ADTRAN Holdings, Inc.

1. 01

   Set a 52-week low on 4 Nov 2026

   Closed at $4.73 on 4 Nov 2026: 76.3% below the 52-week high of $19.98 (27 May 2026) and 3.2% above the low of $4.58 (4 Nov 2026).

   Daily price bars, split-adjusted · as of 4 Nov 2026

2. 02

   Behind SPY and its sector fund XLK over 1 year

   1 month: −37.9% (SPY −1.6%, XLK −12.6%). 3 months: −40.2% (SPY −0.4%, XLK −5.1%). 1 year: −40.2% (SPY +13.6%, XLK +20.1%). Price change to the 4 Nov 2026 close; dividends excluded.

   Daily closes, split-adjusted: ADTN, SPY and XLK · as of 4 Nov 2026

3. 03

   7.2 days to cover short interest

   12.5M shares were sold short at the 15 Oct 2026 settlement, 15.4% of the 81.5M shares outstanding; covering them would take 7.2 days of average volume. Short interest is reported twice a month, on a lag.

   Exchange short-interest filing · as of 15 Oct 2026

4. 04

   Below its 50- and 200-day averages

   The 4 Nov 2026 close of $4.73 was 32.3% below its 50-day average ($6.98) and 57.3% below its 200-day average ($11.07). It has closed below the 200-day for 75 sessions, since 22 Jul 2026. The 50-day average crossed below the 200-day on 20 Aug 2026, 53 sessions ago.

   Daily closes, split-adjusted; 50- and 200-session simple averages · as of 4 Nov 2026

5. 05

   Volume 2.6× its 30-session average on 4 Nov 2026

   4 Nov 2026 volume of 4.2M shares was 2.6× the average of the 30 sessions before it (1.6M), as the price fell 6.5%. SPY traded 1.5× its own average that session.

   Daily volume against a 30-session baseline · as of 4 Nov 2026

At the 4 Nov 2026 close