William Blair Investment Management
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William Blair Investment Management’s Banner Corp BANR Stock Holding History

William Blair Investment Management’s Portfolio BANR Stock Details BANR Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$25.1M Sell
413,966
-250,172
-38% -$15.5M 0.08% 224
2025
Q4 		$41.6M Sell
664,138
-45,527
-6% -$2.87M 0.12% 155
2025
Q3 		$46.5M Buy
709,665
+84,283
+13% +$5.55M 0.12% 145
2025
Q2 		$40.1M Buy
625,382
+2,741
+0.4% +$170K 0.11% 155
2025
Q1 		$39.7M Sell
622,641
-11,938
-2% -$804K 0.11% 163
2024
Q4 		$42.4M Buy
634,579
+628,426
+10,213% +$43M 0.1% 174
2024
Q3 		$366K Buy
+6,153
New +$348K ﹤0.01% 390
2021
Q3 		– Sell
-15,929
Closed -$864K – 438
2021
Q2 		$864K Sell
15,929
-122,032
-88% -$6.91M ﹤0.01% 341
2021
Q1 		$7.36M Sell
137,961
-80,884
-37% -$4.21M 0.02% 324
2020
Q4 		$10.2M Sell
218,845
-4,324
-2% -$178K 0.03% 300
2020
Q3 		$7.2M Buy
223,169
+18,803
+9% +$662K 0.03% 302
2020
Q2 		$7.77M Buy
204,366
+922
+0.5% +$32.8K 0.03% 281
2020
Q1 		$6.72M Sell
203,444
-9,296
-4% -$441K 0.03% 270
2019
Q4 		$12M Sell
212,740
-86,954
-29% -$4.81M 0.05% 261
2019
Q3 		$16.8M Sell
299,694
-18,430
-6% -$1.02M 0.07% 230
2019
Q2 		$17.2M Sell
318,124
-16,505
-5% -$885K 0.07% 237
2019
Q1 		$18.1M Sell
334,629
-13,828
-4% -$786K 0.08% 226
2018
Q4 		$18.6M Buy
348,457
+5,180
+2% +$301K 0.09% 199
2018
Q3 		$21.3M Sell
343,277
-30,418
-8% -$1.94M 0.07% 231
2018
Q2 		$22.5M Buy
373,695
+16,791
+5% +$986K 0.08% 228
2018
Q1 		$19.8M Sell
356,904
-12,133
-3% -$678K 0.08% 235
2017
Q4 		$20.3M Sell
369,037
-5,168
-1% -$300K 0.08% 243
2017
Q3 		$22.9M Sell
374,205
-8,452
-2% -$478K 0.08% 224
2017
Q2 		$21.6M Sell
382,657
-2,376
-0.6% -$131K 0.08% 228
2017
Q1 		$21.4M Sell
385,033
-1,564
-0.4% -$89.3K 0.08% 225
2016
Q4 		$21.6M Sell
386,597
-2,092
-0.5% -$103K 0.09% 223
2016
Q3 		$17M Buy
388,689
+205,128
+112% +$8.83M 0.06% 253
2016
Q2 		$7.81M Buy
+183,561
New +$7.81M 0.03% 323

Other funds holding BANR

BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
Charles Schwab
Charles Schwab San Francisco, California $654B AUM 26.35% 1-Year Est. Return
Wellington Management Group
Wellington Management Group Boston, Massachusetts $535B AUM 26.23% 1-Year Est. Return
Manulife (Manufacturers Life Insurance)
Manulife (Manufacturers Life Insurance) Canada, Ontario, Canada $116B AUM 26.37% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
UBS Group
UBS Group Zurich, Switzerland $666B AUM 30.12% 1-Year Est. Return

William Blair Investment Management's BANR Position: Q1 2026 in Review

William Blair Investment Management reduced its Banner Corp (BANR) stake by 38% in Q1 2026, selling an estimated $15.5M and leaving 413,966 shares worth $25.1M. The position accounts for 0.08% of the portfolio, ranked #224.

William Blair Investment Management first reported a position in BANR in Q2 2016 and has held it in 28 quarters since. The position peaked at $46.5M in Q3 2025. 269 funds tracked by Wall St. Rank hold BANR as of Q1 2026.

  • William Blair Investment Management held 413,966 shares of Banner Corp worth $25.1M as of Q1 2026.
  • William Blair Investment Management sold 250,172 Banner Corp shares in Q1 2026, an estimated $15.5M.
  • Banner Corp made up 0.08% of William Blair Investment Management's portfolio in Q1 2026, its #224 holding.
  • William Blair Investment Management first reported a position in Banner Corp in Q2 2016 and has held it in 28 quarters since.
  • William Blair Investment Management's Banner Corp position peaked at $46.5M in Q3 2025.
  • 269 funds tracked by Wall St. Rank held Banner Corp as of Q1 2026.

Based on William Blair Investment Management's 13F filing for Q1 2026, filed 8 May 2026.