SEC CIK 1608730

McMahon Robert W.

Reported ownership across 2 companies, sourced from SEC Form 4 filings and updated daily.

Current Positions

CompanyShares OwnedAs Of
OSURview stock →123,1372026-06-03
WSTview stock →7,020.5062026-08-11

Position History — OSUR

Reported shares owned immediately after each Form 4 transaction, over time.

041,04682,091123,1372025-052025-052025-072026-052026-06

Recent Filings — OSUR

DateActivitySharesPriceOwned After
2026-06-03Grant / award46,106$0.00123,137
2026-05-13Tax withholding22,888$3.0277,031
2025-07-31Tax withholding7,317$3.2199,919
2025-05-14Grant / award71,017$0.00107,236
2025-05-13Tax withholding6,427$2.6536,219

Source: SEC EDGAR Form 4 filings. For informational purposes only — not investment advice.