William Blair & Company’s Vistra VST Stock Holding History

William Blair & Company’s Portfolio VST Stock Details VST Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q1	$2.75M	Sell	18,261 -7,036	-28%	-$1.14M	0.01%	653
2025 Q4	$4.08M	Buy	25,297 +3,264	+15%	+$595K	0.01%	573
2025 Q3	$4.32M	Buy	22,033 +9,404	+74%	+$1.86M	0.01%	560
2025 Q2	$2.45M	Buy	12,629 +3,566	+39%	+$528K	0.01%	669
2025 Q1	$1.06M	Sell	9,063 -40,531	-82%	-$6.06M	﹤0.01%	863
2024 Q4	$6.84M	Buy	49,594 +39,735	+403%	+$5.52M	0.02%	418
2024 Q3	$1.17M	Sell	9,859 -69	-0.7%	-$5.86K	﹤0.01%	862
2024 Q2	$854K	Buy	9,928 +3,611	+57%	+$302K	﹤0.01%	930
2024 Q1	$440K	Sell	6,317 -1,107	-15%	-$54.8K	﹤0.01%	1117
2023 Q4	$286K	Buy	+7,424	New	+$258K	﹤0.01%	1273
2021 Q2	–	Sell	-12,078	Closed	-$214K	–	1936
2021 Q1	$214K	Buy	+12,078	New	+$240K	﹤0.01%	1462

Other funds holding VST

BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return

VCM

Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM

VPM

Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM

State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return

Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return

Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return

Morgan Stanley New York $1.66T AUM 25.57% 1-Year Est. Return

JP Morgan Chase New York $1.56T AUM 27.86% 1-Year Est. Return

LPC

Lone Pine Capital Greenwich, Connecticut $12.5B AUM 54.4% 1-Year Est. Return

UBS Group Zurich, Switzerland $666B AUM 30.12% 1-Year Est. Return

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

William Blair & Company reduced its Vistra (VST) stake by 28% in Q1 2026, selling an estimated $1.14M and leaving 18,261 shares worth $2.75M. The position accounts for 0.01% of the portfolio, ranked #653.

William Blair & Company first reported a position in VST in Q1 2021 and has held it in 11 quarters since. The position peaked at $6.84M in Q4 2024. 1,313 funds tracked by Wall St. Rank hold VST as of Q1 2026.

William Blair & Company held 18,261 shares of Vistra worth $2.75M as of Q1 2026.
William Blair & Company sold 7,036 Vistra shares in Q1 2026, an estimated $1.14M.
Vistra made up 0.01% of William Blair & Company's portfolio in Q1 2026, its #653 holding.
William Blair & Company first reported a position in Vistra in Q1 2021 and has held it in 11 quarters since.
William Blair & Company's Vistra position peaked at $6.84M in Q4 2024.
1,313 funds tracked by Wall St. Rank held Vistra as of Q1 2026.

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