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Nilsine Partners’s Costco COST Stock Holding History

Nilsine Partners’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 		$15.6M Buy
16,671
+240
+1% +$239K 1.08% 16
2026
Q1 		$16.4M Buy
16,431
+1,643
+11% +$1.6M 1.28% 14
2025
Q4 		$12.8M Buy
14,788
+412
+3% +$373K 1.1% 18
2025
Q3 		$13.3M Buy
14,376
+276
+2% +$265K 1.2% 17
2025
Q2 		$14M Sell
14,100
-372
-3% -$370K 1.41% 12
2025
Q1 		$13.7M Buy
14,472
+831
+6% +$810K 1.5% 14
2024
Q4 		$12.5M Buy
13,641
+347
+3% +$322K 1.34% 14
2024
Q3 		$11.8M Sell
13,294
-244
-2% -$212K 1.53% 13
2024
Q2 		$11.5M Buy
13,538
+253
+2% +$197K 1.54% 13
2024
Q1 		$9.73M Buy
13,285
+1,230
+10% +$878K 1.33% 15
2023
Q4 		$7.96M Sell
12,055
-58
-0.5% -$34.4K 1.22% 15
2023
Q3 		$6.84M Buy
12,113
+346
+3% +$191K 1.04% 21
2023
Q2 		$6.34M Buy
11,767
+179
+2% +$90.6K 0.93% 20
2023
Q1 		$5.76M Buy
+11,588
New +$5.68M 0.9% 21

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

Nilsine Partners's COST Position: Q2 2026 in Review

Nilsine Partners increased its Costco (COST) stake by 1.5% in Q2 2026, buying an estimated $239K and bringing the position to 16,671 shares worth $15.6M. The position accounts for 1.08% of the portfolio, ranked #16.

Nilsine Partners first reported a position in COST in Q1 2023 and has held it in 14 quarters since. The position peaked at $16.4M in Q1 2026. 1,443 funds tracked by Wall St. Rank hold COST as of Q2 2026.

  • Nilsine Partners held 16,671 shares of Costco worth $15.6M as of Q2 2026.
  • Nilsine Partners bought 240 Costco shares in Q2 2026, an estimated $239K.
  • Costco made up 1.08% of Nilsine Partners's portfolio in Q2 2026, its #16 holding.
  • Nilsine Partners first reported a position in Costco in Q1 2023 and has held it in 14 quarters since.
  • Nilsine Partners's Costco position peaked at $16.4M in Q1 2026.
  • 1,443 funds tracked by Wall St. Rank held Costco as of Q2 2026.

Based on Nilsine Partners's 13F filing for Q2 2026, filed 24 Jul 2026.