William Blair & Company
SONO icon

William Blair & Company’s Sonos SONO Stock Holding History

William Blair & Company’s Portfolio SONO Stock Details SONO Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$141K Buy
+10,400
New +$152K ﹤0.01% 1632
2024
Q1 		– Sell
-19,708
Closed -$338K – 1844
2023
Q4 		$338K Sell
19,708
-1,802
-8% -$24.3K ﹤0.01% 1199
2023
Q3 		$278K Sell
21,510
-10,075
-32% -$149K ﹤0.01% 1265
2023
Q2 		$516K Sell
31,585
-1,526
-5% -$27.1K ﹤0.01% 1047
2023
Q1 		$650K Sell
33,111
-1,171
-3% -$22.3K ﹤0.01% 956
2022
Q4 		$579K Sell
34,282
-37
-0.1% -$602 ﹤0.01% 999
2022
Q3 		$477K Buy
34,319
+12,647
+58% +$225K ﹤0.01% 1056
2022
Q2 		$391K Sell
21,672
-2,918
-12% -$65.4K ﹤0.01% 1154
2022
Q1 		$694K Sell
24,590
-4,075
-14% -$108K ﹤0.01% 1046
2021
Q4 		$854K Buy
28,665
+7,075
+33% +$225K ﹤0.01% 1015
2021
Q3 		$699K Buy
21,590
+4,950
+30% +$178K ﹤0.01% 1049
2021
Q2 		$586K Sell
16,640
-1,000
-6% -$37.4K ﹤0.01% 1095
2021
Q1 		$661K Sell
17,640
-110
-0.6% -$3.71K ﹤0.01% 1036
2020
Q4 		$415K Buy
17,750
+1,000
+6% +$18.6K ﹤0.01% 1143
2020
Q3 		$254K Buy
+16,750
New +$247K ﹤0.01% 1199
2020
Q1 		– Sell
-14,400
Closed -$225K – 1759
2019
Q4 		$225K Sell
14,400
-1,000
-6% -$13.9K ﹤0.01% 1265
2019
Q3 		$207K Buy
15,400
+1,000
+7% +$12.5K ﹤0.01% 1253
2019
Q2 		$163K Buy
14,400
+2,000
+16% +$22K ﹤0.01% 1352
2019
Q1 		$128K Buy
12,400
+500
+4% +$5.42K ﹤0.01% 1373
2018
Q4 		$117K Buy
+11,900
New +$149K ﹤0.01% 1298

Other funds holding SONO

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
CCM
Coliseum Capital Management Rowayton, Connecticut $1.16B AUM 23.26% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
Arrowstreet Capital
Arrowstreet Capital Boston, Massachusetts $225B AUM 49.49% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
Jacobs Levy Equity Management
Jacobs Levy Equity Management Florham Park, New Jersey $27.8B AUM 46.46% 1-Year Est. Return
TI
Trigran Investments Northbrook, Illinois $545M AUM 56.2% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 1-Year Est. Return

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

William Blair & Company opened a new position in Sonos (SONO) in Q2 2026: 10,400 shares worth $141K. The stake represents ﹤0.01% of the portfolio and ranks #1632 among its holdings. This is a return to the name: William Blair & Company previously reported a position in SONO as recently as Q4 2023.

William Blair & Company first reported a position in SONO in Q4 2018 and has held it in 20 quarters since. The position peaked at $854K in Q4 2021. 306 funds tracked by Wall St. Rank hold SONO as of Q2 2026.

  • William Blair & Company held 10,400 shares of Sonos worth $141K as of Q2 2026.
  • Sonos was a new William Blair & Company position in Q2 2026.
  • Sonos made up ﹤0.01% of William Blair & Company's portfolio in Q2 2026, its #1632 holding.
  • William Blair & Company first reported a position in Sonos in Q4 2018 and has held it in 20 quarters since.
  • William Blair & Company's Sonos position peaked at $854K in Q4 2021.
  • 306 funds tracked by Wall St. Rank held Sonos as of Q2 2026.

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