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Axcelis Technologies Inc

ACLS
Exchange
Nasdaq
Industry
Special Industry Machinery, NEC
SEC CIK
0001113232

No open-market purchases or sales by Axcelis Technologies Inc insiders were filed in the last 90 days; 442 institutions reported holding it in 13F filings for Q2 2026, worth $5.85B in total; Maverick Capital is the only superinvestor holding it.

13F holders, Q2 2021

Institutional positions in Axcelis Technologies Inc as of Jun 30, 2021. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works

Institutional holders
189
−4 vs. Q1 2021
Shares held
28.9M
−315.1K (−1.1%) vs. Q1 2021
Total value
$1.17B
−$32.2M (−2.7%) vs. Q1 2021
New holders
22
53 more added
Sold out
26
79 more reduced

Compare with Q1 2021: new holders, sold out and not filed yet

Holders and value by quarter

Institutions reporting ACLS on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.

Institutional holdersQ2 2021: 189 institutions
Q1 2021: 193 institutionsQ2 2021: 189 institutionsQ3 2021: 205 institutionsQ4 2021: 254 institutionsQ1 2022: 290 institutionsQ2 2022: 277 institutionsQ3 2022: 287 institutionsQ4 2022: 327 institutionsQ1 2023: 379 institutionsQ2 2023: 406 institutionsQ3 2023: 421 institutionsQ4 2023: 421 institutionsQ1 2024: 385 institutionsQ2 2024: 393 institutionsQ3 2024: 369 institutionsQ4 2024: 325 institutionsQ1 2025: 307 institutionsQ2 2025: 330 institutionsQ3 2025: 362 institutionsQ4 2025: 373 institutionsQ1 2026: 380 institutionsQ2 2026: 442 institutions
Value heldQ2 2021: $1.17B
Q1 2021: $1.20BQ2 2021: $1.17BQ3 2021: $1.37BQ4 2021: $2.05BQ1 2022: $2.05BQ2 2022: $1.52BQ3 2022: $1.72BQ4 2022: $2.31BQ1 2023: $3.86BQ2 2023: $5.41BQ3 2023: $4.85BQ4 2023: $3.81BQ1 2024: $3.37BQ2 2024: $4.35BQ3 2024: $3.17BQ4 2024: $2.16BQ1 2025: $1.54BQ2 2025: $2.20BQ3 2025: $2.96BQ4 2025: $2.52BQ1 2026: $3.03BQ2 2026: $5.85B
Institutions holding ACLS and their total value by quarter
QuarterHoldersValue
Q2 2026442$5.85B
Q1 2026380$3.03B
Q4 2025373$2.52B
Q3 2025362$2.96B
Q2 2025330$2.20B
Q1 2025307$1.54B
Q4 2024325$2.16B
Q3 2024369$3.17B
Q2 2024393$4.35B
Q1 2024385$3.37B
Q4 2023421$3.81B
Q3 2023421$4.85B
Q2 2023406$5.41B
Q1 2023379$3.86B
Q4 2022327$2.31B
Q3 2022287$1.72B
Q2 2022277$1.52B
Q1 2022290$2.05B
Q4 2021254$2.05B
Q3 2021205$1.37B
Q2 2021189$1.17B
Q1 2021193$1.20B

Institutions, Q2 2021

Shares, value and share of portfolio for each institution holding Axcelis Technologies Inc; share changes are against Q1 2021.

Institutions holding ACLS in Q2 2021
InstitutionSharesValue% of portfolioChange in sharesAction
SG Americas Securities, LLC0$00.00%−8,233−100.0%Sold out
Shay Capital LLC0$00.00%−7,500−100.0%Sold out
Gotham Asset Management, LLC0$00.00%−7,100−100.0%Sold out
IHT Wealth Management, LLC0$00.00%−6,607−100.0%Sold out
Gsa Capital Partners LLP0$00.00%−6,043−100.0%Sold out
Trexquant Investment LP0$00.00%−5,725−100.0%Sold out
Provenire Capital, LLC0$00.00%−5,703−100.0%Sold out
Simplex Trading, LLC0$00.00%−1,373−100.0%Sold out
Macroview Investment Management LLC0$00.00%−518−100.0%Sold out
Patriot Financial Group Insurance Agency, LLC0$00.00%−450−100.0%Sold out
Ameritas Investment Company, LLC0$00.00%−347−100.0%Sold out
Tradewinds Capital Management, LLC0$00.00%−75−100.0%Sold out
Glassman Wealth Services0$00.00%−60−100.0%Sold out
Sowell Financial Services LLC0$00.00%−25−100.0%Sold out
Eudaimonia Partners, LLC0$00.00%−33−100.0%Sold out