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DEFA14A ·Filed Mar 27, 2026

ADTN

ADTRAN Holdings, Inc.
NEUTRAL
Impact 2/10
Horizonimmediate Processed7mo ago SEC0001193125-26-127317
Proxy solicitation materials
Actionable Insight • Neutral

No immediate trading action required. Monitor for any unexpected proposals or significant changes in executive compensation that could emerge from the full proxy statement.

DirectionNeutral
Confidencelow
Horizonimmediate
Final — all horizons settled through T+60d
ADTN ▲ +7.97% at T+60d
NEUTRAL call +7.97% · α vs SPY -8.10% · entry $12.93 → $13.96
Entry = T+0 close
Mar 27, 2026
via day close
T+1d
-5.72%
call -5.72% · α -5.37%
$12.19
settled 7mo ago
T+5d
0.00%
call 0.00% · α -3.86%
$12.93
settled 7mo ago
T+20d
+29.47%
call +29.47% · α +16.73%
$16.74
settled 6mo ago
T+60d
+7.97%
call +7.97% · α -8.10%
$13.96
settled 4mo ago

Price Chart

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Executive Summary

ADTRAN Holdings, Inc. has filed a definitive proxy statement (DEFA14A) for its upcoming shareholder meeting. The filing is routine and filed by the registrant, indicating it's a standard corporate governance document. It likely includes information about director elections, executive compensation, and other shareholder proposals.

Key Facts

  • Company: ADTRAN Holdings, Inc. (ADTN)
  • Form Type: DEFA14A (Definitive Proxy Statement)
  • Filed by the Registrant
  • No financial data or material events reported in the provided documents

Financial Impact

None - routine filing

Risk Factors

  • Potential for unexpected shareholder proposals or governance issues not evident from the filing header
  • Insider selling activity (1 sell totaling $148K in the last 30 days) may indicate lack of confidence

Market Snapshot

Exchange
Nasdaq
Sector
Telephone & Telegraph Apparatus

Investment Themes

Media & Telecom

Documents Analyzed

This report is based on 4 SEC documents filed with EDGAR.

DocumentAccession Number
DEFA14A Filing (Primary)0001193125-26-127317
Document: 0001193125-26-127317-index-headers.html0001193125-26-127317
Document: 0001193125-26-127317-index.html0001193125-26-127317
Document: 0001193125-26-127317.txt0001193125-26-127317
11 reports for ADTN
Performance horizon
100% Hit rate @ T+5 4 of 4 directional calls Went positive at some point 4 of 4 best @ T+60▲ +49.65%Feb 26, 2026
Filters
Rows
Reports for ADTN — sortable, filterable
TypeNow
Aug 10, 2026
10w ago
8-K
NEUTRAL ★ 2/10
$7.76 $8.10▲ +4.38%▲ +4.79%$6.53 (−15.79%)
Aug 8, 2026
11w ago
Institutional Cluster
BULLISH ★ 6/10
$7.63 $8.66▲ +13.43%▲ +13.48%$6.53 (−14.35%)
Aug 7, 2026
11w ago
Insider Buy
BULLISH ★ 5/10
$7.63 $8.66▲ +13.43%▲ +13.48%$6.53 (−14.35%)
Aug 4, 2026
11w ago
8-K
MIXED ★ 5/10
$8.76 $7.76▼ −11.42%▼ −11.32%$6.53 (−25.40%)
Jul 22, 2026
13w ago
8-K
BEARISH ★ 8/10
$10.45 $8.33▲ +20.29%▲ +17.89%$6.53 (+37.46%)
Jul 17, 2026
14w ago
S-3ASR
NEUTRAL ★ 3/10
$11.65 $10.15▼ −12.88%▼ −12.19%$6.53 (−43.91%)
Jun 11, 2026
19w ago
Institutional Cluster
MIXED ★ 4/10
$15.26 $15.18▼ −0.52%▼ −1.20%$6.53 (−57.18%)
May 1, 2026
25w ago
DEFA14A
NEUTRAL ★ 3/10
$18.45 $14.55▼ −21.14%▼ −23.49%$6.53 (−64.58%)
Apr 7, 2026
28w ago
8-K
NEUTRAL ★ 3/10
$13.73 $15.73▲ +14.57%▲ +11.05%$6.53 (−52.40%)
Mar 27, 2026
30w ago
DEFA14A
NEUTRAL ★ 2/10
$12.93 $12.93· 0.00%▼ −3.86%$6.53 (−49.46%)
Showing 10 of 11

US Market Status

Market Open — Closes in 4h 47m

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Report published Mar 27, 2026