Security Snapshot

APPLIED OPTOELECTRONICS, INC. - Common Stock (AAOI) Institutional Ownership

CUSIP: 03823U102

13F Institutional Holders and Ownership History from Q1 2014 to Q1 2026

Latest Period

Q4 2025

Institutions Reporting

215

Shares (Excl. Options)

47,671,426

Price

$34.86

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Type / Class
Equity / Common Stock
Symbol
AAOI on Nasdaq
Shares outstanding
77,306,358
Price per share
$150.60
All holders as of 31 Dec 2025
Q4 2025
Total 13F shares
47,671,426
Total reported value
$1,662,945,518
% of total 13F portfolios
0%
Share change
+8,014,596
Value change
+$315,119,762
Number of holders
215
Price from insider filings
$150.60
Reported Shares, Excluding Options vs Price
Reported Value, Excluding Options
Total Investors

Quick Takeaways

  • AAOI - APPLIED OPTOELECTRONICS, INC. - Common Stock is tracked under CUSIP 03823U102.
  • 215 institutions reported positions in Q4 2025.
  • 4 significant owners is listed from Schedule 13D/13G reporting.

What Changed

  • Holder count moved from 215 to 84 between Q4 2025 and Q1 2026.
  • Reported value moved from $1,662,945,518 to $161,176,149.

Why This Matters

  • You can quickly see who holds this security, then open quarter and manager detail pages for full evidence.
  • 13F and Schedule 13D/13G sections are kept together so you can cross-check institutional and beneficial ownership context.

Source Evidence

Source: SEC Form 13F

Latest holder context comes from 215 institutions filings for Q4 2025.

Open SEC Evidence

Investment Quick Answers

What is CUSIP 03823U102?
CUSIP 03823U102 identifies AAOI - APPLIED OPTOELECTRONICS, INC. - Common Stock in SEC 13F datasets.

Where can I see the latest institutional holders?
Review the Q4 2025 holders report and the ownership history table below.

Significant Owners of APPLIED OPTOELECTRONICS, INC. - Common Stock (AAOI) based on Schedule 13D/G filings

Filer Ownership Change % Holdings Value Net Change Nb Shares Change % Reporting Name Report Period
JANE STREET GROUP, LLC 5.3% $238,131,414 4,097,237 JANE STREET GROUP, LLC 17 Mar 2026
Invesco Ltd. 5.1% $115,941,320 3,512,309 Invesco Ltd. 31 Dec 2025
JPMORGAN CHASE & CO 4.4% -39% $72,626,870 -$49,989,643 2,800,882 -41% JPMORGAN CHASE & CO. 31 Oct 2025
D. E. SHAW & CO, L.P. 4.2% -18% $28,708,300 -$3,365,160 2,239,337 -10% D. E. Shaw & Co., L.P. 31 Mar 2025

As of 31 Dec 2025, 215 institutional investors reported holding 47,671,426 shares of APPLIED OPTOELECTRONICS, INC. - Common Stock (AAOI). This represents 62% of the company’s total 77,306,358 outstanding shares.

Top 25 Institutional Shareholders

The largest institutional shareholders of APPLIED OPTOELECTRONICS, INC. - Common Stock (AAOI) together control 49% of the company’s outstanding shares — a level of ownership often associated with strong institutional conviction and long‑term capital commitment.

Institution Ownership % Shares Held Share Change % Portfolio % Holdings Value
BlackRock, Inc. 6.9% 5,306,432 +9.4% 0% $184,982,220
VANGUARD GROUP INC 6.4% 4,982,660 +7.7% 0% $173,695,528
Invesco Ltd. 4.5% 3,512,309 +5209% 0.02% $122,439,093
PRICE T ROWE ASSOCIATES INC /MD/ 2.9% 2,229,757 +5322% 0.01% $77,730,000
OBERWEIS ASSET MANAGEMENT INC/ 2.6% 2,039,641 +8% 2.6% $71,101,885
HAWK RIDGE CAPITAL MANAGEMENT LP 2.2% 1,700,900 +106% 2.7% $59,293,374
MORGAN STANLEY 2.2% 1,699,855 +157% 0% $59,256,962
JANE STREET GROUP, LLC 2.2% 1,682,894 +4313% 0.07% $58,665,684
STATE STREET CORP 2.1% 1,606,236 +11% 0% $55,993,387
GEODE CAPITAL MANAGEMENT, LLC 2% 1,512,902 +11% 0% $52,750,249
D. E. Shaw & Co., Inc. 1.8% 1,366,856 0.04% $47,648,600
Hood River Capital Management LLC 1.7% 1,275,621 -19% 0.49% $44,468,148
GOLDMAN SACHS GROUP INC 1.3% 967,305 -42% 0% $33,720,252
BNP PARIBAS FINANCIAL MARKETS 1.2% 955,287 0% 0.02% $33,301,305
UBS Group AG 1.2% 951,065 -4.1% 0.01% $33,154,126
ROYCE & ASSOCIATES LP 1% 773,948 -7.5% 0.27% $26,979,827
Artemis Investment Management LLP 1% 772,324 0.33% $26,923,215
EMERALD ADVISERS, LLC 0.87% 670,577 +10% 0.72% $23,376,314
CITADEL ADVISORS LLC 0.71% 551,297 -16% 0.01% $19,218,213
CHARLES SCHWAB INVESTMENT MANAGEMENT INC 0.68% 528,343 +9.8% 0% $18,418,037
NORTHERN TRUST CORP 0.68% 526,928 +3.8% 0% $18,368,710
Driehaus Capital Management LLC 0.66% 507,473 +35% 0.12% $17,690,509
GILDER GAGNON HOWE & CO LLC 0.61% 475,015 +451% 0.17% $16,559,023
NEXT CENTURY GROWTH INVESTORS LLC 0.6% 465,288 1.1% $16,219,939
KENNEDY CAPITAL MANAGEMENT LLC 0.58% 447,109 0.33% $15,586,220

