Insider at

04

Insider transactions

05
0 buys (P) 0 sells (S) Net: $0 + 14 non-open-market transactions below last 12 months, based on the transactions shown below

Price change vs current quote, split-adjusted for corporate actions since the filing — not benchmarked, not annualized, not size-weighted

No open-market trades on record; showing all filings.

DateTickerCodeSharesPriceValue Owned afterΔ ownA/Dvs now
April 18, 2019 OSUR F 2,674 $9.55 $25,537 49,217 Direct -5.15% Disposed -58.5% (price as of 2026-10-02)
Feb. 1, 2019 OSUR F 1,881 $12.98 $24,415 28,204 Direct -6.25% Disposed -69.5% (price as of 2026-10-02)
Feb. 1, 2019 OSUR F 524 $12.98 $6,802 27,680 Direct -1.86% Disposed -69.5% (price as of 2026-10-02)
Feb. 1, 2019 OSUR A 6,470 · · 34,150 Direct +23.37% Acquired (price as of 2026-10-02)
Feb. 1, 2019 OSUR A 14,510 $12.98 $188,340 48,660 Direct +42.49% Acquired -69.5% (price as of 2026-10-02)
Feb. 1, 2019 OSUR F 5,583 $12.98 $72,467 43,077 Direct -11.47% Disposed -69.5% (price as of 2026-10-02)
Feb. 1, 2019 OSUR A 14,508 $12.98 $188,314 57,585 Direct +33.68% Acquired -69.5% (price as of 2026-10-02)
Feb. 1, 2019 OSUR F 5,694 $12.98 $73,908 51,891 Direct -9.89% Disposed -69.5% (price as of 2026-10-02)
April 18, 2018 OSUR F 1,836 $17.76 $32,607 30,085 Direct -5.75% Disposed -77.7% (price as of 2026-10-02)
Feb. 1, 2018 OSUR A 3,593 · · 31,921 Direct +12.68% Acquired (price as of 2026-10-02)
Feb. 1, 2018 OSUR F 1,882 $21.64 $40,726 28,328 Direct -6.23% Disposed -81.7% (price as of 2026-10-02)
April 18, 2017 OSUR F 2,030 $12.39 $25,152 30,210 Direct -6.30% Disposed -68.0% (price as of 2026-10-02)
Feb. 1, 2017 OSUR A 12,895 · · 32,240 Direct +66.66% Acquired (price as of 2026-10-02)
April 18, 2016 OSUR A 19,345 · · 19,345 Direct · Acquired (price as of 2026-10-02)

P = Open-market purchase · S = Sale · A = Grant/award · M = Option exercise · G = Gift · F = Tax withholding

Insider transactions are not a recommendation; sales are often driven by liquidity or tax reasons.