ADTRAN Holdings, Inc.
ADTN- Exchange
- Nasdaq
- Industry
- Telephone & Telegraph Apparatus
- SEC CIK
- 0000926282
In the last 90 days, ADTRAN Holdings, Inc. insiders filed 1 open-market purchase and 0 sales; 249 institutions reported holding it in 13F filings for Q2 2026, worth $1.17B in total; no superinvestor holds it.
13F holders, Q1 2026
Institutional positions in ADTRAN Holdings, Inc. as of Mar 31, 2026. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 228
- +19 vs. Q4 2025
- Shares held
- 78.7M
- +16.5M (+26.6%) vs. Q4 2025
- Total value
- $989.1M
- +$448.7M (+83.0%) vs. Q4 2025
- New holders
- 50
- 88 more added
- Sold out
- 31
- 63 more reduced
4 institutions that held it in Q4 2025 haven't filed for Q1 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 2025: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting ADTN on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 249 | $1.17B |
| Q1 2026 | 228 | $989.1M |
| Q4 2025 | 213 | $611.5M |
| Q3 2025 | 221 | $632.2M |
| Q2 2025 | 194 | $533.7M |
| Q1 2025 | 205 | $512.3M |
| Q4 2024 | 158 | $513.1M |
| Q3 2024 | 153 | $349.7M |
| Q2 2024 | 158 | $315.7M |
| Q1 2024 | 169 | $347.1M |
| Q4 2023 | 169 | $462.0M |
| Q3 2023 | 165 | $523.1M |
| Q2 2023 | 165 | $678.9M |
| Q1 2023 | 174 | $1.00B |
| Q4 2022 | 180 | $1.19B |
| Q3 2022 | 187 | $1.20B |
| Q2 2022 | 163 | $844.4M |
| Q1 2022 | 187 | $896.0M |
| Q4 2021 | 183 | $1.06B |
| Q3 2021 | 175 | $836.8M |
| Q2 2021 | 155 | $923.9M |
| Q1 2021 | 136 | $740.9M |
Institutions, Q1 2026
Shares, value and share of portfolio for each institution holding ADTRAN Holdings, Inc.; share changes are against Q4 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| BlackRock, Inc. | 7,840,254 | $98.6M | 0.00% | −285,005−3.5% | Reduced |
| Vanguard Portfolio Management LLC | 4,771,452 | $60.0M | 0.00% | +4,771,452 | New |
| Vanguard Capital Management LLC | 3,426,230 | $43.1M | 0.00% | +3,426,230 | New |
| Royce & Associates LP | 3,127,403 | $39.3M | 0.39% | +530,390+20.4% | Added |
| DnB Asset Management AS | 3,123,679 | $39.3M | 0.14% | 00.0% | Unchanged |
| State Street Corp | 2,350,737 | $29.6M | 0.00% | +364,847+18.4% | Added |
| William Blair Investment Management, LLC | 1,989,530 | $25.0M | 0.08% | −489,091−19.7% | Reduced |
| Millennium Management LLC | 1,896,411 | $23.9M | 0.02% | −798,389−29.6% | Reduced |
| Morgan Stanley | 1,832,872 | $23.1M | 0.00% | +489,325+36.4% | Added |
| Geode Capital Management, LLC | 1,819,123 | $22.9M | 0.00% | +53,021+3.0% | Added |
| Divisar Capital Management LLC | 1,769,439 | $22.3M | 5.67% | −1,216,863−40.7% | Reduced |
| JPMorgan Chase & Co | 1,518,697 | $18.5M | 0.00% | +1,083,513+249.0% | Added |
| First Eagle Investment Management, LLC | 1,368,707 | $17.2M | 0.03% | +133,500+10.8% | Added |
| Dimensional Fund Advisors LP | 1,337,028 | $16.8M | 0.00% | +448,848+50.5% | Added |
| SG Americas Securities, LLC | 1,316,049 | $16.6M | 0.02% | +459,005+53.6% | Added |
| Needham Investment Management LLC | 1,228,500 | $15.5M | 0.79% | −219,000−15.1% | Reduced |
| Shannon River Fund Management LLC | 1,219,976 | $15.3M | 2.93% | +1,219,976 | New |
| D. E. Shaw & Co., Inc. | 1,218,969 | $15.3M | 0.01% | +20,196+1.7% | Added |
| Boston Partners | 1,181,314 | $14.9M | 0.02% | +1,181,314 | New |
