Two Sigma Investments
COST icon

Two Sigma Investments’s Costco COST Stock Holding History

Two Sigma Investments’s Portfolio COST Stock Details COST Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$8.27M Buy
+8,300
New +$8.09M 0.01% 1550
2025
Q4 		– Sell
-3,000
Closed -$2.78M – 4113
2025
Q3 		$2.78M Buy
+3,000
New +$2.88M ﹤0.01% 1908
2022
Q1 		– Sell
-43,000
Closed -$24.4M – 2975
2021
Q4 		$24.4M Sell
43,000
-7,600
-15% -$3.89M 0.05% 410
2021
Q3 		$22.7M Sell
50,600
-27,700
-35% -$12.2M 0.05% 425
2021
Q2 		$31M Buy
78,300
+56,500
+259% +$21.4M 0.07% 337
2021
Q1 		$7.68M Sell
21,800
-29,900
-58% -$10.4M 0.02% 826
2020
Q4 		$19.5M Buy
51,700
+40,700
+370% +$15.2M 0.06% 381
2020
Q3 		$3.9M Sell
11,000
-49,100
-82% -$16.5M 0.01% 925
2020
Q2 		$18.2M Buy
60,100
+39,300
+189% +$12M 0.09% 237
2020
Q1 		$5.93M Sell
20,800
-14,700
-41% -$4.46M 0.05% 433
2019
Q4 		$10.4M Buy
35,500
+24,500
+223% +$7.28M 0.03% 601
2019
Q3 		$3.17M Buy
11,000
+1,700
+18% +$478K 0.01% 1119
2019
Q2 		$2.46M Buy
9,300
+1,300
+16% +$324K 0.01% 1310
2019
Q1 		$1.94M Buy
+8,000
New +$1.75M 0.01% 1443
2018
Q3 		– Sell
-17,900
Closed -$3.74M – 3232
2018
Q2 		$3.74M Sell
17,900
-2,800
-14% -$553K 0.01% 1184
2018
Q1 		$3.9M Sell
20,700
-49,300
-70% -$9.3M 0.01% 1097
2017
Q4 		$13M Sell
70,000
-52,300
-43% -$9.03M 0.04% 501
2017
Q3 		$20.1M Buy
+122,300
New +$19.2M 0.07% 326
2016
Q4 		– Sell
-13,500
Closed -$2.06M – 3153
2016
Q3 		$2.06M Buy
13,500
+8,500
+170% +$1.37M 0.01% 1431
2016
Q2 		$785K Sell
5,000
-9,000
-64% -$1.36M ﹤0.01% 1929
2016
Q1 		$2.21M Buy
14,000
+11,000
+367% +$1.67M 0.01% 1128
2015
Q4 		$485K Sell
3,000
-6,000
-67% -$948K ﹤0.01% 1984
2015
Q3 		$1.3M Buy
+9,000
New +$1.28M 0.01% 1055

Other funds holding COST

BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
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
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
Morgan Stanley
Morgan Stanley New York $1.66T AUM 25.57% 1-Year Est. Return
Bank of America
Bank of America Charlotte, North Carolina $1.37T AUM 24.88% 1-Year Est. Return
DAM
Diamant Asset Management Ridgefield, Connecticut $137B AUM 18.02% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return

Two Sigma Investments's COST Position: Q1 2026 in Review

Two Sigma Investments increased its Costco (COST) stake by 238% in Q1 2026, buying an estimated $600M and bringing the position to 874,793 shares worth $872M. The position accounts for 0.7% of the portfolio, ranked #8.

Two Sigma Investments first reported a position in COST in Q2 2013 and has held it in 37 quarters since. 4,237 funds tracked by Wall St. Rank hold COST as of Q1 2026.

  • Two Sigma Investments held 874,793 shares of Costco worth $872M as of Q1 2026.
  • Two Sigma Investments bought 615,669 Costco shares in Q1 2026, an estimated $600M.
  • Costco made up 0.7% of Two Sigma Investments's portfolio in Q1 2026, its #8 holding.
  • Two Sigma Investments first reported a position in Costco in Q2 2013 and has held it in 37 quarters since.
  • 4,237 funds tracked by Wall St. Rank held Costco as of Q1 2026.

Based on Two Sigma Investments's 13F filing for Q1 2026, filed 15 May 2026.