CenterBook Partners’s Applied Optoelectronics AAOI Stock Holding History

CenterBook Partners’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	$8.15M	Buy	96,322 +65,510	+213%	+$4.18M	0.44%	51
2025 Q4	$1.07M	Buy	+30,812	New	+$920K	0.05%	356
2025 Q1	–	Sell	-165,509	Closed	-$6.1M	–	467
2024 Q4	$6.1M	Sell	165,509 -476,707	-74%	-$12.8M	0.36%	81
2024 Q3	$9.19M	Sell	642,216 -64,343	-9%	-$667K	0.56%	43
2024 Q2	$5.86M	Buy	706,559 +282,988	+67%	+$3.11M	0.36%	85
2024 Q1	$5.87M	Buy	423,571 +303,957	+254%	+$5.12M	0.41%	74
2023 Q4	$2.31M	Buy	+119,614	New	+$1.56M	0.28%	115

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

CenterBook Partners's AAOI Position: Q1 2026 in Review

CenterBook Partners increased its Applied Optoelectronics (AAOI) stake by 213% in Q1 2026, buying an estimated $4.18M and bringing the position to 96,322 shares worth $8.15M. The position accounts for 0.44% of the portfolio, ranked #51.

CenterBook Partners first reported a position in AAOI in Q4 2023 and has held it in 7 quarters since. The position peaked at $9.19M in Q3 2024. 375 funds tracked by Wall St. Rank hold AAOI as of Q1 2026.

CenterBook Partners held 96,322 shares of Applied Optoelectronics worth $8.15M as of Q1 2026.
CenterBook Partners bought 65,510 Applied Optoelectronics shares in Q1 2026, an estimated $4.18M.
Applied Optoelectronics made up 0.44% of CenterBook Partners's portfolio in Q1 2026, its #51 holding.
CenterBook Partners first reported a position in Applied Optoelectronics in Q4 2023 and has held it in 7 quarters since.
CenterBook Partners's Applied Optoelectronics position peaked at $9.19M in Q3 2024.
375 funds tracked by Wall St. Rank held Applied Optoelectronics as of Q1 2026.

Based on CenterBook Partners's 13F filing for Q1 2026, filed 5 May 2026.