|
MF | Independent / Boutique | 0.36% | $103,181.32 | 103,181 | Mar 31, 2026 | May 26, 2026 |
|
LTUQX
Thornburg Limited Term U.S. Government Fund
|
MF | Independent / Boutique | 0.09% | $70,441.53 | 70,442 | Mar 31, 2026 | May 26, 2026 |
|
THMMX
Thornburg Municipal Managed Account Fund
|
MF | Independent / Boutique | 0.45% | $55,514.88 | 55,515 | Mar 31, 2026 | May 26, 2026 |
|
TSSIX
Thornburg Strategic Municipal Income Fund
|
MF | Independent / Boutique | 0.01% | $48,143.71 | 48,144 | Mar 31, 2026 | May 26, 2026 |
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