ACACIA COMMUNICATIONS INC

CUSIP: 00401C108 Class: COM

GAMCO INVESTORS, INC. ET AL's Holding History (CIK: 0000807249)

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

Q4 2020
Shares 7,466 Value ($000) $545 Avg Close — Range —
Q3 2020
Shares 11,332 Value ($000) $764 Avg Close — Range —
Q2 2020
Shares 33,761 Value ($000) $2,268 Avg Close — Range —
Q1 2020
Shares 36,209 Value ($000) $2,433 Avg Close — Range —
Q4 2019
Shares 41,129 Value ($000) $2,789 Avg Close — Range —
Q3 2019
Shares 40,608 Value ($000) $2,656 Avg Close — Range —