William Blair & Company
PIO icon

William Blair & Company’s Invesco Global Water ETF PIO Stock Holding History

William Blair & Company’s Portfolio PIO Stock Details PIO Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$95K Hold
2,113
– – ﹤0.01% 1690
2026
Q1 		$91.7K Hold
2,113
– – ﹤0.01% 1607
2025
Q4 		$93.3K Hold
2,113
– – ﹤0.01% 1572
2025
Q3 		$94.8K Hold
2,113
– – ﹤0.01% 1566
2025
Q2 		$94.4K Buy
2,113
+1
+0% +$42 ﹤0.01% 1522
2025
Q1 		$84.8K Sell
2,112
-772
-27% -$31.3K ﹤0.01% 1523
2024
Q4 		$113K Hold
2,884
– – ﹤0.01% 1514
2024
Q3 		$124K Hold
2,884
– – ﹤0.01% 1512
2024
Q2 		$117K Hold
2,884
– – ﹤0.01% 1490
2024
Q1 		$124K Hold
2,884
– – ﹤0.01% 1484
2023
Q4 		$114K Sell
2,884
-600
-17% -$21.1K ﹤0.01% 1487
2023
Q3 		$118K Sell
3,484
-575
-14% -$20.4K ﹤0.01% 1479
2023
Q2 		$145K Buy
4,059
+1
+0% +$35 ﹤0.01% 1461
2023
Q1 		$142K Hold
4,058
– – ﹤0.01% 1454
2022
Q4 		$133K Buy
4,058
+523
+15% +$16.7K ﹤0.01% 1443
2022
Q3 		$102K Hold
3,535
– – ﹤0.01% 1508
2022
Q2 		$110K Hold
3,535
– – ﹤0.01% 1527
2022
Q1 		$129K Hold
3,535
– – ﹤0.01% 1603
2021
Q4 		$154K Hold
3,535
– – ﹤0.01% 1630
2021
Q3 		$140K Buy
3,535
+601
+20% +$25.2K ﹤0.01% 1567
2021
Q2 		$116K Hold
2,934
– – ﹤0.01% 1596
2021
Q1 		$106K Hold
2,934
– – ﹤0.01% 1585
2020
Q4 		$102K Buy
2,934
+17
+0.6% +$570 ﹤0.01% 1545
2020
Q3 		$93K Buy
2,917
+33
+1% +$1.02K ﹤0.01% 1439
2020
Q2 		$83K Buy
2,884
+1,147
+66% +$31.2K ﹤0.01% 1394
2020
Q1 		$43K Buy
+1,737
New +$51.1K ﹤0.01% 1406

Other funds holding PIO

Bank of America
Bank of America Charlotte, North Carolina $1.55T AUM 33.47% 1-Year Est. Return
1832 Asset Management
1832 Asset Management Toronto, Ontario, Canada $199B AUM 37.98% 1-Year Est. Return
Morgan Stanley
Morgan Stanley New York $1.89T AUM 35.08% 1-Year Est. Return
Wells Fargo
Wells Fargo San Francisco, California $617B AUM 30.33% 1-Year Est. Return
Osaic Holdings
Osaic Holdings Scottsdale, Arizona $85.1B AUM 27.35% 1-Year Est. Return
LPL Financial
LPL Financial San Diego, California $445B AUM 25.58% 1-Year Est. Return
UBS Group
UBS Group Zurich, Switzerland $786B AUM 40.34% 1-Year Est. Return
Stifel Financial
Stifel Financial St. Louis, Missouri $120B AUM 27.84% 1-Year Est. Return
CIBC World Market
CIBC World Market Toronto, Ontario, Canada $62.3B AUM 44.64% 1-Year Est. Return
Citadel Advisors
Citadel Advisors Miami, Florida $875B AUM 40.89% 1-Year Est. Return

William Blair & Company's PIO Position: Q2 2026 in Review

William Blair & Company held its Invesco Global Water ETF (PIO) position steady in Q2 2026 at 2,113 shares worth $95K. The position accounts for ﹤0.01% of the portfolio, ranked #1690.

William Blair & Company first reported a position in PIO in Q1 2020 and has held it in 26 quarters since. The position peaked at $154K in Q4 2021. 116 funds tracked by Wall St. Rank hold PIO as of Q2 2026.

  • William Blair & Company held 2,113 shares of Invesco Global Water ETF worth $95K as of Q2 2026.
  • William Blair & Company left its Invesco Global Water ETF share count unchanged in Q2 2026.
  • Invesco Global Water ETF made up ﹤0.01% of William Blair & Company's portfolio in Q2 2026, its #1690 holding.
  • William Blair & Company first reported a position in Invesco Global Water ETF in Q1 2020 and has held it in 26 quarters since.
  • William Blair & Company's Invesco Global Water ETF position peaked at $154K in Q4 2021.
  • 116 funds tracked by Wall St. Rank held Invesco Global Water ETF as of Q2 2026.

Based on William Blair & Company's 13F filing for Q2 2026, filed 11 Aug 2026.