Cloud Peak Energy Inc. Common Stock Certificate
This document certifies that the named individual or entity owns a specified number of fully paid and non-assessable shares of common stock in Cloud Peak Energy Inc., a Delaware corporation. The shares are transferable only on the corporation's books by the holder or an authorized attorney upon proper endorsement and surrender of the certificate. The certificate includes standard legal language regarding ownership, transfer, and registration of shares.
QuickLinks -- Click here to rapidly navigate through this document
Exhibit 4.1
INCORPORATED UNDER THE LAWS OF THE STATE OF DELAWARE
NUMBER SHARES
SEE REVERSE SIDE FOR
CERTAIN DEFINITIONS
CLOUD PEAK ENERGY INC.
TOTAL AUTHORIZED ISSUE
200,000,000 SHARES PAR VALUE $0.01 EACH
COMMON STOCK
This is to Certify that | is the owner of ( ) | |
fully paid and non-assessable shares of the above Corporation transferable only on the books of the Corporation by the holder hereof in person or by duly authorized Attorney upon surrender of this Certificate properly endorsed. |
Witness, the seal of the Corporation and the signatures of its duly authorized officers.
Dated: , 20
CHIEF EXECUTIVE OFFICER | CHIEF FINANCIAL OFFICER |
The following abbreviations, when used in the inscription on the face of this certificate, shall be construed as though they were written out in full according to applicable laws or regulations:
TEN COM | as tenants in common | UNIF GIFT MIN ACT | Custodian______ Custodian______ | |||
TEN ENT | as tenants by the entireties | (Cust) (Minor) | ||||
JT TEN | as joint tenants with right of | under Uniform Gifts to Minors | ||||
survivorship and not as tenants | Act _________________ | |||||
in common | (State) | |||||
Additional abbreviations may also be used though not in the above list. |
For value received hereby sell, assign and transfer unto
For value received hereby sell, assign and transfer unto
PLEASE INSERT SOCIAL SECURITY OR OTHER IDENTIFYING NUMBER OF ASSIGNEE | ||
| ||
|
(PLEASE PRINT OR TYPEWRITE NAME AND ADDRESS INCLUDING POSTAL ZIP CODE OF ASSIGNEE)
Shares
represented by the within Certificate, and do hereby irrevocably constitute and appoint Attorney to
transfer the said Shares on the books of the within named Corporation with full power of substitution in the premises.
Dated , 20
In presence of
NOTICE: THE SIGNATURE TO THIS ASSIGNMENT MUST CORRESPOND
WITH THE NAME AS WRITTEN UPON THE FACE OF THE CERTIFICATE
IN EVERY PARTICULAR WITHOUT ALTERATION OR ENLARGEMENT
OR ANY CHANGE WHATEVER.
QuickLinks
- Exhibit 4.1