UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.F. 20549 SCHEDULE 13G TANGOE, INC. Common Stock 87582Y108 Item 1.	a.	Tangoe, Inc. 		b.	35 Executive Blvd. 			Orange, CT 06477 Item 2.	a.	D.F. Dent & Company, Inc. 		b.	2 East Read Street, 6th Floor 			Baltimore, Maryland 21202 		c.	Incorporated in the State of Maryland 		d.	Common stock 		e.	87582Y108 Item 3.	Investment adviser registered under section 203 of the Investment 		Advisers Act of 1940 Item 4.	a.	39,430,000 		b.	3.273% 		c.	1.	127,643 			2.	 0 			3.	127,643 			4. Item 5.		N/A Item 6.		N/A Item 7.		N/A Item 8.		N/A Item 9.		N/A