I
ADTN icon

InceptionR’s Adtran ADTN Stock Holding History

InceptionR’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
Q1 		– Sell
-45,338
Closed -$394K – 628
2025
Q4 		$394K Buy
45,338
+19,955
+79% +$173K 0.11% 354
2025
Q3 		$238K Buy
+25,383
New +$236K 0.06% 547
2025
Q1 		– Sell
-19,388
Closed -$162K – 524
2024
Q4 		$162K Buy
+19,388
New +$143K 0.04% 574
2024
Q2 		– Sell
-20,819
Closed -$113K – 575
2024
Q1 		$113K Buy
+20,819
New +$133K 0.03% 545

Other funds holding ADTN

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
RA
Royce & Associates New York $12.4B AUM 64.17% 1-Year Est. Return
DnB Asset Management
DnB Asset Management Oslo, Norway $35.7B AUM 27.58% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
William Blair Investment Management
William Blair Investment Management Chicago, Illinois $33.3B AUM 44.76% 1-Year Est. Return
Millennium Management
Millennium Management New York $276B AUM 44.8% 1-Year Est. Return
Morgan Stanley
Morgan Stanley New York $1.89T AUM 35.08% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return

InceptionR's ADTN Position: Q1 2026 in Review

InceptionR sold out of Adtran (ADTN) in Q1 2026, closing a stake of 45,338 shares — an estimated $394K sold.

InceptionR first reported a position in ADTN in Q1 2024 and held it in 4 quarters. The position peaked at $394K in Q4 2025. 228 funds tracked by Wall St. Rank hold ADTN as of Q1 2026.

  • InceptionR reported no remaining Adtran position as of Q1 2026 after selling out during the quarter.
  • InceptionR sold 45,338 Adtran shares in Q1 2026, an estimated $394K.
  • InceptionR first reported a position in Adtran in Q1 2024 and held it in 4 quarters.
  • InceptionR's Adtran position peaked at $394K in Q4 2025.
  • 228 funds tracked by Wall St. Rank held Adtran as of Q1 2026.

Based on InceptionR's 13F filing for Q1 2026, filed 14 May 2026.