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COST

Costco Wholesale Corp · XNAS

Season
Q2 2026 · as of Jun 30
Holders
8 of 97 filed · prev 8
Median weight
0.04%
Sector
Consumer Discretionary
Type
equity · US

Moves1 this quarter

Streakslongest holders · 53 quarters on record

  1. Semper Christopher Bloomstran, CIO 0.3%53+ quarters
  2. Mairs Andrew Adams, CIO 0.0%53+ quarters
  3. Markel Tom Gayner, CEO 0.3%46 quarters
  4. Baron Ron Baron, CEO 0.0%34 quarters
  5. Russo Timothy Quinn, portfolio manager 0.0%27 quarters

The record for COST begins Q2 2013: 53 quarters.

Over time53 quarters, Q2 2013 to Q2 2026

Managers holding8 Q2 2026

Largest weight0.3% Q2 2026

Holders8 of 97 filed

SemperChristopher Bloomstran, CIO0.35%3,354$3Mtrimmed−0%−0.05 pp53+ q
MarkelTom Gayner, CEO0.28%39,150$37Mheld—46 q
TorrayJames Bailey, portfolio manager0.08%628$587,475held—16 q
RussoTimothy Quinn, portfolio manager0.04%3,399$3Mtrimmed−26%—27 q
MatrixDavid Katz, CIO0.04%551$515,137trimmed−1%—14 q
MairsAndrew Adams, CIO0.03%2,963$3Mheld—53+ q
BaronRon Baron, CEO0.01%5,569$5Mtrimmed−12%—34 q
OakmarkBill Nygren, CIO0.00%358$334,898trimmed−1%—5 q