John L. Berisford
Director · COSTAR GROUP, INC.
Individual
- 2025
- Jun 25, 2026
- 4
Other insiders active in the same stocks
Insiders who reported open-market trades in the last 12 months at the companies John L. Berisford 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.
- Andrew C. Florance - $7.48M in CSGP purchases and sales in the last 12 months
- Frederick G. Saint - $907K in CSGP purchases and sales in the last 12 months
- Cynthia Cammett Cann - $274K in CSGP purchases and sales in the last 12 months
- John W. Hill - $260K in CSGP purchases and sales in the last 12 months
- Louise S. Sams - $48K in CSGP purchases and sales in the last 12 months
- Rachel C. Glaser - $45K in CSGP purchases and sales in the last 12 months
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Frequently asked questions
Who is John L. Berisford?
John L. Berisford is a corporate insider, tracked as Director of COSTAR GROUP, INC. (CSGP). InsiderAlpha holds 4 primary Form 4 filings for them, the earliest from 2025, updated as new SEC EDGAR filings are processed.
When did John L. Berisford last file a Form 4?
The most recent primary Form 4 on record is dated 25 June 2026, one of 4 filings going back to 2025.
