Back to 
GAMCO Investors, Inc.
GAMCO Investors, Inc.
AAOI
15 quarters
Position history for GAMCO Investors, Inc.'s holdings in Applied Optoelectronics, Inc.
No. GAMCO Investors exited its AAOI (Applied Optoelectronics) position in Q1 2026. Its Q4 2025 13F listed 9,200 shares worth $320,712. GAMCO Investors first reported AAOI in Q3 2022 and held it in 13 quarterly 13F filings.
Final Value
$0
Final Shares
0
Total Value Change
-$150,000
Total Shares Change
-55,035
Quarter-by-Quarter History
Other major holders of AAOI: BlackRock, Inc., Invesco Ltd., Vanguard Capital Management LLC, Marex Group Ltd