William Blair Investment Management
STEL

William Blair Investment Management’s Stellar Bancorp STEL Stock Holding History

William Blair Investment Management’s Portfolio STEL Stock Details STEL Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		– Sell
-34,788
Closed -$1.27M – 442
2026
Q1 		$1.27M Sell
34,788
-479,842
-93% -$17.2M ﹤0.01% 358
2025
Q4 		$15.9M Sell
514,630
-640,315
-55% -$19.7M 0.04% 295
2025
Q3 		$35M Buy
1,154,945
+86,363
+8% +$2.62M 0.09% 183
2025
Q2 		$29.9M Sell
1,068,582
-86,451
-7% -$2.3M 0.08% 209
2025
Q1 		$31.9M Sell
1,155,033
-53,717
-4% -$1.51M 0.09% 206
2024
Q4 		$34.3M Buy
1,208,750
+138,778
+13% +$3.95M 0.08% 219
2024
Q3 		$27.7M Sell
1,069,972
-32,190
-3% -$826K 0.07% 254
2024
Q2 		$25.3M Sell
1,102,162
-2,070
-0.2% -$47K 0.07% 264
2024
Q1 		$26.9M Buy
1,104,232
+192,652
+21% +$4.79M 0.07% 268
2023
Q4 		$25.4M Buy
911,580
+830,541
+1,025% +$19.9M 0.07% 257
2023
Q3 		$1.73M Buy
+81,039
New +$1.85M 0.01% 347

Other funds holding STEL

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
Millennium Management
Millennium Management New York $276B AUM 44.8% 1-Year Est. Return
Luther King Capital Management (LKCM)
Luther King Capital Management (LKCM) Fort Worth, Texas $24.4B AUM 22.19% 1-Year Est. Return
Qube Research & Technologies (QRT)
Qube Research & Technologies (QRT) London, United Kingdom $108B AUM 37.29% 1-Year Est. Return
Balyasny Asset Management
Balyasny Asset Management Chicago, Illinois $80.2B AUM 51.53% 1-Year Est. Return
GLAM
Gardner Lewis Asset Management Chadds Ford, Pennsylvania $449M AUM 51.52% 1-Year Est. Return
MF
Magnetar Financial Evanston, Illinois $11B AUM 3.37% 1-Year Est. Return

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

William Blair Investment Management sold out of Stellar Bancorp (STEL) in Q2 2026, closing a stake of 34,788 shares — an estimated $1.27M sold.

William Blair Investment Management first reported a position in STEL in Q3 2023 and held it in 11 quarters. The position peaked at $35M in Q3 2025. 211 funds tracked by Wall St. Rank hold STEL as of Q2 2026.

  • William Blair Investment Management reported no remaining Stellar Bancorp position as of Q2 2026 after selling out during the quarter.
  • William Blair Investment Management sold 34,788 Stellar Bancorp shares in Q2 2026, an estimated $1.27M.
  • William Blair Investment Management first reported a position in Stellar Bancorp in Q3 2023 and held it in 11 quarters.
  • William Blair Investment Management's Stellar Bancorp position peaked at $35M in Q3 2025.
  • 211 funds tracked by Wall St. Rank held Stellar Bancorp as of Q2 2026.

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