QUANTENNA COMMUNICATIONS INC

CUSIP: 74766D100 Class: COM

WELLINGTON MANAGEMENT GROUP LLP's Holding History (CIK: 0000902219)

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

Q1 2019
Shares 328,730 Value ($000) $7,998 Avg Close — Range —
Q4 2018
Shares 872,067 Value ($000) $12,515 Avg Close — Range —
Q3 2018
Shares 904,690 Value ($000) $16,691 Avg Close — Range —
Q2 2018
Shares 860,234 Value ($000) $13,369 Avg Close — Range —
Q1 2018
Shares 1,204,595 Value ($000) $16,503 Avg Close — Range —
Q4 2017
Shares 1,305,478 Value ($000) $15,926 Avg Close — Range —
Q3 2017
Shares 2,501,157 Value ($000) $42,045 Avg Close — Range —
Q2 2017
Shares 1,924,082 Value ($000) $36,558 Avg Close — Range —
Q1 2017
Shares 457,255 Value ($000) $9,524 Avg Close — Range —
Q4 2016
Shares 285,019 Value ($000) $5,167 Avg Close — Range —