§ COMMUNICATIONS
USD · CommunicationsAAOI
APPLIED OPTOELECTRONICS INC
USDSector · CommunicationsBeta · 3.70
§ 01 · PRICE
Price action
1D5D1M6MYTD1YMAX
§ 03 · SIGNAL STACK · WHAT THE INPUTS SAY
13F FLOW
324 increased/new, 151 decreased/exited (13F)
AC 13F Analysis
§ 04 · FUNDAMENTALS · THE BOOKS
| P/B | 3.24 | EPS (TTM) | -0.66 |
§ 05 · WHO OWNS IT
Top institutional holders
| Fund | Shares | % port | Δ Q/Q |
|---|---|---|---|
| BlackRock, Inc. | 7.2M | 0.0% | +36% |
| VANGUARD CAPITAL MANAGEMENT LLC | 3.1M | n/a | n/a |
| OBERWEIS ASSET MANAGEMENT INC/ | 2.3M | 5.9% | +15% |
| JANE STREET GROUP, LLC | 2.3M | 0.0% | +35% |
| DE Shaw | 2.1M | 0.1% | +55% |
| VANGUARD PORTFOLIO MANAGEMENT LLC | 1.8M | n/a | n/a |
◇ AC INTELLIGENCE
Top institutional owners for AAOI as of the most recent 13F reporting period (Q1 2026 · Period ended Mar 31). Δ Q/Q reflects share-count change vs. the prior filing — positive green means adding, negative red means trimming. Cross-reference with the ownership-mix bars below to see which strategy cohort is driving the flow.
§ 06 · WHO OWNS IT · BY STRATEGY
OTHER99.5% · 0 holders
OTHER0.3% · 298 holders
PASSIVE / INDEX0.1% · 11 holders
DEALER / BANK0.1% · 23 holders
SYSTEMATIC / QUANT0.0% · 13 holders
TACTICAL / MACRO0.0% · 6 holders
ACTIVIST0.0% · 1 holder
QUALITY / COMPOUNDER0.0% · 19 holders
INCOME / DEFENSIVE0.0% · 12 holders
◇ AC INTELLIGENCE
Ownership mix by behavioral cohort. Top bars indicate which style of capital dominates the float — passive indexing, quality compounders, dealer/bank, systematic quant, etc. Big quality-compounder share means concentrated active conviction; heavy passive share means flows are dictated by index rebalances, not fundamentals.
§ 07 · INSIDER ACTIVITY · LAST 180 DAYS
NO INSIDER FILINGS
◇ AC INTELLIGENCE
No Form 4 filings on record for AAOI in the last 180 days.
§ 08 · COVERAGE · OUR RECENT NOTES
No notes mention AAOI yet.