Tandem Diabetes Care, Inc. (TNDM) SEC Filings & Earnings Calls
EquiReason read 13 Tandem Diabetes Care, Inc. SEC filings in the last 12 months. Latest: 8-K on 2026-08-06 — TNDM Q2 2026: sales $254.6M (+6% YoY), gross margin 57% (+460bps), operating loss narrowed to -$13.8M from -$51.8M, pump shipments >33k. Reaffirmed FY2026 guidance: sales $1.065-1..
Source: SEC EDGAR filings · figures as of 2026-06-30 · read by EquiReason
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- 5 Nov, in 12 days
Every filing, read
last 12 months · SECWhat happened, the numbers inside, guidance and risks. The original is one click away.
6 Aug 20268-K · 2.02TNDM Q2 2026: sales $254.6M (+6% YoY), gross margin 57% (+460bps), operating loss narrowed to -$13.8M from -$51.8M, pump shipments >33k. Reaffirmed FY2026 guidance: sales $1.065-1.085B, gross margin 56-57%.earningsopen
Figures in the filing · each found in the filing text
| Sales · worldwide · Q2-2026 | $255M | +6% y/y |
| U.S. Sales · U.S. · Q2-2026 | $179M | +5% y/y |
| International Sales · international · Q2-2026 | $75M | +7% y/y |
| Gross Margin · Q2-2026 | 57.0% | |
| Gross Profit · Q2-2026 | $145M | +15% y/y |
| GAAP Operating Loss · Q2-2026 | $-14M | -73% y/y |
| Non-GAAP Operating Loss · Q2-2026 | $-14M | -57% y/y |
| GAAP Net Loss · Q2-2026 | $-21M | -60% y/y |
| Non-GAAP Net Loss · Q2-2026 | $-21M | -35% y/y |
| Adjusted EBITDA · Q2-2026 | $6M | -456% y/y |
Guidance
FY2026 sales ~$1.065-1.085B; U.S. sales ~$730-745M; international sales ~$335-340M; gross margin ~56-57%; adjusted EBITDA margin ~5-6%; non-cash charges ~$85M (reduced from $100M)
Company reaffirmed FY2026 guidance with improved margin outlook and reduced non-cash charges, indicating confidence in operational trajectory.
Risks flagged
Continued net loss and operating loss despite improvement; GAAP net loss of $21.2M.
“GAAP net loss was $21.2 million, compared to GAAP net loss of $52.4 million in the second quarter 2025.”
Dependence on regulatory approvals for new products (Tandem Mobi tubeless capability 510(k) submission).
“Submitted 510(k) with the U.S. Food and Drug Administration (FDA) for Tandem Mobi tubeless capability.” · word for word
6 Aug 202610-QQ2 2026 revenue grew 5.8% YoY to $254.6M, gross margin expanded 500bps to 57%, net loss improved to $21.2M from $52.4M.earningsopen
Figures in the filing · each found in the filing text
| Sales · Q2-2026 | $255M | +6% y/y |
| Gross margin · Q2-2026 | 57.0% | |
| Net loss · Q2-2026 | $-21M | |
| US Sales · United States · Q2-2026 | $179M | +5% y/y |
| International Sales · International · Q2-2026 | $75M | +7% y/y |
| Pump Sales · Pump · Q2-2026 | $115M | +3% y/y |
| Supplies and Other Sales · Supplies and other · Q2-2026 | $140M | +9% y/y |
| Operating cash flow · H1-2026 | $-24M |
Risks flagged
Infusion set supplier concentration
“one of our key infusion set suppliers has recently experienced supply challenges, which has impacted our overall inventory levels and supply sales, and we expect inventory constraints to persist through 2026.” · word for word
Pharmacy channel transition risk
“Under this model, in 2026, we began experiencing a decrease in sales and gross profit when pumps are shipped.” · word for word
Equity method investment risk
“Loss from equity method investment $(5,641) for Q2 2026.”
Convertible debt dilution risk
“17,262 shares reserved for issuance upon conversion of convertible senior notes as of June 30, 2026.”
