Crowding Universe

Most Crowded 13F Stocks — Q3 2025

This archive ranks Q3 2025's 15 most crowded stocks by the number of distinct institutional investors — hedge funds, family offices, and endowments — reporting the name in SEC Form 13F filings, alongside each position's median portfolio weight.

Data as of Q3 2025

In Q3 2025, AMZN (Amazon.com) was the most institutionally crowded stock in the 13F universe, held by 101 funds.

The Q3 2025 crowding universe covers the 150 most-held stocks reported in SEC Form 13F filings across 350 institutional investors.

View the current crowding leaderboard

Top 15 Most Crowded Stocks Q3 2025

Ranked by the number of distinct institutions holding the name from SEC Form 13F-HR filings · change versus Q2 2025.

Top 15 most crowded stocks reported in SEC Form 13F-HR filings as of Q3 2025 — ranked by the number of distinct 13F filers holding the name.
# Ticker / Company Sector Funds Δ QoQ Median Wt Trend
1 AMZN AMAZON.COM Consumer Cyclical 101 ↑ 1 5.8%
2 MSFT MICROSOFT Technology 94 0 5.9%
3 META META PLATFORMS INC Communication Services 87 ↑ 3 4.5%
4 GOOGL ALPHABET CL A Communication Services 79 ↑ 13 3.5%
5 TSM TAIWAN SEMIC-ADR Technology 78 ↑ 9 3.8%
6 GOOG ALPHABET CL C Communication Services 59 ↓ 1 4.8%
7 NVDA NVIDIA CORPORATION COM Technology 59 0 4.8%
8 V VISA Financial Services 54 ↑ 1 3.6%
9 AAPL APPLE Technology 36 ↑ 1 1.4%
10 UNH UNITEDHEALTH GROUP Healthcare 35 ↓ 5 1.1%
11 COF CAPITAL ONE FINL CORP Financial Services 34 ↑ 3 3.2%
12 AVGO BROADCOM Technology 34 ↑ 5 2.9%
13 MA MASTERCARD INCORPORATED Financial Services 33 ↓ 1 3.7%
14 BABA ALIBABA GRP-ADR Consumer Cyclical 33 ↑ 12 3.1%
15 BRK/B BERKSHIRE HATHAWAY B Financial Services 31 ↓ 1 2.2%

Crowding metrics are derived from SEC Form 13F-HR filings submitted by institutional investment managers. For each security we count the number of distinct filers reporting a long position and the median portfolio weight across those filers. See the full crowding tracker for methodology, FAQ, and the interactive 3D universe.