The StepStone Private Infrastructure Fund (STRUCTURE) is a Delaware statutory trust registered under the Investment Company Act of 1940 as a non-diversified, closed-end management investment company operated as an interval fund. The Fund's investment objective is to generate current income and long-term capital appreciation by providing exposure to private infrastructure assets globally. It primarily invests in secondary investments, co-investments, and primary investments across various sponsors and investment types. Managed by StepStone Group Private Wealth LLC, the Fund offers multiple share classes, including Class T, Class S, Class D, and Class I. Although the Fund is not yet operational, its strategy will focus on actively managed investments in private infrastructure with the goal of offering diversified, long-term returns.
News and Notices
StepStone Group
2023
'40 Act
Interval CEF
USD
Quarterly
Daily
1.60%
March 31
News and Notices
Portfolio Holdings
Portfolio Composition
Growth
Secondary Pricing
Capital Flows
Share Classes
Returns
Fees
Ownership
Operating Metrics
Per Page
10
Notices
Mar 02, 2026
12:35
Ownership, Personnel
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StepStone Private Infrastructure Fund Chief Compliance Officer Matthew Bennett Fleischer disclosed that he owned no securities of the fund as of September 1, 2026.
Apr 25, 2025
14:44
Compliance
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StepStone Private Infrastructure Fund reported its annual proxy voting notice for calendar year 2026, with no series listed and no confidential treatment requested.
Oct 11, 2025
16:37
Redemptions
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StepStone Private Infrastructure Fund opened a quarterly repurchase offer for up to 5% of outstanding common shares, running August 11 to September 15, 2026. Shareholders may tender or withdraw by 4:00 p.m. ET on September 15.
Jun 29, 2025
16:12
Marketing Materials, Subscriptions
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StepStone Private Infrastructure Fund updated its prospectus to continue offering Class S, Class I, and Class U shares, and states that Class D Shares stopped being offered on July 21, 2026 and will convert to Class I Shares on or about August 1, 2026. This means existing Class D investors will be moved into Class I Shares, while new investors may buy only Class S, Class I, or Class U shares.
Apr 23, 2025
14:53
Compliance, Redemptions, Subscriptions
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StepStone Private Infrastructure Fund reported fiscal-year 2026 securities sales of $739 million, repurchases of $45 million and net sales of $694 million, with a $95,855 registration fee due.
Oct 18, 2025
21:11
Ownership
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StepStone Group disclosed an ownership exit for StepStone Private Infrastructure Fund’s Class D and Class U common shares; Class D ownership fell from 1,007 shares to 0, and Class U ownership fell from 100% to 1.83%.
Jan 18, 2024
15:53
Ownership, Redemptions
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StepStone Group, a 10% owner, sold 1,007 Class D shares at $15.57 and 274,528 Class I shares at $15.62 of StepStone Private Infrastructure Fund on June 16, 2026, reducing its reported direct ownership to zero.
Apr 18, 2026
14:55
Marketing Materials
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StepStone Private Infrastructure Fund’s Board of Trustees approved converting Class D Shares to Class I Shares. Class D Shares will stop being offered on July 21, 2026, and outstanding shares will convert around August 1, 2026.
May 16, 2025
16:27
Compliance, Ownership, Personnel
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Thomas K. Sittema, Trustee, appointed five attorneys-in-fact for StepStone Private Markets and four related StepStone funds, effective February 26, 2026. The appointees may execute beneficial ownership statements on his behalf until revoked.
Feb 05, 2024
21:02
Ownership
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StepStone Group disclosed current ownership in StepStone Private Infrastructure Fund of 274,528 Class I shares (0.317%), 1,007 Class D shares (43.197%) and 2,014 Class U shares (100%). StepStone Group ceased owning more than 5% of Class I, Class S and Class T shares.
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News
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Real Assets
Managers
'40 Act in Focus: StepStone Private Infrastructure Fund
Mar 21, 2025

SecondaryLink details the investments made by STRUCTURE in Q4, along with the returns of StepStone's infrastructure secondaries evergreen fund.

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Real Assets
Managers
'40 Act in Focus: StepStone Private Infrastructure Fund
Dec 3, 2024

SecondaryLink details the investments made by STRUCTURE in Q3 (and their pricing), along with the returns of StepStone's infrastructure secondaries evergreen fund.

StepStone Private Infrastructure Fund
StepStone Group is responsible for managing StepStone Private Infrastructure Fund.
StepStone Private Infrastructure Fund launched in 2023.
StepStone Private Infrastructure Fund is registered as a '40 Act fund.
StepStone Private Infrastructure Fund is structured as a Interval CEF fund.
You can invest in StepStone Private Infrastructure Fund by meeting its eligibility requirements and subscribing through the fund's offering process or an approved platform. Visit their website for more details.
You can invest in StepStone Private Infrastructure Fund daily, subject to eligibility and fund subscription deadlines.
You can redeem shares of StepStone Private Infrastructure Fund quarterly, subject to redemption limits and notice requirements.
Shares of StepStone Private Infrastructure Fund can be purchased in USD.
StepStone Private Infrastructure Fund's fiscal year end is March 31.
StepStone Private Infrastructure Fund's net asset value was $1,387 million and its portfolio had a fair value of $982.9 million as of June 30, 2026.
Among other deal types, StepStone Private Infrastructure Fund primarily makes Secondary (non-CV) Investments.
Among other asset classes, StepStone Private Infrastructure Fund primarily invests in Short-Term and Infrastructure (Core-Plus).
Among other regions, StepStone Private Infrastructure Fund primarily invests in Western Europe.
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