AXCELIS TECHNOLOGIES INC

Ticker: ACLS CUSIP: 054540208 Class: EQTY

TWO SIGMA SECURITIES, LLC's Holding History (CIK: 0001450144)

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

Q4 2025

Shares 9,333 Value ($000) $750 Avg Close $83.73 Range $73.60 - $98.35

Q2 2025

Shares 3,295 Value ($000) $230 Avg Close $57.05 Range $40.40 - $73.57

Q4 2023

Shares 5,079 Value ($000) $659 Avg Close $137.83 Range $120.54 - $170.97

Q3 2023

Shares 4,165 Value ($000) $679 Avg Close $175.88 Range $152.71 - $201.00

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	9,333	$750	$83.73	$73.60 - $98.35
Q2 2025	3,295	$230	$57.05	$40.40 - $73.57
Q4 2023	5,079	$659	$137.83	$120.54 - $170.97
Q3 2023	4,165	$679	$175.88	$152.71 - $201.00