Quadrature Capital’s Applied Optoelectronics AAOI Stock Holding History

Quadrature Capital’s Portfolio AAOI Stock Details AAOI Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q1	$565K	Sell	6,677 -34,994	-84%	-$2.23M	0.01%	753
2025 Q4	$1.45M	Buy	+41,671	New	+$1.24M	0.01%	431
2025 Q3	–	Sell	-10,642	Closed	-$273K	–	994
2025 Q2	$273K	Buy	+10,642	New	+$172K	﹤0.01%	720
2023 Q4	–	Sell	-130,795	Closed	-$1.44M	–	1117
2023 Q3	$1.44M	Buy	+130,795	New	+$1.39M	0.03%	333
2020 Q3	–	Sell	-29,871	Closed	-$324K	–	704
2020 Q2	$324K	Buy	+29,871	New	+$274K	0.04%	467
2017 Q2	–	Sell	-16,242	Closed	-$912K	–	529
2017 Q1	$912K	Buy	+16,242	New	+$641K	0.07%	305

Other funds holding AAOI

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

VCM

Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM

OAM

Oberweis Asset Management Lisle, Illinois $3.39B AUM 105.5% 1-Year Est. Return

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

D.E. Shaw & Co New York $166B AUM 43.98% 1-Year Est. Return

Invesco Atlanta, Georgia $1.02T AUM 30.18% 1-Year Est. Return

VPM

Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM

T. Rowe Price Associates Baltimore, Maryland $865B AUM 30.76% 1-Year Est. Return

State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return

Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return

Quadrature Capital's AAOI Position: Q1 2026 in Review

Quadrature Capital reduced its Applied Optoelectronics (AAOI) stake by 84% in Q1 2026, selling an estimated $2.23M and leaving 6,677 shares worth $565K. The position accounts for 0.01% of the portfolio, ranked #753.

Quadrature Capital first reported a position in AAOI in Q1 2017 and has held it in 6 quarters since. The position peaked at $1.45M in Q4 2025. 375 funds tracked by Wall St. Rank hold AAOI as of Q1 2026.

Quadrature Capital held 6,677 shares of Applied Optoelectronics worth $565K as of Q1 2026.
Quadrature Capital sold 34,994 Applied Optoelectronics shares in Q1 2026, an estimated $2.23M.
Applied Optoelectronics made up 0.01% of Quadrature Capital's portfolio in Q1 2026, its #753 holding.
Quadrature Capital first reported a position in Applied Optoelectronics in Q1 2017 and has held it in 6 quarters since.
Quadrature Capital's Applied Optoelectronics position peaked at $1.45M in Q4 2025.
375 funds tracked by Wall St. Rank held Applied Optoelectronics as of Q1 2026.

Based on Quadrature Capital's 13F filing for Q1 2026, filed 15 May 2026.