Canada Pension Plan Investment Board
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Canada Pension Plan Investment Board’s Adtran ADTN Stock Holding History

Canada Pension Plan Investment Board’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 		$195K Hold
15,500
– – ﹤0.01% 1576
2025
Q4 		$135K Sell
15,500
-16,200
-51% -$141K ﹤0.01% 1756
2025
Q3 		$297K Buy
+31,700
New +$295K ﹤0.01% 1083
2024
Q3 		– Sell
-2,600
Closed -$13.7K – 1323
2024
Q2 		$13.7K Buy
+2,600
New +$13.2K ﹤0.01% 1336
2022
Q2 		– Sell
-82,000
Closed -$1.51M – 1242
2022
Q1 		$1.51M Buy
+82,000
New +$1.62M ﹤0.01% 781
2018
Q3 		– Sell
-160,402
Closed -$2.38M – 1241
2018
Q2 		$2.38M Sell
160,402
-402,698
-72% -$6M ﹤0.01% 937
2018
Q1 		$8.76M Buy
563,100
+5,900
+1% +$98.4K 0.01% 644
2017
Q4 		$10.8M Hold
557,200
– – 0.02% 519
2017
Q3 		$13.4M Hold
557,200
– – 0.03% 450
2017
Q2 		$11.5M Hold
557,200
– – 0.03% 455
2017
Q1 		$11.6M Sell
557,200
-59,600
-10% -$1.29M 0.03% 420
2016
Q4 		$13.8M Hold
616,800
– – 0.05% 274
2016
Q3 		$11.8M Hold
616,800
– – 0.04% 316
2016
Q2 		$11.5M Sell
616,800
-30,000
-5% -$571K 0.05% 312
2016
Q1 		$13.1M Sell
646,800
-160,000
-20% -$2.96M 0.05% 302
2015
Q4 		$13.9M Sell
806,800
-100,000
-11% -$1.59M 0.06% 258
2015
Q3 		$13.2M Hold
906,800
– – 0.05% 319
2015
Q2 		$14.7M Buy
906,800
+103,800
+13% +$1.78M 0.05% 337
2015
Q1 		$15M Buy
803,000
+132,700
+20% +$2.82M 0.06% 338
2014
Q4 		$14.6M Buy
670,300
+24,400
+4% +$500K 0.05% 368
2014
Q3 		$13.3M Sell
645,900
-20,200
-3% -$452K 0.05% 381
2014
Q2 		$15M Buy
666,100
+41,500
+7% +$940K 0.05% 349
2014
Q1 		$15.2M Buy
624,600
+210,600
+51% +$5.43M 0.06% 332
2013
Q4 		$11.2M Buy
+414,000
New +$10.4M 0.05% 410

Other funds holding ADTN

BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
RA
Royce & Associates New York $10.1B AUM 42.88% 1-Year Est. Return
DnB Asset Management
DnB Asset Management Oslo, Norway $28B AUM 26% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
William Blair Investment Management
William Blair Investment Management Chicago, Illinois $30.3B AUM 33.75% 1-Year Est. Return
Millennium Management
Millennium Management New York $240B AUM 35.51% 1-Year Est. Return
Morgan Stanley
Morgan Stanley New York $1.66T AUM 25.57% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return

Canada Pension Plan Investment Board's ADTN Position: Q1 2026 in Review

Canada Pension Plan Investment Board held its Adtran (ADTN) position steady in Q1 2026 at 15,500 shares worth $195K. The position accounts for ﹤0.01% of the portfolio, ranked #1576.

Canada Pension Plan Investment Board first reported a position in ADTN in Q4 2013 and has held it in 24 quarters since. The position peaked at $15.2M in Q1 2014. 227 funds tracked by Wall St. Rank hold ADTN as of Q1 2026.

  • Canada Pension Plan Investment Board held 15,500 shares of Adtran worth $195K as of Q1 2026.
  • Canada Pension Plan Investment Board left its Adtran share count unchanged in Q1 2026.
  • Adtran made up ﹤0.01% of Canada Pension Plan Investment Board's portfolio in Q1 2026, its #1576 holding.
  • Canada Pension Plan Investment Board first reported a position in Adtran in Q4 2013 and has held it in 24 quarters since.
  • Canada Pension Plan Investment Board's Adtran position peaked at $15.2M in Q1 2014.
  • 227 funds tracked by Wall St. Rank held Adtran as of Q1 2026.

Based on Canada Pension Plan Investment Board's 13F filing for Q1 2026, filed 15 May 2026.