GREAT LAKES DREDGE & DOCK CO

Ticker: GLDD CUSIP: 390607109 Class: Common Stock

Aperio Group, LLC's Holding History (CIK: 0001364615)

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

Q4 2020
Shares 53,651 Value ($000) $707 Avg Close $11.20 Range $9.10 - $13.39
Q3 2020
Shares 49,055 Value ($000) $467 Avg Close $9.17 Range $8.17 - $10.57
Q2 2020
Shares 45,981 Value ($000) $426 Avg Close $8.75 Range $7.42 - $10.80
Q1 2020
Shares 33,215 Value ($000) $276 Avg Close $9.96 Range $6.75 - $11.96
Q4 2019
Shares 13,306 Value ($000) $151 Avg Close $10.68 Range $9.02 - $11.94
Q3 2019
Shares 19,975 Value ($000) $209 Avg Close $10.57 Range $9.39 - $11.81
Q2 2019
Shares 16,969 Value ($000) $187 Avg Close $10.32 Range $8.86 - $11.45
Q3 2015
Shares 11,956 Value ($000) $60 Avg Close $5.48 Range $5.00 - $6.17