$ADTN stock is down 13% today. Here's what we see in our data.

$ADTN stock has now fallen 13% today, according to our price data from Polygon. There has been approximately $50,903,479 of trading volume.

Here is what we see in our data on $ADTN (you can track the company live on Quiver's $ADTN stock page):

$ADTN Insider Trading Activity

$ADTN insiders have traded $ADTN stock on the open market 2 times in the past 6 months. Of those trades, 1 have been purchases and 1 have been sales.

Here’s a breakdown of recent trading of $ADTN stock by insiders over the last 6 months:

• HOURIGAN RICE JACQUELINE sold 14,406 shares for an estimated $148,237
• TIMOTHY P SANTO (SVP of Finance; CFO) purchased 6,150 shares for an estimated $49,323

To track insider transactions, check out Quiver Quantitative's insider trading dashboard. You can access data on insider stock transactions through the Quiver Quantitative API insider transaction endpoint.

$ADTN Hedge Fund Activity

We have seen 127 institutional investors add shares of $ADTN stock to their portfolio, and 113 decrease their positions in their most recent quarter.

Here are some of the largest recent moves:

• SHANNON RIVER FUND MANAGEMENT LLC added 1,219,976 shares (+inf%) to their portfolio in Q1 2026, for an estimated $15,347,298
• DIVISAR CAPITAL MANAGEMENT LLC removed 1,216,863 shares (-40.7%) from their portfolio in Q1 2026, for an estimated $15,308,136
• BOSTON PARTNERS added 1,181,314 shares (+inf%) to their portfolio in Q1 2026, for an estimated $14,860,930
• OPHIR ASSET MANAGEMENT PTY LTD removed 1,069,420 shares (-100.0%) from their portfolio in Q1 2026, for an estimated $13,453,303
• TWO SIGMA INVESTMENTS, LP added 1,052,991 shares (+1492.9%) to their portfolio in Q1 2026, for an estimated $13,246,626
• MARSHALL WACE, LLP added 891,520 shares (+inf%) to their portfolio in Q1 2026, for an estimated $11,215,321
• D. E. SHAW & CO., INC. added 873,904 shares (+269.0%) to their portfolio in Q4 2025, for an estimated $7,594,225

To track hedge funds' stock portfolios, check out Quiver Quantitative's institutional holdings dashboard. You can access data on hedge funds moves and 13F filings through the Quiver Quantitative API 13F endpoint.

$ADTN Price Targets

Multiple analysts have issued price targets for $ADTN recently. We have seen 3 analysts offer price targets for $ADTN in the last 6 months, with a median target of $18.0.

Here are some recent targets:

• Ryan Koontz from Needham set a target price of $18.0 on 05/06/2026
• Mike Genovese from Rosenblatt set a target price of $20.0 on 05/06/2026
• Irvin Liu from Evercore ISI Group set a target price of $18.0 on 04/14/2026

You can track data on $ADTN on Quiver Quantitative.

This article is not financial advice. See Quiver Quantitative's disclaimers for more information. Note that there may be inaccuracies due to mistakes in ticker-mapping, and other anomalies.