Adtran HoldingsADTN
13F holders, Q1 2026 (March 31)228holders +15
44new positions
29sold out
7famous investors
$12.57avg. 13F price*
At the end of Q1 2026, 228 institutions reported holding Adtran Holdings Inc. (ADTN) in their 13F filings, up 15 from Q4 2025. 44 opened new positions and 29 sold out. The largest holders were BlackRock, Inc. ($98.6M), Vanguard Portfolio Management LLC ($60.0M) and Vanguard Capital Management LLC ($43.1M). 7 famous investors held it, including Paul Tudor Jones (0.0% of Tudor Investment Corporation's portfolio), Israel Englander (0.0% of Millennium Management's portfolio) and David E. Shaw (0.0% of D. E. Shaw & Co.'s portfolio).
- Company
- Adtran Holdings Inc.
- CUSIP
- 00486H105
- Latest filing quarter
- Q2 2026
History
Number of 13F holders
Total Exit/New Position Q4 2025 → Q1 2026
| Institutions | Total Value | |
|---|---|---|
| New Positions | 44 | $83.1M |
| Exits | 29 | $27.1M |
All 13F filers, Q4 2025 → Q1 2026: 17,836,400 shares bought and 10,108,619 shares sold, net +7,727,781 shares. Counts holders who added, trimmed, opened or closed a position; split-adjusted.
Ownership 228 holders
| BlackRock, Inc. | 0.00% | Reduce -3.5% | 7,840,254 | $98.6M |
| Vanguard Portfolio Management LLC | 0.00% | — | 4,771,452 | $60.0M |
| Vanguard Capital Management LLC | 0.00% | — | 3,426,230 | $43.1M |
| Royce & Associates LP | 0.39% | Add +20.4% | 3,127,403 | $39.3M |
| DNB Asset Management AS | 0.14% | No change | 3,123,679 | $39.3M |
| State Street Corp. | 0.00% | Add +18.4% | 2,350,737 | $29.6M |
| William Blair Investment Management, LLC | 0.08% | Reduce -19.7% | 1,989,530 | $25.0M |
| Millennium Management | 0.02% | Reduce -29.6% | 1,896,411 | $23.9M |
| Morgan Stanley | 0.00% | Add +36.4% | 1,832,872 | $23.1M |
| Geode Capital Management, LLC | 0.00% | Add +3.0% | 1,819,123 | $22.9M |
| Divisar Capital Management LLC | 5.67% | Reduce -40.8% | 1,769,439 | $22.3M |
| JPMorgan Chase & Co. | 0.00% | Add +249.0% | 1,518,697 | $18.5M |
| First Eagle Investment Management, LLC | 0.03% | Add +10.8% | 1,368,707 | $17.2M |
| Dimensional Fund Advisors LP | 0.00% | Add +50.5% | 1,337,028 | $16.8M |
| SG Americas Securities, LLC | 0.02% | Add +53.6% | 1,316,049 | $16.6M |
| Needham Investment Management LLC | 0.79% | Reduce -15.1% | 1,228,500 | $15.5M |
| Shannon River Fund Management LLC | 2.93% | New | 1,219,976 | $15.3M |
| D. E. Shaw & Co. | 0.01% | Add +1.7% | 1,218,969 | $15.3M |
| Boston Partners | 0.02% | New | 1,181,314 | $14.9M |
| Two Sigma Investments, LP | 0.01% | Add +1492.9% | 1,123,524 | $14.1M |
| Sei Investments Co. | 0.01% | Add +162.0% | 1,105,110 | $13.9M |
| Tieton Capital Management, LLC | 4.36% | Add +4.7% | 1,035,167 | $13.0M |
| Invesco Ltd. | 0.00% | Add +301.5% | 990,994 | $12.5M |
