Westerly Capital Management’s Adtran ADTN Stock Holding History

Westerly Capital 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
2026 Q2	$6.95M	Sell	500,000 -300,000	-38%	-$4.68M	1.28%	26
2026 Q1	$10.1M	Buy	800,000 +100,000	+14%	+$1.01M	2.74%	15
2025 Q4	$6.08M	Sell	700,000 -220,220	-24%	-$1.91M	1.34%	23
2025 Q3	$8.63M	Sell	920,220 -54,780	-6%	-$510K	2.7%	17
2025 Q2	$8.75M	Buy	975,000 +140,000	+17%	+$1.12M	3.24%	11
2025 Q1	$7.28M	Sell	835,000 -95,000	-10%	-$956K	3.15%	10
2024 Q4	$7.75M	Sell	930,000 -390,000	-30%	-$2.88M	3.58%	8
2024 Q3	$7.83M	Buy	1,320,000 +745,000	+130%	+$4.15M	4.4%	5
2024 Q2	$3.02M	Buy	+575,000	New	+$2.93M	1.51%	24

Other funds holding ADTN

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

Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM

Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

State Street Boston, Massachusetts $3.38T AUM 44.17% 1-Year Est. Return

Royce & Associates New York $12.4B AUM 64.17% 1-Year Est. Return

UBS Group Zurich, Switzerland $786B AUM 40.34% 1-Year Est. Return

Two Sigma Investments New York $138B AUM 41.87% 1-Year Est. Return

Millennium Management New York $276B AUM 44.8% 1-Year Est. Return

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

JP Morgan Chase New York $1.81T AUM 41.13% 1-Year Est. Return

Westerly Capital Management's ADTN Position: Q2 2026 in Review

Westerly Capital Management reduced its Adtran (ADTN) stake by 38% in Q2 2026, selling an estimated $4.68M and leaving 500,000 shares worth $6.95M. The position accounts for 1.28% of the portfolio, ranked #26.

Westerly Capital Management first reported a position in ADTN in Q2 2024 and has held it in 9 quarters since. The position peaked at $10.1M in Q1 2026. 250 funds tracked by Wall St. Rank hold ADTN as of Q2 2026.

Westerly Capital Management held 500,000 shares of Adtran worth $6.95M as of Q2 2026.
Westerly Capital Management sold 300,000 Adtran shares in Q2 2026, an estimated $4.68M.
Adtran made up 1.28% of Westerly Capital Management's portfolio in Q2 2026, its #26 holding.
Westerly Capital Management first reported a position in Adtran in Q2 2024 and has held it in 9 quarters since.
Westerly Capital Management's Adtran position peaked at $10.1M in Q1 2026.
250 funds tracked by Wall St. Rank held Adtran as of Q2 2026.

Based on Westerly Capital Management's 13F filing for Q2 2026, filed 14 Aug 2026.