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GAMMA Investing’s Costco COST Stock Holding History

GAMMA Investing’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
Q2 		$11.9M Buy
12,763
+952
+8% +$949K 0.44% 34
2026
Q1 		$11.8M Buy
11,811
+2,366
+25% +$2.31M 0.55% 23
2025
Q4 		$8.14M Sell
9,445
-321
-3% -$291K 0.41% 28
2025
Q3 		$9.04M Buy
9,766
+48
+0.5% +$46K 0.5% 27
2025
Q2 		$9.62M Buy
9,718
+1,090
+13% +$1.08M 0.61% 22
2025
Q1 		$8.16M Buy
8,628
+966
+13% +$942K 0.61% 24
2024
Q4 		$7.02M Buy
7,662
+1,001
+15% +$929K 0.6% 22
2024
Q3 		$5.91M Buy
6,661
+1,300
+24% +$1.13M 0.59% 22
2024
Q2 		$4.56M Buy
5,361
+1,418
+36% +$1.11M 0.62% 21
2024
Q1 		$2.89M Buy
3,943
+690
+21% +$493K 0.59% 23
2023
Q4 		$2.26M Buy
+3,253
New +$1.93M 0.61% 23

Other funds holding COST

Assenagon Asset Management
Assenagon Asset Management Senningerberg, Luxembourg $80.2B AUM 50.57% 1-Year Est. Return
Swedbank
Swedbank Stockholm, Sweden $116B AUM 46.87% 1-Year Est. Return
EA
Emerald Advisors Bellevue, Washington $796M AUM 2.51% 1-Year Est. Return
Robeco Institutional Asset Management
Robeco Institutional Asset Management Rotterdam, Netherlands $81.4B AUM 40.71% 1-Year Est. Return
New York State Teachers Retirement System (NYSTRS)
New York State Teachers Retirement System (NYSTRS) Albany, New York $54.2B AUM 43.77% 1-Year Est. Return
Ninety One (UK)
Ninety One (UK) London, United Kingdom $44.7B AUM 17.24% 1-Year Est. Return
Mirae Asset Global Investments
Mirae Asset Global Investments Seoul, South Korea $67.7B AUM 51.91% 1-Year Est. Return
RG
Rathbones Group Liverpool, United Kingdom $27.1B AUM 20.2% 1-Year Est. Return
SP
Sarasin & Partners London, United Kingdom $8.54B AUM 9.6% 1-Year Est. Return
CAM
Congress Asset Management Boston, Massachusetts $16.3B AUM 42.69% 1-Year Est. Return

GAMMA Investing's COST Position: Q2 2026 in Review

GAMMA Investing increased its Costco (COST) stake by 8.1% in Q2 2026, buying an estimated $949K and bringing the position to 12,763 shares worth $11.9M. The position accounts for 0.44% of the portfolio, ranked #34.

GAMMA Investing first reported a position in COST in Q4 2023 and has held it in 11 quarters since. 1,279 funds tracked by Wall St. Rank hold COST as of Q2 2026.

  • GAMMA Investing held 12,763 shares of Costco worth $11.9M as of Q2 2026.
  • GAMMA Investing bought 952 Costco shares in Q2 2026, an estimated $949K.
  • Costco made up 0.44% of GAMMA Investing's portfolio in Q2 2026, its #34 holding.
  • GAMMA Investing first reported a position in Costco in Q4 2023 and has held it in 11 quarters since.
  • 1,279 funds tracked by Wall St. Rank held Costco as of Q2 2026.

Based on GAMMA Investing's 13F filing for Q2 2026, filed 7 Jul 2026.