Security key
03823U102
APPLIED OPTOELECTRONICS, INC. - Common Stock (AAOI)
CUSIP: 03823U102
Q3 2026 13F Holders as of 30 Sep 2026
- Security type / class
- Equity / Common Stock
- Total 13F shares
- 5,845,558
- Total 13F value
- $580,199,388
- Share change
- +1,361,805
- Put/Call ratio
- 98%
- SEC-reported price per share
- $99.26
- Number of holders
- 157
- Value change
- +$128,630,096
- Number of buys
- 96
- Number of sells
- 75
- Shares outstanding
- 84,593,065
Holder snapshot
7 signals
Open additional details 1 more signal available
Security identity
Names, identifiers, and filing context for this profile.
1 source field
Report period
Q3 2026
Institutions
157
Top holders
10
AAOI full security history
Ownership snapshot
Full 13F holder table
APPLIED OPTOELECTRONICS, INC. SEC filings
APPLIED OPTOELECTRONICS, INC. company facts
Broader feeds
Ownership snapshot
Top reported holders of AAOI - APPLIED OPTOELECTRONICS, INC. - Common Stock (13F + 13D/G + 3/4/5)
Grouped by holder across the latest SEC ownership disclosures. Start with comparable ownership when available, then verify the linked 13F, 13D/G, or 3/4/5 evidence.
Comparable stake leader
Marex Securities Products...
Disclosed value leader
BlackRock, Inc.
Comparable rows
7/15
Latest evidence
30 Jun 2026
13D/G
13F
Lead comparable stake: 5.6%
8 rows are not safely comparable across share classes.
13D/G row: Marex Securities Products Inc.
Showing 1-6 of 15 holder rows.
Quick read
Marex Securities Products Inc. leads the comparable SEC ownership view at 5.6%.
7 of 15 rows have a safely comparable ownership percentage. Use this as a filing-backed starting point, then open the detailed table for source links, reporting role, position value, share count, and filing date.
Open SEC evidence
Opens Marex Securities Products Inc.'s linked filing trail.
Comparable ownership
Top 5
Marex Securities Products Inc.
5.6%
VANGUARD CAPITAL MANAGEMENT LLC
5.1%
BlackRock, Inc.
4.9%
JPMORGAN CHASE & CO
4.4%
D. E. SHAW & CO, L.P.
4.2%
Ownership % is shown only when SEC disclosures are safely comparable across share classes.
Detailed SEC evidence table Showing 1-6 of 15 holder rows
| Holder | Evidence | Ownership % | Position | 12M Net Δ | As of |
|---|---|---|---|---|---|
| Marex Securities Products Inc. |
13D/G
|
5.6%
Reported 13D/G
· 08 May 2026
|
$675,635,575
4,486,292 shares
|
$0 | 08 May 2026 |
| VANGUARD CAPITAL MANAGEMENT LLC |
13F
13D/G
Company · Vanguard Capital Management
|
5.1%
Reported 13D/G
· 30 Sep 2026
|
$498,262,228
3,363,001 shares
|
— | 30 Jun 2026 |
| BlackRock, Inc. |
13F
13D/G
Company
|
4.9%
Reported 13D/G
· 30 Sep 2026
|
$955,672,005
6,450,270 shares
|
— | 30 Jun 2026 |
| JPMORGAN CHASE & CO |
13F
13D/G
Company
|
4.4%
Reported 13D/G
· 31 Oct 2025
|
$160,877,480
1,068,246 shares
|
— | 30 Jun 2026 |
| D. E. SHAW & CO, L.P. |
13D/G
|
4.2%
Reported 13D/G
· 31 Mar 2025
|
$28,708,300
2,239,337 shares
|
-$3,365,160 | 31 Mar 2025 |
| Invesco Ltd. |
13F
13D/G
Company
|
2.7%
Reported 13D/G
· 31 Mar 2026
|
$505,857,057
3,414,262 shares
|
— | 30 Jun 2026 |
How to read this table
Rows are grouped by holder and ranked first by SEC-reported ownership % when it is safely comparable, then by disclosed holdings value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.
13F holder rows
Institutional holders as of Q3 2026
Investor-level positions for this CUSIP, loaded as an interactive table.
Institutions
157
Shares
5,845,558
Rows available
157
| Investor | Option | Weight % | Change % | SEC-reported value | * Price | Shares | Share Change | Activity | Report Period |
|---|
* SEC-reported price is the security price as of the portfolio date and can indicate the last known price at which the security was still held. The marker flags a reported price that did not pass the local price check.
Compare Q3 2026 vs Q2 2026 Across Filers
Q2 2026 holders
481
Q3 2026 holders
157
Holder diff
-324
| Investor | Q2 2026 Shares | Q3 2026 Shares | Share Diff | Share Chg % | Q2 2026 value | Q3 2026 value | Value change | Value Chg % |
|---|