William Snider: insider trades
Every open market trade William Snider has filed with the SEC, when each filing appeared, and how the buys did against the S&P 500 once the filing was public.
Key Facts
- William Snider is listed as Director at HBIO.
- Between 2026-03-18 (18 March 2026) and 2026-03-18 (18 March 2026) William Snider filed 2 open market buys worth $104K and 0 open market sales worth $0.
- Across 1 scored buy, William Snider averaged -5.5% against the S&P 500 (SPY) over the 90 days after disclosure, with 0% of them ahead of the index. That result is too few trades to tell.
- Data as of 2026-09-29 (29 September 2026).
Would copying William Snider have paid?
prices as of 2026-09-28The result. Across 1 scored buy, William Snider averaged -5.5% against the S&P 500 (SPY) over the 90 days after disclosure, with 0% of them ahead of the index. That result is too few trades to tell.
| Days after entry | Scored buys | Avg vs S&P | Beat S&P | Entry months | t statistic | Reading |
|---|---|---|---|---|---|---|
| 30 days | 1 | +1.5% | 100% | 1 | n/a | too few trades to tell |
| 90 days | 1 | -5.5% | 0% | 1 | n/a | too few trades to tell |
| 180 days | 1 | +27.5% | 100% | 1 | n/a | too few trades to tell |
A return curve needs at least 10 scored buys. William Snider does not have enough yet.
Stocks traded
Every open market trade
as of 2026-09-29| Filed | Stock | Type | Shares | Price | Value | 90 day vs S&P |
|---|---|---|---|---|---|---|
| 18 Mar 2026 | HBIO | buy | 8,475 | $4.85 | $41.1K | -5.5% |
| 18 Mar 2026 | HBIO | buy | 12,525 | $4.99 | $62.5K | -5.5% |
Nothing matches that search.
Insider sales are shown but not scored, because they are often planned for tax or diversification reasons.
Related pages
Frequently asked questions
What has William Snider bought and sold?
Between 2026-03-18 (18 March 2026) and 2026-03-18 (18 March 2026) William Snider filed 2 open market buys worth $104K and 0 open market sales worth $0.
Did William Snider's buys beat the market?
Across 1 scored buy, William Snider averaged -5.5% against the S&P 500 (SPY) over the 90 days after disclosure, with 0% of them ahead of the index. That result is too few trades to tell. Insider sales are not scored because they are often planned for tax or diversification reasons.
Sources: Insider trades: SEC Form 4 filings, collected from Finviz. Prices: Yahoo Finance daily adjusted closes. Data as of 2026-09-29 (29 September 2026). About these sources.
Not investment advice. Past disclosed trades do not predict future returns. Disclosures are published late, so the trades shown are ones you could only have copied after the fact. Talk to a licensed adviser before you invest.