ADTN ADTRAN Holdings, Inc.: institutional ownership and insider trading
260 funds reported holding $1.23B of ADTRAN Holdings, Inc. in their latest 13F filings; in Q2 2026 funds net bought $86.0M, with 51 new positions and 29 funds selling out; over the last 12 months insiders bought $500K and sold $2.51M on the open market; over its last four quarters it reported revenue of $1.14B and net income of −$26.1M.
ADTN revenue and earnings
- Quarter ended Jun 30, 2026: revenue $281M, net income −$10.9M, EPS -0.13
- Quarter ended Mar 31, 2026: revenue $286M, net income −$1.32M, EPS -0.01
- Quarter ended Dec 31, 2025: revenue $292M, net income −$3.60M, EPS -0.02
- Quarter ended Sep 30, 2025: revenue $279M, net income −$10.3M, EPS -0.12
Famous investors holding ADTN
- Two Sigma (Two Sigma Investments): $40.3M, 0.0% of the portfolio
- Renaissance Technologies (Renaissance Technologies): $24.7M, 0.0% of the portfolio
- Izzy Englander (Millennium Management): $37.8M, 0.0% of the portfolio
- D. E. Shaw (D. E. Shaw & Co.): $15.2M, 0.0% of the portfolio
- Ken Griffin (Citadel Advisors): $3.29M, 0.0% of the portfolio
Largest institutional holders of ADTN
- BlackRock, Inc. (BLK) — $109M
- VANGUARD PORTFOLIO MANAGEMENT LLC — $71.4M
- VANGUARD GROUP INC — $71.2M
- VANGUARD CAPITAL MANAGEMENT LLC — $48.8M
- STATE STREET CORP (STT, STT-PG) — $42.9M
- ROYCE & ASSOCIATES LP — $41.3M
- UBS Group AG (UBS) — $40.9M
- TWO SIGMA INVESTMENTS, LP — $40.3M
- MILLENNIUM MANAGEMENT LLC — $37.8M
- DnB Asset Management AS — $36.4M
Recent ADTN insider trades
- Aug 6, 2026: Santo Timothy P bought 6,579 shares ($50.0K)
- May 20, 2026: Wilson James Denson Jr sold 9,332 shares ($137K)
- May 8, 2026: Glingener Christoph sold 148,392 shares ($2.22M)
- Mar 4, 2026: Jacqueline Hourigan Rice sold 14,406 shares ($148K)
5%+ owners
- Vanguard Portfolio Management: 6.0% (Schedule 13G, filed Apr 28, 2026)