Driehaus Capital Management 13F: Adds $20M to AAOI Stake

Driehaus Capital Management Increases Applied Optoelectronics Position

Driehaus Capital Management lifted its holdings in Applied Optoelectronics, Inc. NasdaqGM:AAOI during the period, adding 124,864 shares to grow its portfolio. The fund's filing with the SEC shows a 24.6% increase from a previous count of 507,473 shares up to 632,337 shares. That position carried a reported value of roughly $102.3 million at the close of the reporting window. Institutional 13F filings look backward at portfolio choices made at the end of the quarter and might not show current trades.

Applied Optoelectronics Stock Valuation and Momentum

Shares of Applied Optoelectronics trade around $161.85, sitting comfortably above the 50-day moving average of $112.86 and the 200-day moving average of $111.79. The communication equipment maker has seen a wide 52-week trading span, hitting a low of $18.50 and a high of $233.67. With a forward P/E ratio of 18.2 based on its forward earnings outlook, the company carries a market capitalization of roughly $7.11 billion.

Insider Buying and Selling at Applied Optoelectronics, Inc.

President and CEO Dr. Chih-Hsiang Lin sold 86,655 shares of company stock on June 12, 2026, at an average price of $172.78. That transaction came out to a total value of about $15.0 million. Insider sales do not point to a negative outlook and often happen as part of routine personal financial planning or planned diversification.

Analysts Set New Price Targets

Wall Street firms continue tracking the company with mixed updates on valuation targets. On October 15, 2026, B. Riley Securities maintained its neutral rating while lowering its price target to $92.00 from $109.00. Earlier on August 7, 2026, Rosenblatt maintained a buy rating with a $220.00 price target. Needham also kept a buy rating on August 7, 2026, while adjusting its target to $190.00 from $220.00. Across the broader analyst group, the stock holds a consensus buy rating and a mean price target of $160.00 from five analysts.

Applied Optoelectronics Business Overview

Applied Optoelectronics designs, manufactures, and sells advanced fiber-optic networking products for customers in the United States, Taiwan, and China. The business builds optical modules, lasers, and transceivers used by major internet data center operators, cable television providers, and telecom equipment makers. Founded in 1997, the company operates out of its headquarters in Sugar Land, Texas, employing thousands of workers globally.

What to Watch Next for Applied Optoelectronics

Investors will look toward the next scheduled earnings release on November 5, 2026, for updated revenue and margin details. Quarterly 13F filings offer a snapshot of institutional interest, though they reflect historical holdings rather than real-time trading activity.