William Blair Investment Management’s Idacorp IDA Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake
Trade Value Portfolio Weight Portfolio Position
2026
Q2
$32.3M Sell
213,462
-9,025
-4% -$1.3M 0.1% 185
2026
Q1
$31.8M Sell
222,487
-353,590
-61% -$48.5M 0.11% 181
2025
Q4
$72.9M Sell
576,077
-46,980
-8% -$6.11M 0.2% 121
2025
Q3
$82.3M Sell
623,057
-14,053
-2% -$1.74M 0.21% 118
2025
Q2
$73.6M Buy
637,110
+160,717
+34% +$18.6M 0.2% 119
2025
Q1
$55.4M Buy
476,393
+96,325
+25% +$10.8M 0.16% 140
2024
Q4
$41.5M Sell
380,068
-597
-0.2% -$65.6K 0.1% 176
2024
Q3
$39.2M Sell
380,665
-2,260
-0.6% -$226K 0.1% 172
2024
Q2
$35.7M Sell
382,925
-2,000
-0.5% -$188K 0.09% 186
2024
Q1
$35.8M Sell
384,925
-37,357
-9% -$3.42M 0.09% 206
2023
Q4
$41.5M Sell
422,282
-44,379
-10% -$4.3M 0.12% 159
2023
Q3
$43.7M Buy
466,661
+45,585
+11% +$4.5M 0.15% 145
2023
Q2
$43.2M Buy
421,076
+60,709
+17% +$6.53M 0.14% 149
2023
Q1
$39M Buy
360,367
+47,670
+15% +$5.01M 0.14% 153
2022
Q4
$33.7M Buy
312,697
+19,840
+7% +$2.06M 0.13% 174
2022
Q3
$29M Buy
292,857
+55,569
+23% +$6.06M 0.11% 201
2022
Q2
$25.1M Buy
237,288
+16,380
+7% +$1.77M 0.09% 240
2022
Q1
$25.5M Buy
220,908
+29,942
+16% +$3.26M 0.08% 264
2021
Q4
$21.6M Sell
190,966
-12,327
-6% -$1.31M 0.06% 284
2021
Q3
$21M Sell
203,293
-5,778
-3% -$604K 0.06% 302
2021
Q2
$20.4M Sell
209,071
-54,999
-21% -$5.51M 0.06% 219
2021
Q1
$26.4M Sell
264,070
-23,831
-8% -$2.18M 0.09% 193
2020
Q4
$27.6M Buy
287,901
+45,819
+19% +$4.17M 0.09% 181
2020
Q3
$19.3M Buy
242,082
+13,473
+6% +$1.19M 0.08% 196
2020
Q2
$20M Sell
228,609
-8,183
-3% -$739K 0.08% 189
2020
Q1
$20.8M Buy
236,792
+86,419
+57% +$8.89M 0.1% 174
2019
Q4
$16.1M Sell
150,373
-45,083
-23% -$4.82M 0.06% 223
2019
Q3
$22M Sell
195,456
-11,213
-5% -$1.19M 0.09% 183
2019
Q2
$20.8M Sell
206,669
-49,726
-19% -$5.02M 0.09% 194
2019
Q1
$25.5M Buy
256,395
+213
+0.1% +$20.7K 0.11% 168
2018
Q4
$23.8M Sell
256,182
-2,943
-1% -$287K 0.12% 172
2018
Q3
$25.7M Buy
259,125
+7,895
+3% +$760K 0.09% 207
2018
Q2
$23.2M Sell
251,230
-66,343
-21% -$5.95M 0.09% 221
2018
Q1
$28M Sell
317,573
-44,241
-12% -$3.73M 0.11% 190
2017
Q4
$33.1M Buy
361,814
+74,415
+26% +$6.95M 0.13% 179
2017
Q3
$25.3M Sell
287,399
-1,493
-0.5% -$131K 0.09% 207
2017
Q2
$24.7M Buy
288,892
+21,059
+8% +$1.81M 0.09% 200
2017
Q1
$22.2M Sell
267,833
-1,091
-0.4% -$87.9K 0.08% 214
2016
Q4
$21.7M Sell
268,924
-201
-0.1% -$15.5K 0.09% 220
2016
Q3
$21.1M Sell
269,125
-5,736
-2% -$453K 0.08% 211
2016
Q2
$22.4M Sell
274,861
-6,579
-2% -$485K 0.09% 198
2016
Q1
$21M Sell
281,440
-18,915
-6% -$1.34M 0.08% 196
2015
Q4
$20.4M Sell
300,355
-7,639
-2% -$515K 0.08% 195
2015
Q3
$19.9M Buy
+307,994
New +$18.6M 0.04% 514

Other funds holding IDA

William Blair Investment Management's IDA Position: Q2 2026 in Review

William Blair Investment Management reduced its Idacorp (IDA) stake by 4.1% in Q2 2026, selling an estimated $1.3M and leaving 213,462 shares worth $32.3M. The position accounts for 0.1% of the portfolio, ranked #185.

William Blair Investment Management first reported a position in IDA in Q3 2015 and has held it in 44 quarters since. The position peaked at $82.3M in Q3 2025. 563 funds tracked by Wall St. Rank hold IDA as of Q2 2026.

  • William Blair Investment Management held 213,462 shares of Idacorp worth $32.3M as of Q2 2026.
  • William Blair Investment Management sold 9,025 Idacorp shares in Q2 2026, an estimated $1.3M.
  • Idacorp made up 0.1% of William Blair Investment Management's portfolio in Q2 2026, its #185 holding.
  • William Blair Investment Management first reported a position in Idacorp in Q3 2015 and has held it in 44 quarters since.
  • William Blair Investment Management's Idacorp position peaked at $82.3M in Q3 2025.
  • 563 funds tracked by Wall St. Rank held Idacorp as of Q2 2026.

Based on William Blair Investment Management's 13F filing for Q2 2026, filed 12 Aug 2026.