Fred Alger Management’s Impinj PI Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake
Trade Value Portfolio Weight Portfolio Position
2026
Q1
$22.1M Buy
215,016
+164,420
+325% +$21.9M 0.1% 105
2025
Q4
$8.8M Sell
50,596
-85,186
-63% -$15.2M 0.03% 179
2025
Q3
$24.5M Sell
135,782
-155,131
-53% -$24.5M 0.1% 109
2025
Q2
$32.3M Buy
290,913
+122,456
+73% +$12.2M 0.14% 87
2025
Q1
$15.3M Buy
168,457
+61,549
+58% +$6.9M 0.09% 136
2024
Q4
$15.5M Sell
106,908
-14,209
-12% -$2.69M 0.07% 152
2024
Q3
$26.2M Buy
121,117
+17,515
+17% +$2.97M 0.13% 119
2024
Q2
$16.2M Sell
103,602
-368,119
-78% -$54.7M 0.08% 145
2024
Q1
$60.6M Sell
471,721
-292,744
-38% -$30.7M 0.3% 70
2023
Q4
$68.8M Sell
764,465
-31,508
-4% -$2.26M 0.37% 69
2023
Q3
$43.8M Buy
795,973
+568,301
+250% +$38.6M 0.25% 97
2023
Q2
$20.4M Sell
227,672
-107,929
-32% -$11.5M 0.1% 157
2023
Q1
$45.5M Sell
335,601
-89,082
-21% -$11.4M 0.24% 117
2022
Q4
$46.4M Sell
424,683
-197,299
-32% -$20.8M 0.25% 115
2022
Q3
$49.8M Sell
621,982
-250,348
-29% -$20.9M 0.25% 108
2022
Q2
$51.2M Buy
872,330
+139,143
+19% +$6.99M 0.24% 113
2022
Q1
$46.6M Buy
733,187
+173,835
+31% +$12.6M 0.15% 148
2021
Q4
$49.6M Sell
559,352
-400,729
-42% -$29.1M 0.12% 160
2021
Q3
$54.9M Sell
960,081
-90,115
-9% -$4.6M 0.13% 154
2021
Q2
$54.2M Buy
1,050,196
+258,497
+33% +$13.3M 0.13% 161
2021
Q1
$45M Buy
791,699
+193,410
+32% +$11.4M 0.12% 167
2020
Q4
$25.1M Sell
598,289
-187,767
-24% -$6.54M 0.07% 186
2020
Q3
$20.7M Buy
786,056
+25,608
+3% +$676K 0.06% 163
2020
Q2
$20.9M Buy
760,448
+266,007
+54% +$6.23M 0.07% 156
2020
Q1
$8.26M Buy
494,441
+389,999
+373% +$10.5M 0.04% 185
2019
Q4
$2.7M Buy
104,442
+540
+0.5% +$16.8K 0.01% 276
2019
Q3
$3.2M Buy
103,902
+319
+0.3% +$11.1K 0.01% 251
2019
Q2
$2.96M Buy
103,583
+12,574
+14% +$307K 0.01% 271
2019
Q1
$1.52M Sell
91,009
-872
-0.9% -$14.5K 0.01% 299
2018
Q4
$1.34M Sell
91,881
-150,502
-62% -$2.95M 0.01% 302
2018
Q3
$6.02M Buy
242,383
+8,945
+4% +$197K 0.02% 206
2018
Q2
$5.16M Buy
233,438
+3,555
+2% +$60.2K 0.02% 217
2018
Q1
$2.99M Buy
229,883
+136,746
+147% +$2.28M 0.01% 266
2017
Q4
$2.1M Buy
93,137
+935
+1% +$26.8K 0.01% 285
2017
Q3
$3.84M Buy
92,202
+55,531
+151% +$2.34M 0.02% 245
2017
Q2
$1.78M Buy
+36,671
New +$1.54M 0.01% 292

Other funds holding PI

Fred Alger Management's PI Position: Q1 2026 in Review

Fred Alger Management increased its Impinj (PI) stake by 325% in Q1 2026, buying an estimated $21.9M and bringing the position to 215,016 shares worth $22.1M. The position accounts for 0.1% of the portfolio, ranked #105.

Fred Alger Management first reported a position in PI in Q2 2017 and has held it in 36 quarters since. The position peaked at $68.8M in Q4 2023. 290 funds tracked by Wall St. Rank hold PI as of Q1 2026.

  • Fred Alger Management held 215,016 shares of Impinj worth $22.1M as of Q1 2026.
  • Fred Alger Management bought 164,420 Impinj shares in Q1 2026, an estimated $21.9M.
  • Impinj made up 0.1% of Fred Alger Management's portfolio in Q1 2026, its #105 holding.
  • Fred Alger Management first reported a position in Impinj in Q2 2017 and has held it in 36 quarters since.
  • Fred Alger Management's Impinj position peaked at $68.8M in Q4 2023.
  • 290 funds tracked by Wall St. Rank held Impinj as of Q1 2026.

Based on Fred Alger Management's 13F filing for Q1 2026, filed 15 May 2026.