Marshall Wace
SNBR

Marshall Wace’s Sleep Number SNBR Stock Holding History

Marshall Wace’s Portfolio SNBR Stock Details SNBR Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$1.44M Buy
+806,416
New +$6.07M ﹤0.01% 1959
2025
Q4 		– Sell
-13,133
Closed -$92.2K – 3442
2025
Q3 		$92.2K Buy
+13,133
New +$115K ﹤0.01% 2668
2025
Q2 		– Sell
-18,067
Closed -$115K – 3131
2025
Q1 		$115K Sell
18,067
-638,264
-97% -$8.54M ﹤0.01% 2485
2024
Q4 		$10M Buy
656,331
+35,024
+6% +$543K 0.01% 796
2024
Q3 		$11.4M Buy
621,307
+138,033
+29% +$1.81M 0.01% 717
2024
Q2 		$4.62M Sell
483,274
-344,363
-42% -$4.71M 0.01% 1023
2024
Q1 		$13.3M Buy
827,637
+751,521
+987% +$9.74M 0.02% 651
2023
Q4 		$1.13M Buy
76,116
+17,557
+30% +$272K ﹤0.01% 1432
2023
Q3 		$1.44M Buy
58,559
+16,287
+39% +$456K ﹤0.01% 1367
2023
Q2 		$1.15M Buy
42,272
+23,476
+125% +$536K ﹤0.01% 1652
2023
Q1 		$572K Sell
18,796
-6,162
-25% -$201K ﹤0.01% 2046
2022
Q4 		$648K Sell
24,958
-61,026
-71% -$1.85M ﹤0.01% 2265
2022
Q3 		$2.91M Buy
85,984
+73,726
+601% +$2.96M 0.01% 1775
2022
Q2 		$379K Buy
+12,258
New +$520K ﹤0.01% 2927
2021
Q4 		– Sell
-6,674
Closed -$624K – 4260
2021
Q3 		$624K Sell
6,674
-295
-4% -$29.3K ﹤0.01% 2286
2021
Q2 		$766K Buy
+6,969
New +$794K ﹤0.01% 1937
2020
Q4 		– Sell
-8,116
Closed -$397K – 2147
2020
Q3 		$397K Sell
8,116
-27,173
-77% -$1.28M ﹤0.01% 1295
2020
Q2 		$1.47M Buy
+35,289
New +$1.12M 0.01% 894
2020
Q1 		– Sell
-77,375
Closed -$3.81M – 2027
2019
Q4 		$3.81M Buy
+77,375
New +$3.68M 0.03% 619
2015
Q3 		– Sell
-28,979
Closed -$871K – 1044
2015
Q2 		$871K Buy
+28,979
New +$917K 0.01% 617
2015
Q1 		– Sell
-7,727
Closed -$209K – 928
2014
Q4 		$209K Buy
+7,727
New +$193K ﹤0.01% 744

Other funds holding SNBR

SCM
Stadium Capital Management New Canaan, Connecticut $40.6M AUM 5.83% 1-Year Est. Return
PRCP
Pacific Ridge Capital Partners Lake Oswego, Oregon $462M AUM 40.76% 1-Year Est. Return
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Charles Schwab
Charles Schwab San Francisco, California $654B AUM 26.35% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
Bank of America
Bank of America Charlotte, North Carolina $1.37T AUM 24.88% 1-Year Est. Return
Two Sigma Investments
Two Sigma Investments New York $124B AUM 33.93% 1-Year Est. Return
Goldman Sachs
Goldman Sachs New York $871B AUM 31.28% 1-Year Est. Return
Jacobs Levy Equity Management
Jacobs Levy Equity Management Florham Park, New Jersey $23.8B AUM 25.4% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return

Marshall Wace's SNBR Position: Q1 2026 in Review

Marshall Wace opened a new position in Sleep Number (SNBR) in Q1 2026: 806,416 shares worth $1.44M. The stake represents ﹤0.01% of the portfolio and ranks #1959 among its holdings. This is a return to the name: Marshall Wace previously reported a position in SNBR as recently as Q3 2025.

Marshall Wace first reported a position in SNBR in Q4 2014 and has held it in 21 quarters since. The position peaked at $13.3M in Q1 2024. 120 funds tracked by Wall St. Rank hold SNBR as of Q1 2026.

  • Marshall Wace held 806,416 shares of Sleep Number worth $1.44M as of Q1 2026.
  • Sleep Number was a new Marshall Wace position in Q1 2026.
  • Sleep Number made up ﹤0.01% of Marshall Wace's portfolio in Q1 2026, its #1959 holding.
  • Marshall Wace first reported a position in Sleep Number in Q4 2014 and has held it in 21 quarters since.
  • Marshall Wace's Sleep Number position peaked at $13.3M in Q1 2024.
  • 120 funds tracked by Wall St. Rank held Sleep Number as of Q1 2026.

Based on Marshall Wace's 13F filing for Q1 2026, filed 15 May 2026.