| Two Sigma Investments, LP | 1,123,524 | $14.1M | 0.01% | +1,052,991+1,492.9% | Added |
| SEI Investments Co | 1,105,110 | $13.9M | 0.01% | +683,262+162.0% | Added |
| Tieton Capital Management, LLC | 1,035,167 | $13.0M | 4.36% | +46,788+4.7% | Added |
| Invesco Ltd. | 990,994 | $12.5M | 0.00% | +744,185+301.5% | Added |
| Goldman Sachs Group Inc | 970,707 | $12.2M | 0.00% | +449,484+86.2% | Added |
| Barclays PLC | 927,775 | $11.7M | 0.00% | −197,928−17.6% | Reduced |
| Federated Hermes, Inc. | 922,616 | $11.6M | 0.02% | +56,185+6.5% | Added |
| Marshall Wace, LLP | 891,520 | $11.2M | 0.01% | +891,520 | New |
| Squarepoint Ops LLC | 887,962 | $11.2M | 0.02% | +90,522+11.4% | Added |
| AQR Capital Management LLC | 843,924 | $10.6M | 0.00% | +607,012+256.2% | Added |
| Westerly Capital Management, LLC | 800,000 | $10.1M | 3.10% | +100,000+14.3% | Added |
| Heartland Advisors Inc | 750,000 | $9.44M | 0.48% | +750,000 | New |
| Kovack Advisors, Inc. | 736,000 | $9.37M | 0.50% | −17,550−2.3% | Reduced |
| Paradigm Capital Management Inc | 733,200 | $9.22M | 0.35% | −396,709−35.1% | Reduced |
| Trexquant Investment LP | 684,909 | $8.62M | 0.06% | +325,862+90.8% | Added |
| Northern Trust Corp | 659,248 | $8.29M | 0.00% | +16,788+2.6% | Added |
| Tudor Investment Corp Et Al | 654,943 | $8.24M | 0.04% | −292,565−30.9% | Reduced |
| 1492 Capital Management LLC | 625,024 | $7.86M | 2.99% | +39,747+6.8% | Added |
| Charles Schwab Investment Management Inc | 624,112 | $7.85M | 0.00% | −62,828−9.1% | Reduced |
| FMR LLC | 615,436 | $7.74M | 0.00% | +417,558+211.0% | Added |
| HRT Financial LP | 568,126 | $7.15M | 0.02% | +21,967+4.0% | Added |
| Point72 Asset Management, L.P. | 564,780 | $7.10M | 0.01% | +143,394+34.0% | Added |
| Connor, Clark & Lunn Investment Management Ltd. | 560,348 | $7.05M | 0.02% | +195,122+53.4% | Added |
| Kerrisdale Advisers, LLC | 552,010 | $6.94M | 2.64% | +552,010 | New |
| Vanguard Fiduciary Trust Co | 522,530 | $6.57M | 0.00% | +522,530 | New |
| Nomura Holdings Inc | 464,176 | $5.84M | 0.05% | −217,173−31.9% | Reduced |
| Jacobs Levy Equity Management, Inc | 461,681 | $5.81M | 0.02% | +402,489+680.0% | Added |
| Assenagon Asset Management S.A. | 457,952 | $5.76M | 0.01% | −671,095−59.4% | Reduced |
| Royal Bank of Canada | 457,402 | $5.75M | 0.00% | −78,318−14.6% | Reduced |
| Arrowstreet Capital, Limited Partnership | 455,647 | $5.73M | 0.00% | +171,145+60.2% | Added |
| Citadel Advisors LLC | 393,734 | $4.95M | 0.00% | +295,339+300.2% | Added |
| Wells Fargo & Company | 378,572 | $4.76M | 0.00% | −46,722−11.0% | Reduced |
| Mackenzie Financial Corp | 368,680 | $4.64M | 0.01% | +7,073+2.0% | Added |
| Bank of America Corp | 367,226 | $4.62M | 0.00% | +40,595+12.4% | Added |
| White Pine Capital LLC | 361,619 | $4.55M | 1.24% | +21,118+6.2% | Added |
| Lisanti Capital Growth, LLC | 336,965 | $4.24M | 1.07% | +336,965 | New |
| Nuveen, LLC | 335,189 | $4.22M | 0.00% | +154,557+85.6% | Added |
| Cramer Rosenthal McGlynn LLC | 287,178 | $3.61M | 0.27% | +287,178 | New |
| Qube Research & Technologies Ltd | 269,945 | $3.40M | 0.00% | +171,837+175.2% | Added |
| ExodusPoint Capital Management, LP | 259,916 | $3.27M | 0.03% | +47,999+22.6% | Added |
| Deutsche Bank AG | 258,657 | $3.25M | 0.00% | −88,632−25.5% | Reduced |
