Abner Herrman & Brock
COST icon

Abner Herrman & Brock’s Costco COST Stock Holding History

Abner Herrman & Brock’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 		$512K Sell
562
-13
-2% -$12.1K 0.05% 70
2026
Q2 		$538K Buy
575
+59
+11% +$58.8K 0.05% 68
2026
Q1 		$514K Sell
516
-40
-7% -$39K 0.06% 68
2025
Q4 		$479K Hold
556
– – 0.05% 75
2025
Q3 		$515K Buy
+556
New +$533K 0.05% 76
2024
Q4 		– Sell
-739
Closed -$655K – 63
2024
Q3 		$655K Hold
739
– – 0.08% 62
2024
Q2 		$628K Buy
739
+55
+8% +$42.9K 0.08% 61
2024
Q1 		$501K Sell
684
-5
-0.7% -$3.57K 0.06% 63
2023
Q4 		$455K Buy
689
+20
+3% +$11.9K 0.06% 67
2023
Q3 		$378K Sell
669
-12
-2% -$6.62K 0.06% 70
2023
Q2 		$367K Buy
681
+6
+0.9% +$3.04K 0.05% 74
2023
Q1 		$335K Sell
675
-51
-7% -$25K 0.05% 74
2022
Q4 		$331K Buy
726
+14
+2% +$6.84K 0.05% 77
2022
Q3 		$336K Hold
712
– – 0.06% 69
2022
Q2 		$341K Sell
712
-23
-3% -$11.7K 0.06% 71
2022
Q1 		$423K Buy
735
+29
+4% +$15.2K 0.06% 71
2021
Q4 		$401K Buy
706
+15
+2% +$7.68K 0.05% 74
2021
Q3 		$311K Sell
691
-66
-9% -$29K 0.04% 78
2021
Q2 		$300K Buy
757
+25
+3% +$9.45K 0.04% 75
2021
Q1 		$258K Sell
732
-13
-2% -$4.52K 0.04% 82
2020
Q4 		$281K Sell
745
-8
-1% -$2.99K 0.04% 87
2020
Q3 		$267K Sell
753
-49
-6% -$16.5K 0.05% 88
2020
Q2 		$243K Sell
802
-40
-5% -$12.2K 0.04% 92
2020
Q1 		$240K Buy
842
+30
+4% +$9.1K 0.05% 78
2019
Q4 		$239K Sell
812
-30
-4% -$8.92K 0.04% 111
2019
Q3 		$243K Buy
+842
New +$237K 0.04% 110

Other funds holding COST

Principal Financial Group
Principal Financial Group Des Moines, Iowa $195B AUM 21.17% 1-Year Est. Return
Sumitomo Mitsui Trust Group
Sumitomo Mitsui Trust Group Minato-Ku, Tokyo, Japan $174B AUM 33.96% 1-Year Est. Return
Everett Harris & Co
Everett Harris & Co Los Angeles, California $8.46B AUM 13.48% 1-Year Est. Return
Swedbank
Swedbank Stockholm, Sweden $118B AUM 40.52% 1-Year Est. Return
Emerald Advisors
Emerald Advisors Bellevue, Washington $781M AUM 4.78% 1-Year Est. Return
Parnassus Investments
Parnassus Investments San Francisco, California $33.8B AUM 31.08% 1-Year Est. Return
Assenagon Asset Management
Assenagon Asset Management Senningerberg, Luxembourg $103B AUM 40.17% 1-Year Est. Return
ProShare Advisors
ProShare Advisors Bethesda, Maryland $69.5B AUM 31.38% 1-Year Est. Return
Bank Julius Baer & Co
Bank Julius Baer & Co Zurich, Switzerland $39.3B AUM 31.81% 1-Year Est. Return
Pictet Asset Management
Pictet Asset Management Carouge, Switzerland $106B AUM 32.76% 1-Year Est. Return

Abner Herrman & Brock's COST Position: Q3 2026 in Review

Abner Herrman & Brock reduced its Costco (COST) stake by 2.3% in Q3 2026, selling an estimated $12.1K and leaving 562 shares worth $512K. The position accounts for 0.05% of the portfolio, ranked #70.

Abner Herrman & Brock first reported a position in COST in Q3 2019 and has held it in 26 quarters since. The position peaked at $655K in Q3 2024. 2,232 funds tracked by Wall St. Rank hold COST as of Q3 2026.

  • Abner Herrman & Brock held 562 shares of Costco worth $512K as of Q3 2026.
  • Abner Herrman & Brock sold 13 Costco shares in Q3 2026, an estimated $12.1K.
  • Costco made up 0.05% of Abner Herrman & Brock's portfolio in Q3 2026, its #70 holding.
  • Abner Herrman & Brock first reported a position in Costco in Q3 2019 and has held it in 26 quarters since.
  • Abner Herrman & Brock's Costco position peaked at $655K in Q3 2024.
  • 2,232 funds tracked by Wall St. Rank held Costco as of Q3 2026.

Based on Abner Herrman & Brock's 13F filing for Q3 2026, filed 20 Oct 2026.