Fidelity Inv MM Treasury Only I (FSIXX)

Fund Assets	1.00M
Expense Ratio	0.188%
Min. Investment	$1,000,000
Turnover	n/a
Dividend (ttm)	0.04
Dividend Yield	3.63%
Dividend Growth	-14.82%
Payout Frequency	Monthly
Ex-Dividend Date	Sep 30, 2026

Previous Close	1.000
YTD Return	2.69%
1-Year Return	3.68%
5-Year Return	9.14%
52-Week Low	1.000
52-Week High	1.000
Beta (5Y)	n/a
Holdings	43
Inception Date	Oct 3, 1990

About FSIXX

FSIXX was founded on 1990-10-03. The Fund's investment strategy focuses on Instl US Treas MM with 0.18% total expense ratio. The minimum amount to invest in Fidelity Colchester Street Trust: Treasury Only Portfolio; Class I Shares is $1,000,000 on a standard taxable account. Fidelity Colchester Street Trust: Treasury Only Portfolio; Class I Shares seeks as high a level of current income as is consistent with the security of principle and liquidity. FSIXX invests at least 80% of assets in U.S. Treasury securities whose interest is exempt from state and local income taxes.

• Fund Family: Fidelity
• Category: Instl US Treas MM
• Stock Exchange: Nasdaq
• Ticker Symbol: FSIXX
• Share Class: Class I

Performance

FSIXX had a total return of 3.68% in the past year, including dividends. Since the fund's inception, the average annual return has been 1.64%.

Other Share Classes

These are alternative share classes of the same fund, from the same provider.

Symbol	Share Class	Expense Ratio
FRSXX	Institutional Class	0.14%
FTYXX	Select Class	0.23%
FOXXX	Class Ii	0.33%
FOIXX	Class Iii	0.43%

Dividend History

Ex-Dividend	Amount	Pay Date
Sep 30, 2026	$0.00301	Oct 1, 2026
Aug 31, 2026	$0.00306	Sep 1, 2026
Jul 31, 2026	$0.00303	Aug 3, 2026
Jun 30, 2026	$0.0029	Jul 1, 2026
May 31, 2026	$0.00299	Jun 1, 2026
Apr 30, 2026	$0.00289	May 1, 2026

Data Sources: Tiingo, Alpha Vantage, and more

Historical data is provided by Tiingo. Delayed stock pricing data is provided by Alpha Vantage. Several fund data points are also provided by Finnhub.

Last checked:

Oct 16, 2026

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