Summary
Updated Sep 1, 2026
Robert W. Long is Pres. & Prin. Exec. Officer of StepStone Private Venture & Growth Fund (XSPIX). 2 SEC Form 4 filings on record, most recently on 18 December 2025. Most recent open-market trade: bought $1.70M of XSPIX on 18 December 2025. Lifetime open-market purchases: $4.20M.
Recent Transactions
2Every recent SEC Form 4 transaction Robert W. Long has reported, most recent first.
Trading Pattern
InsiderAlpha's records for Robert W. Long go back to 2025: 2 primary Form 4 filings, an average of 1.0 per year. The typical open-market purchase is $2.10M (2 buys totaling $4.20M). The largest single buy on record is $2.50M 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 Robert W. Long 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.
- Thomas Kent Sittema - $2.60M of STPEX open-market activity in the last 12 months
- Michael Anthony Elio - $2.00M of STPEX open-market activity in the last 12 months
- StepStone Group LP - $712K of STPEX open-market activity in the last 12 months
- Brian Borton - $600K of XSPIX open-market activity in the last 12 months
- Ron D. Sturzenegger - $500K of STPEX 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 Robert W. Long?
Robert W. Long is a corporate insider, tracked as Pres. & Prin. Exec. Officer of StepStone Private Venture & Growth Fund (XSPIX). InsiderAlpha holds 2 primary Form 4 filings for them, the earliest from 2025, updated as new SEC EDGAR filings are processed.
When did Robert W. Long last file a Form 4?
The most recent primary Form 4 on record is dated 18 December 2025, one of 2 filings going back to 2025.
Has Robert W. Long been buying or selling stock?
Recorded transactions: 2 open-market purchases ($4.20M) and 0 open-market sales across all tracked filings.
Where can I see all of Robert W. Long'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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