Other insiders active in the same stocks
Insiders who reported open-market trades in the last 12 months at the companies Zheng John Shen 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.
- Patrizio Vinciarelli - $278.31M in VICR purchases and sales in the last 12 months
- Claudio Tuozzolo - $13.72M in VICR purchases and sales in the last 12 months
- James F. Schmidt - $8.43M in VICR purchases and sales in the last 12 months
- Philip D. Davies - $8.06M in VICR purchases and sales in the last 12 months
- Estia J. Eichten - $7.35M in VICR purchases and sales in the last 12 months
- Michael McNamara - $7.12M in VICR purchases and sales in the last 12 months
More insiders (A-Z)
Browse nearby insider profiles in alphabetical order.
Frequently asked questions
Who is Zheng John Shen?
Zheng John Shen is a corporate insider of VICOR CORP (VICR). InsiderAlpha holds 3 primary Form 4 filings for them, the earliest from 2026, updated as new SEC EDGAR filings are processed.
When did Zheng John Shen last file a Form 4?
The most recent primary Form 4 on record is dated 24 June 2026, one of 3 filings going back to 2026.
Has Zheng John Shen been buying or selling stock?
Recorded transactions: 0 open-market purchases and 3 open-market sales ($691K) across all tracked filings.
