Summary
Updated Aug 31, 2026
Jonathan G. Geanakos has 2 SEC Form 4 filings on record, most recently on 29 June 2026. Lifetime open-market purchases: $150K.
Recent Transactions
2Every recent SEC Form 4 transaction Jonathan G. Geanakos has reported, most recent first.
Most Active Insiders Right Now
Jonathan G. Geanakos has no co-filers on record, so these are insiders with the largest open-market activity across the market in the last 90 days.
- Magnetar Financial LLC - $6.65B of CRWV open-market activity in the last 90 days
- James F. Wirth - $2.86B of IHT open-market activity in the last 90 days
- AI Alpine (Luxembourg) S.a.r.l. - $2.69B of INIO open-market activity in the last 90 days
- SGF FANG Holdings, LP - $2.04B of FANG open-market activity in the last 90 days
- James Michael Chu - $1.10B of BIRK open-market activity in the last 90 days
- SUMITOMO MITSUI FINANCIAL GROUP, INC. - $995.27M of JEF open-market activity in the last 90 days
More Notable Insiders
Other corporate insiders with significant SEC Form 4 track records on InsiderAlpha:
Frequently Asked Questions
Who is Jonathan G. Geanakos?
Jonathan G. Geanakos is a corporate insider, tracked as Director. InsiderAlpha holds 2 primary Form 4 filings for them, the earliest from 2026, updated as new SEC EDGAR filings are processed.
When did Jonathan G. Geanakos last file a Form 4?
The most recent primary Form 4 on record is dated 29 June 2026, one of 2 filings going back to 2026.
Has Jonathan G. Geanakos been buying or selling stock?
Recorded transactions: 1 open-market purchase ($150K) and 0 open-market sales across all tracked filings.
Where can I see all of Jonathan G. Geanakos'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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