William Blair Investment Management’s Rush Street Interactive RSI Stock Holding History

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q1	$50.7M	Sell	2,331,047 -226,731	-9%	-$4.34M	0.17%	135
2025 Q4	$49.7M	Buy	2,557,778 +378,002	+17%	+$6.99M	0.14%	140
2025 Q3	$44.6M	Sell	2,179,776 -495,825	-19%	-$9.35M	0.12%	148
2025 Q2	$39.9M	Buy	2,675,601 +121,992	+5%	+$1.51M	0.11%	156
2025 Q1	$27.4M	Buy	2,553,609 +976,711	+62%	+$12.8M	0.08%	234
2024 Q4	$21.6M	Buy	+1,576,898	New	+$19.2M	0.05%	303
2022 Q4	–	Sell	-1,467,868	Closed	-$5.4M	–	415
2022 Q3	$5.4M	Buy	1,467,868 +74,896	+5%	+$396K	0.02%	323
2022 Q2	$6.5M	Buy	1,392,972 +115,170	+9%	+$686K	0.02%	319
2022 Q1	$9.29M	Sell	1,277,802 -16,610	-1%	-$167K	0.03%	322
2021 Q4	$21.4M	Sell	1,294,412 -121,669	-9%	-$2.29M	0.06%	288
2021 Q3	$27.2M	Sell	1,416,081 -632,371	-31%	-$8.65M	0.08%	280
2021 Q2	$25.1M	Buy	2,048,452 +32,430	+2%	+$436K	0.08%	199
2021 Q1	$32.9M	Buy	2,016,022 +110,734	+6%	+$2.13M	0.11%	172
2020 Q4	$41.2M	Buy	1,905,288 +550,929	+41%	+$8.25M	0.14%	146
2020 Q3	$17.3M	Buy	+1,354,359	New	+$15.4M	0.07%	200