The remainder of this cover page shall be filled out for a reporting person’s initial filing on this form with respect to the subject class of securities, and for any subsequent amendment containing information which would alter disclosures provided in a prior cover page.

Name of Reporting Person:

TD Asset Management Inc.

Check the Appropriate Box if a Member of a Group

(a)  ☐        (b)  ☐

SEC Use Only

Citizenship or Place of Organization:

Canada    

NUMBER OF

SHARES

BENEFICIALLY

OWNED BY

EACH

REPORTING

PERSON

WITH:

Sole Voting Power:

36,114    

Shared Voting Power:

0    

Sole Dispositive Power:

36,114    

Shared Dispositive Power:

0    

Aggregate Amount Beneficially Owned by Each Reporting Person:

36,114    

Check Box if the Aggregate Amount in Row (9) Excludes Certain Shares (See Instructions)

☐    

Percent of Class Represented by Amount in Row (9):

0.08%    

Type of Reporting Person (See Instructions):

CO    

Name of Reporting Person:

Epoch Investment Partners, Inc.

Check the Appropriate Box if a Member of a Group

(a)  ☐        (b)  ☐

SEC Use Only

Citizenship or Place of Organization:

USA    

NUMBER OF

SHARES

BENEFICIALLY

OWNED BY

EACH

REPORTING

PERSON

WITH:

Sole Voting Power:

2,228,654    

Shared Voting Power:

0    

Sole Dispositive Power:

2,228,654

Shared Dispositive Power:

0    

Aggregate Amount Beneficially Owned by Each Reporting Person:

2,228,654

Check Box if the Aggregate Amount in Row (9) Excludes Certain Shares (See Instructions)

☐    

Percent of Class Represented by Amount in Row (9):

4.73%    

Type of Reporting Person (See Instructions):

CO    

(a). Name of Issuer

        Universal Display Corporation. (the “Issuer”)

(b). Address of Issuer’s Principal Executive Offices:

        375 Phillips Boulevard, Ewing, New Jersey, 08618

Item 2(a).

Item 2(b).

Item 2(c).

(i) TD Asset Management Inc. (“TDAM”)

Canada Trust Tower, BCE Place, 161 Bay Street, 35th Floor, Toronto, Ontario, M5J 2T2

Citizenship: Canada

(ii) Epoch Investment Partners, Inc. (“Epoch”)

399 Park Avenue, New York, New York 10022

Citizenship: USA

The foregoing persons are hereinafter sometimes collectively referred to as the “Reporting Persons.” The Reporting Persons are wholly-owned subsidiaries of TD Bank Financial Group. The filing of this statement should not be construed as an admission that any of the Reporting Persons is, for the purposes of Section 13 of the Securities Exchange Act of 1934, as amended (the “Act”), the beneficial owner of the shares reported herein.

Item 2(d).

Item 2(e).

Item 3.

If this statement is filed pursuant to Rule 13d-1(b), or 13d-2(b) or (c), check whether the person filing is a:

This Item 3 is not applicable.

Item 4.

Ownership.

(a)    Amount beneficially owned:

TDAM individually beneficially owns 36,114 shares of Common Stock.

Epoch individually beneficially owns 2,228,654 shares of Common Stock.

Collectively, the Reporting Persons beneficially own 2,264,768 shares of Common Stock.

(b)    Percent of class:

The ownership percentages set forth below are based on 47,101,000 shares of the Issuer’s Common Stock outstanding as of December 31st, 2018.

TDAM may be deemed to beneficially own approximately 0.08% of the outstanding shares of Common Stock.

Epoch may be deemed the beneficial owner of approximately 4.73% of the shares of Common Stock outstanding.

Collectively, the Reporting Persons may be deemed the beneficial owner of approximately 4.81% of the outstanding shares of Common Stock.

(c)    Number of Shares as to which the Reporting Person has:

TDAM:

(i)    Sole power to vote or to direct the vote:
        36,114

(ii)    Shared power to vote or to direct the vote:
        0

(iii)    Sole power to dispose or to direct the disposition of:
        36,114

(iv)    Shared power to dispose or to direct the disposition of:
        0

Epoch:

(i)    Sole power to vote or to direct the vote:
        2,228,654

(ii)    Shared power to vote or to direct the vote:
        0

(iii)    Sole power to dispose or to direct the disposition of:
        2,228,654

(iv)    Shared power to dispose or to direct the disposition of:
        0

Ownership of Five Percent or Less of a Class

If this statement is being filed to report the fact that as of the date hereof the reporting person has ceased to be the beneficial owner of more than five percent of the class of securities, check the following: ☒

Ownership of More than Five Percent on Behalf of Another Person.

This Item 6 is not applicable.

Identification and Classification of the Subsidiary Which Acquired the Security Being Reported on by the Parent Holding Company.

This Item 7 is not applicable.

Identification and Classification of Members of the Group.

The filing of this statement should not be construed to be an admission that the Reporting Persons are members of a “group” for the purposes of Sections 13(d) and 13(g) of the Act or the rules thereunder.

Notice of Dissolution of Group.

This Item 9 is not applicable.

Certification.

Each of the Reporting Persons hereby makes the following certification:

By signing below I certify that, to the best of my knowledge and belief, the securities referred to above were not acquired and are not held for the purpose of or with the effect of changing or influencing the control of the issuer of the securities and were not acquired and are not held in connection with or as a participant in any transaction having that purpose or effect.