ADTN insider trading — Adtran Holdings, Inc.
Over the last 90 days, insiders at Adtran Holdings, Inc. (ADTN) made 1 open-market purchase worth $50K and 0 open-market sales worth $0, making them net buyers by $50K. The largest purchase was by Santo Timothy P (SVP of Finance; CFO), who bought 6,579 shares for $50K on Aug 6, 2026.
Updated Oct 16, 2026.
Recent ADTN insider transactions
Every Form 4 filed by Adtran Holdings, Inc. officers, directors and 10% owners in the last 90 days, newest first. P = open-market purchase, S = open-market sale; other codes are awards, option exercises, tax withholding or gifts.
| Trade date | Insider | Role | Type | Ownership | Shares | Price | Value | Filing |
|---|---|---|---|---|---|---|---|---|
| Aug 10, 2026 | Glingener Christoph | Chief Technology Officer | A · Grant/award | Direct | 27,924 | — | — | Form 4 |
| Aug 6, 2026 | Santo Timothy P | SVP of Finance; CFO | P · Purchase | Direct | 6,579 | $7.60 | $50K | Form 4 |
| Jul 24, 2026 | Glingener Christoph | Chief Technology Officer | A · Grant/award | Direct | 9,384 | — | — | Form 4 |
ADTN insider trading FAQ
Are insiders buying ADTN stock?
Yes. In the last 90 days, Adtran Holdings, Inc. insiders made 1 open-market purchase totaling $50K, and no open-market sales. Purchases with the insider's own money are generally seen as a stronger signal than sales, which happen for many reasons (taxes, diversification, planned 10b5-1 sales).
Who are the insiders trading ADTN?
Recent buyers: Santo Timothy P.
Where does ADTN insider trading data come from?
Every transaction comes from SEC Form 4 filings on EDGAR. Company officers, directors and 10% owners must file a Form 4 within two business days of buying or selling. InsiderBolt reads these filings directly from the SEC.
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Insider trading data is for informational purposes only and is not investment advice. Filings can be amended; always confirm details on SEC EDGAR.