Security key
03823U102
APPLIED OPTOELECTRONICS, INC. - Common Stock, par value $0.001 (AAOI)
CUSIP: 03823U102
Q4 2025 13F Holders as of 31 Dec 2025
- Security type / class
- Equity / Common Stock, par value $0.001
- Total 13F shares
- 47,738,652
- Total 13F value
- $1,665,289,017
- Share change
- +8,014,599
- Put/Call ratio
- 189%
- SEC-reported price per share
- $34.86
- Number of holders
- 217
- Value change
- +$315,119,867
- Number of buys
- 152
- Number of sells
- 70
- Shares outstanding
- 80,112,357
Holder snapshot
7 signals
Show 1 more signal
Security identity
1 source field
Report period
Q4 2025
Institutions
217
Top holders
10
AAOI full security history
Ownership snapshot
Full 13F holder table
Newer quarter: Q1 2026
Previous quarter: Q3 2025
APPLIED OPTOELECTRONICS, INC. SEC filings
APPLIED OPTOELECTRONICS, INC. company facts
Broader feeds
Reporting periods
Holder history for CUSIP 03823U102
Recent filing periods:
Ownership snapshot
Top reported holders of AAOI - APPLIED OPTOELECTRONICS, INC. - Common Stock, par value $0.001 (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
JPMORGAN CHASE & CO
Disclosed value leader
BlackRock, Inc.
Comparable rows
15/15
Latest evidence
31 Oct 2025
13D/G
13F
3/4/5
Lead comparable stake: 4.4%
13D/G row: JPMORGAN CHASE & CO
Showing 1-6 of 15 holder rows.
Quick read
JPMORGAN CHASE & CO leads the comparable SEC ownership view at 4.4%.
15 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.
Comparable ownership
Top 5
JPMORGAN CHASE & CO
4.4%
D. E. SHAW & CO, L.P.
4.2%
Che-Wei Lin
0.32%
BlackRock, Inc.
6.1%
VANGUARD GROUP INC
5.8%
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 |
|---|---|---|---|---|---|
| JPMORGAN CHASE & CO |
13D/G
13F
Company
|
4.4%
|
$72,626,870
2,800,882 shares
|
-$49,989,643 | 31 Oct 2025 |
| D. E. SHAW & CO, L.P. |
13D/G
|
4.2%
|
$28,708,300
2,239,337 shares
|
-$3,365,160 | 31 Mar 2025 |
| Che-Wei Lin |
3/4/5
Director
|
0.32%
|
$5,485,869
253,506 shares
|
+$99,739 | 14 Aug 2025 |
| BlackRock, Inc. |
13F
Company
|
6.1%
|
$125,808,496
4,851,851 shares
|
— | 30 Sep 2025 |
| VANGUARD GROUP INC |
13F
Company
|
5.8%
|
$119,915,100
4,624,570 shares
|
— | 30 Sep 2025 |
| OBERWEIS ASSET MANAGEMENT INC/ |
13F
Company
|
2.4%
|
$48,956,903
1,888,041 shares
|
— | 30 Sep 2025 |
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 Q4 2025
Investor-level positions for this CUSIP, loaded as an interactive table.
Institutions
217
Shares
47,738,652
Rows available
217
| 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 Q4 2025 vs Q3 2025 Across Filers
Q3 2025 holders
177
Q4 2025 holders
217
Holder diff
40
| Investor | Q3 2025 Shares | Q4 2025 Shares | Share Diff | Share Chg % | Q3 2025 value | Q4 2025 value | Value change | Value Chg % |
|---|
Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).
Quarterly Holders Trend
Quarterly Value Trend
Quarterly Shares Trend