| Manatuck Hill Partners, LLC | 250,000 | $3.15M | 1.03% | +250,000 | New |
| State of Wisconsin Investment Board | 249,706 | $3.14M | 0.01% | −20,883−7.7% | Reduced |
| UBS Group AG | 249,157 | $3.13M | 0.00% | +80,945+48.1% | Added |
| Bank of New York Mellon Corp | 240,001 | $3.02M | 0.00% | −9,029−3.6% | Reduced |
| Skandinaviska Enskilda Banken AB (publ) | 235,188 | $2.96M | 0.07% | +117,594+100.0% | Added |
| Algert Global LLC | 228,160 | $2.87M | 0.04% | −159,170−41.1% | Reduced |
| Engineers Gate Manager LP | 218,511 | $2.75M | 0.03% | +65,063+42.4% | Added |
| American Century Companies Inc | 216,262 | $2.72M | 0.00% | −1,295−0.6% | Reduced |
| Renaissance Technologies LLC | 202,899 | $2.55M | 0.00% | −48,941−19.4% | Reduced |
| Herald Investment Management Ltd | 200,000 | $2.51M | 0.35% | 00.0% | Unchanged |
| Raymond James Financial Inc | 191,995 | $2.42M | 0.00% | −40,267−17.3% | Reduced |
| UBS Asset Management Americas Inc | 190,238 | $2.39M | 0.00% | +2,424+1.3% | Added |
| CWM Advisors, LLC | 182,522 | $2.30M | 0.13% | +129,088+241.6% | Added |
| Ameriprise Financial Inc | 171,956 | $2.16M | 0.00% | −29,374−14.6% | Reduced |
| BNP Paribas Arbitrage, SA | 170,769 | $2.15M | 0.00% | −177,630−51.0% | Reduced |
| Walleye Trading LLC | 154,896 | $1.95M | 0.04% | +138,896+868.1% | Added |
| Acadian Asset Management LLC | 147,706 | $1.85M | 0.00% | +58,652+65.9% | Added |
| Brevan Howard Capital Management LP | 144,214 | $1.81M | 0.02% | +23,200+19.2% | Added |
| Swiss National Bank | 142,600 | $1.79M | 0.00% | +2,900+2.1% | Added |
| Occudo Quantitative Strategies LP | 100,956 | $1.79M | 0.10% | +100,956 | New |
| Globeflex Capital L P | 132,417 | $1.67M | 0.25% | +25,662+24.0% | Added |
| Lido Advisors, LLC | 129,330 | $1.63M | 0.01% | +38,552+42.5% | Added |
| Landscape Capital Management, L.L.C. | 128,002 | $1.61M | 0.10% | +116,421+1,005.3% | Added |
| Victory Capital Management Inc | 123,600 | $1.55M | 0.00% | −1,400−1.1% | Reduced |
| Legato Capital Management LLC | 123,100 | $1.55M | 0.14% | +123,100 | New |
| BNP PARIBAS ASSET MANAGEMENT Holding S.A. | 123,020 | $1.55M | 0.00% | +122,026+12,276.3% | Added |
| Price T Rowe Associates Inc | 122,707 | $1.54M | 0.00% | +13,980+12.9% | Added |
| Divisadero Street Capital Management, LP | 121,731 | $1.53M | 0.07% | −5,758−4.5% | Reduced |
| Alliancebernstein L.P. | 167,920 | $1.46M | 0.00% | −128,311−43.3% | Reduced |
| OP Asset Management Ltd | 115,374 | $1.45M | 0.01% | +115,374 | New |
| Susquehanna International Group, LLP | 114,049 | $1.43M | 0.00% | −3,064−2.6% | Reduced |
| Jump Financial, LLC | 105,866 | $1.33M | 0.02% | +27,311+34.8% | Added |
| Jane Street Group, LLC | 101,489 | $1.28M | 0.00% | −242,458−70.5% | Reduced |
| Legal & General Group Plc | 100,486 | $1.26M | 0.00% | −12,640−11.2% | Reduced |
| HSBC Holdings PLC | 97,411 | $1.23M | 0.00% | +18,947+24.1% | Added |
| Simplex Trading, LLC | 97,585 | $1.23M | 0.04% | +82,738+557.3% | Added |
| Rhumbline Advisers | 93,389 | $1.17M | 0.00% | −2,358−2.5% | Reduced |
| Nierenberg Investment Management Company, Inc. | 93,110 | $1.17M | 0.58% | 00.0% | Unchanged |
| HighTower Advisors, LLC | 93,101 | $1.17M | 0.00% | +93,101 | New |
| XTX Topco Ltd | 89,835 | $1.13M | 0.02% | +23,145+34.7% | Added |