Applied Optoelectronics
AAOI
480 hedge funds and large institutions have $7.56B invested in Applied Optoelectronics in 2026 Q2 according to their latest regulatory filings, with 174 funds opening new positions, 137 increasing their positions, 143 reducing their positions, and 63 closing their positions.
176% more first-time investments, than exits
New positions opened: 174 | Existing positions closed: 63
68% more capital invested
Capital invested by funds: $4.49B → $7.56B (+$3.07B)
28% more funds holding
Funds holding: 376 → 480 (+104)
10% more funds holding in top 10
Funds holding in top 10: 10 → 11 (+1)
4% less repeat investments, than reductions
Existing positions increased: 137 | Existing positions reduced: 143
7% less ownership
Funds ownership: 70.59% → 63.58% (-7%)
28% less call options, than puts
Call options by funds: $1.39B | Put options by funds: $1.92B
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
MG
Marex Group
London,
|
+$413M |
| 2 |
Invesco
Atlanta,
Georgia
|
+$228M |
| 3 |
CS
Clear Street
New York
|
+$200M |
| 4 |
UBS Group
Zurich,
Switzerland
|
+$185M |
| 5 |
Vanguard Portfolio Management
Malvern,
Pennsylvania
|
+$138M |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
D.E. Shaw & Co
New York
|
-$337M |
| 2 |
Jane Street
New York
|
-$279M |
| 3 |
T. Rowe Price Associates
Baltimore,
Maryland
|
-$264M |
| 4 |
BlackRock
New York
|
-$121M |
| 5 |
T. Rowe Price Investment Management
Baltimore,
Maryland
|
-$94.9M |
AAOI Hedge Fund Activity: Q2 2026 in Review
480 institutional investors reported a position in Applied Optoelectronics (AAOI) for Q2 2026, worth a combined $7.56B — up 68% from $4.49B a quarter earlier.
Buyers outnumbered sellers: 174 funds opened new AAOI positions and 63 closed out — a net gain of 111 holders — while 137 added to existing stakes and 143 trimmed.
The largest buyer was Marex Group, adding an estimated $413M. The largest seller was D.E. Shaw & Co, cutting an estimated $337M.
- 480 institutional investors held Applied Optoelectronics (AAOI) as of Q2 2026, up from 376 in Q1 2026.
- Funds reported $7.56B of Applied Optoelectronics stock for Q2 2026, up 68% quarter-over-quarter.
- 174 funds opened new Applied Optoelectronics positions in Q2 2026 and 63 closed out, a net change of +111 holders.
- The largest Applied Optoelectronics buyer in Q2 2026 was Marex Group, an estimated $413M added.
- The largest Applied Optoelectronics seller in Q2 2026 was D.E. Shaw & Co, an estimated $337M sold.
Based on aggregated 13F filings for Q2 2026.