Ranked by reported Q1 2026 13F market value
Share of total reported institutional value in EFX held by the largest 10 / 25 filers.
| # | Institution | Shares Held | Market Value | QoQ Change | Ownership % | % of Fund |
|---|---|---|---|---|---|---|
| 1 | BlackRock, Inc. | 9.5M | $1.70B | -4.9% | 7.844% | 0.03% |
| 2 | VANGUARD CAPITAL MANAGEMENT LLC | 7.8M | $1.41B | — | 6.487% | 0.04% |
| 3 | HARRIS ASSOCIATES L P | 7.5M | $1.36B | -0.4% | 6.241% | 1.81% |
| 4 | VANGUARD PORTFOLIO MANAGEMENT LLC | 5.3M | $949.1M | — | 4.369% | 0.05% |
| 5 | STATE STREET CORP | 5.0M | $904.6M | -0.7% | 4.164% | 0.03% |
| 6 | MASSACHUSETTS FINANCIAL SERVICES CO /MA/ | 4.7M | $856.4M | +8.2% | 3.896% | 0.29% |
| 7 | Soroban Capital Partners LP | 4.2M | $753.5M | +310.5% | 3.469% | 1.45% |
| 8 | MORGAN STANLEY | 4.0M | $723.2M | -5.5% | 3.329% | 0.04% |
| 9 | Capital International Investors | 3.7M | $662.1M | -42.9% | 3.048% | 0.16% |
| 10 | BROWN ADVISORY INC | 3.6M | $657.0M | +29.9% | 3.025% | 1.08% |
| 11 | GEODE CAPITAL MANAGEMENT, LLC | 3.2M | $573.6M | +1.0% | 2.651% | 0.04% |
| 12 | KAYNE ANDERSON RUDNICK INVESTMENT MANAGEMENT LLC | 2.3M | $411.3M | -13.1% | 1.893% | 1.21% |
| 13 | BANK OF AMERICA CORP /DE/ | 2.1M | $379.5M | +36.5% | 1.747% | 0.03% |
| 14 | Invesco Ltd. | 1.8M | $327.9M | +13.1% | 1.509% | 0.05% |
| 15 | CANTILLON CAPITAL MANAGEMENT LLC | 1.8M | $322.6M | +3.9% | 1.485% | 2.14% |
| 16 | GENERATION INVESTMENT MANAGEMENT LLP | 1.8M | $319.7M | +13.0% | 1.472% | 2.87% |
| 17 | AQR CAPITAL MANAGEMENT LLC | 1.8M | $315.0M | +424.9% | 1.462% | 0.14% |
| 18 | Darsana Capital Partners LP | 1.5M | $270.1M | +50.0% | 1.243% | 5.75% |
| 19 | FMR LLC | 1.5M | $269.2M | +533.4% | 1.239% | 0.01% |
| 20 | LAZARD ASSET MANAGEMENT LLC | 1.2M | $222.7M | +0.0% | 1.025% | 0.37% |
| 21 | DIMENSIONAL FUND ADVISORS LP | 1.1M | $198.4M | +20.5% | 0.914% | 0.04% |
| 22 | UBS ASSET MANAGEMENT AMERICAS INC | 1.1M | $196.8M | +1.9% | 0.906% | 0.04% |
| 23 | Mitsubishi UFJ Kokusai Asset Management Co., Ltd. | 1.1M | $194.7M | -20.1% | 0.896% | 0.13% |
| 24 | NORTHERN TRUST CORP | 1.1M | $194.6M | -2.5% | 0.896% | 0.03% |
| 25 | GOLDMAN SACHS GROUP INC | 935K | $168.4M | -36.1% | 0.775% | 0.02% |
denotes a marquee investor (Buffett, Burry, ARK, Tiger Global, Pershing Square, Baupost and other widely-followed managers). “% of Fund” shows how much of that investor’s total 13F portfolio is invested in EFX — a direct measure of their conviction.
Filings activity in EFX during Q1 2026, grouped by how each filer changed its position.
8 quarters of 13F filings · Δ columns show change vs prior quarter
| Quarter | Inst. Holders | Δ Holders | Ownership % | Δ Ownership | Total 13F Value | Δ Value |
|---|---|---|---|---|---|---|
| Q1 2026 | 855 | 2.1% | 100.47% | 16.58 pp | $19.84B | 14% |
| Q4 2025 | 873 | +5.2% | 117.05% | 23.90 pp | $23.12B | 17% |
| Q3 2025 | 830 | 1.8% | 140.95% | 1.93 pp | $27.84B | 1.4% |
| Q2 2025 | 845 | +7.6% | 142.88% | +11.98 pp | $28.22B | +9.2% |
| Q1 2025 | 785 | 3.8% | 130.90% | 4.30 pp | $25.85B | 3.2% |
| Q4 2024 | 816 | +1.4% | 135.20% | 19.08 pp | $26.70B | 12% |
| Q3 2024 | 805 | +9.4% | 154.28% | +3.75 pp | $30.47B | +2.5% |
| Q2 2024 | 736 | — | 150.53% | — | $29.73B | — |
Source: SEC 13F institutional filings. Ownership % requires market cap data and will show once linked. Δ columns compare to the immediately prior filed quarter.
Quick answers to the most common questions about buying EFX stock.
Based on Q1 2026 13F filings, institutional ownership of Equifax Inc. stands at 100.5%, held across 855 reporting institutions.
BlackRock, Inc. is the largest reported institutional holder of EFX, with approximately 9,461,948 shares worth $1.70B as of Q1 2026.
No marquee "smart money" managers (Berkshire, Burry, ARK, Tiger Global, Pershing Square, Baupost, etc.) currently appear among the top 25 institutional holders of EFX.
Our composite Smart Money Score for EFX is 22 out of 100 (Bearish). It combines net institutional buying activity, ownership shift, marquee investor presence, and holder-count growth.
144 institutions opened new positions in EFX during Q1 2026, while 162 fully exited. 157 added to existing positions and 551 trimmed.
EFX institutional ownership fell by 16.58 percentage points quarter-over-quarter, with a net change of -18 holders.
The top 10 institutions account for 50.3% of all reported 13F value in EFX, and the top 25 account for 72.3%.
All data is sourced from SEC Form 13F filings, which institutional investment managers with at least $100M in assets are required to file each quarter. We process every 13F filing from EDGAR and recompute the aggregates after each cycle. Insider transactions are sourced from Form 4 filings.
Equifax Inc. (EFX) Institutional Ownership