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Equibles

IRONWOOD INVESTMENT MANAGEMENT LLC

Position in ASYS — Amtech Systems Inc

CIK 1127761 BOSTON, MA
Back to ASYS Full portfolio

Position in ASYS

as of Jun 30, 2026 · filed Aug 14, 2026
Position Value
$627,614
+$309,942 QoQ
Shares Held
27,193
-0.0% QoQ
Ownership
0.155%
of shares outstanding
% of Portfolio
0.28%
of 13F equity value
Holder Rank
#55
of 111 holders
Holding Since
Mar 2020
26 quarters on record
Voting authority Sole 100% Shared 0% None 0%

Common Shares in ASYS Over Time

Shares Held

Position Value (USD)

Position in Semiconductor Equipment & Materials

Technology · as of Jun 30, 2026

IRONWOOD INVESTMENT MANAGEMENT LLC holds $6,455,867 across 3 Semiconductor Equipment & Materials names. ASYS ranks #3 (9.7% of the industry book) .

# Ticker Company Shares Value (USD) Open
1 ASML
Asml Holding NV
 1,847 $3,674,495
2 ONTO
Onto Innovation Inc.
 5,691 $2,153,758
3 ASYS
Amtech Systems Inc
This page 		27,193 $627,614

All Filings in ASYS

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26 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $627,614 27,193
2026-03-31 $317,672 27,198
2025-12-31 $345,589 27,537
2025-09-30 $255,492 27,591
2025-06-30 $123,423 27,798
2025-03-31 $126,985 26,291
2024-12-31 $152,534 27,988
2024-09-30 $165,903 28,604
2024-06-30 $166,089 28,343
2024-03-31 $152,702 28,226
2023-12-31 $117,562 27,991
2023-09-30 $217,551 28,550
2023-06-30 $282,125 29,511
2023-03-31 $290,187 30,418
2022-12-31 $219,541 28,887
2022-09-30 $266,755 31,383
2022-06-30 $228,460 31,296
2022-03-31 $314,656 31,278
2021-12-31 $303,543 30,723
2021-09-30 $344,671 30,155
2021-06-30 $290,424 30,127
2021-03-31 $364,635 30,849
2020-12-31 $195,259 30,605
2020-09-30 $153,912 31,475
2020-06-30 $153,585 31,537
2020-03-31 $137,934 31,709