ADVANCED EMISSIONS SOLUTS IN

Ticker: ARQ CUSIP: 00770C101 Class: COM

North Star Investment Management Corp.'s Holding History (CIK: 0001342857)

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

Q3 2023
Shares 200 Value ($000) $0 Avg Close $1.95 Range $1.50 - $2.93
Q2 2023
Shares 200 Value ($000) $0 Avg Close $1.66 Range $1.17 - $2.17
Q1 2023
Shares 200 Value ($000) $0 Avg Close $2.71 Range $1.70 - $3.78
Q4 2022
Shares 200 Value ($000) $0 Avg Close $2.72 Range $2.11 - $3.26
Q3 2022
Shares 200 Value ($000) $1 Avg Close $4.23 Range $2.73 - $6.43
Q2 2022
Shares 200 Value ($000) $1 Avg Close $5.44 Range $4.50 - $6.70
Q1 2022
Shares 200 Value ($000) $1 Avg Close $6.34 Range $5.40 - $7.25
Q4 2021
Shares 200 Value ($000) $1 Avg Close $6.69 Range $6.10 - $8.00
Q3 2021
Shares 200 Value ($000) $1 Avg Close $6.88 Range $5.71 - $8.19
Q2 2021
Shares 200 Value ($000) $1 Avg Close $6.16 Range $4.60 - $8.41
Q1 2021
Shares 200 Value ($000) $1 Avg Close $5.60 Range $4.63 - $6.64
Q4 2020
Shares 200 Value ($000) $1 Avg Close $5.09 Range $4.06 - $6.37
Q3 2020
Shares 200 Value ($000) $1 Avg Close $4.27 Range $3.52 - $5.10
Q2 2020
Shares 200 Value ($000) $1 Avg Close $5.76 Range $4.44 - $8.00
Q1 2020
Shares 200 Value ($000) $1 Avg Close $9.59 Range $4.45 - $12.38
Q4 2019
Shares 200 Value ($000) $2 Avg Close $11.53 Range $8.78 - $14.69
Q3 2019
Shares 200 Value ($000) $3 Avg Close $12.28 Range $10.78 - $14.34
Q1 2019
Shares 200 Value ($000) $2 Avg Close $10.38 Range $9.12 - $11.21
Q4 2018
Shares 200 Value ($000) $2 Avg Close $9.19 Range $7.91 - $10.85
Q3 2018
Shares 200 Value ($000) $2 Avg Close $9.89 Range $9.48 - $10.53
Q2 2018
Shares 200 Value ($000) $2 Avg Close $9.49 Range $9.09 - $10.05
Q1 2018
Shares 200 Value ($000) $2 Avg Close $7.79 Range $5.72 - $9.89
Q4 2017
Shares 200 Value ($000) $2 Avg Close $8.59 Range $6.46 - $9.74
Q3 2017
Shares 200 Value ($000) $2 Avg Close $7.92 Range $6.87 - $9.08
Q2 2017
Shares 200 Value ($000) $2 Avg Close $7.11 Range $5.79 - $7.84
Q1 2017
Shares 200 Value ($000) $2 Avg Close $7.78 Range $6.68 - $9.27
Q4 2016
Shares 200 Value ($000) $2 Avg Close $6.64 Range $5.63 - $7.49
Q3 2016
Shares 200 Value ($000) $2 Avg Close $5.56 Range $4.70 - $7.08
Q4 2015
Shares 200 Value ($000) $1 Avg Close $4.19 Range $2.62 - $5.72
Q3 2015
Shares 200 Value ($000) $1 Avg Close $7.43 Range $4.55 - $9.85
Q2 2015
Shares 200 Value ($000) $3 Avg Close $11.11 Range $8.78 - $12.95
Q1 2015
Shares 200 Value ($000) $3 Avg Close $13.13 Range $6.57 - $17.38
Q4 2014
Shares 200 Value ($000) $5 Avg Close $15.53 Range $14.40 - $17.84
Q3 2014
Shares 200 Value ($000) $4 Avg Close $16.46 Range $14.59 - $18.49
Q2 2014
Shares 200 Value ($000) $5 Avg Close $16.83 Range $13.29 - $19.84
Q1 2014
Shares 200 Value ($000) $5 Avg Close $19.55 Range $16.66 - $21.56