Nilsine Partners
COST icon

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
Q3 		$15.1M Sell
16,640
-31
-0.2% -$28.9K 1.05% 16
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 		$9.7M 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

State Street
State Street Boston, Massachusetts $3.44T AUM 36.12% 1-Year Est. Return
Invesco
Invesco Atlanta, Georgia $1.27T AUM 50.62% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.92T AUM 36.1% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $2.32T AUM 44.66% 1-Year Est. Return
JP Morgan Chase
JP Morgan Chase New York $1.84T AUM 33.86% 1-Year Est. Return
Fisher Asset Management
Fisher Asset Management Camas, Washington $348B AUM 26.9% 1-Year Est. Return
Amundi
Amundi Paris, France $496B AUM 35.36% 1-Year Est. Return
Bank of New York Mellon
Bank of New York Mellon New York $608B AUM 32.77% 1-Year Est. Return
Nuveen
Nuveen Charlotte, North Carolina $420B AUM 34.97% 1-Year Est. Return
Capital International Investors
Capital International Investors Los Angeles, California $483B AUM 27.72% 1-Year Est. Return

Nilsine Partners's COST Position: Q3 2026 in Review

Nilsine Partners reduced its Costco (COST) stake by 0.19% in Q3 2026, selling an estimated $28.9K and leaving 16,640 shares worth $15.1M. The position accounts for 1.05% of the portfolio, ranked #16.

Nilsine Partners first reported a position in COST in Q1 2023 and has held it in 15 quarters since. The position peaked at $16.4M in Q1 2026. 3,368 funds tracked by Wall St. Rank hold COST as of Q3 2026.

  • Nilsine Partners held 16,640 shares of Costco worth $15.1M as of Q3 2026.
  • Nilsine Partners sold 31 Costco shares in Q3 2026, an estimated $28.9K.
  • Costco made up 1.05% of Nilsine Partners's portfolio in Q3 2026, its #16 holding.
  • Nilsine Partners first reported a position in Costco in Q1 2023 and has held it in 15 quarters since.
  • Nilsine Partners's Costco position peaked at $16.4M in Q1 2026.
  • 3,368 funds tracked by Wall St. Rank held Costco as of Q3 2026.

Based on Nilsine Partners's 13F filing for Q3 2026, filed 2 Nov 2026.