William Blair Investment Management, LLC Ishares Russell 2000 Gwt ETF Transaction History

William Blair Investment Management, LLC

$35.8 Billion
Q3 2025

A detailed history of William Blair Investment Management, LLC transactions in Ishares Russell 2000 Gwt ETF stock. As of the latest transaction made, William Blair Investment Management, LLC holds 36,160 shares of IWO stock, worth $11.3 Million. This represents 0.03% of its overall portfolio holdings.

Number of Shares

36,160

Previous 46,481 22.2%

Holding current value

$11.3 Million

Previous $13.3 Million 12.91%

% of portfolio

0.03%

Previous 0.04%

33 transactions

Quarter	Operation	Price Per share	shares change	shares Held
Q3 2025 Nov 12, 2025	SELL	$284.45 - $324.95 $2.94 Million - $3.35 Million	-10,321 Reduced 22.2%	36,160 $11.6 Million
Q2 2025 Jul 29, 2025	SELL	$224.16 - $285.86 $653,202 - $832,996	-2,914 Reduced 5.9%	46,481 $13.3 Million
Q1 2025 May 09, 2025	BUY	$254.58 - $302.92 $4.04 Million - $4.81 Million	15,883 Added 47.39%	49,395 $12.6 Million
Q4 2024 Feb 10, 2025	SELL	$278.19 - $315.36 $2.59 Million - $2.93 Million	-9,302 Reduced 21.73%	33,512 $9.65 Million
Q3 2024 Nov 08, 2024	BUY	$256.4 - $289.78 $2.58 Million - $2.91 Million	10,059 Added 30.71%	42,814 $12.2 Million

Q2 2024 Aug 08, 2024	SELL	$245.29 - $268.7 $2.99 Million - $3.27 Million	-12,184 Reduced 27.11%	32,755 $8.6 Million
Q1 2024 May 08, 2024	BUY	$239.5 - $270.8 $525,463 - $594,135	2,194 Added 5.13%	44,939 $12.2 Million
Q4 2023 Feb 09, 2024	BUY	$204.07 - $257.57 $2.81 Million - $3.54 Million	13,754 Added 47.44%	42,745 $10.8 Million
Q3 2023 Nov 09, 2023	BUY	$221.24 - $254.04 $599,781 - $688,702	2,711 Added 10.32%	28,991 $6.5 Million
Q2 2023 Aug 10, 2023	SELL	$219.8 - $242.66 $327,282 - $361,320	-1,489 Reduced 5.36%	26,280 $6.38 Million
Q1 2023 May 12, 2023	BUY	$212.51 - $245.01 $5.31 Million - $6.12 Million	24,992 Added 899.96%	27,769 $6.3 Million
Q4 2022 Feb 09, 2023	SELL	$205.84 - $231.03 $4.84 Million - $5.43 Million	-23,520 Reduced 89.44%	2,777 $595,000
Q3 2022 Nov 09, 2022	BUY	$202.93 - $248.43 $4.94 Million - $6.05 Million	24,346 Added 1247.87%	26,297 $5.43 Million
Q2 2022 Aug 10, 2022	SELL	$194.2 - $261.13 $5.29 Million - $7.12 Million	-27,265 Reduced 93.32%	1,951 $403,000
Q1 2022 May 11, 2022	BUY	$234.1 - $296.68 $5.41 Million - $6.86 Million	23,126 Added 379.74%	29,216 $7.47 Million
Q4 2021 Feb 14, 2022	SELL	$280.02 - $327.35 $5.39 Million - $6.3 Million	-19,240 Reduced 75.96%	6,090 $1.79 Million
Q3 2021 Nov 10, 2021	SELL	$284.4 - $314.06 $666,349 - $735,842	-2,343 Reduced 8.47%	25,330 $7.44 Million
Q2 2021 Aug 12, 2021	SELL	$278.74 - $313.3 $252,817 - $284,163	-907 Reduced 3.17%	27,673 $8.63 Million
Q1 2021 May 13, 2021	BUY	$282.5 - $336.63 $6.31 Million - $7.51 Million	22,323 Added 356.77%	28,580 $8.6 Million
Q4 2020 Feb 09, 2021	SELL	$223.17 - $294.86 $164,253 - $217,016	-736 Reduced 10.52%	6,257 $1.79 Million
Q3 2020 Nov 06, 2020	BUY	$203.91 - $230.98 $206,356 - $233,751	1,012 Added 16.92%	6,993 $1.55 Million
Q2 2020 Aug 12, 2020	BUY	$145.61 - $213.67 $165,558 - $242,942	1,137 Added 23.47%	5,981 $1.24 Million
Q1 2020 May 08, 2020	SELL	$135.58 - $225.25 $78,094 - $129,744	-576 Reduced 10.63%	4,844 $766,000
Q4 2019 Feb 12, 2020	SELL	$186.63 - $216.19 $593,670 - $687,700	-3,181 Reduced 36.98%	5,420 $1.16 Million
Q3 2019 Nov 12, 2019	SELL	$189.94 - $205.08 $159,359 - $172,062	-839 Reduced 8.89%	8,601 $1.66 Million
Q2 2019 Aug 09, 2019	SELL	$187.22 - $206.14 $5.94 Million - $6.54 Million	-31,726 Reduced 77.07%	9,440 $1.9 Million
Q1 2019 May 10, 2019	BUY	$164.26 - $202.05 $6.71 Million - $8.25 Million	40,831 Added 12188.36%	41,166 $8.1 Million
Q4 2018 Feb 13, 2019	SELL	$156.33 - $211.73 $6.01 Million - $8.14 Million	-38,427 Reduced 99.14%	335 $56,000
Q3 2018 Nov 13, 2018	BUY	$204.76 - $220.33 $994,724 - $1.07 Million	4,858 Added 14.33%	38,762 $8.34 Million
Q2 2018 Aug 14, 2018	BUY	$185.51 - $214.36 $4.55 Million - $5.25 Million	24,504 Added 260.68%	33,904 $6.93 Million
Q1 2018 May 14, 2018	BUY	$179.86 - $200.59 $440,657 - $491,445	2,450 Added 35.25%	9,400 $1.79 Million
Q4 2017 Feb 14, 2018	BUY	$177.13 - $188.2 $161,188 - $171,262	910 Added 15.07%	6,950 $1.3 Million
Q3 2017 Nov 13, 2017	BUY	$173.97 - $178.96 $1.05 Million - $1.08 Million	6,040	6,040 $1.08 Million

Others Institutions Holding IWO

# of Institutions

1,151

Shares Held

32.7M

Call Options Held

53.3K

Put Options Held

25.5K

View Full List

About ISHARES RUSSELL 2000 GWT ETF

Ticker IWO
Sector ETFs
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William Blair Investment Management, LLC Ishares Russell 2000 Gwt ETF Transaction History