---
schema_version: "secwatch.filing_event.v1"
accession: "0001438133-22-000020"
form_type: "8-K"
ticker: "TNDM"
cik: "0001438133"
company_name: "TANDEM DIABETES CARE INC"
filed_at: "2022-02-22T23:59:59+00:00"
generated_at: "2026-06-27T06:03:31.836074+00:00"
event_type: "earnings"
sentiment: "positive"
materiality_score: 0.8
calibrated_materiality_score: 0.8
confidence: "high"
source: SEC EDGAR
---

# Tandem Diabetes Q4 sales $210M (+25% YoY); FY2021 sales $703M (+41%); 2022 guide $845-860M

## Summary
- Full-year 2021 sales $702.8M (+41% YoY); net income $15.6M vs loss $34.4M in 2020.
- Q4 2021 sales $210.0M (+25% YoY); gross margin 54%; operating income $12.7M.
- 2022 guidance: sales $845-860M (20-22% growth); adjusted EBITDA margin 14-15% of sales.
- Worldwide pump shipments 128,312 in 2021, up 41% YoY.
- Appointed David Berger as EVP, COO effective Feb 3, 2022; board chair retainer cut from $115K to $50K.

## SEC filing metadata
- accession: 0001438133-22-000020
- form_type: 8-K
- ticker: TNDM
- cik: 0001438133
- company_name: TANDEM DIABETES CARE INC
- filed_at: 2022-02-22T23:59:59+00:00
- event_type: earnings
- sentiment: positive
- materiality_score: 0.8
- calibrated_materiality_score: 0.8
- confidence: high
- sec_items: 2.02, 2.0, 5.02, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1438133/000143813322000020/0001438133-22-000020-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1438133/000143813322000020/tndm-20220203.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001438133-22-000020
- JSON: https://secwatch.observer/filing/0001438133-22-000020.json
- Plain text: https://secwatch.observer/filing/0001438133-22-000020.txt

## Key facts
- Executive change
  David B. Berger was appointed as Executive Vice President, Chief Operating Officer and Assistant Secretary at TANDEM DIABETES CARE INC.
  - Action: appointed
  - Role: Executive Vice President, Chief Operating Officer and Assistant Secretary
  source text: On February 3, 2022, the Board of Directors appointed David B. Berger, age 52, to serve as the Company’s Executive Vice President, Chief Operating Officer and Assistant Secretary.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1438133/000143813322000020/0001438133-22-000020-index.htm

This AI-assisted summary is a reading aid. Review the linked SEC EDGAR filing before relying on any specific claim.