Breaking Down the TSP Investment Funds (2024)

The Thrift Savings Plan (TSP)offered to all U.S. government employeesis one of the simplest and most efficient retirement plans in use today. But while thousands of civilian and military employees defer a portion of their earnings into the plan each year, many participants do not understand the actual fund options availableorare unsure which funds are appropriate for them.

This article breaks down the five core investment funds available in the TSP along with the Lifecycle funds and their proper use.

Key Takeaways

  • Thrift Savings Plans (TSPs) are direct-contribution retirement plans offered to U.S. government employees.
  • Similar to the 401(k) plans offered by private-sector employers, TSPs offer five core mutual funds to invest in, four of which are diversified index funds.
  • Each index fund specializes in a different asset class or market segment, such as U.S. equities, international equities, and corporate bonds.
  • The fifth core fund, the G Fund, invests in very low-risk, low-yield government bonds and guarantees principal protection to investors. The G Fund is intended for very conservative investors.
  • A Lifecycle (L) Fund serves as the default fund for new plan participants who don't specify a contribution allocation when they make their contribution.

CoreTSPFunds

The five core funds offered in the Thrift Savings Planloosely cover the basic range of publicly traded debt and equity securities. All five funds are managed by BlackrockCapital Advisers and are available only toTSPparticipants. None of them trade on any public exchange, althoughBlackrockdoes offer publicly traded equivalents of some TSPfunds throughiShares, its subsidiary company, which offers a comprehensive range ofETFs.

Four of the five funds are index funds, which hold securities exactly matching a broad market index. The money participants place in the F and C Funds is invested in separate accounts, while the S and I Fund monies are invested in trust fundscommingled with other tax-exempt pension and endowment funds.

All of the funds, except for the G Fund, are 100% invested in their respective indexes, and they do not take into account the current or overall performance of either the specific index or the economy as a whole. Each TSPfund's share priceis calculated daily and reflects investment returns minus administrative and trading costs. The five funds are broken down below.

Government Securities Investment Fund (G Fund)

This is the only core fund that does not invest in an index. The G Fund invests in a specialnon-marketabletreasury security issued specifically for theTSPby the U.S. government. This fund is the only one in theTSPthat guarantees the return of the investor’s principal.

This fund thus has the lowest risk of the five funds, and, until Sept. 15, 2015, money contributed into theTSP by new plan participantswas placed into this fund by default unless the participant specified otherwise (as of that date, the default investment fund changed to the Lifecycle (L) Fund most appropriate for the participant's age). It pays an interest rate based on nonmarketable short-term treasury securities with a maturity of a few days to 52 weeks.

The G Fund has historically provided the lowest rate of return of any of the core funds.

Fixed-Income Investment Index Fund (F Fund)

This fund represents the next step up the risk/reward ladder in theTSP. This index invests in a wide range of debt instruments, including publicly traded treasury and government agency securities, corporate and foreign bonds,and mortgage-backed securities (MBS).

This fund also pays monthly interest typically exceedingthat paid by the G Fund. However, it does not guarantee the return of the investor’s principal. The Barclays iSharesequivalentETFis theiSharesCore Total U.S. Bond Market ETF (ARCA:AGG).

Common Stock Index Investment Fund (C Fund)

This fund is the most conservative of the three stock funds available in theTSP. The C Fund invests in the 500 large and mid-cap companies that comprise the Standard and Poor’s 500 Index. This fund has experienced greater volatility than either the G or F Fundsand has posted commensurately higher returns over time. The BarclaysiSharesequivalentETFis theiSharesCore S&P 500 (ARCA:IVV).

Small-Capitalization Stock Index Fund (S Fund)

The S Fund holds the samesecurities asthe Dow Jones U.S. Completion Total Stock Market Index. This index is composed of the 4,500 companies outside of the Standard & Poor’s 500 Index that make up the rest of the Wilshire 5000 Index,the broadest of the stock indexes.

As the fund name indicates, these companies are smaller and less established than the S&P 500 companies and have greater potential for growth than those in the C Fund. The S Fund is considered one of two funds with the greatest risk in theTSP. It has outperformed the C Fund with proportionately greater volatility over time.

