William Snider
Director · HARVARD BIOSCIENCE INC
- 2025
- Jun 11, 2026
- 3
Summary
Latest filing:
William Snider is Director of HARVARD BIOSCIENCE INC (HBIO). 3 SEC Form 4 filings on record going back to 2025, most recently on 11 June 2026. Most recent open-market trade: bought $41K of HBIO on 18 March 2026. Lifetime open-market purchases: $104K.
Recent transactions
4The latest 4 SEC Form 4 transactions reported by William Snider.
Trading pattern
InsiderAlpha's records for William Snider go back to 2025: 3 primary Form 4 filings, an average of 1.5 per year. The typical open-market purchase is $52K (2 buys totaling $104K). The largest single buy on record is $62K of HBIO in 2026. No recorded transaction carries a Rule 10b5-1 plan flag. An absent flag does not establish whether a transaction was pre-arranged or discretionary.
Other insiders active in the same stocks
Insiders who reported open-market trades in the last 12 months at the companies William Snider 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.
- Stephen J. Denelsky - $49K in HBIO purchases and sales in the last 12 months
- John D. Duke - $25K in HBIO purchases and sales in the last 12 months
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Frequently asked questions
Who is William Snider?
William Snider is a corporate insider, tracked as Director of HARVARD BIOSCIENCE INC (HBIO). InsiderAlpha holds 3 primary Form 4 filings for them, the earliest from 2025, updated as new SEC EDGAR filings are processed.
When did William Snider last file a Form 4?
The most recent primary Form 4 on record is dated 11 June 2026, one of 3 filings going back to 2025.
Has William Snider been buying or selling stock?
Recorded transactions: 2 open-market purchases ($104K) and 0 open-market sales across all tracked filings.