SEC Form 4 · accession 0001732127-26-000001
MERCER INTERNATIONAL INC. · MERC
Statement of changes in beneficial ownership, as filed. Original on EDGAR ↗
Reporting owner
Adolf Koppensteiner
Officer — COO, Pulp Products
Period of report
Jun 4, 2026
Accepted (ET)
Jun 5, 2026 · 1:53 pm EDT
Rule 10b5-1 plan
box not checked
Issuer CIK
0001333274
Table I — non-derivative securities
No Table I lines on this filing.
Table II — derivative securities
| Security | Conv. / exercise price | Date | Code | Shares | A/D | Exercisable | Expires | Underlying | Underlying shares | Owned after | D/I |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Restricted Stock UnitsF1,F2 | — | Jun 4, 2026 | A | 30,505 | A | — | — | Common Stock | 30,505 | 30,505 | D |
Explanation of responses
- F1Each restricted stock unit represents a contingent right to receive one share of Mercer International Inc. ("Mercer") common stock, or, at the company's election, the cash value thereof. The restricted stock units vest on January 1, 2029 subject to the Reporting Person's continued service to Mercer.
- F2Not applicable.