Comparison tool · SEC 13F · Q4 2025
Compare Institutional Ownership
Pick two of the most widely held US securities and compare their institutional ownership side by side, how many funds report each name, how much reported value sits behind it, and how concentrated that ownership is.
- 600
- Securities to compare
- Q4 2025
- Reporting quarter
According to the U.S. Securities and Exchange Commission, institutional investment managers with at least $100 million in qualifying assets must report their U.S.-listed equity holdings on Form 13F-HR within 45 days of each quarter-end. This comparison is computed directly from those Q4 2025 filings - see our methodology for full sourcing and limitations.
What this tool answers
Compare any two of 600 widely held US securities on holder count, reported 13F equity value, and top-5 ownership concentration as of Q4 2025.
- 600
- securities in the picker
- Q4 2025
- reporting quarter
- 3
- ownership metrics per side
Holder count, reported value, and concentration are computed from SEC Form 13F-HR long US-equity filings only; shorts, options, cash, and non-US holdings are omitted.
Comparison
What the numbers say
What a comparison can verify
Every security has a record, not every position runs deep
All 7,703 securities in the compare universe carry a base SEC Form 13F-HR record. The deeper layers below, how many independent institutional filers report holding the same position, exist for a smaller share, so a comparison is more corroborated for some securities than others.
- Base 13F record 100% 7,703
Every security tracked here appears in at least one SEC Form 13F-HR filing.
- Held by 2+ institutions 51.4% 3,961
A second independent filer reports the same position.
- Held by 5+ institutions 10.1% 775
Ownership is corroborated by at least 5 separate 13F filers.
- Held by 10+ institutions 2.8% 216
A double-digit filer count, broad institutional attention.
- Held by 25+ institutions 0.3% 24
The most widely and independently confirmed positions in the registry.
Share of the 7,703-security compare universe carrying each layer. Source: SEC Form 13F-HR institutional-ownership filings, current release.
Reading a comparison
More holders means broader institutional support; higher concentration means a few funds dominate.
- A widely-held name with low concentration tends to track broad index ownership. Most-held stocks
- A high-value, low-holder name is concentrated, a few large funds drive it. Most concentrated
- Use the comparison as a starting point, then open each name for the full holder list. Rankings
Informational only, not investment advice. 13F is a 45-day-lagged quarterly snapshot of long US-equity positions.