STRUX insider buying and SEC filings, explained
StepStone Private Infrastructure Fund · CIK 1957892
Tracked: Forms 3/4/5, 8-K, NT · All filings on sec.gov
Insider activity in the last 12 months
Bought
$4.2M
Insiders who bought
2
Sold (not marked 10b5-1)
$4.3M
Planned sales (10b5-1)
$0
Insider purchases and sales, last 12 months
| Traded | Type | What was filed | Source |
|---|---|---|---|
| Jun 16, 2026 | Sale | StepStone Group LP (10% owner) sold 275,536 shares in 2 share classes at about $15.62 ($4.3M). Holdings of Class I Common Shares of Beneficial Interest down 100% to 0 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed Jun 18, 2026 |
| Jun 15, 2026 | Purchase (code P) | Thomas Kent Sittema (Director) bought 14,405 shares indirectly (by trust) at $15.62 ($225K), reported as a purchase (code P). Holdings by trust up 14% to 118,662 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed Jun 16, 2026 |
| Sep 28, 2023–Jan 10, 2024 | Purchase (code P) | StepStone Group LP (10% owner) bought 265,567 shares between Sep 28, 2023 and Jan 10, 2024 at about $11.30 ($3.0M), reported as a purchase (code P). Holdings up 999%+ to 274,528 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed May 28, 2026 |
| Apr 10, 2026 | Purchase (code P) | Thomas Kent Sittema (Director) bought 16,308 shares indirectly (by trust) at $15.33 ($250K), reported as a purchase (code P). Holdings by trust up 19% to 104,257 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed Apr 14, 2026 |
| Jan 30, 2026 | Purchase (code P) | Thomas Kent Sittema (Director) bought 50,676 shares indirectly (by trust) at $14.80 ($750K), reported as a purchase (code P). Holdings by trust up 136% to 87,949 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed Feb 3, 2026 |
2 routine transactions (such as grants, option exercises or tax withholding) are not listed.
Cluster buys
No cluster buys in the last 12 months.
Red flags
No red flags in the last 12 months.
Key events
No key events in the last 12 months.
8-K filings, last 12 months
No 8-K filings in the last 12 months.
Red flags are objective triggers only: the item or form filed, never an opinion.
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