Insider · CIK 0001286125
Charles W Olson
Files at SRDX (SURMODICS INC). First filing -, latest -.
Charles W Olson files SEC Form 4 as officer at SRDX (SURMODICS INC). No open-market trade is on file; the transactions below are grants, exercises and other rows that carry no view on the price.
A track record needs three past buys with six months of prices behind them; Charles W Olson has 0, so none is measured yet.
Signals
This insider’s open-market buys and sells, scored.
Transactions
Every row this insider has filed, 10 in all, newest first.
| Date | Company | Transaction | Shares | Price | Value | Holdings after | Filed |
|---|---|---|---|---|---|---|---|
| Nov 19, 2025 | SRDX SURMODICS INC | DDisposition to issuer Common Stock | -51,478 | - | - | 0 | Nov 19, 2025 |
| Nov 19, 2025 | SRDX SURMODICS INC | DDisposition to issuer Common Stockindirect: By IRA | -800 | - | - | 0 | Nov 19, 2025 |
| Nov 19, 2025 | SRDX SURMODICS INC | DDisposition to issuer Employee Stock Option (right to buy)derivative | -10,653 | $0.00 | $0 | 0 | Nov 19, 2025 |
| Nov 19, 2025 | SRDX SURMODICS INC | DDisposition to issuer Employee Stock Option (right to buy)derivative | -13,579 | $0.00 | $0 | 0 | Nov 19, 2025 |
| Nov 19, 2025 | SRDX SURMODICS INC | DDisposition to issuer Employee Stock Option (right to buy)derivative | -17,883 | $0.00 | $0 | 0 | Nov 19, 2025 |
| Nov 19, 2025 | SRDX SURMODICS INC | DDisposition to issuer Employee Stock Option (right to buy)derivative | -18,337 | $0.00 | $0 | 0 | Nov 19, 2025 |
| Nov 19, 2025 | SRDX SURMODICS INC | DDisposition to issuer Employee Stock Option (right to buy)derivative | -19,243 | $0.00 | $0 | 0 | Nov 19, 2025 |
| Nov 19, 2025 | SRDX SURMODICS INC | DDisposition to issuer Employee Stock Option (right to buy)derivative | -20,101 | $0.00 | $0 | 0 | Nov 19, 2025 |
| Dec 4, 2024 | SRDX SURMODICS INC | FTax withholding Common Stock | -959 | $39.91 | $38k | 51,478 | Dec 6, 2024 |
| Nov 30, 2024 | SRDX SURMODICS INC | FTax withholding Common Stock | -1,534 | $39.45 | $61k | 52,437 | Dec 3, 2024 |
Questions about Charles W Olson
Answered from the filings on this page, as of the latest one.
Is Charles W Olson buying or selling?
Charles W Olson has no open-market buy or sell on SEC Form 4; the filings on record are grants, exercises and other transactions.
How did Charles W Olson's past buys perform?
Not measured yet. InsiderTell needs three past buys with six months of prices to publish a track record, and Charles W Olson has 0.
Where does Charles W Olson file Form 4?
Charles W Olson has filed Form 4 at SRDX (SURMODICS INC) as SVP, Medical Device Coatings. A Form 4 is required of officers, directors and holders of more than 10% of a share class within two business days of a trade.
Not investment advice. Scores and forward returns are decision support built from public SEC filings and past prices; they describe what happened after comparable filings, not what will happen after this one. Do your own research and size your risk.