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Weiss Asset Management’s Adtran ADTN Stock Holding History

Weiss Asset Management’s Portfolio ADTN Stock Details ADTN Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2025
Q4 		– Sell
-25,709
Closed -$241K – 570
2025
Q3 		$241K Buy
+25,709
New +$240K ﹤0.01% 535
2024
Q3 		– Sell
-41,180
Closed -$217K – 599
2024
Q2 		$217K Buy
+41,180
New +$210K 0.01% 218

Other funds holding ADTN

Vanguard Group
Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return
BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
DnB Asset Management
DnB Asset Management Oslo, Norway $28B AUM 26% 1-Year Est. Return
DCM
Divisar Capital Management San Francisco, California $392M AUM 108.45% 1-Year Est. Return
Millennium Management
Millennium Management New York $240B AUM 35.51% 1-Year Est. Return
RA
Royce & Associates New York $10.1B AUM 42.88% 1-Year Est. Return
William Blair Investment Management
William Blair Investment Management Chicago, Illinois $30.3B AUM 33.75% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
NIM
Needham Investment Management New York $1.96B AUM 101.23% 1-Year Est. Return

Weiss Asset Management's ADTN Position: Q4 2025 in Review

Weiss Asset Management sold out of Adtran (ADTN) in Q4 2025, closing a stake of 25,709 shares — an estimated $241K sold.

Weiss Asset Management first reported a position in ADTN in Q2 2024 and held it in 2 quarters. The position peaked at $241K in Q3 2025. 213 funds tracked by Wall St. Rank hold ADTN as of Q4 2025.

  • Weiss Asset Management reported no remaining Adtran position as of Q4 2025 after selling out during the quarter.
  • Weiss Asset Management sold 25,709 Adtran shares in Q4 2025, an estimated $241K.
  • Weiss Asset Management first reported a position in Adtran in Q2 2024 and held it in 2 quarters.
  • Weiss Asset Management's Adtran position peaked at $241K in Q3 2025.
  • 213 funds tracked by Wall St. Rank held Adtran as of Q4 2025.

Based on Weiss Asset Management's 13F filing for Q4 2025, filed 17 Feb 2026.