Axcelis Technologies Inc.

NASDAQ: ACLS · Real-Time Price · USD
80.19
-3.56 (-4.26%)
At close: Aug 15, 2025, 2:17 PM

13F Institute Ownership

Total Institutes of 314 in Axcelis reduced their positions with a decrease of 29 investors compared to the previous quarter. An additional 72.7K shares, as total invested capital declined by $624.94M with ownership percentage increasing from 94.97% to 96.06%.

Options Activity

Institutions are holding Calls/Puts contracts nearly balanced, indicating a neutral sentiment.
Put/Call 0.929
0.93
Call Flow 524,000
52%
Put Flow 486,800
48%

Top Shareholders

Institute Ownership Shares Shares % Change Market Value Portfolio Filing Date
Blackrock, Inc. 16.55% 5.34M -2% 265.16M < 0.01% May 02, 2025
Vanguard Group Inc 13.76% 4.44M +1.00% 220.53M < 0.01% May 09, 2025
Reinhart Partners, Inc. 4.47% 1.44M +39.08% 71.58M 2.61% Apr 11, 2025

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