TSAKOS ENERGY NAVIGATION LTD

CUSIP: G9108L108 Class: SHS

BLAIR WILLIAM & CO/IL's Holding History (CIK: 0000902367)

Note: Option positions (PUT/CALL) are excluded.

Q2 2017
Shares 214,500 Value ($000) $1,030 Avg Close — Range —
Q1 2017
Shares 212,000 Value ($000) $982 Avg Close — Range —