AXCELIS TECHNOLOGIES INC

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ACLS·054540208·US·equity·Technology - Semiconductor Equipment & Materials-13D/G

ACLS (AXCELIS TECHNOLOGIES INC) is held by 159 institutional investors as of Q1 2026. Largest holders: BlackRock, Inc. ($459.5M), FMR LLC ($226.3M), BALYASNY ASSET MANAGEMENT L.P. ($127M). Net institutional sentiment: Mixed.

159

Holders

Avg rating(13 Elite)

$2.2B

Total Value

45% (181)

Fund Consensus

79 buying - 95 selling

Smart Money Verdict

View all

44Weak MomentumSplit Signals

Institutional (13F)62

Insider (Form 4)10

Activist (13D/13G)51

Congressional (STOCK Act)

No data

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See how ACLS's score breaks down across 4 SEC sources

Holder Quality

13

★★★★★

Elite

53

★★★★

Strong

56

★★★

Solid

49

★★

Below

9

★

Weak

Held by 159 funds

13 elite

Who's Trading

InsiderRGRedinbo GregSell $464KMay 13, 2026

InsiderTJTitinger JorgeSell $328KMay 13, 2026

InsiderMJMahoney Robert JohnSell $364KMay 12, 2026

ActivistFMR LLC11.3%May 7, 2026

InsiderLRLow RussellSell $1.2MMay 6, 2026

ActivistVAVanguard Capital Management5.3%Apr 29, 2026

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13F: Mar 31, 2026Insider & Congress: Updated regularly

Positions (159)History

AllNewIncreasedHeldDecreasedExited

Fund	Action	Shares	Value	Weight	Est. P&L	Conviction
BlackRock, Inc.	Increased	4.9M(+2.3%)	$459.5M	0.0%	+120.52%	32
FMR LLC	Increased	2.4M(+298.1%)	$226.3M	0.0%	+85.28%	49
BALYASNY ASSET MANAGEMENT L.P.	Increased	1.4M(+460.4%)	$127M	0.2%	+82.38%	58
VICTORY CAPITAL MANAGEMENT INC	Decreased	1.3M(-29.2%)	$119M	0.1%	+103.13%	0
STATE STREET CORP	Increased	1.2M(+0.2%)	$110.7M	0.0%	+23.30%	30
BNP Paribas Asset Management Holding S.A.	Decreased	1M(-7.8%)	$93.6M	0.1%	+83.73%	0
AMERICAN CENTURY COMPANIES INC	Decreased	951,914(-22.8%)	$88.6M	0.0%	+81.02%	0
DIMENSIONAL FUND ADVISORS LP	Increased	844,097(+0.4%)	$78.6M	0.0%	+29.75%	30
GEODE CAPITAL MANAGEMENT, LLC	Decreased	811,264(-11.6%)	$75.5M	0.0%	+151.32%	0
PRIMECAP MANAGEMENT CO/CA/	Decreased	658,652(-0.9%)	$61.3M	0.0%	+725.00%	0
MORGAN STANLEY	Increased	581,636(+66.1%)	$54.1M	0.0%	+35.98%	43
DED. E. Shaw & Co., Inc.	Increased	544,421(+15.8%)	$50.7M	0.0%	+87.25%	34
GOLDMAN SACHS GROUP INC	Decreased	497,624(-21.0%)	$46.3M	0.0%	+117.40%	0
MANUFACTURERS LIFE INSURANCE COMPANY, THE	Increased	491,745(+3402.5%)	$45.8M	0.0%	+81.20%	47
CHARLES SCHWAB INVESTMENT MANAGEMENT INC	Increased	445,769(+3.4%)	$41.5M	0.0%	+113.14%	30
NORTHERN TRUST CORP	Increased	416,703(+2.9%)	$38.8M	0.0%	+254.41%	30
Boston Trust Walden Corp	Decreased	378,525(-11.5%)	$35.2M	0.3%	+68.26%	0
UBS Group AG	Increased	377,237(+76.8%)	$35.1M	0.0%	+92.10%	44
Boston Partners	Decreased	340,275(-19.4%)	$31.8M	0.0%	+63.80%	0
Grantham, Mayo, Van Otterloo & Co. LLC	Increased	334,786(+3.7%)	$31.2M	0.1%	+68.81%	30

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High Conviction Moves-Signal Convergence-Fund Consensus-Double-Down Signals

Data sourced from four SEC data sources: 13F, Form 4, 13D/13G, and STOCK Act. Not financial advice. Full disclaimer