Susquehanna International Group’s Amtech Systems ASYS Stock Holding History

Susquehanna International Group’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
2026 Q1	$242K	Sell	20,700 -86,800	-81%	-$1.17M	﹤0.01%	11338
2025 Q4	$1.35M	Buy	107,500 +69,300	+181%	+$624K	﹤0.01%	6497
2025 Q3	$354K	Buy	+38,200	New	+$233K	﹤0.01%	9734
2024 Q3	–	Sell	-11,900	Closed	-$69.7K	–	11914
2024 Q2	$69.7K	Sell	11,900 -5,500	-32%	-$29.7K	﹤0.01%	11249
2024 Q1	$94.1K	Buy	+17,400	New	+$78.4K	﹤0.01%	11255
2021 Q3	–	Sell	-22,500	Closed	-$217K	–	12705
2021 Q2	$217K	Sell	22,500 -4,500	-17%	-$46.2K	﹤0.01%	11424
2021 Q1	$319K	Buy	+27,000	New	+$250K	﹤0.01%	10475
2018 Q4	–	Sell	-12,000	Closed	-$64K	–	8895
2018 Q3	$64K	Buy	+12,000	New	+$65.8K	﹤0.01%	8765
2018 Q2	–	Sell	-12,600	Closed	-$92K	–	9575
2018 Q1	$92K	Buy	+12,600	New	+$113K	﹤0.01%	8733

Other funds holding ASYS

First Eagle Investment Management New York $59.9B AUM 27.01% 1-Year Est. Return

VCM

Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM

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

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

Millennium Management New York $240B AUM 35.51% 1-Year Est. Return

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

PRCP

Pacific Ridge Capital Partners Lake Oswego, Oregon $462M AUM 40.76% 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

Two Sigma Investments New York $124B AUM 33.93% 1-Year Est. Return

Susquehanna International Group's ASYS Position: Q1 2026 in Review

Susquehanna International Group increased its Amtech Systems (ASYS) stake by 66% in Q1 2026, buying an estimated $718K and bringing the position to 133,938 shares worth $1.56M. The position accounts for ﹤0.01% of the portfolio, ranked #6762.

Susquehanna International Group first reported a position in ASYS in Q4 2017 and has held it in 22 quarters since. 79 funds tracked by Wall St. Rank hold ASYS as of Q1 2026.

Susquehanna International Group held 133,938 shares of Amtech Systems worth $1.56M as of Q1 2026.
Susquehanna International Group bought 53,308 Amtech Systems shares in Q1 2026, an estimated $718K.
Amtech Systems made up ﹤0.01% of Susquehanna International Group's portfolio in Q1 2026, its #6762 holding.
Susquehanna International Group first reported a position in Amtech Systems in Q4 2017 and has held it in 22 quarters since.
79 funds tracked by Wall St. Rank held Amtech Systems as of Q1 2026.

Based on Susquehanna International Group's 13F filing for Q1 2026, filed 15 May 2026.