Summary
Updated Aug 30, 2026
Christopher Harborne is 10% Owner of INNOVATIVE SOLUTIONS & SUPPORT INC (ISSC). 1 SEC Form 4 filing on record, dated 1 July 2025. Most recent open-market trade: sold $1.98M of ISSC on 1 July 2025. Lifetime open-market sales: $2.98M.
Recent Transactions
3Every recent SEC Form 4 transaction Christopher Harborne has reported, most recent first.
Other Insiders Active in the Same Sector
No other insider has filed at Christopher Harborne's companies, so these are insiders reporting open-market trades at other companies in the same sector.
- Arthur D. Levinson - $86.74M of AAPL open-market activity in the last 12 months
- Strauss Zelnick - $86.03M of TTWO open-market activity in the last 12 months
- Becker Caryn Seidman - $84.88M of YOU open-market activity in the last 12 months
- Alclear Investments, LLC - $84.88M of YOU open-market activity in the last 12 months
- Hock E. Tan - $83.96M of AVGO open-market activity in the last 12 months
- Matthew Jacobson - $83.08M of GTLB 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 Christopher Harborne?
Christopher Harborne is a corporate insider, tracked as 10% Owner of INNOVATIVE SOLUTIONS & SUPPORT INC (ISSC). InsiderAlpha holds 1 primary Form 4 filing for them, the earliest from 2025, updated as new SEC EDGAR filings are processed.
When did Christopher Harborne last file a Form 4?
The only primary Form 4 on record is dated 1 July 2025.
Has Christopher Harborne been buying or selling stock?
Recorded transactions: 0 open-market purchases and 3 open-market sales ($2.98M) across all tracked filings.
Where can I see all of Christopher Harborne'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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