ADVANCED EMISSIONS SOLUTS IN

Ticker: ARQ CUSIP: 00770C101 Class: COM

Parallax Volatility Advisers, L.P.'s Holding History (CIK: 0001521001)

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

Q1 2019
Shares 4,102 Value ($000) $47 Avg Close $10.38 Range $9.12 - $11.21
Q4 2018
Shares 4,595 Value ($000) $48 Avg Close $9.19 Range $7.91 - $10.85
Q3 2018
Shares 5,062 Value ($000) $61 Avg Close $9.89 Range $9.48 - $10.53
Q2 2018
Shares 6,613 Value ($000) $75 Avg Close $9.49 Range $9.09 - $10.05
Q1 2018
Shares 5,683 Value ($000) $65 Avg Close $7.79 Range $5.72 - $9.89
Q4 2017
Shares 6,216 Value ($000) $60 Avg Close $8.59 Range $6.46 - $9.74
Q3 2017
Shares 2,400 Value ($000) $26 Avg Close $7.92 Range $6.87 - $9.08