ADTRAN Ownership | Who Owns ADTRAN?
ADTRAN Ownership Summary
ADTRAN is owned by 20.89% institutional investors, 1.49% insiders, and 77.63% retail investors. Vanguard group is the largest institutional shareholder, holding 10.27% of ADTN shares. Vanguard Total Stock Mkt Idx Inv is the top mutual fund, with 3.15% of its assets in ADTRAN shares.
ADTN Ownership Benchmark
| Type | Name | % Inst | % Insiders | % Retail |
|---|---|---|---|---|
| Stock | ADTRAN | 20.89% | 1.49% | 77.63% |
| Sector | Technology Stocks | 35.23% | 13.13% | 51.64% |
Institutional Shareholders
Top Institutional Shareholders by Total Shares
| Holder | Shares | % Holding | Value |
|---|---|---|---|
| Vanguard group | 8.19M | 10.27% | $71.16M |
| Blackrock funding, inc. /de | 8.13M | 10.20% | $70.61M |
| Divisar capital management | 3.21M | 4.03% | $30.14M |
| Dnb asset management as | 3.12M | 3.92% | $27.14M |
| Royce & associates lp | 2.60M | 3.26% | $22.57M |
| William blair investment management | 2.48M | 3.11% | $21.54M |
| State street | 1.90M | 2.38% | $17.82M |
| Geode capital management | 1.77M | 2.22% | $15.35M |
| Morgan stanley | 1.34M | 1.69% | $11.68M |
| First eagle investment management | 1.24M | 1.55% | $10.73M |
Top Institutional Shareholders by % of Total Assets
| Holder | Shares | % Assets | Value |
|---|---|---|---|
| Divisar capital management | 3.21M | 8.20% | $30.14M |
| Worth venture partners | 144.43K | 3.97% | $1.35M |
| Tieton capital management | 988.38K | 2.94% | $8.59M |
| Westerly capital management | 920.22K | 2.70% | $8.63M |
| 1492 capital management | 585.28K | 1.95% | $5.09M |
| Ophir asset management pty | 1.20M | 1.40% | $11.30M |
| Nierenberg investment management company | 343.11K | 1.38% | $3.22M |
| White pine capital | 340.50K | 0.81% | $2.96M |
| Needham investment management | 1.18M | 0.77% | $11.02M |
| Kovack advisors | 753.55K | 0.51% | $6.67M |
Top Buyers
| Holder | Shares | % Assets | Change |
|---|---|---|---|
| Ophir asset management pty | 1.20M | 1.40% | 1.20M |
| Alyeska investment group | 1.08M | 0.03% | 1.08M |
| Paradigm capital management inc/ny | 1.13M | 0.41% | 949.91K |
| Schonfeld strategic advisors | 786.82K | 0.04% | 773.51K |
| Tudor investment corp et al | 897.12K | 0.01% | 729.19K |
Top Sellers
| Holder | Shares | % Assets | Change |
|---|---|---|---|
| Divisar capital management | 3.21M | 8.20% | -1.02M |
| Sg capital management | - | - | -847.42K |
| Apis capital advisors | - | - | -435.00K |
| Qube research | 284.36K | 0.00% | -402.36K |
| Jpmorgan chase | 435.18K | 0.00% | -378.18K |
New Positions
| Holder | Shares | % Assets | Change | Value |
|---|---|---|---|---|
| Ophir asset management pty | 1.20M | 1.40% | 1.20M | $11.30M |
| Sei investments | 421.85K | 0.00% | 421.85K | $3.67M |
| Herald investment management | 200.00K | 0.25% | 200.00K | $1.87M |
| Atom investors lp | 178.21K | 0.13% | 178.21K | $1.67M |
| Lazard asset management | 176.30K | 0.00% | 176.30K | $1.58M |
Sold Out
| Holder | Change |
|---|---|
| Clearstead advisors | -30.00 |
| Stephens consulting | -40.00 |
| Twin peaks wealth advisors | -60.00 |
| Ronald blue trust | -60.00 |
| Skopos labs | -86.00 |
Institutional Ownership Trends
| Date | Holdings | Change % | Shares | Change % | Ownership | Change % | Increased Position | Change % | Decreased Position | Change % |
|---|---|---|---|---|---|---|---|---|---|---|
| Dec 31, 2025 | 44 | -80.79% | 16,645,692 | -75.34% | 20 | 0.29% | 16 | -87.79% | 15 | -75.00% |
| Sep 30, 2025 | 65 | -67.66% | 15,141,633 | -74.46% | 18 | 0.34% | 29 | -69.15% | 19 | -74.32% |
| Jun 30, 2025 | 200 | -6.54% | 59,280,556 | 1.30% | 74 | 1.37% | 92 | -28.13% | 75 | 29.31% |
| Mar 31, 2025 | 212 | 27.71% | 58,418,403 | -5.29% | 73 | 1.21% | 128 | 40.66% | 56 | 9.80% |
| Dec 31, 2024 | 166 | 4.40% | 61,680,520 | 4.39% | 77 | 1.39% | 91 | 44.44% | 51 | -22.73% |
Top Mutual Funds Shareholders
| Holder | Shares | % Holding | Change |
|---|---|---|---|
| Vanguard Total Stock Mkt Idx Inv | 2.52M | 3.15% | - |
| DNB Teknologi A | 2.33M | 2.92% | - |
| Vanguard US Total Market Shares ETF | 2.18M | 2.72% | - |
| iShares Russell 2000 ETF | 1.79M | 2.24% | 268.11K |
| Vanguard Information Technology ETF | 1.78M | 2.23% | 7.87K |
| Needham Small Cap Growth Retail | 1.19M | 1.49% | 187.50K |
| First Eagle Small Cap Opportunity I | 1.16M | 1.45% | 1.16M |
| First Eagle US Small Cap Strategy | 1.08M | 1.36% | 23.59K |
| Tieton Small Cap Value | 988.38K | 1.24% | -745.00 |
| BlackRock Global Equity Mkt Netrl Instl | 986.50K | 1.23% | 275.12K |
Recent Insider Transactions
| Date | Name | Role | Activity | Value |
|---|---|---|---|---|
| Mar 04, 2026 | Jacqueline Hourigan Rice | - | Sell | $148.24K |
| Nov 28, 2025 | Santo Timothy P | SVP of Finance; CFO | Buy | $49.32K |
| Nov 26, 2025 | Theodosopoulos Nikos | - | Buy | $100.43K |
| Nov 24, 2025 | STANTON THOMAS R | Chairman & CEO | Buy | $300.00K |
| Dec 07, 2022 | McCray Gregory James | - | Buy | $697.75 |
Insider Transactions Trends
| Date | Buy | Sell |
|---|---|---|
| 2026 Q2 | - | - |
| 2025 Q2 | - | - |
| 2024 Q3 | - | - |
| 2024 Q2 | - | - |
| 2024 Q1 | - | - |
ADTN Ownership FAQ
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