SEC Form 4 · accession 0001209191-18-016955

CoreSite Realty Corp · COR

Statement of changes in beneficial ownership, as filed. Original on EDGAR ↗

Reporting owner

Jeffrey S Finnin

Officer — CFO and Treasurer

Period of report

Mar 1, 2018

Accepted (ET)

Mar 5, 2018 · 7:42 pm EST

Rule 10b5-1 plan

unknown — predates the checkbox

Issuer CIK

0001490892

Table I — non-derivative securities

Security	Date	Code	Shares	Price	A/D	Owned after	D/I	Nature of ownership
Common Stock^F2	Mar 1, 2018	S	4,766	$92.85	D	84,827	D
Common Stock^F3	Mar 1, 2018	S	2,834	$93.88	D	81,993	D
Common Stock^F4	Mar 1, 2018	S	400	$94.71	D	81,593	D
Common Stock^F5,F6	Mar 2, 2018	S	900	$91.52	D	80,693	D
Common Stock^F5,F7	Mar 2, 2018	S	125	$92.41	D	80,568	D
Common Stock^F5,F8	Mar 5, 2018	S	200	$92.76	D	80,368	D
Common Stock^F5,F9	Mar 5, 2018	S	800	$94.46	D	79,568	D
Common Stock^F5,F10	Mar 5, 2018	S	371	$95.41	D	79,197	D
Common Stock^F11	holding	—	—		—	5,000	I	By family trust

Table II — derivative securities

No Table II lines on this filing.

Explanation of responses

F1The shares were sold pursuant to a sales plan adopted by the reporting person and intended to comply with Rule 10b5-1 under the Securities Exchange Act of 1934.
F10The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $95.21 to $95.64, inclusive.
F11The reporting person's spouse is the trustee of the family trust.
F2The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $92.39 to $93.37, inclusive. The reporting person undertakes to provide to the issuer, any shareholder of the issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in footnotes 2, 3, 4, 6, 7, 8, 9 and 10.
F3The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $93.39 to $94.32, inclusive.
F4The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $94.70 to $94.72, inclusive.
F5Represents shares sold by the reporting person to cover tax obligations upon the vesting of restricted stock.
F6The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $91.11 to $91.73, inclusive.
F7The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $92.40 to $92.45, inclusive.
F8The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $92.44 to $93.07, inclusive.
F9The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $94.03 to $94.74, inclusive.