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( Mark One ) ☐ UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON , DC 20549 FORM 10 - K ANNUAL REPORT PURSUANT TO SECTION 13 OR 15 ( d ) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31 , 2020 TRANSITION REPORT PURSUANT TO SECTION 13 OR 15 ( d ) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from WEST VIRGINIA ( State or other jurisdiction of incorporation or organization ) WESBANCO , INC . ( Exact name of Registrant as specified in its charter ) 1 Bank Plaza , Wheeling , WV ( Address of principal executive offices ) to Commission File Number 000-08467 Title of each class Common Stock $ 2.0833 Par Value Depositary Shares ( each representing 1 / 40th interest in a share of 6.75 % Fixed - Rate Reset Non - Cumulative Perpetual Preferred Stock , Series A ) 55-0571723 ( IRS Employer Identification No. ) 26003 ( Zip Code ) Registrant's telephone number , including area code : 304-234-9000 Securities registered pursuant to Section 12 ( b ) of the Act : Trading Symbol WSBC WSBCP Name of each Exchange on which registered NASDAQ Global Select Market NASDAQ Global Select Market Securities registered pursuant to Section 12 ( g ) of the Act : None Indicate by check mark if the registrant is a well - known seasoned issuer , as defined in Rule 405 of the Securities Act . Yes Indicate by check mark if the registrant is not required to file reports pursuant to Section 13 or 15 ( d ) of the Act . Yes □ No Indicate by check mark whether the registrant ( 1 ) has filed all reports required to be filed by Section 13 or 15 ( d ) of the Securities Exchange Act of 1934 during the preceding 12 months ( or for such shorter period that the registrant was required to file such reports ) , and ( 2 ) has been subject to such filing requirements for the past 90 days . Yes No □ NO □ Indicate by check mark whether the registrant has submitted electronically every Interactive Data File required to be submitted pursuant to Rule 405 of Regulation S - T ( section 232.405 of this chapter ) during the preceding 12 months ( or for such shorter period that the registrant was required to submit such files ) . Yes No □ Indicate by check mark whether the registrant is a large accelerated filer , an accelerated filer , a non - accelerated filer or a smaller reporting company . See definitions of " large accelerated filer , " " accelerated filer , " " smaller reporting company , " and " emerging growth company " in Rule 12b - 2 of the Exchange Act : Large accelerated filer Non - accelerated filer Accelerated filer Smaller reporting company Emerging growth company L ☐ ■ If an emerging growth company , indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13 ( a ) of the Exchange Act . □ Indicate by check mark whether the registrant has filed a report on and attestation to its management's assessment of the effectiveness of its internal control over financial reporting under Section 404 ( b ) of the Sarbanes - Oxley Act ( 15 U.S.C. 7262 ( b ) ) by the registered public accounting firm that prepared or issued its audit report . Indicate by check mark whether the registrant is a shell company ( as defined in Rule 12b - 2 of the Act . ) Yes No The aggregate market value of the registrant's outstanding voting and non - voting common stock held by non - affiliates on June 30 , 2020 , determined using a per share closing price on that date of $ 20.31 , was $ 1,299,795,869 . As of February 17 , 2021 , there were 67,258,727 shares of Wesbanco , Inc. common stock $ 2.0833 par value per share , outstanding . DOCUMENTS INCORPORATED BY REFERENCE Certain specifically designated portions of Wesbanco , Inc.'s definitive proxy statement which will be filed by April 30 , 2021 for its Annual Meeting of Shareholders ( the " Proxy Statement " ) to be held in 2021 are incorporated by reference into Part III of this Form 10 - K .