One Stop Systems Congress Trades
NASDAQ: OSSTechnologyComputer ManufacturingUSD
At close: Oct 9, 4:00 PM ET · Delayed 15 min
Last 12 months
- Purchases
- 1
- Sales
- 0
- Politicians trading
- 1
- Latest trade
- Jan 13, 2026
One Stop Systems Congress trading summary
Members of Congress have disclosed 1 transaction in One Stop Systems (OSS) stock, reported by 1 politician. Over the past 12 months there were 1 purchase and 0 sales. The most active trader over the past year is Sean McMaster (1).
The latest reported trade is a purchase by Sean McMaster dated Jan 13, 2026 and disclosed on Mar 13, 2026. The most common reported amount is $15,001 – $50,000; disclosures list value ranges, not exact amounts.
Summary generated from market data by MetaCap's automated system. Methodology
Politicians trading OSS
OSS trades by members of Congress
| Politician | Type | Amount | Traded | Filing |
|---|---|---|---|---|
| Sean McMasterExecutive | Buy | $15,001 – $50,000 | Jan 13, 2026 | Filing for Sean McMaster OSS trade |
Source: House Clerk and Senate EFD public disclosures. Trades are reported as dollar ranges and may be disclosed up to 45 days after the transaction.
Related
Source: House Clerk and Senate EFD public disclosures. Trades are reported as dollar ranges and may be disclosed up to 45 days after the transaction. Disclosures are shown as filed and are not a recommendation to buy or sell OSS. How Congress trading data works