Summary
Updated Aug 31, 2026
W. Brian Kretzmer is Director of ZIFF DAVIS, INC. (ZD). 6 SEC Form 4 filings on record going back to 2024, most recently on 20 August 2026. Most recent open-market trade: sold $139K of ZD on 20 August 2026. Lifetime open-market sales: $227K.
Recent Transactions
6Every recent SEC Form 4 transaction W. Brian Kretzmer has reported, most recent first.
- CIM GROUP, INC.A - Grant or award
19.2K shares @ $0.00-
- CIM GROUP, INC.A - Grant or award
13.1K shares @ $0.00-
Trading Pattern
InsiderAlpha's records for W. Brian Kretzmer go back to 2024: 6 primary Form 4 filings, an average of 2.0 per year. No transaction on record carries a Rule 10b5-1 flag - the filings look discretionary rather than pre-scheduled, which makes their timing more informative as a signal.
Other Insiders Active in the Same Stocks
Insiders who reported open-market trades in the last 12 months at the companies W. Brian Kretzmer 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.
- Bret Richter - $844K of ZD open-market activity in the last 12 months
- Jeremy Rossen - $785K of ZD open-market activity in the last 12 months
- Jana Barsten - $151K of ZD open-market activity in the last 12 months
- Lori A. Tansley - $77K of ZD open-market activity in the last 12 months
- Kirk P. McDonald - $50K of ZD open-market activity in the last 12 months
- Sarah Ann Fay - $50K of ZD 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 W. Brian Kretzmer?
W. Brian Kretzmer is a corporate insider, tracked as Director of ZIFF DAVIS, INC. (ZD). InsiderAlpha holds 6 primary Form 4 filings for them, the earliest from 2024, updated as new SEC EDGAR filings are processed.
How many SEC Form 4 filings has W. Brian Kretzmer submitted recently?
2 primary Form 4 filings in the last 90 days, covering 1 company.
Has W. Brian Kretzmer been buying or selling stock?
Recorded transactions: 0 open-market purchases and 2 open-market sales ($227K) across all tracked filings.
Where can I see all of W. Brian Kretzmer'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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