KEY TECHNOLOGY INC

CUSIP: 493143101 Class: COM

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

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

Q4 2017
Shares 449,370 Value ($000) $8,282 Avg Close — Range —
Q3 2017
Shares 425,149 Value ($000) $8,031 Avg Close — Range —
Q2 2017
Shares 371,485 Value ($000) $5,108 Avg Close — Range —
Q1 2017
Shares 352,707 Value ($000) $4,677 Avg Close — Range —
Q4 2016
Shares 315,332 Value ($000) $3,677 Avg Close — Range —
Q3 2016
Shares 203,846 Value ($000) $2,204 Avg Close — Range —
Q2 2016
Shares 99,996 Value ($000) $921 Avg Close — Range —