# Median $1bn+ FDIC filer net interest margin | PIER20 benchmarks

What does Median $1bn+ FDIC filer net interest margin show?

Median $1bn+ FDIC filer net interest margin is a source-faithful PIER20 calculation from FDIC data. Scope: Quarterly cross-sectional median of FDIC financial filers with at least $1 billion in reported total assets in that current quarter. Required prior comparison records may be below $1 billion. It follows the published eligibility, denominator, missing-value, revision and coverage rules in the Phase 1 computation contract.

As of **Q1 2026**, the latest reading is **3.61%**. That is up 0.3 pp over the past year and above its long-run median of 3.30%.

## Summary statistics (full history)

| Series | First | Latest | Min | Max |
|---|---|---|---|---|
| PIER20 calculation: Median $1bn+ FDIC filer net interest margin | 3.47 | 3.61 | 3.03 | 3.61 |

## Last 24 readings

| Date | PIER20 calculation: Median $1bn+ FDIC filer net interest margin |
|---|---|
| Q2 2020 | 3.41 |
| Q3 2020 | 3.37 |
| Q4 2020 | 3.36 |
| Q1 2021 | 3.18 |
| Q2 2021 | 3.18 |
| Q3 2021 | 3.19 |
| Q4 2021 | 3.17 |
| Q1 2022 | 3.03 |
| Q2 2022 | 3.16 |
| Q3 2022 | 3.30 |
| Q4 2022 | 3.38 |
| Q1 2023 | 3.38 |
| Q2 2023 | 3.30 |
| Q3 2023 | 3.27 |
| Q4 2023 | 3.25 |
| Q1 2024 | 3.11 |
| Q2 2024 | 3.15 |
| Q3 2024 | 3.17 |
| Q4 2024 | 3.20 |
| Q1 2025 | 3.34 |
| Q2 2025 | 3.42 |
| Q3 2025 | 3.50 |
| Q4 2025 | 3.53 |
| Q1 2026 | 3.61 |

## Frequently asked questions

**What is the current median $1bn+ FDIC filer net interest margin?**

As of Q1 2026, the latest reading is 3.61%. That is up 0.3 pp over the past year and above its long-run median of 3.30%.

**How often is this benchmark updated?**

This benchmark is built on quarterly data. The page is refreshed when the source publishes new observations; the freshness block below the chart shows the exact data-through date and when PIER20 last fetched the file.

**What data sources does this chart use?**

The chart is built from PIER20 calculation: Median $1bn+ FDIC filer net interest margin, sourced from the Federal Deposit Insurance Corporation (FDIC).

## Methodology

- Formula: Cross-sectional median across eligible banks of: FDIC-reported annualized net interest margin
- Frequency: Quarterly
- Sources: PIER20 calculation: Median $1bn+ FDIC filer net interest margin (FDIC-23) https://api.fdic.gov/banks/docs. Data via the Federal Deposit Insurance Corporation (FDIC).
- Data through: Q1 2026
- Last refreshed: 13 Aug 2026

Full interactive chart: https://pier20.com/benchmarks/phase1-fdic-23
Disclaimer: research software output, not investment advice.