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ASYS · NASDAQ · Semiconductors

Amtech Systems (ASYS)

Supplies thermal-processing equipment and wafer-processing products to semiconductor manufacturers.

$15.30
After hours0.00 (0.00%)
At close$15.30(+2.14%)

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13F · 13D/G · Form 4

Institutions≈ 59.87%10.48M shares
121 holders · as of Jun 30, 2026 · largest filers plus last quarter's tail
Insiders18.73%3.28M shares
7 holders · as of Sep 16, 2026
Other≈ 21.40%3.75M shares
remainder

17.51M company shares as of Sep 22, 2026 · institutions as of Jun 30, 2026 · holders as of their latest filing

This quarter's institutional total failed a plausibility check; shown: the largest filers plus last quarter's remainder.

13F · 13D/G · Form 4

HolderStakeSharesDate
Robert M. Averick1Insiderdirector, 10 percent owner
17.06%2.99Mfiled Jun 2, 2026
Wax Asset Management, LLCInstitution
7.54%1.32Mfiled Feb 13, 2026
Aigh Capital Management LLCInstitution
7.15%1.25Mas of Jun 30, 2026
First Eagle Investment Management, LLCInstitution
4.85%848,426as of Jun 30, 2026
BlackRock, Inc.Institution
4.36%763,487as of Jun 30, 2026
Awm Investment Company, Inc.Institution
3.94%690,000as of Jun 30, 2026
Vanguard Capital Management LLCInstitution
3.32%580,502as of Jun 30, 2026
Acadian Asset Management LLCInstitution
3.31%580,278as of Jun 30, 2026
The Vanguard GroupInstitution
2.71%473,940filed Feb 9, 2022
Dimensional Fund Advisors LPInstitution
2.44%426,694as of Jun 30, 2026
Marshall Wace, LLPInstitution
2.28%398,564as of Jun 30, 2026
Arrowstreet Capital, Limited PartnershipInstitution
1.76%308,896as of Jun 30, 2026
Geode Capital Management, LLCInstitution
1.63%284,836as of Jun 30, 2026
Connor, Clark & Lunn Investment Management Ltd.Institution
1.61%282,388as of Jun 30, 2026
Renaissance Technologies LLCInstitution
1.49%260,605as of Jun 30, 2026
Two Sigma Investments, LPInstitution
1.45%254,367as of Jun 30, 2026
Jane Street Group, LLCInstitution
1.42%249,465as of Jun 30, 2026
Regal Partners LtdInstitution
1.36%237,503as of Jun 30, 2026
Qube Research & Technologies LtdInstitution
1.11%194,714as of Jun 30, 2026
Robert C. DaigleInsiderdirector, officer: Chairman & CEO
0.90%156,890filed May 16, 2025
State Street CorpInstitution
0.89%155,849as of Jun 30, 2026
Trexquant Investment LPInstitution
0.68%119,750as of Jun 30, 2026
Bridgeway Capital Management, LLCInstitution
0.64%111,472as of Jun 30, 2026
Citadel Advisors LLCInstitution
0.61%106,246as of Jun 30, 2026
Palisades Investment Partners, LLCInstitution
0.59%102,691as of Jun 30, 2026
  1. Robert M. Averick's transaction reports restate only vehicles that traded; the 2026 ownership statement (2.99M) is used instead.

13F, as of Jun 30, 2026

121 holders · 10.48M shares · 49 new positions · 89 increased · 19 reduced · 13 closed

HolderShares% outstandingChg q/qFiled
Aigh Capital Management LLC1.25M7.15%+1.25MnewAug 7, 2026
First Eagle Investment Management, LLC848.4K4.85%+16.0KAug 24, 2026
BlackRock, Inc.763.5K4.36%+618.0KAug 7, 2026
Awm Investment Company, Inc.690.0K3.94%+690.0KnewAug 14, 2026
Vanguard Capital Management LLC580.5K3.32%+16.2KAug 13, 2026
Acadian Asset Management LLC580.3K3.31%+113.4KAug 13, 2026
Dimensional Fund Advisors LP426.7K2.44%−102.7KAug 11, 2026
Marshall Wace, LLP398.6K2.28%−18.5KAug 13, 2026

13D/G · 5% or more, as filed

Holder% of classSharesFormFiled
Robert Averickincl. Oih LLC, M3C Holdings LLC +2 more20.60%2.99M13DJun 2, 2026
Wax Asset Management, LLC9.20%1.32M13GFeb 13, 2026
Orin Hirschman7.20%1.25M13GJul 27, 2026
First Eagle Investment Management, LLC5.51%783.4KNov 12, 2024

Form 4

Latest trades

DateInsiderTypeSharesAvg priceOwned after
Sep 14, 2026
Thomas B. Sabolofficer: Chief Financial Officer
Purchase2,000$14.142,000
Aug 24, 2026
Guy Shechterofficer: President & CEO
Purchase3,450$14.3453,450

House and Senate disclosures

Not reported.