DOSSIER · 13F Holders · Q2 2026
ASYS

AMTECH SYS INC

116 institutions still hold AMTECH SYS INC as of Q2 2026. Tracked across SEC 13F-HR filings, with insider and 13D/G activity surfaced alongside.

CUSIP 032332504·116 13F holders·last filed Jun 30, 2026
Market cap
—
13F value held
$215M
visible holders
Holders
116
filers reporting
Concentration
18.19%
First Eagle Investment Management, LLC #1
top holder share
AI Holders Summary · Q2 2026

116 institutions reported ASYS in Q2 2026. First Eagle Investment Management, LLC leads at 18.2% of the visible book.

Top holders

Sorted by position value. Source: SEC EDGAR 13F-HR filings.

#HolderValueShares% port.Quarter
01
First Eagle Investment Management, LLC
CIK 0001325447
$39M1.7M0.03%Q2 2026
02
AIGH Capital Management LLC
CIK 0001835943
$29M1.3M1.82%Q2 2026
03
WASATCH ADVISORS LP
CIK 0000814133
$20M1.2M0.15%Q3 2026
04
BlackRock, Inc.
CIK 0002012383
$18M763K0.00%Q2 2026
05
AWM Investment Company, Inc.
CIK 0001535264
$16M690K1.38%Q2 2026
06
VANGUARD CAPITAL MANAGEMENT LLC
CIK 0002100119· Index
$13M581K0.00%Q2 2026
07
DIMENSIONAL FUND ADVISORS LP
CIK 0000354204· Quasi-passive
$10M427K0.00%Q2 2026
08
MARSHALL WACE, LLP
CIK 0001318757
$9M399K0.01%Q2 2026
09
ARROWSTREET CAPITAL, LIMITED PARTNERSHIP
CIK 0001164508
$7M309K0.00%Q2 2026
10
GEODE CAPITAL MANAGEMENT, LLC
CIK 0001214717· Index
$7M285K0.00%Q2 2026
11
Connor, Clark & Lunn Investment Management Ltd.
CIK 0001596800
$7M282K0.01%Q2 2026
12
RENAISSANCE TECHNOLOGIES LLC
CIK 0001037389
$6M261K0.01%Q2 2026
13
TWO SIGMA INVESTMENTS, LP
CIK 0001179392
$6M254K0.00%Q2 2026
14
Regal Partners Ltd
CIK 0001577774
$5M238K0.30%Q2 2026
15
ACADIAN ASSET MANAGEMENT LLC
CIK 0000916542
$5M467K0.01%Q1 2026
16
Qube Research & Technologies Ltd
CIK 0001729829
$4M195K0.00%Q2 2026
17
JANE STREET GROUP, LLC
CIK 0001595888· Market maker
$4M341K0.00%Q1 2026
18
STATE STREET CORP
CIK 0000093751
$4M156K0.00%Q2 2026
19
CITADEL ADVISORS LLC
CIK 0001423053
$4M152K0.00%Q2 2026
20
Trexquant Investment LP
CIK 0001633445
$3M120K0.02%Q2 2026
Page 1 of 6
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Insiders at AMTECH SYS INC
Sabol Thomas B →Shechter Guy →Daigle Robert C →Averick Robert M →Jenke Wade Michael →Ludwig Michael M →Garnreiter Michael →Jakwani Asif Y. →