1、Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSIONWASHINGTON,D.C.20549 FORM 10-K RANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d)OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31,2021.orTRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d)OF THE SECURITIES EXCHAN
2、GE ACT OF 1934 For the transition period from to Commission File Number 1-10709 PS BUSINESS PARKS,INC.(Exact name of registrant as specified in its charter)Maryland95-4300881(State or Other Jurisdiction(I.R.S.Employer Identification No.)of Incorporation)701 Western Avenue,Glendale,California 91201-2
3、349(Address of principal executive offices)(Zip Code)818-244-8080(Registrants telephone number,including area code)Securities registered pursuant to Section 12(b)of the Act:Title of Each Class Ticker Symbol Name of Each Exchange on Which RegisteredCommon Stock,$0.01 par value per share PSB New York
4、Stock ExchangeDepositary Shares Each Representing 1/1,000 of a 5.250%Cum Pref Stock,Series X,$0.01 par value PSBPrX New York Stock ExchangeDepositary Shares Each Representing 1/1,000 of a 5.200%Cum Pref Stock,Series Y,$0.01 par value PSBPrY New York Stock ExchangeDepositary Shares Each Representing
5、1/1,000 of a 4.875%Cum Pref Stock,Series Z,$0.01 par value PSBPrZ New York Stock Exchange Securities registered pursuant to Section 12(g)of the Act:None(Title of class)Indicate by check mark if the registrant is a well-known seasoned issuer,as defined in Rule 405 of the Securities Act.Yes R No Indic
6、ate by check mark if the registrant is not required to file reports pursuant to Section 13 or Section 15(d)of the Exchange Act.Yes No R 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 p