Katherine Rubenstein
Chief Operating Officer · Blackstone Secured Lending Fund
- 2026
- Mar 11, 2026
- 1
Other insiders active in the same stocks
Insiders who reported open-market trades in the last 12 months at the companies Katherine Rubenstein 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.
- James Frederic Clark - $71K in BXSL purchases and sales in the last 12 months
- Robert J. Bass - $50K in BXSL purchases and sales in the last 12 months
- Lucie Enns - $25K in BXSL purchases and sales in the last 12 months
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Frequently asked questions
Who is Katherine Rubenstein?
Katherine Rubenstein is a corporate insider, tracked as Chief Operating Officer of Blackstone Secured Lending Fund (BXSL). InsiderAlpha holds 1 primary Form 4 filing for them, the earliest from 2026, updated as new SEC EDGAR filings are processed.
When did Katherine Rubenstein last file a Form 4?
The only primary Form 4 on record is dated 11 March 2026.
Has Katherine Rubenstein been buying or selling stock?
Recorded transactions: 1 open-market purchase ($25K) and 0 open-market sales across all tracked filings.
