William A. Koefoed
Chief Financial Officer · OneStream, Inc.
- 2024
- Dec 16, 2025
- 5
Other insiders active in the same stocks
Insiders who reported open-market trades in the last 12 months at the companies William A. Koefoed 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.
- Ken Hohenstein - $7.15M in OS purchases and sales in the last 12 months
- Jonathan D. Mariner - $570K in OS purchases and sales in the last 12 months
- Pamela McIntyre - $201K in OS purchases and sales in the last 12 months
- Scott Leshinski - $176K in OS purchases and sales in the last 12 months
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Frequently asked questions
Who is William A. Koefoed?
William A. Koefoed is a corporate insider, tracked as Chief Financial Officer of OneStream, Inc. (OS). InsiderAlpha holds 5 primary Form 4 filings for them, the earliest from 2024, updated as new SEC EDGAR filings are processed.
When did William A. Koefoed last file a Form 4?
The most recent primary Form 4 on record is dated 16 December 2025, one of 5 filings going back to 2024.
Has William A. Koefoed been buying or selling stock?
Recorded transactions: 0 open-market purchases and 5 open-market sales ($1.38M) across all tracked filings.