The BarclaysiShares has no exact S Fund equivalents. Those who wish to duplicate this fund outside theTSPcould use the following four funds to cover many of the companies in the S Fund (and some that are not):

  • Russell Midcap ETF (ARCA:IWR)
  • Russell 2000 Index ETF (small caps only) (ARCA:IWM)
  • iShares Core S&P Total U.S. Stock Market ETF (ARCA:ITOT)
  • Russell 3000 ETF (ARCA:IWV)

International Stock Index Investment Fund (I Fund)

This fund invests in securities mirroring the Morgan Stanley Capital International EAFE (Europe, Australasia, Far East) Index. This is one of the broader international indexes investingin larger, more established companies located in 22 developed countries around the world. It is regarded as the other high-risk fund in the TSP and has historically posted a higher average annual return than the C Fund.

This fund is the only one in the TSPthat investsin companies outside the U.S. The Barclays iShares equivalent ETF is the iShares MSCI Europe, Australasia and Far East ETF (ticker symbol EFA).

New plan participants who don't feel qualified or neglect to designate an asset allocation for their contributions can feel confident that the default Lifecycle (L) Fund that they're assigned will invest their money in an allocation that's appropriate for their age and years until retirement.

Lifecycle Funds (L Funds)

The Lifecycle funds are composite funds that invest in a combination of thefive core funds and act liketarget-date fundsby nature. They are designed and managed by the portfolio managers at Blackrock Capital and function as "automatic pilot" funds for participants who do not wish to make their own asset allocations. They invest primarily in the stock funds when they are issued and are then slowly reallocated by the fund managers into the two bond funds every 90 days until they mature.

The L Income fund's asset allocations include 77%invested in the bond funds, and the remaining 23%divided between the three stock funds.

Participants should take care to match the maturity date of the L Fund they choose with the time they actually begin receiving distributions, instead of when they merely separate from governmentservice.Each is designed to provide income for those who will begin taking distributions within five years of the maturity date.

They also offer the best possible mix of growth versus reward during both the growth and income phases of each fund. The L Income Fund can be used by those who have already retired and need a conservative stream of income at the present time.

Role as Default Fund

Since Sept. 15, 2015, an age-appropriate L Fund has been the default fund for new civilian TSP participants as well as the spouse beneficiaries of civilian participants who have passed away. An age-appropriate default L Fund is assigned unless the new participant/beneficiary specifies an allocation when they make their contribution to the plan. The retirement age of 63 is used to determine which L Fund is selected for a participant.

TSP Investment Programs

Although the L Funds provide one avenue of professional portfolio management for TSP participants, some privately managed TSP investment programs may provide additional clout for aggressive investors. Tsptalk.com offers several levels of market-timing strategies, and TSPCenter.com provides additional commentary and ideas.

Those who seek higher returns and are willing to take on additional risk can search online for other proprietary market-timing strategies that may beat the indexes over time. Of course, many of these programs charge a quarterly or annual fee for their services, and they cannot guarantee their results.

The Bottom Line

The ThriftSavings Plan offers participants the options of growth, income, and capital preservation. The annual investment expenses in this plan are among the lowest in the industry,and all of the funds are fully transparent. There are no hidden fees in this plan, and participants should think carefully before rolling their plan assets elsewhere when they retire.

Breaking Down the TSP Investment Funds (2024)

FAQs

What is the best fund allocation for TSP? ›

Your best bet is to stick with the C, S and I Funds. Here's the ratio we recommend for your portfolio: 80% in the C Fund, which is tied to the performance of the S&P 500. 10% in the S Fund, which includes stocks from small- to mid-sized companies that offer high risk and high return.

What are the different funds in the TSP? ›

funds (G, F, C, S, and I Funds) offer a broad range of investment options, including government securities, bonds, and domestic and foreign stocks. Generally, it's best not to put all of your eggs in one basket.

