William Blair & Company
RUN icon

William Blair & Company’s Sunrun RUN Stock Holding History

William Blair & Company’s Portfolio RUN Stock Details RUN Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$157K Buy
+11,601
New +$193K ﹤0.01% 1523
2024
Q4 		– Sell
-10,270
Closed -$185K – 1873
2024
Q3 		$185K Buy
10,270
+16
+0.2% +$284 ﹤0.01% 1452
2024
Q2 		$122K Sell
10,254
-650
-6% -$7.96K ﹤0.01% 1481
2024
Q1 		$144K Buy
10,904
+225
+2% +$3.09K ﹤0.01% 1461
2023
Q4 		$210K Sell
10,679
-6,660
-38% -$84.5K ﹤0.01% 1379
2023
Q3 		$218K Buy
17,339
+920
+6% +$15.1K ﹤0.01% 1360
2023
Q2 		$293K Buy
16,419
+2,450
+18% +$45.6K ﹤0.01% 1257
2023
Q1 		$281K Buy
13,969
+2,000
+17% +$46.7K ﹤0.01% 1267
2022
Q4 		$287K Buy
+11,969
New +$319K ﹤0.01% 1246

Other funds holding RUN

BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM
Goldman Sachs
Goldman Sachs New York $871B AUM 31.28% 1-Year Est. Return
GC
Greenvale Capital London, United Kingdom $912M AUM 34.2% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
PI
PGGM Investments Zeist, Netherlands $5.7B AUM 17.05% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
Invesco
Invesco Atlanta, Georgia $1.02T AUM 30.18% 1-Year Est. Return
Grantham, Mayo, Van Otterloo & Co (GMO)
Grantham, Mayo, Van Otterloo & Co (GMO) Boston, Massachusetts $39.1B AUM 28.69% 1-Year Est. Return
Two Sigma Investments
Two Sigma Investments New York $124B AUM 33.93% 1-Year Est. Return

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

William Blair & Company opened a new position in Sunrun (RUN) in Q1 2026: 11,601 shares worth $157K. The stake represents ﹤0.01% of the portfolio and ranks #1523 among its holdings. This is a return to the name: William Blair & Company previously reported a position in RUN as recently as Q3 2024.

William Blair & Company first reported a position in RUN in Q4 2022 and has held it in 9 quarters since. The position peaked at $293K in Q2 2023. 398 funds tracked by Wall St. Rank hold RUN as of Q1 2026.

  • William Blair & Company held 11,601 shares of Sunrun worth $157K as of Q1 2026.
  • Sunrun was a new William Blair & Company position in Q1 2026.
  • Sunrun made up ﹤0.01% of William Blair & Company's portfolio in Q1 2026, its #1523 holding.
  • William Blair & Company first reported a position in Sunrun in Q4 2022 and has held it in 9 quarters since.
  • William Blair & Company's Sunrun position peaked at $293K in Q2 2023.
  • 398 funds tracked by Wall St. Rank held Sunrun as of Q1 2026.

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