SignatureFD’s Amtech Systems ASYS Stock Holding History

SignatureFD’s Portfolio ASYS Stock Details ASYS Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2025 Q4	–	Sell	-400	Closed	-$3.7K	–	3417
2025 Q3	$3.7K	Buy	+400	New	+$2.44K	﹤0.01%	2775
2021 Q2	–	Sell	-300	Closed	-$4K	–	2941
2021 Q1	$4K	Buy	+300	New	+$2.77K	﹤0.01%	2203

Other funds holding ASYS

First Eagle Investment Management New York $59B AUM 32.99% 1-Year Est. Return

Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return

Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return

PRCP

Pacific Ridge Capital Partners Lake Oswego, Oregon $462M AUM 40.76% 1-Year Est. Return

Marshall Wace London, United Kingdom $100B AUM 35.1% 1-Year Est. Return

Arrowstreet Capital Boston, Massachusetts $185B AUM 39.58% 1-Year Est. Return

Jane Street New York $777B AUM 61.18% 1-Year Est. Return

Acadian Asset Management Boston, Massachusetts $70.5B AUM 36% 1-Year Est. Return

Renaissance Technologies New York $63.9B AUM 45.56% 1-Year Est. Return

BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return

SignatureFD's ASYS Position: Q4 2025 in Review

SignatureFD sold out of Amtech Systems (ASYS) in Q4 2025, closing a stake of 400 shares — an estimated $3.7K sold.

SignatureFD first reported a position in ASYS in Q1 2021 and held it in 2 quarters. The position peaked at $4K in Q1 2021. 65 funds tracked by Wall St. Rank hold ASYS as of Q4 2025.

SignatureFD reported no remaining Amtech Systems position as of Q4 2025 after selling out during the quarter.
SignatureFD sold 400 Amtech Systems shares in Q4 2025, an estimated $3.7K.
SignatureFD first reported a position in Amtech Systems in Q1 2021 and held it in 2 quarters.
SignatureFD's Amtech Systems position peaked at $4K in Q1 2021.
65 funds tracked by Wall St. Rank held Amtech Systems as of Q4 2025.

Based on SignatureFD's 13F filing for Q4 2025, filed 20 Jan 2026.