T-Mobile US, Inc. — Director's Dealing 2012

Oct 16, 2012

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: METROPCS COMMUNICATIONS INC (PCS)
CIK: 0001283699
Period of Report: 2012-10-12

Reporting Person: TA ASSOCIATES, L.P. (See General Remarks)
Reporting Person: TA ASSOCIATES STRATEGIC PARTNERS FUND A LP (See General Remarks)
Reporting Person: TA ASSOCIATES STRATEGIC PARTNERS FUND B LP (See General Remarks)
Reporting Person: TA ASSOCIATES SPF LP (See General Remarks)
Reporting Person: TA Investors II L.P. (See General Remarks)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2012-10-12	Common Stock	S	1312	$11.6612	Disposed	26015	Indirect
2012-10-12	Common Stock	S	236	$11.6612	Disposed	4719	Indirect
2012-10-12	Common Stock	S	284	$11.6612	Disposed	77822	Indirect
2012-10-15	Common Stock	S	1312	$11.37	Disposed	24703	Indirect
2012-10-15	Common Stock	S	236	$11.37	Disposed	4483	Indirect
2012-10-15	Common Stock	S	284	$11.37	Disposed	77538	Indirect
2012-10-16	Common Stock	S	1312	$11.3316	Disposed	23391	Indirect
2012-10-16	Common Stock	S	236	$11.3316	Disposed	4247	Indirect
2012-10-16	Common Stock	S	284	$11.3316	Disposed	77254	Indirect

Footnotes

F1: The sales reported in this Form 4 were effected pursuant to Rule 10b5-1 trading plans adopted by TA Associates, L.P. on February 29, 2012 and March 1, 2012.

F2: These securities were sold solely by TA Strategic Partners Fund A L.P.

F3: These securities were sold solely by TA Strategic Partners Fund B L.P.

F4: These securities were sold solely by TA Investors II L.P.

F5: These securities are owned solely by TA Strategic Partners Fund A L.P. TA Associates, L.P. is the General Partner of TA Associates SPF L.P., which is the General Partner of TA Strategic Partners Fund A L.P. Each of TA Associates, L.P. and TA Associates SPF L.P. may be deemed to have a beneficial interest in shares held by TA Strategic Partners Fund A L.P. and each disclaims beneficial ownership of such shares, except to the extent of its pecuniary interest in such shares which is subject to indeterminable future events.

F6: These securities are owned solely by TA Strategic Partners Fund B L.P. TA Associates, L.P. is the General Partner of TA Associates SPF L.P., which is the General Partner of TA Strategic Partners Fund B L.P. Each of TA Associates, L.P. and TA Associates SPF L.P. may be deemed to have a beneficial interest in shares held by TA Strategic Partners Fund B L.P. and each disclaims beneficial ownership of such shares, except to the extent of its pecuniary interest in such shares which is subject to indeterminable future events.

F7: These securities are owned solely by TA Investors II L.P., TA Associates, L.P. is the General Partner of TA Investors II L.P. TA Associates, L.P. may be deemed to have a beneficial interest in shares held by TA Investors II L.P. and disclaims beneficial ownership of such shares.