SCHEDULE 14A INFORMATION

Proxy Statement Pursuant to Section 14(a) of the

Securities Exchange Act of 1934

Filed by the Registrant  ☒                             Filed by a Party other than the Registrant   ☐

Check the appropriate box:

☐	Preliminary Proxy Statement
☐	Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2))
☐	Definitive Proxy Statement
☒	Definitive Additional Materials
☐	Soliciting Material Pursuant to § 240.14a-12

PCTEL, INC.

(Name of Registrant as Specified in Its Charter)

(Name of Person(s) Filing Proxy Statement, if other than the Registrant)

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*** Exercise Your Right to Vote ***

Important Notice Regarding the Availability of Proxy Materials for the

Stockholder Meeting to Be Held on June 5, 2018.

PCTEL, INC.

PCTEL, INC.

471 BRIGHTON DRIVE

BLOOMINGDALE, IL 60108

E45973-P06052

Meeting Information
Meeting Type:        Annual Meeting
For holders as of:   April 13, 2018
Date:    June 5, 2018      Time:   3:30 PM, CDT
Location:	PCTEL headquarters
	471 Brighton Drive
	Bloomingdale, IL 60108
You are receiving this communication because you hold shares in PCTEL, Inc.
This is not a ballot. You cannot use this notice to vote these shares. This communication presents only an overview of the more complete proxy materials that are available to you on the Internet. You may view the proxy materials online at www.proxyvote.com or easily request a paper copy (see reverse side).
We encourage you to access and review all of the important information contained in the proxy materials before voting.
See the reverse side of this notice to obtain proxy materials and voting instructions.

— Before You Vote — How to Access the Proxy Materials
	Proxy Materials Available to VIEW or RECEIVE: NOTICE AND PROXY STATEMENT        ANNUAL REPORT ON FORM 10-K How to View Online: Have the information that is printed in the box marked by the arrow (located on the following page) and visit: www.proxyvote.com. How to Request and Receive a PAPER or E-MAIL Copy: If you want to receive a paper or e-mail copy of these documents, you must request one. There is NO charge for requesting a copy. Please choose one of the following methods to make your request:
	1)  BY INTERNET:	www.proxyvote.com
	2)  BY TELEPHONE:	1-800-579-1639
	3)  BY E-MAIL*:	sendmaterial@proxyvote.com
	*     If requesting materials by e-mail, please send a blank e-mail with the information that is printed in the box marked by the arrow (located on the following page) in the subject line. Requests, instructions and other inquiries sent to this e-mail address will NOT be forwarded to your investment advisor. Please make the request as instructed above on or before May 22, 2018 to facilitate timely delivery.
— How To Vote — Please Choose One of the Following Voting Methods
	Vote In Person: Many stockholder meetings have attendance requirements including, but not limited to, the possession of an attendance ticket issued by the entity holding the meeting. Please check the meeting materials for any special requirements for meeting attendance. At the meeting, you will need to request a ballot to vote these shares. Vote By Internet: To vote now by Internet, go to www.proxyvote.com. Have the information that is printed in the box marked by the arrow (located on the following page) available and follow the instructions. Vote By Mail: You can vote by mail by requesting a paper copy of the materials, which will include a proxy card.

E45974-P06052

Voting Items  

The Board of Directors recommends you vote FOR the following:
1.	Election of Directors
	Nominees:
	01)	Cindy K. Andreotti
	02)	Cynthia A. Keith
The Board of Directors recommends you vote FOR the following proposals:
2.	Non-binding advisory vote to approve the Company’s named executive officer compensation.
3.	The ratification of the appointment of Grant Thornton LLP as the Company’s independent registered public accounting firm for the fiscal year ending December 31, 2018.
NOTE: Giving your proxy also means that you authorize the persons named as proxies to vote in their discretion on any other matter properly presented at the meeting or any postponement or adjournment thereof.
E45975-P06052

    E45976-P06052