| Goldman Sachs Group Inc. | 0.00% | Add +86.2% | 970,707 | $12.2M |
| Barclays PLC | 0.00% | Reduce -17.6% | 927,775 | $11.7M |
| Federated Hermes, Inc. | 0.02% | Add +6.5% | 922,616 | $11.6M |
| Marshall Wace, LLP | 0.01% | New | 891,520 | $11.2M |
| Squarepoint Ops LLC | 0.02% | Add +11.3% | 887,962 | $11.2M |
| AQR Capital Management | 0.00% | Add +256.2% | 843,924 | $10.6M |
| Westerly Capital Management, LLC | 3.10% | Add +14.3% | 800,000 | $10.1M |
| Heartland Advisors Inc. | 0.48% | New | 750,000 | $9.4M |
| Kovack Advisors, Inc. | 0.50% | Reduce -2.3% | 736,000 | $9.4M |
| Paradigm Capital Management Inc. | 0.35% | Reduce -35.1% | 733,200 | $9.2M |
| Trexquant Investment LP | 0.06% | Add +90.8% | 684,909 | $8.6M |
| Northern Trust Corp. | 0.00% | Add +2.6% | 659,248 | $8.3M |
| Tudor Investment Corporation | 0.04% | Reduce -30.9% | 654,943 | $8.2M |
| 1492 Capital Management LLC | 3.00% | Add +6.8% | 625,024 | $7.9M |
| Charles Schwab Investment Management Inc. | 0.00% | Reduce -9.2% | 624,112 | $7.9M |
| FMR LLC | 0.00% | Add +211.0% | 615,436 | $7.7M |
| HRT Financial LP | 0.02% | Add +4.0% | 568,126 | $7.1M |
| Point72 Asset Management | 0.01% | Add +34.0% | 564,780 | $7.1M |
| Connor, Clark & Lunn Investment Management Ltd. | 0.02% | Add +53.4% | 560,348 | $7.0M |
| Kerrisdale Advisers, LLC | 2.64% | New | 552,010 | $6.9M |
| Vanguard Fiduciary Trust Co. | 0.00% | — | 522,530 | $6.6M |
| Nomura Holdings Inc. | 0.05% | Reduce -31.9% | 464,176 | $5.8M |
| Jacobs Levy Equity Management, Inc. | 0.02% | Add +680.0% | 461,681 | $5.8M |
| Assenagon Asset Management S.A. | 0.01% | Reduce -59.4% | 457,952 | $5.8M |
| Royal Bank of Canada | 0.00% | Reduce -14.6% | 457,402 | $5.8M |
| Arrowstreet Capital, Limited Partnership | 0.00% | Add +60.2% | 455,647 | $5.7M |
| Citadel Advisors | 0.00% | Add +300.2% | 393,734 | $5.0M |
| Wells Fargo & Company | 0.00% | Reduce -11.0% | 378,572 | $4.8M |
| Mackenzie Financial Corp. | 0.01% | Add +2.0% | 368,680 | $4.6M |
| Bank of America Corp. | 0.00% | Add +12.4% | 367,226 | $4.6M |
| White Pine Capital LLC | 1.24% | Add +6.2% | 361,619 | $4.5M |
| Lisanti Capital Growth, LLC | 1.07% | New | 336,965 | $4.2M |
| Nuveen, LLC | 0.00% | Add +85.6% | 335,189 | $4.2M |
| Cramer Rosenthal McGlynn LLC | 0.27% | New | 287,178 | $3.6M |
| Qube Research & Technologies Ltd | 0.00% | Add +175.2% | 269,945 | $3.4M |
| ExodusPoint Capital Management, LP | 0.03% | Add +22.6% | 259,916 | $3.3M |
| Deutsche Bank AG | 0.00% | Reduce -25.5% | 258,657 | $3.3M |
| Manatuck Hill Partners, LLC | 1.03% | New | 250,000 | $3.1M |
| State of Wisconsin Investment Board | 0.01% | Reduce -7.7% | 249,706 | $3.1M |
| UBS Group AG | 0.00% | Add +48.1% | 249,157 | $3.1M |
