Tellabs Inc. (TLAB)

[Opex]

Date Title
4/26/2011 0730 am CT Q1 2011 Tellabs Earnings Conference call
07/26/2011 0730 am CT Q2 2011 Tellabs Earnings Conference call
10/25/2011 0730 am CT Q3 2011 Tellabs Earnings Conference call


Holders of Tlab, good info to know
BlackRock Institutional Trust Company, N.A. 37,133,602 10.1 21,913,294 11/30/10
Birck (Michael J) 18,308,125 5.0 -499,997 03/01/10
Vanguard Group, Inc. 18,257,543 5.0 92,368 09/30/10
Third Avenue Management LLC 16,892,241 4.6 -16,225 09/30/10
Janus Capital Management LLC 16,876,150 4.6 5,274,047 09/30/10
Oak Street Investments, L.P. 15,011,000 4.1 -200,000 03/01/10
Advisory Research, Inc. 13,353,607 3.6 3,412,325 09/30/10
State Street Global Advisors (US) 12,419,037 3.4 672,785 09/30/10
Invesco Advisers, Inc. 10,172,140 2.8 7,330,366 09/30/10
Sprucegrove Investment Management, Ltd. 8,835,050 2.4 -226,600 12/31/10