DMC GLOBAL INC

Ticker: BOOM CUSIP: 23291C103 Class: Common Stock

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

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

Q4 2019

Shares 10,460 Value ($000) $470 Avg Close $44.11 Range $37.12 - $53.68

Q3 2019

Shares 10,668 Value ($000) $469 Avg Close $49.75 Range $40.31 - $66.05

Q4 2017

Shares 2,226 Value ($000) $56 Avg Close $20.23 Range $16.06 - $25.79

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2019	10,460	$470	$44.11	$37.12 - $53.68
Q3 2019	10,668	$469	$49.75	$40.31 - $66.05
Q4 2017	2,226	$56	$20.23	$16.06 - $25.79