Altair Engineering Inc. Class A Common Stock Certificate

Summary

This document certifies that the named holder owns fully paid and non-assessable Class A common shares of Altair Engineering Inc., a Delaware corporation. The certificate can be transferred on the corporation’s books by the holder or an authorized attorney upon proper endorsement and surrender. The corporation’s board has the authority to create and define rights for other classes or series of stock. Shareholders may request details about these rights. The certificate must be countersigned and registered by the transfer agent to be valid.

EX-4.1 2 d290748dex41.htm EX-4.1 EX-4.1

Exhibit 4.1

ALTAIR ENGINEERING INC. A INCORPORATED UNDER THE LAWS OF THE STATE OF DELAWARE SEE REVERSE SIDE FOR CERTAIN DEFINITIONS CUSIP 021369 10 3 THIS CERTIFIES THAT SPECIMEN is the owner of BY AMERICAN FULLY PAID AND NON-ASSESSABLE CLASS A COMMON SHARES, $0.0001 PAR VALUE, OF (Brooklyn, COUNTERSIGNED ALTAIR ENGINEERING INC. New AND STOCK transferable on the books of the Corporation by the holder hereof in person or by Attorney upon surrender of this certificate properly York) endorsed. This CLASS certificate is not valid until A countersigned COMMON and registered by the Transfer Agent STOCK and Registrar. TRANSFER IN WITNESS WHEREOF, the said Corporation has caused this certificate to be signed by facsimile signatures of its duly & REGISTERED: authorized officers. TRUST Dated: AUTHORIZED AND TRANSFER COMPANY CHIEF EXECUTIVE OFFICER CORPORATE SECRETARY SIGNATURE REGISTRAR AGENT

THE BOARD OF THIS CORPORATION HAS THE AUTHORITY TO CREATE AND DETERMINE THE RELATIVE RIGHTS AND PREFERENCES OF CLASSES OR SERIES OF SHARES OF CAPITAL STOCK OTHER THAN COMMON STOCK. THIS CORPORATION WILL FURNISH TO ANY SHAREHOLDER UPON WRITTEN REQUEST SENT TO ITS PRINCIPAL EXECUTIVE OFFICES, AND WITHOUT CHARGE, A FULL STATEMENT OF THE BOARD’S AUTHORITY TO CREATE AND DETERMINE THE RELATIVE RIGHTS AND PREFERENCES OF CLASSES OR SERIES OF SHARES OF CAPITAL STOCK AS WELL AS THE DESIGNATIONS, PREFERENCES, LIMITATIONS AND RELATIVE RIGHTS OF THE SHARES OF EACH CLASS OR SERIES THEN OUTSTANDING OR AUTHORIZED TO BE ISSUED.

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:

UTMA –

Custodian

TEN COM

–

as tenants in common

(Cust)

(Minor)

TEN ENT

–

as tenants by entireties

under Uniform Transfers to Minors

JT TEN

–

as joint tenants with right of survivorship and not as tenants in common

Act

(State)

Additional abbreviations may also be used though not in the above list.

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 of the capital stock represented by the within Certificate, and do hereby irrevocably constitute and appoint
Attorney to transfer the said stock on the books of the within-named Corporation with full power of substitution in the premises.



Dated


				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.


SIGNATURE GUARANTEED
		ALL GUARANTEES MUST BE MADE BY A FINANCIAL INSTITUTION (SUCH AS A BANK OR BROKER) WHICH IS A PARTICIPANT IN THE SECURITIES TRANSFER AGENTS MEDALLION PROGRAM (“STAMP”), THE NEW YORK STOCK EXCHANGE, INC. MEDALLION SIGNATURE PROGRAM (“MSP”), OR THE STOCK EXCHANGES MEDALLION PROGRAM (“SEMP”) AND MUST NOT BE DATED. GUARANTEES BY A NOTARY PUBLIC ARE NOT ACCEPTABLE.