Ticker · CUSIP 00486H105

ADTN

ADTRAN HOLDINGS INC
Technology·Communication Equipment
···Share
Holders (tracked)
12
Combined shares
7,309,281
Combined value
$62.57M
Last close
—
Quarter
2025Q4
Tracked holders · last 8 quarters
+1 vs previous quarter over the last 8.
12112024Q12025Q4

SEC event timeline

20 events
  1. AQR Capital Management added2026-02-17
    +60,506 shares · 2025Q4
    13F
  2. Ken Griffin (Citadel Advisors) trimmed2026-02-17
    −1,120,473 shares · 2025Q4
    13F
  3. T. Rowe Price added2026-02-17
    +3,299 shares · 2025Q4
    13F
  4. Paul Tudor Jones (Tudor Investment) opened position2026-02-17
    +947,508 shares · 2025Q4
    13F
  5. D.E. Shaw & Co. added2026-02-17
    +873,904 shares · 2025Q4
    13F
  6. Two Sigma Investments trimmed2026-02-17
    −36,159 shares · 2025Q4
    13F
  7. Izzy Englander (Millennium Mgmt) added2026-02-17
    +2,122,844 shares · 2025Q4
    13F
  8. Steve Cohen (Point72) added2026-02-17
    +300,685 shares · 2025Q4
    13F
  9. Renaissance Technologies trimmed2026-02-12
    −19,794 shares · 2025Q4
    13F
  10. First Eagle Investment Management added2026-02-04
    +26,000 shares · 2025Q4
    13F
  11. Paul Tudor Jones (Tudor Investment) exited2025-12-09
    −167,921 shares · 2025Q3
    13F
  12. AQR Capital Management trimmed2025-11-14
    −67,928 shares · 2025Q3
    13F
  13. Steve Cohen (Point72) added2025-11-14
    +76,877 shares · 2025Q3
    13F
  14. Two Sigma Investments added2025-11-14
    +26,828 shares · 2025Q3
    13F
  15. D.E. Shaw & Co. opened position2025-11-14
    +324,869 shares · 2025Q3
    13F
  16. T. Rowe Price added2025-11-14
    +2,137 shares · 2025Q3
    13F
  17. Izzy Englander (Millennium Mgmt) added2025-11-14
    +365,520 shares · 2025Q3
    13F
  18. Renaissance Technologies trimmed2025-11-13
    −397,206 shares · 2025Q3
    13F
  19. Norges Bank (Norway SWF) exited2025-11-13
    −198,100 shares · 2025Q3
    13F
  20. First Eagle Investment Management added2025-11-12
    +75,600 shares · 2025Q3
    13F

Insider activity

No insider transactions in the last 30 days.
View full insider history for ADTN →

Who moved on this name in 2025Q4

13F transactions reported for the latest quarter, grouped by direction.
New positions1
Added to6
Trimmed3
Exited0
—

Institutional ownership over time

Distinct super-investors holding this ticker · combined dollar value, by quarter.
QuarterHoldersCombined value
2022Q3
11
$1.6M
2022Q4
11
$248.4M
2023Q1
11
$210.0M
2023Q2
11
$154.8M
2023Q3
11
$124.2M
2023Q4
11
$110.1M
2024Q1
11
$76.4M
2024Q2
12
$63.1M
2024Q3
12
$26.3M
2024Q4
11
$31.7M
2025Q1
12
$31.6M
2025Q2
12
$28.8M
2025Q3
11
$39.1M
2025Q4
12
$62.6M

Who owns ADTN

12 super-investors · 2025Q4
Tracked stake
7.31M
shares
Combined value
$63M
% of shares outstanding
—
shares-out unknown
Quarter action mix
New1Added6Trim5
#ManagerSharesValue
1Izzy Englander
Millennium Mgmt
2.69M$23M
2First Eagle Investment Management1.24M$11M
3D.E. Shaw & Co.1.20M$10M
4Paul Tudor Jones
Tudor Investment
947.5K$8M
5Steve Cohen
Point72
421.4K$4M
6Renaissance Technologies251.8K$2M
7AQR Capital Management236.9K$2M
8Ken Griffin
Citadel Advisors
98.4K$855K
9Two Sigma Investments70.5K$613K
10Ken Griffin
Citadel Advisors
27.1K$235K
11Ken Griffin
Citadel Advisors
18.1K$157K
12T. Rowe Price108.7K$945

Recent moves

20 transactions
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