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 		$872M Buy
874,793
+615,669
+238% +$600M 0.7% 8
2025
Q4 		$223M Buy
259,124
+8,226
+3% +$7.45M 0.32% 48
2025
Q3 		$232M Buy
250,898
+16,781
+7% +$16.1M 0.35% 52
2025
Q2 		$232M Buy
234,117
+111,097
+90% +$110M 0.41% 39
2025
Q1 		$116M Sell
123,020
-45,878
-27% -$44.7M 0.25% 93
2024
Q4 		$155M Buy
168,898
+2,990
+2% +$2.77M 0.34% 63
2024
Q3 		$147M Sell
165,908
-126,902
-43% -$110M 0.32% 69
2024
Q2 		$249M Sell
292,810
-1,682
-0.6% -$1.31M 0.57% 10
2024
Q1 		$216M Sell
294,492
-53,182
-15% -$38M 0.51% 29
2023
Q4 		$229M Buy
347,674
+129,186
+59% +$76.6M 0.53% 23
2023
Q3 		$123M Buy
218,488
+158,726
+266% +$87.6M 0.33% 67
2023
Q2 		$32.2M Buy
59,762
+38,914
+187% +$19.7M 0.08% 297
2023
Q1 		$10.4M Buy
+20,848
New +$10.2M 0.03% 577
2021
Q4 		– Sell
-309,384
Closed -$158M – 4364
2021
Q3 		$139M Sell
309,384
-272,309
-47% -$120M 0.31% 75
2021
Q2 		$230M Buy
581,693
+554,345
+2,027% +$210M 0.52% 20
2021
Q1 		$9.64M Sell
27,348
-439,485
-94% -$153M 0.03% 715
2020
Q4 		$176M Sell
466,833
-250,055
-35% -$93.4M 0.5% 40
2020
Q3 		$254M Buy
+716,888
New +$241M 0.9% 6
2020
Q2 		– Sell
-351,195
Closed -$107M – 3017
2020
Q1 		$100M Sell
351,195
-421,012
-55% -$128M 0.82% 14
2019
Q4 		$227M Buy
772,207
+196,357
+34% +$58.4M 0.68% 12
2019
Q3 		$166M Sell
575,850
-88,656
-13% -$24.9M 0.56% 19
2019
Q2 		$176M Buy
+664,506
New +$166M 0.59% 9
2019
Q1 		– Sell
-50,619
Closed -$11.1M – 3086
2018
Q4 		$10.3M Sell
50,619
-292,630
-85% -$65.4M 0.04% 537
2018
Q3 		$80.6M Buy
343,249
+71,717
+26% +$16.2M 0.22% 135
2018
Q2 		$56.7M Sell
271,532
-8,707
-3% -$1.72M 0.17% 150
2018
Q1 		$52.8M Buy
+280,239
New +$52.9M 0.18% 153
2017
Q1 		– Sell
-321,070
Closed -$53.8M – 2956
2016
Q4 		$51.4M Sell
321,070
-109,497
-25% -$16.7M 0.2% 126
2016
Q3 		$65.7M Buy
430,567
+407,890
+1,799% +$65.9M 0.24% 92
2016
Q2 		$3.56M Buy
22,677
+11,034
+95% +$1.67M 0.02% 933
2016
Q1 		$1.83M Buy
+11,643
New +$1.76M 0.01% 1234
2015
Q4 		– Sell
-5,060
Closed -$800K – 2704
2015
Q3 		$732K Sell
5,060
-131,820
-96% -$18.8M ﹤0.01% 1357
2015
Q2 		$18.5M Buy
+136,880
New +$19.7M 0.09% 285
2014
Q4 		– Sell
-76,715
Closed -$9.61M – 2243
2014
Q3 		$9.61M Buy
+76,715
New +$9.27M 0.04% 454
2014
Q2 		– Sell
-5,213
Closed -$582K – 2170
2014
Q1 		$582K Sell
5,213
-299
-5% -$34.2K ﹤0.01% 1421
2013
Q4 		$656K Sell
5,512
-622,462
-99% -$74.4M ﹤0.01% 1542
2013
Q3 		$72.3M Buy
627,974
+536,473
+586% +$61.9M 0.46% 53
2013
Q2 		$10.1M Buy
+91,501
New +$10M 0.07% 344

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. 4,236 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.
  • 4,236 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.