Who Owns APPLIED OPTOELECTRONICS INC (AAOI)? -- Institutional Holders (2026-06-30)
554 institutions reported holding $11.32B of APPLIED OPTOELECTRONICS INC (AAOI) in SEC 13F filings for 2026-06-30. Largest institutional holders: VANGUARD GROUP INC ($978.8M), BlackRock, Inc. ($955.7M), SUSQUEHANNA INTERNATIONAL GROUP, LLP ($895.2M), Marex Group plc ($846.0M), JANE STREET GROUP, LLC ($711.3M). Source: SEC Form 13F.
| Rank | Institution | Value | Shares | Change |
|---|
| 1 | VANGUARD GROUP INC | $978.8M | 6.6M | Added |
| 2 | BlackRock, Inc. | $955.7M | 6.5M | Trimmed |
| 3 | SUSQUEHANNA INTERNATIONAL GROUP, LLP | $895.2M | 6.0M | Added |
| 4 | Marex Group plc | $846.0M | 5.7M | Added |
| 5 | JANE STREET GROUP, LLC | $711.3M | 4.8M | Trimmed |
| 6 | Invesco Ltd. | $505.9M | 3.4M | Added |
| 7 | CITADEL ADVISORS LLC | $429.5M | 2.9M | Added |
| 8 | IMC-Chicago, LLC | $333.8M | 2.3M | Added |
| 9 | UBS Group AG | $315.5M | 2.1M | Added |
| 10 | OBERWEIS ASSET MANAGEMENT INC/ | $265.4M | 1.8M | Trimmed |
| 11 | GEODE CAPITAL MANAGEMENT, LLC | $247.6M | 1.7M | Added |
| 12 | Value Aligned Research Advisors, LLC | $240.1M | 1.6M | Added |
| 13 | GOLDMAN SACHS GROUP INC | $235.0M | 1.6M | Added |
| 14 | STATE STREET CORP | $221.9M | 1.5M | Trimmed |
| 15 | Hood River Capital Management LLC | $206.3M | 1.4M | Added |
| 16 | D. E. Shaw & Co., Inc. | $185.6M | 695,256 | Trimmed |
| 17 | Clear Street Group Inc. | $182.4M | 1.2M | New |
| 18 | Linden Advisors LP | $165.5M | 0 | Added |
| 19 | MORGAN STANLEY | $165.2M | 1.1M | Added |
| 20 | JPMORGAN CHASE & CO | $161.0M | 1.1M | Trimmed |
| 21 | FRONTIER CAPITAL MANAGEMENT CO LLC | $144.5M | 975,318 | Added |
| 22 | Capula Management Ltd | $112.7M | 760,749 | New |
| 23 | GROUP ONE TRADING LLC | $93.5M | 630,862 | Trimmed |
| 24 | Walleye Trading LLC | $92.6M | 625,000 | Trimmed |
| 25 | BNP PARIBAS FINANCIAL MARKETS | $85.0M | 252,013 | Added |
Source: SEC Form 13F filings · as of 2026-06-30