GTT COMMUNICATIONS INC

CUSIP: 362393100 Class: Stock

Granahan Investment Management, LLC's Holding History (CIK: 0001026710)

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

Q3 2019
Shares 81,627 Value ($000) $769 Avg Close — Range —
Q2 2019
Shares 78,937 Value ($000) $1,389 Avg Close — Range —
Q1 2019
Shares 89,690 Value ($000) $3,112 Avg Close — Range —
Q4 2018
Shares 81,353 Value ($000) $1,925 Avg Close — Range —
Q3 2018
Shares 83,853 Value ($000) $3,639 Avg Close — Range —
Q2 2018
Shares 64,554 Value ($000) $2,905 Avg Close — Range —
Q1 2018
Shares 38,583 Value ($000) $2,188 Avg Close — Range —
Q4 2017
Shares 59,881 Value ($000) $2,811 Avg Close — Range —
Q3 2017
Shares 75,981 Value ($000) $2,405 Avg Close — Range —
Q2 2017
Shares 75,992 Value ($000) $2,405 Avg Close — Range —
Q1 2017
Shares 79,138 Value ($000) $1,927 Avg Close — Range —
Q4 2016
Shares 176,206 Value ($000) $5,066 Avg Close — Range —
Q3 2016
Shares 175,006 Value ($000) $4,118 Avg Close — Range —
Q2 2016
Shares 175,006 Value ($000) $3,234 Avg Close — Range —
Q1 2016
Shares 172,006 Value ($000) $2,845 Avg Close — Range —
Q4 2015
Shares 159,106 Value ($000) $2,714 Avg Close — Range —
Q3 2015
Shares 286,800 Value ($000) $6,671 Avg Close — Range —
Q2 2015
Shares 286,800 Value ($000) $6,846 Avg Close — Range —
Q1 2015
Shares 242,600 Value ($000) $4,580 Avg Close — Range —
Q4 2014
Shares 243,700 Value ($000) $3,224 Avg Close — Range —
Q3 2014
Shares 255,400 Value ($000) $3,042 Avg Close — Range —
Q2 2014
Shares 255,400 Value ($000) $2,608 Avg Close — Range —