| Bank of New York Mellon Corp | 0.00% | Reduce -3.6% | 240,001 | $3.0M |
| Skandinaviska Enskilda Banken AB (publ) | 0.07% | Add +100.0% | 235,188 | $3.0M |
| Algert Global LLC | 0.04% | Reduce -41.1% | 228,160 | $2.9M |
| Engineers Gate Manager LP | 0.03% | Add +42.4% | 218,511 | $2.7M |
| American Century Companies Inc. | 0.00% | Reduce -0.6% | 216,262 | $2.7M |
| Renaissance Technologies | 0.00% | Reduce -19.4% | 202,899 | $2.6M |
| HERALD INVESTMENT MANAGEMENT Ltd | 0.35% | No change | 200,000 | $2.5M |
| Raymond James Financial Inc. | 0.00% | Reduce -17.3% | 191,995 | $2.4M |
| UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC | 0.00% | Add +1.3% | 190,238 | $2.4M |
| Inspire Investing, LLC | 0.13% | Add +241.6% | 182,522 | $2.3M |
| Ameriprise Financial Inc. | 0.00% | Reduce -14.6% | 171,956 | $2.2M |
| BNP Paribas Financial Markets | 0.00% | Reduce -51.0% | 170,769 | $2.1M |
| Walleye Trading LLC | 0.04% | Add +868.1% | 154,896 | $1.9M |
| Acadian Asset Management LLC | 0.00% | Add +65.9% | 147,706 | $1.9M |
| Brevan Howard Capital Management LP | 0.02% | Add +19.2% | 144,214 | $1.8M |
| Swiss National Bank | 0.00% | Add +2.1% | 142,600 | $1.8M |
| Occudo Quantitative Strategies LP | 0.10% | New | 100,956 | $1.8M |
| Globeflex Capital L P | 0.25% | Add +24.0% | 132,417 | $1.7M |
| Lido Advisors, LLC | 0.01% | Add +42.5% | 129,330 | $1.6M |
| Landscape Capital Management, L.L.C. | 0.10% | Add +1005.3% | 128,002 | $1.6M |
| Victory Capital Management Inc. | 0.00% | Reduce -1.1% | 123,600 | $1.6M |
| Legato Capital Management LLC | 0.14% | New | 123,100 | $1.5M |
| BNP PARIBAS ASSET MANAGEMENT Holding S.A. | 0.00% | Add +12276.3% | 123,020 | $1.5M |
| T. Rowe Price Associates Inc. | 0.00% | Add +12.9% | 122,707 | $1.5M |
| Divisadero Street Capital Management, LP | 0.07% | Reduce -4.5% | 121,731 | $1.5M |
| Alliancebernstein L.P. | 0.00% | Reduce -43.3% | 167,920 | $1.5M |
| OP Asset Management Ltd | 0.01% | New | 115,374 | $1.5M |
| Susquehanna International Group, LLP | 0.00% | Reduce -2.6% | 114,049 | $1.4M |
| Jump Financial, LLC | 0.02% | Add +34.8% | 105,866 | $1.3M |
| Jane Street Group, LLC | 0.00% | Reduce -70.5% | 101,489 | $1.3M |
| Legal & General Group Plc | 0.00% | Reduce -11.2% | 100,486 | $1.3M |
| HSBC Holdings PLC | 0.00% | Add +24.1% | 97,411 | $1.2M |
| Simplex Trading, LLC | 0.04% | Add +557.3% | 97,585 | $1.2M |
| Rhumbline Advisers | 0.00% | Reduce -2.5% | 93,389 | $1.2M |
| Nierenberg Investment Management Company, LLC | 0.58% | No change | 93,110 | $1.2M |
| HighTower Advisors, LLC | 0.00% | New | 93,101 | $1.2M |
| XTX Topco Ltd | 0.02% | Add +34.7% | 89,835 | $1.1M |
"% of holder's portfolio" is ADTN's weight in each manager's 13F, not the share of Adtran Holdings Inc. the manager owns.