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Martingale Asset Management’s Adtran ADTN Stock Holding History

Martingale 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
Q2 		– Sell
-14,060
Closed -$123K – 781
2025
Q1 		$123K Buy
+14,060
New +$142K ﹤0.01% 755

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
DCM
Divisar Capital Management San Francisco, California $392M AUM 108.45% 1-Year Est. Return
William Blair Investment Management
William Blair Investment Management Chicago, Illinois $30.3B AUM 33.75% 1-Year Est. Return
DnB Asset Management
DnB Asset Management Oslo, Norway $28B AUM 26% 1-Year Est. Return
RA
Royce & Associates New York $10.1B AUM 42.88% 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
First Eagle Investment Management
First Eagle Investment Management New York $59B AUM 32.99% 1-Year Est. Return
NIM
Needham Investment Management New York $1.96B AUM 101.23% 1-Year Est. Return

Martingale Asset Management's ADTN Position: Q2 2025 in Review

Martingale Asset Management sold out of Adtran (ADTN) in Q2 2025, closing a stake of 14,060 shares — an estimated $123K sold.

Martingale Asset Management first reported a position in ADTN in Q1 2025 and held it in 1 quarter. The position peaked at $123K in Q1 2025. 193 funds tracked by Wall St. Rank hold ADTN as of Q2 2025.

  • Martingale Asset Management reported no remaining Adtran position as of Q2 2025 after selling out during the quarter.
  • Martingale Asset Management sold 14,060 Adtran shares in Q2 2025, an estimated $123K.
  • Martingale Asset Management first reported a position in Adtran in Q1 2025 and held it in 1 quarter.
  • Martingale Asset Management's Adtran position peaked at $123K in Q1 2025.
  • 193 funds tracked by Wall St. Rank held Adtran as of Q2 2025.

Based on Martingale Asset Management's 13F filing for Q2 2025, filed 11 Aug 2025.