Applied Optoelectronics Ownership | Who Owns Applied Optoelectronics?

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Applied Optoelectronics Ownership Summary

Applied Optoelectronics is owned by 1.06% institutional investors, 4.80% insiders, and 94.13% retail investors. Blackrock funding, inc. /de is the largest institutional shareholder, holding 8.02% of AAOI shares. YieldMax Ultra Option Income Strat ETF is the top mutual fund, with 5.85% of its assets in Applied Optoelectronics shares.

AAOI Ownership Benchmark

Type	Name	% Inst	% Insiders	% Retail
Stock	Applied Optoelectronics	1.06%	4.80%	94.13%
Sector	Technology Stocks	38.43%	12.63%	48.94%
Idea	Semiconductor Stocks List	48.74%	7.10%	44.16%

Institutional Shareholders

Top Institutional Shareholders by Total Shares

Holder	Shares	% Holding	Value
Blackrock funding, inc. /de	3.39M	8.02%	$125.08M
Blackrock	3.01M	7.85%	$24.98M
Vanguard group	2.43M	5.74%	$89.55M
D. e. shaw	2.18M	5.15%	$80.29M
Citigroup	1.37M	3.24%	$50.52M
State street	1.09M	2.57%	$40.13M
Geode capital management	979.77K	2.32%	$36.12M
Nomura	849.99K	2.01%	$31.33M
Royce & associates lp	760.69K	1.80%	$28.04M
Neuberger berman group	663.85K	1.57%	$24.19M

Top Institutional Shareholders by % of Total Assets

Holder	Shares	% Assets	Value
Cloudalpha capital management limited/hong kong	362.96K	0.96%	$13.38M
Emerald mutual fund advisers trust	399.46K	0.90%	$14.72M
Emerald advisers	607.00K	0.87%	$22.37M
Oberweis asset management inc/	495.81K	0.86%	$18.28M
Collaborative management lp	40.93K	0.69%	$339.33K
Rice hall james & associates	184.69K	0.37%	$6.81M
White pine capital	24.98K	0.31%	$920.80K
Royce & associates lp	760.69K	0.26%	$28.04M
Polymer capital management (hk)	29.90K	0.19%	$1.10M
Truvestments capital	17.00K	0.16%	$626.44K

Top Buyers

Holder	Shares	% Assets	Change
Blackrock	3.01M	0.00%	2.16M
D. e. shaw	2.18M	0.06%	2.04M
Citigroup	1.37M	0.03%	1.03M
Nomura	849.99K	0.04%	849.99K
Neuberger berman group	663.85K	0.02%	663.85K

Top Sellers

Holder	Shares	% Assets	Change
Jat capital mgmt lp	-	-	-1.85M
Hood river capital management	-	-	-1.38M
Point72 asset management	-	-	-1.34M
Westfield capital management co lp	-	-	-1.33M
Shellback capital, lp	-	-	-1.25M

New Positions

Holder	Shares	% Assets	Change	Value
Neuberger berman group	663.85K	0.02%	663.85K	$24.19M
Cloudalpha capital management limited/hong kong	362.96K	0.96%	362.96K	$13.38M
Raymond james financial	177.86K	0.00%	177.86K	$6.56M
Shay capital	67.50K	0.08%	67.50K	$559.58K
J. goldman & co lp	61.20K	0.01%	61.20K	$507.35K

Sold Out

Holder	Change
Barrett & company	-11.00
Parallel advisors	-11.00
Stephens consulting	-20.00
Allworth financial lp	-23.00
Hexagon capital partners	-24.00

Institutional Ownership Trends

Date	Holdings	Change %	Shares	Change %	Ownership	Change %	Increased Position	Change %	Decreased Position	Change %
Mar 31, 2025	5	-97.33%	532,443	-98.27%	1	0.02%	2	-98.06%	1	-97.56%
Dec 31, 2024	183	13.66%	30,489,249	3.44%	72	1.49%	102	15.91%	41	13.89%
Sep 30, 2024	161	6.62%	29,473,963	1.03%	69	1.20%	87	-1.14%	37	-
Jun 30, 2024	151	13.53%	29,174,617	1.79%	76	1.24%	88	11.39%	37	19.35%
Mar 31, 2024	133	6.40%	28,661,978	21.47%	78	1.51%	79	9.72%	31	10.71%

Top Mutual Funds Shareholders

Holder	Shares	% Holding	Change
YieldMax Ultra Option Income Strat ETF	3.24M	5.85%	-
Vanguard Total Stock Mkt Idx Inv	1.60M	2.89%	-
Vanguard US Total Market Shares ETF	1.34M	2.70%	-
Columbia Small Cap Growth	875.06K	2.14%	875.06K
iShares Russell 2000 ETF	1.26M	2.04%	-24.05K
Vanguard Information Technology ETF	1.13M	2.04%	75.00
Hood River Small-Cap Growth Instl	811.96K	1.99%	152.51K
Oberweis Small-Cap Opp	889.03K	1.61%	889.03K
Oberweis Small-Cap Opportunities	889.03K	1.61%	889.03K
Invesco Dorsey Wright Technology MomtETF	754.84K	1.53%	-

Recent Insider Transactions

Date	Name	Role	Activity	Value
Aug 13, 2025	Yeh William H	-	Buy	$227.50K
Aug 13, 2025	Yeh William H	-	Buy	$92.60K
Aug 14, 2025	Yeh William H	-	Buy	$85.60K
Aug 13, 2025	Lin Chih-Hsiang (Thompson)	President and CEO	Buy	$73.61K
Aug 13, 2025	Lin Chih-Hsiang (Thompson)	President and CEO	Buy	$199.39K

Insider Transactions Trends

Date	Buy	Sell
2025 Q3	7	2
2025 Q2	2	5
2025 Q1	-	5
2024 Q4	-	17
2024 Q3	-	1

AAOI Ownership FAQ

Who owns the most shares of Applied Optoelectronics?

Applied Optoelectronics’s largest shareholders are Blackrock funding, inc. /de (3.39M shares, 8.02%), Blackrock (3.01M shares, 7.85%), and Vanguard group (2.43M shares, 5.74%). Together, they hold 21.61% of Applied Optoelectronics’s total shares outstanding.

Does Blackrock own Applied Optoelectronics?

Yes, BlackRock owns 7.85% of Applied Optoelectronics, totaling 3.01M shares as of Jun 2024. This represents 0.00% of BlackRock's total assets, with a market value of 24.98M$. In the last quarter, BlackRock increased its holdings by 2.16M shares, a 254.43% change.

Who is Applied Optoelectronics’s biggest shareholder by percentage of total assets invested?

Cloudalpha capital management limited/hong kong is Applied Optoelectronics’s biggest shareholder by percentage of total assets invested, with 0.96% of its assets in 362.96K Applied Optoelectronics shares, valued at 13.38M$.

Who is the top mutual fund holder of Applied Optoelectronics shares?

YieldMax Ultra Option Income Strat ETF is the top mutual fund holder of Applied Optoelectronics shares, with 5.85% of its total shares outstanding invested in 3.24M Applied Optoelectronics shares.

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