Why Community Health Systems Inc (CYH) Shares Jumped 15% in 4 Days

Item 1.

(a)

Name of Issuer

Community Health Systems, Inc.

(b)

Address of Issuer’s Principal Executive Offices

4000 Meridian Boulevard, Franklin, Tennessee 37067

Item 2.

(a)

Name of Person Filing

North Tide Capital Master, LP

North Tide Capital, LLC

Conan Laughlin

(b)

Address of Principal Business Office or, if none, Residence

North Tide Capital Master, LP

North Tide Capital, LLC

Conan Laughlin

500 Boylston Street, Suite 1860

Boston, Massachusetts

02116

(c)

Citizenship

North Tide Capital Master, LP – Cayman Islands

North Tide Capital, LLC – Massachusetts

Conan Laughlin – United States

(d)

Title of Class of Securities

Common Stock, $0.01 par value

(e)

CUSIP Number

203668108

Item 3.

If this statement is filed pursuant to §§240.13d-1(b) or 240.13d-2(b) or (c), check whether the person filing is a:

(a)

[ ]

Broker or dealer registered under section 15 of the Act (15 U.S.C. 78o).

(b)

[ ]

Bank as defined in section 3(a)(6) of the Act (15 U.S.C. 78c).

(c)

[ ]

Insurance Company as defined in Section 3(a)(19) of the Act