ADTRAN Holdings, Inc. (ADTN) Stock
1 member of Congress disclosed 1 trade in ADTN since 2020: 0 purchases and 1 sale, most recently Mo Brooks (sale, Jan 2, 2020). 6 of the hedge funds AlphaScala tracks reported ADTN in 13F filings for the quarter ended Jun 30, 2026; the largest reported position is Millennium Management's at $37.85M.
Which members of Congress traded ADTRAN Holdings, Inc. (ADTN)?
Most recent: Mo Brooks (sale, Jan 2, 2020); records start Jan 2, 2020.
| Politician | Trade date | Type | Amount |
|---|---|---|---|
| Mo Brooks R-AL · House | 2020-01-02 | sale | $1k – $15k |
From STOCK Act periodic transaction reports. House filings as of Nov 5, 2026.
See all ADTN political trades →Which hedge funds own ADTN?
From 13F filings| Fund | Shares Held | Position Value | Change vs prior Q |
|---|---|---|---|
| Millennium Management Israel Englander | 2.72M | $37.85M | +44% |
| Renaissance Technologies Jim Simons (founder) | 1.77M | $24.65M | +774% |
| D.E. Shaw David Shaw | 1.09M | $15.18M | -10% |
| Marshall Wace | 1.04M | $14.43M | +16% |
| Point72 Steve Cohen | 765K | $10.63M | +35% |
| Citadel Ken Griffin | 30K | $411.7K | -92% |
13F holdings as of Jun 30, 2026
Explore all tracked funds →Are ADTRAN Holdings, Inc. insiders buying or selling?
SEC Form 4 filings| Date | Insider | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| Aug 6, 26 | Santo Timothy P | SVP of Finance; CFO | BUY | 6.6K | $50K |
SEC Form 4 filings as of Nov 6, 2026
See cluster-buy signals across all tickers →ADTN price chart
Powered by TradingViewWhat does ADTRAN Holdings, Inc. do?
ADTRAN Holdings, Inc. is a leading global provider of networking and communications platforms, software, systems, and services focused on the broadband access and optical networking market. The company operates through two segments: Network Solutions, which offers residential gateways, ethernet and gigabit passive optical network solutions, routers, switches, edge cloud, carrier ethernet devices, optical line terminals, and packet aggregation solutions; and Services & Support, which includes network design, implementation, maintenance, and cloud-hosted services. ADTRAN serves diverse customers including service providers, utilities, municipalities, cable operators, small and medium-sized businesses, enterprises with business continuity requirements, and government agencies. Founded in 1985 and headquartered in Huntsville, Alabama, the company enables voice, data, video, and internet communications across various network infrastructures worldwide. ADTRAN's innovative solutions address the evolving demands of broadband infrastructure and optical networking, serving millions of users globally through its comprehensive portfolio of hardware, software, and managed services.