Citigroup’s Amtech Systems ASYS Stock Holding History

Citigroup’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	–	Sell	-2,388	Closed	-$30K	–	5940
2025 Q4	$30K	Buy	2,388 +2,387	+238,700%	+$21.5K	﹤0.01%	4751
2025 Q3	$9	Buy	+1	New	+$6	﹤0.01%	5947
2020 Q1	–	Sell	-44	Closed	–	–	7586
2019 Q4	$0	Buy	+44	New	+$255	﹤0.01%	7657
2015 Q4	–	Sell	-212	Closed	-$1K	–	7533
2015 Q3	$1K	Buy	+212	New	+$1.4K	﹤0.01%	7125
2015 Q2	–	Sell	-45	Closed	-$1K	–	7502
2015 Q1	$1K	Buy	+45	New	+$452	﹤0.01%	7025
2014 Q4	–	Sell	-451	Closed	-$5K	–	7099
2014 Q3	$5K	Sell	451 -2,000	-82%	-$21K	﹤0.01%	6546
2014 Q2	$30K	Buy	+2,451	New	+$24.3K	﹤0.01%	5524
2014 Q1	–	Sell	-34	Closed	–	–	6994
2013 Q4	$0	Buy	+34	New	+$264	﹤0.01%	6970

Other funds holding ASYS

First Eagle Investment Management New York $59B AUM 32.99% 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

Citigroup's ASYS Position: Q1 2026 in Review

Citigroup sold out of Amtech Systems (ASYS) in Q1 2026, closing a stake of 2,388 shares — an estimated $30K sold.

Citigroup first reported a position in ASYS in Q4 2013 and held it in 8 quarters. The position peaked at $30K in Q2 2014. 79 funds tracked by Wall St. Rank hold ASYS as of Q1 2026.

Citigroup reported no remaining Amtech Systems position as of Q1 2026 after selling out during the quarter.
Citigroup sold 2,388 Amtech Systems shares in Q1 2026, an estimated $30K.
Citigroup first reported a position in Amtech Systems in Q4 2013 and held it in 8 quarters.
Citigroup's Amtech Systems position peaked at $30K in Q2 2014.
79 funds tracked by Wall St. Rank held Amtech Systems as of Q1 2026.

Based on Citigroup's 13F filing for Q1 2026, filed 11 May 2026.