Kenison Michael R.'s Form 4/A amendment
AmendedProto Labs Inc (PRLB) · filed Dec 3, 2025
- Accession no.
- 0001870293-25-000007
- Filed
- Dec 3, 2025
- Trade date
- Nov 25, 2025
- Filing delay
- 8 days
- Rule 10b5-1 plan
- Checked
- Original filed
- Nov 26, 2025
This filing lists 2 non-derivative transactions and 1 derivative transaction. Open-market sales total $152.9K. It was filed 8 days after the trade.
This amendment replaces 0001870293-25-000004 (filed Nov 26, 2025).
Reporting owners
A Form 4 can have several reporting owners, such as a person and a fund they control. Trade tables show the first one.
| Owner | Relationship to the company |
|---|---|
| Kenison Michael R.CIK 0001870293 | Officer (Chief Operations Officer) |
Non-derivative securities (Table I)
Acquisitions and disposals of common stock and similar shares, one row per line on the filing.
| Trade date | Security | Transaction | Shares | Price | Value | Shares after | Ownership | Flags |
|---|---|---|---|---|---|---|---|---|
| Nov 25, 2025 | Common Stock | MOption exerciseAcquired | +3,048 | $33.84 | +$103,144.32 | 31,946 | Direct | |
| Nov 25, 2025 | Common Stock | SSaleDisposed | −3,048 | $50.17F3 | −$152,918.16 | 28,898 | Direct |
Derivative securities (Table II)
Options, warrants, restricted stock units and similar. Shares are the underlying shares; price and value are for the derivative itself, and the holding after is in derivative units.
| Trade date | Security | Transaction | Underlying shares | Unit price | Value | Held after | Ownership | Flags |
|---|---|---|---|---|---|---|---|---|
| Nov 25, 2025 | Common Stock | MOption exerciseDisposed | −3,048 | $0.00 | $0 | 0 | Direct |
Footnotes and remarks
Livermore keeps the footnotes that transaction prices refer to, all footnotes of amendments (Form 4/A) and the filing's remarks. Other footnotes, such as how indirect holdings are held or the details of a trading plan, are only in the original on SEC EDGAR.
- F1
Includes 57 shares of Common Stock of the issuer purchased on November 15, 2025 through the issuer's Employee Stock Purchase Plan program.
- F2
These shares were acquired and sold pursuant to Reporting Person's 10b5-1 plan adopted August 15, 2025.
- F3
Reflects the weighted average price of 3,048 shares of Common Stock of the issuer sold by the Reporting Person in multiple transactions on November 25, 2025 with sale prices ranging from $50.00 to $50.53 per share. The Reporting Person undertakes to provide upon request by U.S. Securities and Exchange Commission staff, the issuer, or a securityholder of the issuer full information regarding the number of shares sold at each separate price.
Referenced by the price of 1 transaction in Table I.
- F4
Fully vested.
- F5
This amendment reflects an adjustment to the expiration date of the Employee Stock Options to correct a clerical error in the reporting person's Form 4 filed on November 25, 2025. All transaction details were accurately reported on the original Form 4.