Applied Optoelectronics, Inc. (NASDAQ:AAOI) has 211 institutional investors that have filed 13F reports for the period ending December 2025.
| Owner Name | Date | Shares Held | Change (QoQ) | Change (%) | Value (USD) |
|---|---|---|---|---|---|
| BlackRock, Inc. | 31 Mar, 2026 | 7,192,329 | 1,885,897 | 35.54% | $608,399,109.00 |
| BlackRock, Inc. | 31 Mar, 2026 | 5,306,432 | 454,581 | 9.37% | $184,982,220.00 |
| VANGUARD GROUP INC | 31 Mar, 2026 | 4,982,660 | 358,090 | 7.74% | $173,695,528.00 |
| Invesco Ltd. | 31 Mar, 2026 | 3,512,309 | 3,446,150 | 5,208.89% | $122,439,093.00 |
| VANGUARD CAPITAL MANAGEMENT LLC | 31 Mar, 2026 | 3,061,522 | 3,061,522 | 0.00% | $258,974,146.00 |
| OBERWEIS ASSET MANAGEMENT INC/ | 31 Mar, 2026 | 2,349,969 | 310,328 | 15.21% | $198,783,878.00 |
| JANE STREET GROUP, LLC | 31 Mar, 2026 | 2,279,318 | 596,424 | 35.44% | $192,807,509.00 |
| D. E. Shaw & Co., Inc. | 31 Mar, 2026 | 2,117,157 | 750,301 | 54.89% | $179,090,311.00 |
| OBERWEIS ASSET MANAGEMENT INC/ | 31 Mar, 2026 | 2,039,641 | 151,600 | 8.03% | $71,101,885.00 |
| Invesco Ltd. | 31 Mar, 2026 | 2,014,405 | -1,497,904 | -42.65% | $170,398,519.00 |
| Goldman Sachs Group Inc | 31 Mar, 2026 | 1,934,610 | 271,369 | 16.32% | $67,440,504.00 |
| VANGUARD PORTFOLIO MANAGEMENT LLC | 31 Mar, 2026 | 1,801,883 | 1,801,883 | 0.00% | $152,421,283.00 |
| PRICE T ROWE ASSOCIATES INC /MD/ | 31 Mar, 2026 | 1,732,381 | 1,732,381 | 0.00% | $146,543.00 |
| HAWK RIDGE CAPITAL MANAGEMENT LP | 31 Mar, 2026 | 1,700,900 | 875,903 | 106.17% | $59,293,374.00 |
| Morgan Stanley | 31 Mar, 2026 | 1,699,855 | 1,038,775 | 157.13% | $59,256,962.00 |
| JANE STREET GROUP, LLC | 31 Mar, 2026 | 1,682,894 | 1,644,757 | 4,312.76% | $58,665,684.00 |
| State Street Corp | 31 Mar, 2026 | 1,644,293 | 38,057 | 2.37% | $139,090,745.00 |
| GEODE CAPITAL MANAGEMENT, LLC | 31 Mar, 2026 | 1,621,305 | 108,403 | 7.17% | $137,173,633.00 |
| State Street Corp | 31 Mar, 2026 | 1,606,236 | 165,641 | 11.50% | $55,993,387.00 |
| GEODE CAPITAL MANAGEMENT, LLC | 31 Mar, 2026 | 1,512,902 | 146,639 | 10.73% | $52,750,249.00 |