ADTRAN INC

CUSIP: 00738A106 Class: COMMON STOCK

PUBLIC EMPLOYEES RETIREMENT ASSOCIATION OF COLORADO's Holding History (CIK: 0000315297)

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

Q2 2022
Shares 11,333 Value ($000) $199 Avg Close — Range —
Q1 2022
Shares 11,333 Value ($000) $209 Avg Close — Range —
Q4 2021
Shares 11,333 Value ($000) $259 Avg Close — Range —
Q3 2021
Shares 11,333 Value ($000) $213 Avg Close — Range —
Q2 2021
Shares 11,333 Value ($000) $234 Avg Close — Range —
Q1 2021
Shares 11,333 Value ($000) $189 Avg Close — Range —
Q4 2020
Shares 11,333 Value ($000) $167 Avg Close — Range —
Q3 2020
Shares 11,333 Value ($000) $116 Avg Close — Range —
Q2 2020
Shares 11,333 Value ($000) $124 Avg Close — Range —
Q1 2020
Shares 11,333 Value ($000) $87 Avg Close — Range —
Q4 2019
Shares 11,230 Value ($000) $111 Avg Close — Range —
Q3 2019
Shares 11,230 Value ($000) $127 Avg Close — Range —
Q2 2019
Shares 11,230 Value ($000) $171 Avg Close — Range —
Q1 2019
Shares 11,230 Value ($000) $154 Avg Close — Range —
Q4 2018
Shares 11,230 Value ($000) $121 Avg Close — Range —
Q3 2018
Shares 11,230 Value ($000) $198 Avg Close — Range —
Q2 2018
Shares 11,230 Value ($000) $167 Avg Close — Range —
Q1 2018
Shares 11,230 Value ($000) $175 Avg Close — Range —
Q4 2017
Shares 14,235 Value ($000) $275 Avg Close — Range —
Q3 2017
Shares 14,235 Value ($000) $342 Avg Close — Range —
Q2 2017
Shares 14,557 Value ($000) $301 Avg Close — Range —
Q1 2017
Shares 14,557 Value ($000) $302 Avg Close — Range —
Q4 2016
Shares 14,557 Value ($000) $325 Avg Close — Range —
Q3 2016
Shares 14,841 Value ($000) $284 Avg Close — Range —
Q2 2016
Shares 14,841 Value ($000) $277 Avg Close — Range —
Q1 2016
Shares 14,986 Value ($000) $303 Avg Close — Range —
Q4 2015
Shares 15,807 Value ($000) $272 Avg Close — Range —
Q3 2015
Shares 15,807 Value ($000) $231 Avg Close — Range —
Q2 2015
Shares 18,108 Value ($000) $294 Avg Close — Range —
Q1 2015
Shares 18,108 Value ($000) $338 Avg Close — Range —
Q4 2014
Shares 18,108 Value ($000) $395 Avg Close — Range —
Q3 2014
Shares 18,108 Value ($000) $372 Avg Close — Range —
Q2 2014
Shares 18,108 Value ($000) $409 Avg Close — Range —
Q1 2014
Shares 18,108 Value ($000) $442 Avg Close — Range —
Q4 2013
Shares 18,108 Value ($000) $489 Avg Close — Range —
Q3 2013
Shares 18,108 Value ($000) $482 Avg Close — Range —
Q2 2013
Shares 18,108 Value ($000) $446 Avg Close — Range —