Olympiad Research’s Adtran ADTN Stock Holding History

Olympiad Research’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	–	Sell	-12,342	Closed	-$155K	–	141
2026 Q1	$155K	Buy	+12,342	New	+$125K	0.47%	60
2021 Q4	–	Sell	-10,080	Closed	-$189K	–	260
2021 Q3	$189K	Buy	+10,080	New	+$212K	0.06%	237
2020 Q3	–	Sell	-14,581	Closed	-$159K	–	342
2020 Q2	$159K	Buy	+14,581	New	+$151K	0.11%	238

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 $3.37T AUM 44.26% 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

Olympiad Research's ADTN Position: Q2 2026 in Review

Olympiad Research sold out of Adtran (ADTN) in Q2 2026, closing a stake of 12,342 shares — an estimated $155K sold.

Olympiad Research first reported a position in ADTN in Q2 2020 and held it in 3 quarters. The position peaked at $189K in Q3 2021. 249 funds tracked by Wall St. Rank hold ADTN as of Q2 2026.

Olympiad Research reported no remaining Adtran position as of Q2 2026 after selling out during the quarter.
Olympiad Research sold 12,342 Adtran shares in Q2 2026, an estimated $155K.
Olympiad Research first reported a position in Adtran in Q2 2020 and held it in 3 quarters.
Olympiad Research's Adtran position peaked at $189K in Q3 2021.
249 funds tracked by Wall St. Rank held Adtran as of Q2 2026.

Based on Olympiad Research's 13F filing for Q2 2026, filed 24 Jul 2026.