William Blair & Company
IWC icon

William Blair & Company’s iShares Micro-Cap ETF IWC Stock Holding History

William Blair & Company’s Portfolio IWC Stock Details IWC Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$136K Buy
680
+325
+92% +$59.5K ﹤0.01% 1635
2026
Q1 		$56.7K Hold
355
– – ﹤0.01% 1683
2025
Q4 		$56K Buy
+355
New +$55.2K ﹤0.01% 1645
2023
Q4 		– Sell
-50
Closed -$5K – 1817
2023
Q3 		$5K Hold
50
– – ﹤0.01% 1746
2023
Q2 		$5.46K Hold
50
– – ﹤0.01% 1757
2023
Q1 		$5.23K Hold
50
– – ﹤0.01% 1752
2022
Q4 		$5.39K Sell
50
-100
-67% -$10.9K ﹤0.01% 1764
2022
Q3 		$16K Hold
150
– – ﹤0.01% 1715
2022
Q2 		$16K Hold
150
– – ﹤0.01% 1746
2022
Q1 		$19K Sell
150
-1,645
-92% -$211K ﹤0.01% 1800
2021
Q4 		$251K Buy
1,795
+100
+6% +$14.5K ﹤0.01% 1485
2021
Q3 		$245K Hold
1,695
– – ﹤0.01% 1412
2021
Q2 		$259K Hold
1,695
– – ﹤0.01% 1405
2021
Q1 		$249K Hold
1,695
– – ﹤0.01% 1400
2020
Q4 		$201K Buy
1,695
+1,620
+2,160% +$171K ﹤0.01% 1434
2020
Q3 		$7K Sell
75
-50
-40% -$4.56K ﹤0.01% 1652
2020
Q2 		$11K Sell
125
-2,250
-95% -$176K ﹤0.01% 1587
2020
Q1 		$159K Sell
2,375
-800
-25% -$70.7K ﹤0.01% 1220
2019
Q4 		$316K Buy
3,175
+1,950
+159% +$180K ﹤0.01% 1154
2019
Q3 		$108K Buy
1,225
+25
+2% +$2.25K ﹤0.01% 1368
2019
Q2 		$112K Buy
1,200
+25
+2% +$2.32K ﹤0.01% 1407
2019
Q1 		$109K Buy
1,175
+35
+3% +$3.23K ﹤0.01% 1393
2018
Q4 		$94K Sell
1,140
-50
-4% -$4.64K ﹤0.01% 1329
2018
Q3 		$127K Buy
1,190
+890
+297% +$95.4K ﹤0.01% 1353
2018
Q2 		$32K Hold
300
– – ﹤0.01% 1464
2018
Q1 		$29K Buy
+300
New +$29.2K ﹤0.01% 1389

Other funds holding IWC

1832 Asset Management
1832 Asset Management Toronto, Ontario, Canada $199B AUM 37.98% 1-Year Est. Return
WT
Whittier Trust South Pasadena, California $10.2B AUM 33.39% 1-Year Est. Return
Goldman Sachs
Goldman Sachs New York $1.15T AUM 47.82% 1-Year Est. Return
Bank of America
Bank of America Charlotte, North Carolina $1.55T AUM 33.47% 1-Year Est. Return
WTC
WhitTier Trust Company Reno, Nevada $5.35B AUM 29.91% 1-Year Est. Return
EWM
Empirical Wealth Management Seattle, Washington $6.85B AUM 30.02% 1-Year Est. Return
Wells Fargo
Wells Fargo San Francisco, California $617B AUM 30.33% 1-Year Est. Return
Morgan Stanley
Morgan Stanley New York $1.89T AUM 35.08% 1-Year Est. Return
Cetera Investment Advisers
Cetera Investment Advisers Schaumburg, Illinois $110B AUM 26.29% 1-Year Est. Return
Bank of Montreal
Bank of Montreal Toronto, Ontario, Canada $304B AUM 35.64% 1-Year Est. Return

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

William Blair & Company increased its iShares Micro-Cap ETF (IWC) stake by 92% in Q2 2026, buying an estimated $59.5K and bringing the position to 680 shares worth $136K. The position accounts for ﹤0.01% of the portfolio, ranked #1635.

William Blair & Company first reported a position in IWC in Q1 2018 and has held it in 26 quarters since. The position peaked at $316K in Q4 2019. 273 funds tracked by Wall St. Rank hold IWC as of Q2 2026.

  • William Blair & Company held 680 shares of iShares Micro-Cap ETF worth $136K as of Q2 2026.
  • William Blair & Company bought 325 iShares Micro-Cap ETF shares in Q2 2026, an estimated $59.5K.
  • iShares Micro-Cap ETF made up ﹤0.01% of William Blair & Company's portfolio in Q2 2026, its #1635 holding.
  • William Blair & Company first reported a position in iShares Micro-Cap ETF in Q1 2018 and has held it in 26 quarters since.
  • William Blair & Company's iShares Micro-Cap ETF position peaked at $316K in Q4 2019.
  • 273 funds tracked by Wall St. Rank held iShares Micro-Cap ETF as of Q2 2026.

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