Michael Tropeano
CIK 1505398 · View on SEC EDGAR ↗
Insider
First SEC filing: July 23, 2025 · Latest: July 23, 2025
On this page
Insider at
Insider transactions
0 buys (P)
0 sells (S)
Net:
$0
+ 2 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 |
|---|---|---|---|---|---|---|---|---|---|
| July 31, 2026 | OSIS | A | 1,694 | $221.39 | $375,035 | 5,281 Direct | +47.23% | Acquired | -0.9% (price as of 2026-08-20) |
| June 30, 2026 | OSIS | A | 75 | $140.61 | $10,546 | 3,587 Direct | +2.14% | Acquired | 56.1% (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.
Initial ownership (Form 3) 1 holding
Securities held when first becoming an insider, per SEC Form 3.
| Date | Ticker | Security | Shares | Ownership |
|---|---|---|---|---|
| July 23, 2025 | OSIS | Common Stock | 1,843 | Direct |