Alan D. Sobel
Director · Cytosorbents Corp
IndividualBuying only
- 2025
- Sep 16, 2026
- 2
Other insiders active in the same stocks
Insiders who reported open-market trades in the last 12 months at the companies Alan D. Sobel 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.
- Phillip P. Chan - $198K in CTSO purchases and sales in the last 12 months
- Peter J. Mariani - $44K in CTSO purchases and sales in the last 12 months
- Vincent Capponi - $13K in CTSO purchases and sales in the last 12 months
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Frequently asked questions
Who is Alan D. Sobel?
Alan D. Sobel is a corporate insider, tracked as Director of Cytosorbents Corp (CTSO). InsiderAlpha holds 2 primary Form 4 filings for them, the earliest from 2025, updated as new SEC EDGAR filings are processed.
How many SEC Form 4 filings has Alan D. Sobel submitted recently?
1 primary Form 4 filing in the last 90 days, covering 1 company.
Has Alan D. Sobel been buying or selling stock?
Recorded transactions: 3 open-market purchases ($15K) and 0 open-market sales across all tracked filings.
