OSTAX Mutual Fund

OSTAX Mutual Fund

NAV$9.93
See how much of OSTAX you already own
Just $25 once·$99/mo·Download sample
X-ray my portfolio free
Showing the top 10 of 398 holdings · as of Aug 31, 2026
Top 10 weight
11.79%
OSTAX top 10 holdings, by weight
#TickerNameWeightCumulativeSharesMkt valueSectorIndustry
1
JOIXX
JPMorgan Institutional Tax Free Money Market Fund, Class ImFinancials · Capital Markets
3.03%		3.0%24,543,070$24.55MFinancialsCapital Markets
2—Tampa Bay Water, Series 2001 A, RbUtilities · Water Utilities
1.20%		4.2%9,000,000$9.76MUtilitiesWater Utilities
Sector and industry · Pro
3DebtIndiana St Fin 5% 10/32
1.20%		5.4%8,815,000$9.74M
4—Texas St Muni Gas Acquisition Tmgutl 01/54 Adjustable Var
1.01%		6.4%7,800,000$8.15M
5—Missouri St Hlth V/R 05/01/52
0.96%		7.4%7,500,000$7.75M
6—North Carolina Hsg Fin Agy Homeownership Rev
0.96%		8.4%6,940,000$7.77M
7—Chicago Il Midway Arpt Revenue Regd N/C B/E Amt 5.00000000
0.90%		9.3%7,115,000$7.30M
8—Dallas Fort Var 11/50
0.90%		10.2%7,000,000$7.33M
9—San Jacinto Tex 5% 02/32
0.82%		11.0%6,045,000$6.61M
10—Tennergy Corp Tn Gas Revenue
0.81%		11.8%6,500,000$6.56M
More holdings · Pro
FundXLS Pro
See the other 388 holdings of OSTAX
X-ray every fund you own at once, ETFs and mutual funds that hold stocks directly, and see how much of your money lands on the same stocks twice.
Unlock FundXLS Pro$45/quarter Pro · Cancel anytime
Themes in the top 10
Asset ManagementInterest RatesInfrastructureEnvironmental SolutionsClimate SolutionsEnergy SecurityGovernance & EthicsHealth InsuranceSocial ImpactUrbanizationEnergy TransitionClean Energy

OSTAX Mutual Fund Top Holdings

OSTAX holdings top 10 positions. The top 10 holdings account for 11.8% of the fund, led by Jpmorgan Institutional Tax Free Money Market Fund, Class Im at 3.0%, Tampa Bay Water, Series 2001 A, Rb at 1.2%, Indiana St Fin 5% 10/32 5% 10/01/2032 at 1.2%.

OSTAX portfolio concentration is well-diversified, with the top 10 representing 11.8% of total assets. The largest sector exposure is Financials at 24.3%.

OSTAX sectors provide a detailed breakdown. OSTAX overlap shows how holdings compare to other funds in your portfolio.