John Overdeck’s Applied Optoelectronics AAOI Stock Holding History

John Overdeck’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 Q2	$3.63M	Buy	+24,500	New	+$3.98M	﹤0.01%	2452
2021 Q3	–	Sell	-16,500	Closed	-$140K	–	4176
2021 Q2	$140K	Sell	16,500 -13,400	-45%	-$109K	﹤0.01%	3857
2021 Q1	$250K	Buy	+29,900	New	+$300K	﹤0.01%	3473
2020 Q4	–	Sell	-14,300	Closed	-$161K	–	3278
2020 Q3	$161K	Buy	+14,300	New	+$173K	﹤0.01%	2867
2019 Q2	–	Sell	-11,000	Closed	-$134K	–	3272
2019 Q1	$134K	Buy	+11,000	New	+$166K	﹤0.01%	2862
2018 Q4	–	Sell	-18,000	Closed	-$444K	–	2908
2018 Q3	$444K	Buy	18,000 +11,200	+165%	+$439K	﹤0.01%	2536
2018 Q2	$305K	Sell	6,800 -8,200	-55%	-$291K	﹤0.01%	2932
2018 Q1	$376K	Buy	15,000 +1,000	+7%	+$31.1K	﹤0.01%	2651
2017 Q4	$529K	Buy	+14,000	New	+$617K	﹤0.01%	2400
2017 Q3	–	Sell	-12,000	Closed	-$741K	–	2682
2017 Q2	$741K	Buy	+12,000	New	+$701K	﹤0.01%	2084

Other funds holding AAOI

BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return

Invesco Atlanta, Georgia $1.26T AUM 61.52% 1-Year Est. Return

Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

Marex Group London $23.6B AUM 57.16% 1-Year Est. Return

Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM

UBS Group Zurich, Switzerland $786B AUM 40.34% 1-Year Est. Return

OAM

Oberweis Asset Management Lisle, Illinois $4.84B AUM 160.95% 1-Year Est. Return

Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return

VARA

Value Aligned Research Advisors Princeton, New Jersey $40.1B AUM 376.19% 1-Year Est. Return

Goldman Sachs New York $1.15T AUM 47.82% 1-Year Est. Return

John Overdeck's AAOI Position: Q2 2026 in Review

John Overdeck reduced its Applied Optoelectronics (AAOI) stake by 94% in Q2 2026, selling an estimated $51.9M and leaving 22,113 shares worth $3.28M. The position accounts for ﹤0.01% of the portfolio, ranked #2547.

John Overdeck first reported a position in AAOI in Q4 2014 and has held it in 31 quarters since. The position peaked at $28.9M in Q1 2026. 479 funds tracked by Wall St. Rank hold AAOI as of Q2 2026.

John Overdeck held 22,113 shares of Applied Optoelectronics worth $3.28M as of Q2 2026.
John Overdeck sold 319,069 Applied Optoelectronics shares in Q2 2026, an estimated $51.9M.
Applied Optoelectronics made up ﹤0.01% of John Overdeck's portfolio in Q2 2026, its #2547 holding.
John Overdeck first reported a position in Applied Optoelectronics in Q4 2014 and has held it in 31 quarters since.
John Overdeck's Applied Optoelectronics position peaked at $28.9M in Q1 2026.
479 funds tracked by Wall St. Rank held Applied Optoelectronics as of Q2 2026.

Based on Two Sigma Investments's 13F filing for Q2 2026, filed 14 Aug 2026.