AAOI Institutional Ownership
Who owns Applied Optoelectronics, Inc. and what the big funds did with it last quarter, from every SEC 13F filing. 483 funds reported holding AAOI at Jun 30, 2026, together owning 68.7% of the company.
- ▲305 buying vs 209 selling
- ▼Held by funds -2.3 pts
- ▲Funds holding +103
- ▼Superinvestors: 1 added, 4 cut
- ▼Put/call 0.64 to 2.31
What the filings show, not a forecast. Positions can be up to 45 days old and leave out short sales.
Funds holding and ownership
8 quartersQuarter over quarter
all 13F filers| Q2 2026 | This quarter | Q1 2026 | Change |
|---|---|---|---|
| Funds holding | 483 | 380 | +27.1% |
| In funds' top 10 | 12 | 10 | +20.0% |
| 13F shares | 58.1M | 60.1M | −3.3% |
| Held by funds | 68.7% | 71.1% | −2.3 pts |
| New positions | 171 | 181 | −5.5% |
| Increased | 134 | 96 | +39.6% |
| Reduced | 144 | 80 | +80.0% |
| Sold out | 65 | 30 | +116.7% |
| Calls (shares) | 1.8M | 1.6M | +16.2% |
| Puts (shares) | 4.3M | 1.1M | +296.9% |
| Put/call ratio | 2.31 | 0.64 | +262.5% |
Buyers vs sellers
adding or new vs cutting or sold outSuperinvestors in AAOI
All superinvestors →
Who owns AAOI
share of fund held shares- Index and passive funds36.2%
- Active managers and hedge funds46.2%
- Banks and brokers16.0%
- Pensions, insurers and other1.6%
The top 10 holders own 56.6% of all AAOI shares that funds reported. Groups are our own grouping of filers by name.
Put/call ratio
funds' options, market makers left outAbove 1 means funds hold more puts than calls, a sign of hedging or bets on a fall. Options are valued at the underlying shares.
Filed so far for Q3 2026
152 funds changed their position- Absolute Investment Advisers, LLCSold out−7M sh
- Absolute Investment Advisers, LLCNew+7M sh
- Mirae Asset Global Investments Co., Ltd.New+142K sh
- Fund Resources Investment Holding Group Co LtdAdded+141K sh
- Assenagon Asset Management S.A.Trimmed−107K sh
🔒 Free account: see all 20.
Top holders
Q2 2026| # | Fund | Of company | Shares | Value | Change |
|---|---|---|---|---|---|
| 1 | Absolute Investment Advisers, LLC | 8.28% | 7M | $25M | 0 |
| 2 | BlackRock, Inc. | 7.63% | 6.5M | $956M | −742K |
| 3 | Invesco Ltd. | 4.04% | 3.4M | $506M | +1.4M |
| 4 | Vanguard Capital Management LLC | 3.98% | 3.4M | $498M | +301K |
| 5 | Marex Group Ltd | 3.35% | 2.8M | $419M | +2.5M |
| 6 | Vanguard Portfolio Management LLC | 3.14% | 2.7M | $393M | +850K |
| 7 | UBS Group AG | 2.50% | 2.1M | $313M | +1.1M |
| 8 | Oberweis Asset Management Inc/ | 2.12% | 1.8M | $265M | −559K |
| 9 | Geode Capital Management, LLC | 1.98% | 1.7M | $248M | +50K |
| 10 | Value Aligned Research Advisors, LLC | 1.89% | 1.6M | $236M | +327K |
- Marex Group Ltd+2.5M sh+$376M
- Invesco Ltd.+1.4M sh+$207M
- Clear Street Group Inc.+1.2M sh+$182M
- UBS Group AG+1.1M sh+$169M
- Vanguard Portfolio Management LLC+850K sh+$126M
- Frontier Capital Management Co LLC+691K sh+$102M
- Susquehanna International Group, LLP+562K sh+$83.3M
- William Blair Investment Management, LLC+504K sh+$74.7M
- D. E. Shaw & Co., Inc.−2.1M sh−$308M
- Jane Street Group, LLC−1.7M sh−$254M
- Price T Rowe Associates Inc /md/−1.6M sh−$240M
- BlackRock, Inc.−742K sh−$110M
- T. Rowe Price Investment Management, Inc.−584K sh−$86.5M
- Oberweis Asset Management Inc/−559K sh−$82.8M
- Raymond James Financial Inc−499K sh−$73.9M
- Driehaus Capital Management LLC−493K sh−$73M
AAOI institutional ownership FAQ
Who owns the most AAOI stock?
In Q2 2026 13F filings the largest holder of AAOI was Absolute Investment Advisers, LLC, followed by BlackRock, Inc. and Invesco Ltd.. Index fund managers are usually the biggest holders of large companies.
What percentage of AAOI is owned by institutions?
Funds that file 13F reports held 68.7% of AAOI's shares at Jun 30, 2026, compared with 71.1% a quarter earlier. That counts every manager with more than $100 million in US stocks.
Are hedge funds buying AAOI?
In Q2 2026, 305 funds bought AAOI (171 of them new positions) and 209 sold (65 sold out completely). Among well known investors, 1 added and 4 cut. Our fund sentiment for AAOI is neutral.
What is AAOI's institutional put/call ratio?
Funds reported $632M of AAOI puts against $273M of calls, a put/call ratio of 2.31 (0.64 the quarter before). Market makers and bank trading desks are left out, since their options are mostly hedges.
How current is this AAOI ownership data?
13F filings show holdings at the end of each quarter and are due within 45 days, so positions can be up to six weeks old when they appear. We add each new filing within minutes, and the "filed so far" list shows funds that have already reported the next quarter.
For informational and educational purposes only. Not investment advice, and not a recommendation to buy or sell any security. Fund sentiment summarises what 13F filings show and is not a forecast. Holdings come from SEC Form 13F filings as reported and show positions at the end of the quarter, up to 45 days before the filing. A 13F leaves out short positions, cash, bonds and most foreign holdings. See all hedge fund holdings.