What is the benefit of the C fund in the TSP? ›

The C Fund can be useful in a portfolio that also contains stock funds that track other indexes such as the S Fund and the I Fund. By investing in all segments of the stock market (as opposed to just one), you reduce your exposure to market risk. The C Fund can also be useful in a portfolio that contains bonds.

What TSP fund has the highest return? ›

The C Fund has grown 7.49% in 2024, marking the best performance among the TSP's core funds.

What is the recommended TSP allocation by age? ›

In The Elements of Investing: Easy Lessons for Every Investor , Burton Malkiel recommends these age-based asset allocations: 20-30s – bonds 10-25%, stocks 75-90% 40-50s – bonds 25-35%, stocks 65-75% 60s – bonds 35-55%, stocks 45-65%

What does Dave Ramsey recommend for TSP? ›

Dave Ramsey's advice is to save 5% into the TSP to get the full match, then max out a Roth IRA, and then put more into the TSP if you are able to save more after that.

Which is better, C fund or S fund? ›

Small-Capitalization Stock Index Fund (S Fund)

The S Fund is considered one of two funds with the greatest risk in the TSP. 5 It has outperformed the C Fund with proportionately greater volatility over time. The BlackRock iShares has no exact S Fund equivalents.

Is the C fund a good investment? ›

C Fund Soaring in 2024

The C Fund is up 7.1% for the year. It is the best-performing fund in the TSP so far this year. The C Fund went up 5.34% in February. The S Fund performed even better during the month with a return of 6.03% and a year-to-date return of 3.48%.

Is the TSP F fund a good investment? ›

The year-to date for the F fund is still positive, rising to 5.30%, as is the G fund, which is up to 4.65% in the last 12 months. With all funds seeing positive returns in March, the common stock index C fund posted the highest Year-To-Date return at 10.55%, and a 11.03% return over the last 12 months.

How risky is the C fund in TSP? ›

The C Fund is moderately volatile and is subject to market risk as the price of stocks in the S&P 500 Index rise and fall. Further, you are exposed to inflation risk if your C Fund investment does not grow enough to offset inflation.

Should I move TSP to g fund? ›

If you choose to invest in the G Fund, you are placing a higher priority on the stability and preservation of your money than on the opportunity to potentially achieve greater long-term growth in your account through investment in the other TSP funds.

What is the F fund in TSP? ›

The F Fund tracks the Bloomberg U.S. Aggregate Bond Index, a broadly diversified index of the U.S. bond market.

What is the safest fund in TSP? ›

The TSP offers these risk ratings but offers no context. Take, for instance, the G fund. While certainly a low volatility investment, it is ranked 1/5 on the risk table because of its principal protection features. Many people call this fund the safest TSP fund.

Can TSP make you a millionaire? ›

Be patient: Building wealth takes time and becoming a millionaire through the TSP will likely require a long-term perspective. Stay the course and continue saving and investing consistently, and you will increase your chances of reaching millionaire status.

What is the average TSP return C fund? ›

Basic Info. Thrift Savings Plan C Fund Monthly Returns is at 3.22%, compared to 5.34% last month and 3.67% last year. This is higher than the long term average of 0.96%.

How much should I allocate to my TSP? ›

There is no such thing as too much money in the Thrift Savings Plan. If you want your TSP balance to be able to generate an inflation-indexed annual income of $10,000, most financial planners will suggest that you have a $250,000 balance at the time you retire.

How do I maximize my TSP account? ›

Maximizing Agency or Service Contributions

To receive the maximum Agency or Service Matching Contributions, you must contribute 5% of your basic pay each pay period.

How do I maximize my TSP retirement? ›

By starting early, contributing regularly, investing in a diversified portfolio, taking advantage of catch-up contributions, and considering the impact of taxes, you can maximize your retirement savings and enjoy a comfortable retirement.

What is a 60 40 TSP allocation? ›

A 60/40 allocation is comprised of 60% stocks and 40% bonds. For our TSP version, we use 20% of each fund (G, F, C, S and I). The C, S and I Funds make up the stock portion. The G and F Funds supply the bond allocation.

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