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Summit Partners Public Asset Management’s Adtran ADTN Stock Holding History

Summit Partners Public 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
-75,000
Closed -$704K – 129
2025
Q3 		$704K Buy
+75,000
New +$699K 0.01% 165

Other funds holding ADTN

Vanguard Group
Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
DnB Asset Management
DnB Asset Management Oslo, Norway $35.7B AUM 27.58% 1-Year Est. Return
DCM
Divisar Capital Management San Francisco, California $434M AUM 170.22% 1-Year Est. Return
Millennium Management
Millennium Management New York $276B AUM 44.8% 1-Year Est. Return
RA
Royce & Associates New York $12.4B AUM 64.17% 1-Year Est. Return
William Blair Investment Management
William Blair Investment Management Chicago, Illinois $33.3B AUM 44.76% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.38T AUM 44.17% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
NIM
Needham Investment Management New York $3.33B AUM 163.16% 1-Year Est. Return

Summit Partners Public Asset Management's ADTN Position: Q4 2025 in Review

Summit Partners Public Asset Management sold out of Adtran (ADTN) in Q4 2025, closing a stake of 75,000 shares — an estimated $704K sold.

Summit Partners Public Asset Management first reported a position in ADTN in Q3 2025 and held it in 1 quarter. The position peaked at $704K in Q3 2025. 213 funds tracked by Wall St. Rank hold ADTN as of Q4 2025.

  • Summit Partners Public Asset Management reported no remaining Adtran position as of Q4 2025 after selling out during the quarter.
  • Summit Partners Public Asset Management sold 75,000 Adtran shares in Q4 2025, an estimated $704K.
  • Summit Partners Public Asset Management first reported a position in Adtran in Q3 2025 and held it in 1 quarter.
  • Summit Partners Public Asset Management's Adtran position peaked at $704K in Q3 2025.
  • 213 funds tracked by Wall St. Rank held Adtran as of Q4 2025.

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