FNY Investment Advisers’s Adtran ADTN Stock Holding History

FNY Investment Advisers’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	-232	Closed	-$2K	–	897
2025 Q3	$2K	Buy	+232	New	+$2.16K	﹤0.01%	1034

Other funds holding ADTN

Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return

BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return

DnB Asset Management Oslo, Norway $35.7B AUM 27.58% 1-Year Est. Return

DCM

Divisar Capital Management San Francisco, California $392M AUM 108.45% 1-Year Est. Return

Millennium Management New York $240B AUM 35.51% 1-Year Est. Return

Royce & Associates New York $10.1B AUM 42.88% 1-Year Est. Return

William Blair Investment Management Chicago, Illinois $30.3B AUM 33.75% 1-Year Est. Return

State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return

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

FNY Investment Advisers's ADTN Position: Q4 2025 in Review

FNY Investment Advisers sold out of Adtran (ADTN) in Q4 2025, closing a stake of 6,826 shares — an estimated $64K sold.

FNY Investment Advisers first reported a position in ADTN in Q2 2022 and held it in 3 quarters. The position peaked at $210K in Q2 2022. 213 funds tracked by Wall St. Rank hold ADTN as of Q4 2025.

FNY Investment Advisers reported no remaining Adtran position as of Q4 2025 after selling out during the quarter.
FNY Investment Advisers sold 6,826 Adtran shares in Q4 2025, an estimated $64K.
FNY Investment Advisers first reported a position in Adtran in Q2 2022 and held it in 3 quarters.
FNY Investment Advisers's Adtran position peaked at $210K in Q2 2022.
213 funds tracked by Wall St. Rank held Adtran as of Q4 2025.

Based on FNY Investment Advisers's 13F filing for Q4 2025, filed 16 Jan 2026.