Institutional Holders of APPLIED OPTOELECTRONICS, INC. - Common Stock (AAOI) across Reporting Periods

Period Reported Shares, Excl. Options Value, Excl. Options Value Change Price (Median) Investors
2026 Q1 1,904,800 $161,176,149 +$18,595,952 $84.59 84
2025 Q4 47,671,426 $1,662,945,518 +$315,119,762 $34.86 215
2025 Q3 39,723,514 $1,030,593,062 +$177,256,833 $25.93 177
2025 Q2 33,000,153 $848,474,140 +$103,904,079 $25.69 144
2025 Q1 31,102,931 $477,543,294 -$122,043,275 $15.35 143
2024 Q4 30,700,536 $1,131,273,628 +$195,252,486 $36.86 155
2024 Q3 29,469,796 $421,680,013 +$39,236,735 $14.31 140
2024 Q2 29,151,480 $241,668,304 -$21,542,131 $8.29 130
2024 Q1 28,634,139 $396,942,786 +$62,150,365 $13.86 116
2023 Q4 23,576,575 $455,501,973 +$163,483,529 $19.32 102
2023 Q3 15,651,957 $171,681,398 +$44,314,739 $10.97 75
2023 Q2 12,020,425 $71,620,247 +$20,792,306 $5.96 53
2023 Q1 8,775,799 $19,393,623 -$668,465 $2.21 51
2022 Q4 9,269,589 $17,516,982 -$577,856 $1.89 56
2022 Q3 9,275,493 $25,232,632 -$622,676 $2.72 54
2022 Q2 9,482,231 $14,692,930 -$3,328,231 $1.55 49
2022 Q1 9,751,108 $35,590,365 -$4,578,543 $3.65 62
2021 Q4 10,845,778 $55,744,440 -$17,461,679 $5.14 77
2021 Q3 13,458,042 $96,653,821 +$458,892 $7.18 93
2021 Q2 13,193,286 $111,739,298 -$6,453,613 $8.47 99
2021 Q1 14,077,618 $117,673,376 +$22,691,495 $8.36 102
2020 Q4 11,204,260 $95,352,448 -$568,601 $8.51 95
2020 Q3 10,952,225 $123,188,734 -$9,980,045 $11.25 100
2020 Q2 11,831,945 $128,521,804 +$2,313,188 $10.87 103
2020 Q1 11,966,616 $90,849,256 -$5,634,099 $7.59 95
2019 Q4 12,078,915 $143,491,133 -$7,789,684 $11.88 108
2019 Q3 12,428,763 $139,410,629 -$5,663,280 $11.22 104
2019 Q2 12,960,762 $133,357,757 +$4,049,234 $10.28 122
2019 Q1 12,580,804 $153,481,778 +$4,702,454 $12.20 128
2018 Q4 11,961,716 $184,554,662 -$43,855,247 $15.43 131
2018 Q3 13,325,526 $328,657,947 -$72,674,817 $24.66 144
2018 Q2 14,287,314 $641,521,190 +$51,625,628 $44.90 157
2018 Q1 13,701,818 $343,355,410 +$28,257,303 $25.06 150
2017 Q4 12,081,099 $456,716,083 -$186,099,469 $37.82 165
2017 Q3 14,813,009 $957,751,107 -$60,504,093 $64.67 198
2017 Q2 15,825,249 $977,899,383 +$70,705,793 $61.79 206
2017 Q1 14,872,542 $834,122,548 +$163,891,034 $56.15 143
2016 Q4 13,466,074 $315,856,406 +$17,349,190 $23.44 110
2016 Q3 12,851,759 $285,431,041 +$673,750 $22.21 94
2016 Q2 13,683,208 $152,553,720 -$14,042,915 $11.15 79
2016 Q1 14,458,096 $215,597,709 +$13,259,594 $14.91 90
2015 Q4 13,540,399 $232,611,594 +$16,088,031 $17.16 81
2015 Q3 12,451,323 $233,826,969 +$56,609,892 $18.78 87
2015 Q2 9,881,448 $171,543,592 +$29,545,075 $17.36 80
2015 Q1 8,261,036 $114,665,145 +$1,069,615 $13.88 72
2014 Q4 8,384,333 $94,070,904 -$18,255,159 $11.22 71
2014 Q3 8,757,877 $140,999,508 -$17,131,757 $16.10 85
2014 Q2 9,321,788 $216,259,202 +$48,259,164 $23.20 89
2014 Q1 7,242,710 $178,549,471 +$100,972,965 $24.67 81
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