Mario Gabelli's AAOI Position Overview
Mario Gabelli (via Gamco Investors, Inc. Et Al) currently holds 9,200 shares of Applied Optoelectronics, Inc. (AAOI) worth $320,712, representing 0.00% of the portfolio. First purchased in 2022-Q3, this medium-term investment has been held for 14 quarters.
Based on 13F filings, Mario Gabelli has maintained a strategic position in AAOI, demonstrating sustained confidence in this investment. Largest addition occurred in Q2 2023, adding 149,000 shares. Largest reduction occurred in Q4 2022, reducing 55,035 shares.
Analysis based on 13F filings available since 2013 Q2
Mario Gabelli's Applied Optoelectronics (AAOI) Holding Value Over Time
Track share changes against reported price movement
Quarterly Applied Optoelectronics (AAOI) Trades by Mario Gabelli
| Report Date | Bought/Sold (Sh.) | % Change | Qtr. End Shares | Reported Price |
|---|---|---|---|---|
| Q4 2025 | -19,800 | Reduce 68.28% | 9,200 | $34.86 |
| Q3 2025 | -12,500 | Reduce 30.12% | 29,000 | $25.93 |
| Q2 2025 | -6,000 | Reduce 12.63% | 41,500 | $25.69 |
| Q1 2025 | -15,500 | Reduce 24.60% | 47,500 | $15.35 |
| Q4 2024 | -4,800 | Reduce 7.08% | 63,000 | $36.86 |
| Q3 2024 | -25,000 | Reduce 26.94% | 67,800 | $14.31 |
| Q2 2024 | -4,600 | Reduce 4.72% | 92,800 | $8.29 |
| Q1 2024 | -16,500 | Reduce 14.49% | 97,400 | $13.86 |
| Q4 2023 | -28,600 | Reduce 20.07% | 113,900 | $19.32 |
| Q3 2023 | -40,500 | Reduce 22.13% | 142,500 | $10.97 |
| Q2 2023 | +149,000 | Add 438.24% | 183,000 | $5.96 |
| Q1 2023 | +34,000 | New Buy | 34,000 | $2.21 |
| Q4 2022 | -55,035 | Sold Out | 0 | $0.00 |
| Q3 2022 | +55,035 | New Buy | 55,035 | $2.73 |
Mario Gabelli's Applied Optoelectronics Investment FAQs
Mario Gabelli first purchased Applied Optoelectronics, Inc. (AAOI) in Q3 2022, acquiring 55,035 shares, as reported in their 13F filing for that period. Note: Analysis reflects filings available since Q2 2013; earlier records may be incomplete.
Mario Gabelli has held Applied Optoelectronics, Inc. (AAOI) for 14 quarters since Q3 2022.
Mario Gabelli's largest addition to Applied Optoelectronics, Inc. (AAOI) was in Q2 2023, adding 183,000 shares worth $1.09 M.
According to the latest 13F filing for Q4 2025, Mario Gabelli's firm, Gamco Investors, Inc. Et Al, owns 9,200 shares of Applied Optoelectronics, Inc. (AAOI), valued at approximately $320,712.
As of the Q4 2025 filing, Applied Optoelectronics, Inc. (AAOI) represents approximately 0.00% of Mario Gabelli's publicly disclosed stock portfolio, making it one of their key holdings.
Mario Gabelli's peak holding in Applied Optoelectronics, Inc. (AAOI) was 183,000 shares, as reported at the end of Q2 2023.