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RHUMBLINE ADVISERS

Position in ASYS — Amtech Systems Inc

CIK 1115418 BOSTON, MA

Position in ASYS

as of Jun 30, 2026 · filed Aug 12, 2026
Position Value
$276,659
+$273,998 QoQ
Shares Held
11,987
+2336.4% QoQ
Ownership
0.068%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
#73
of 111 holders
Holding Since
Jun 2023
5 quarters on record
Voting authority Sole 23% Shared 0% None 77%

Common Shares in ASYS Over Time

Shares Held

Position Value (USD)

Position in Semiconductor Equipment & Materials

Technology · as of Jun 30, 2026

RHUMBLINE ADVISERS holds $3,288,249,694 across 28 Semiconductor Equipment & Materials names. ASYS ranks #25 (0.0% of the industry book) .

# Ticker Company Shares Value (USD) Open

All Filings in ASYS

Export CSV
5 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $276,659 11,987
2024-03-31 $2,661 492
2023-12-31 $2,066 492
2023-09-30 $3,749 492
2023-06-30 $4,703 492