Summary
Updated Sep 1, 2026
Thomas Kent Sittema files SEC Form 4 reports at StepStone Private Infrastructure Fund (STRUX). 11 SEC Form 4 filings on record going back to 2024, most recently on 16 June 2026. Most recent open-market trade: bought $225K of STRUX on 16 June 2026. Lifetime open-market purchases: $5.50M.
Recent Transactions
20Every recent SEC Form 4 transaction Thomas Kent Sittema has reported, most recent first.
- StepStone Private MarketsG - Bona-fide gift
28.8K shares @ $0.00-
- StepStone Private Credit Income FundP - Open-market purchase
27.0K shares @ $10.17$275K
Track Record
InsiderAlpha computes a forward-return-based score for every insider with enough Form 4 purchase history. The metrics below reflect realized performance after each tracked open-market purchase.
| Metric | Value |
|---|---|
| Total purchases tracked | 14 |
Trading Pattern
InsiderAlpha's records for Thomas Kent Sittema go back to 2024: 11 primary Form 4 filings, an average of 3.7 per year. The typical open-market purchase is $344K (16 buys totaling $5.50M). The largest single buy on record is $1.00M of STPEX in 2025. No transaction on record carries a Rule 10b5-1 flag - the filings look discretionary rather than pre-scheduled, which makes their timing more informative as a signal.
Other Insiders Active in the Same Stocks
Insiders who reported open-market trades in the last 12 months at the companies Thomas Kent Sittema files at. Multiple unrelated insiders buying the same stock within a short window, cluster buying, has historically been one of the strongest Form 4 signals.
- StepStone Group LP - $7.30M of STRUX open-market activity in the last 12 months
More Notable Insiders
Other corporate insiders with significant SEC Form 4 track records on InsiderAlpha:
Frequently Asked Questions
Who is Thomas Kent Sittema?
Thomas Kent Sittema is a corporate insider of StepStone Private Infrastructure Fund (STRUX). InsiderAlpha holds 11 primary Form 4 filings for them, the earliest from 2024, updated as new SEC EDGAR filings are processed.
How many SEC Form 4 filings has Thomas Kent Sittema submitted recently?
1 primary Form 4 filing in the last 90 days, covering 1 company.
Has Thomas Kent Sittema been buying or selling stock?
Recorded transactions: 16 open-market purchases ($5.50M) and 0 open-market sales across all tracked filings.
How accurate is Thomas Kent Sittema's historical track record?
Across 14 tracked purchases, Thomas Kent Sittema averaged no 30-day data yet with a win rate pending.
Where can I see all of Thomas Kent Sittema's SEC filings?
All Form 4 filings, transaction values, and 10b5-1 plan flags are listed on this page and updated in real time as new SEC EDGAR filings are processed.
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