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O'SHAUGHNESSY ASSET MANAGEMENT, LLC

Position in ASYS — Amtech Systems Inc

CIK 1423442 Stamford, CT

Position in ASYS

as of Mar 31, 2026 · filed May 13, 2026
Position Value
$592,491
-$172,594 QoQ
Shares Held
50,727
-16.8% QoQ
Ownership
0.350%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
not a current holder
Holding Since
Mar 2020
14 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 Mar 31, 2026

O'SHAUGHNESSY ASSET MANAGEMENT, LLC holds $251,473,956 across 15 Semiconductor Equipment & Materials names. ASYS ranks #11 (0.2% of the industry book) .

# Ticker Company Shares Value (USD) Open

All Filings in ASYS

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14 filing rows on record
Report Date Value (USD) Shares
2026-03-31 $592,491 50,727
2025-12-31 $765,085 60,963
2023-12-31 $55,036 13,104
2023-09-30 $172,356 22,619
2023-06-30 $326,923 34,197
2023-03-31 $221,232 23,190
2022-12-31 $94,977 12,497
2021-09-30 $52,429 4,587
2021-06-30 $45,529 4,723
2021-03-31 $66,121 5,594
2020-12-31 $90,143 14,129
2020-09-30 $118,240 24,180
2020-06-30 $120,084 24,658
2020-03-31 $137,664 31,647