David Shulkin
CIK 1808395 · View on SEC EDGAR ↗
Insider
First SEC filing: May 18, 2022 · Latest: May 18, 2022
On this page
Insider at
Insider transactions
0 buys (P)
0 sells (S)
Net:
$0
+ 9 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.
| Date | Ticker | Code | Shares | Price | Value | Owned after | Δ own | A/D | vs now |
|---|---|---|---|---|---|---|---|---|---|
| May 14, 2025 | OSUR | A | 71,017 | — | — | 126,335 Direct | +128.38% | Acquired | (price as of 2026-08-20) |
| May 13, 2025 | OSUR | F | 4,999 | $2.65 | $13,247 | 55,318 Direct | -8.29% | Disposed | 38.7% (price as of 2026-08-20) |
| May 14, 2024 | OSUR | A | 19,943 | — | — | 60,317 Direct | +49.40% | Acquired | (price as of 2026-08-20) |
| May 14, 2024 | OSUR | F | 4,964 | $5.26 | $26,111 | 40,374 Direct | -10.95% | Disposed | -30.1% (price as of 2026-08-20) |
| May 16, 2023 | OSUR | A | 19,802 | — | — | 45,338 Direct | +77.55% | Acquired | (price as of 2026-08-20) |
| May 15, 2023 | OSUR | F | 5,014 | $5.62 | $28,179 | 25,536 Direct | -16.41% | Disposed | -34.6% (price as of 2026-08-20) |
| May 16, 2022 | OSUR | A | 20,000 | $5.25 | $105,000 | 30,550 Direct | +189.57% | Acquired | -30.0% (price as of 2026-08-20) |
| May 16, 2022 | OSUR | F | 2,745 | $5.25 | $14,411 | 10,550 Direct | -20.65% | Disposed | -30.0% (price as of 2026-08-20) |
| April 6, 2022 | OSUR | F | 2,247 | $6.71 | $15,077 | 13,295 Direct | -14.46% | Disposed | -45.2% (price as of 2026-08-20) |
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.