DATADOG INC

Ticker: DDOG CUSIP: 23804L103 Class: EQTY

Atlas Venture Advisors, Inc.'s Holding History (CIK: 0001767432)

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

Q3 2020

Shares 56,616 Value ($000) $5,784 Avg Close $87.05 Range $72.60 - $107.99

Q2 2020

Shares 56,616 Value ($000) $4,923 Avg Close $60.88 Range $33.04 - $93.00

Q1 2020

Shares 113,232 Value ($000) $4,074 Avg Close $41.22 Range $28.88 - $50.12

Q4 2019

Shares 113,232 Value ($000) $4,278 Avg Close $35.97 Range $27.55 - $44.09

Q3 2019

Shares 113,232 Value ($000) $3,840 Avg Close $34.77 Range $30.47 - $41.44

Period	Shares	Value ($000)	Average Close	Price Range
Q3 2020	56,616	$5,784	$87.05	$72.60 - $107.99
Q2 2020	56,616	$4,923	$60.88	$33.04 - $93.00
Q1 2020	113,232	$4,074	$41.22	$28.88 - $50.12
Q4 2019	113,232	$4,278	$35.97	$27.55 - $44.09
Q3 2019	113,232	$3,840	$34.77	$30.47 - $41.44