William Blair & Company
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William Blair & Company’s Albemarle ALB Stock Holding History

William Blair & Company’s Portfolio ALB Stock Details ALB Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$1.34M Buy
7,453
+979
+15% +$167K ﹤0.01% 848
2025
Q4 		$916K Buy
6,474
+260
+4% +$29.5K ﹤0.01% 964
2025
Q3 		$504K Buy
6,214
+2,764
+80% +$213K ﹤0.01% 1115
2025
Q2 		$216K Sell
3,450
-2,281
-40% -$135K ﹤0.01% 1394
2025
Q1 		$413K Buy
5,731
+186
+3% +$15.1K ﹤0.01% 1139
2024
Q4 		$477K Sell
5,545
-2,447
-31% -$244K ﹤0.01% 1110
2024
Q3 		$757K Buy
7,992
+4,455
+126% +$395K ﹤0.01% 987
2024
Q2 		$338K Sell
3,537
-2,108
-37% -$251K ﹤0.01% 1230
2024
Q1 		$744K Buy
5,645
+1,620
+40% +$199K ﹤0.01% 970
2023
Q4 		$581K Buy
4,025
+212
+6% +$29.1K ﹤0.01% 1034
2023
Q3 		$648K Sell
3,813
-835
-18% -$166K ﹤0.01% 977
2023
Q2 		$1.04M Sell
4,648
-559
-11% -$114K ﹤0.01% 828
2023
Q1 		$1.15M Buy
5,207
+1,217
+31% +$300K ﹤0.01% 800
2022
Q4 		$865K Sell
3,990
-1,300
-25% -$347K ﹤0.01% 869
2022
Q3 		$1.4M Buy
5,290
+373
+8% +$94.8K 0.01% 711
2022
Q2 		$1.03M Buy
4,917
+1,058
+27% +$236K ﹤0.01% 843
2022
Q1 		$853K Buy
3,859
+286
+8% +$60.4K ﹤0.01% 976
2021
Q4 		$835K Buy
3,573
+601
+20% +$149K ﹤0.01% 1022
2021
Q3 		$651K Buy
2,972
+219
+8% +$46.8K ﹤0.01% 1065
2021
Q2 		$464K Sell
2,753
-177
-6% -$28.6K ﹤0.01% 1171
2021
Q1 		$428K Buy
2,930
+705
+32% +$113K ﹤0.01% 1186
2020
Q4 		$328K Buy
+2,225
New +$264K ﹤0.01% 1222
2019
Q4 		– Sell
-3,169
Closed -$220K – 1725
2019
Q3 		$220K Sell
3,169
-363
-10% -$24.7K ﹤0.01% 1231
2019
Q2 		$249K Buy
3,532
+1,040
+42% +$76.8K ﹤0.01% 1221
2019
Q1 		$204K Sell
2,492
-1,029
-29% -$84.1K ﹤0.01% 1295
2018
Q4 		$271K Buy
+3,521
New +$332K ﹤0.01% 1116
2017
Q4 		– Sell
-4,483
Closed -$611K – 1365
2017
Q3 		$611K Buy
4,483
+2,445
+120% +$291K ﹤0.01% 864
2017
Q2 		$215K Buy
+2,038
New +$222K ﹤0.01% 1310

Other funds holding ALB

Capital World Investors
Capital World Investors Los Angeles, California $733B AUM 35.63% 1-Year Est. Return
BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
Bank of America
Bank of America Charlotte, North Carolina $1.37T AUM 24.88% 1-Year Est. Return
Primecap Management
Primecap Management Pasadena, California $127B AUM 44.11% 1-Year Est. Return
Two Sigma Investments
Two Sigma Investments New York $124B AUM 33.93% 1-Year Est. Return
Morgan Stanley
Morgan Stanley New York $1.66T AUM 25.57% 1-Year Est. Return

William Blair & Company's ALB Position: Q1 2026 in Review

William Blair & Company increased its Albemarle (ALB) stake by 15% in Q1 2026, buying an estimated $167K and bringing the position to 7,453 shares worth $1.34M. The position accounts for ﹤0.01% of the portfolio, ranked #848.

William Blair & Company first reported a position in ALB in Q2 2017 and has held it in 28 quarters since. The position peaked at $1.4M in Q3 2022. 982 funds tracked by Wall St. Rank hold ALB as of Q1 2026.

  • William Blair & Company held 7,453 shares of Albemarle worth $1.34M as of Q1 2026.
  • William Blair & Company bought 979 Albemarle shares in Q1 2026, an estimated $167K.
  • Albemarle made up ﹤0.01% of William Blair & Company's portfolio in Q1 2026, its #848 holding.
  • William Blair & Company first reported a position in Albemarle in Q2 2017 and has held it in 28 quarters since.
  • William Blair & Company's Albemarle position peaked at $1.4M in Q3 2022.
  • 982 funds tracked by Wall St. Rank held Albemarle as of Q1 2026.

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