15 May 20268-K · 5.02Reported a director or officer change (departure, election, appointment or pay arrangement)open
Risks flagged
Potential disruption in commercial operations.
“Mr. Novara’s last day of employment with the Company is scheduled to be May 18, 2026.”
7 May 20268-K · 2.02Sales $247M (+5% y/y); United States Sales $161M (+7% y/y); International Sales $86M (+3% y/y); Guidance: FY2026 sales $1.065-1.085B; gross margin 56-57%; Adj. EBITDA margin 5-6%earningsopen
Figures in the filing · each found in the filing text
| Sales · total · Q1-2026 | $247M | +5% y/y |
| United States Sales · united_states · Q1-2026 | $161M | +7% y/y |
| International Sales · international · Q1-2026 | $86M | +3% y/y |
| Gross Margin · total · Q1-2026 | 55.0% | |
| GAAP Operating Loss · total · Q1-2026 | $-17M | |
| Adjusted EBITDA · total · Q1-2026 | $3M | |
| Pump Shipments Worldwide · total · Q1-2026 | 29,000 | |
| Pump Shipments United States · united_states · Q1-2026 | 19,000 | |
| Pump Shipments International · international · Q1-2026 | 10,000 | |
| GAAP Net Loss · total · Q1-2026 | $-20M |
Guidance
FY2026 sales $1.065-1.085B; gross margin 56-57%; Adj. EBITDA margin 5-6%
Full-year 2026 guidance reaffirmed with stable demand outlook and margin expansion expectations.
Risks flagged
International constant currency sales declined 5%, indicating FX headwinds and potential competitive pressure outside the US.
“International sales decreased 5% in constant currency.”
Operating loss persists despite improvement; GAAP operating loss -$17.4M, though significantly better than prior year.
“GAAP operating loss was $17.4 million, or negative 7% of sales.”
7 May 202610-QSales $247M (+6% y/y); Gross Profit $137M (+16% y/y); Gross Margin 55open
Figures in the filing · each found in the filing text
| Sales · Q1-2026 | $247M | +6% y/y |
| Gross Profit · Q1-2026 | $137M | +16% y/y |
| Gross Margin · Q1-2026 | 55.0% | |
| Net Loss · Q1-2026 | $-20M | -84% y/y |
| Operating Cash Flow · Q1-2026 | $11M | +161% y/y |
| Cash and Short-term Investments · 2026-03-31 | $570M | |
| US Pump Shipments · United States · Q1-2026 | 19,000 | +12% y/y |
| International Pump Shipments · International · Q1-2026 | 10,000 | -9% y/y |
| US Sales · United States · Q1-2026 | $161M | +7% y/y |
| International Sales · International · Q1-2026 | $86M | +3% y/y |
Risks flagged
Pharmacy channel transition risk
“Under this model, in the first quarter of 2026, we began experiencing a decrease in sales and gross profit when pumps are shipped.” · word for word
International distributor destocking
“The decrease in pump shipments was attributable to distributor destocking in anticipation of our initiation of direct sales activities in select countries, which began in the first quarter of 2026.” · word for word
Reimbursement policy changes
“On December 2, 2025, the Centers for Medicare and Medicaid Services (CMS) finalized a proposed competitive bidding process for some medical equipment, including continuous glucose monitors and insulin pumps that could affect reimbursement rates for our products.” · word for word
7 Apr 2026DEF 14AProxy statement for 2026 annual meeting; includes say-on-pay, equity plan amendment, and governance proposals.open
Figures in the filing · each found in the filing text
| Worldwide Sales · FY2025 | $1.01B | |
| Worldwide Pump Shipments · FY2025 | 126,000 | |
| Gross Margin · FY2025 | 54.0% | |
| Operating Margin · Q4-2025 | 3.0% |
Risks flagged
Competitive pressure in diabetes technology market
“intensifying competition and global macroeconomic conditions.” · word for word
Dependence on pharmacy channel execution
“in 2026 we plan to drive utilization of the pharmacy benefits for all of our customers.” · word for word
27 Feb 20268-K · 1.01, 2.03, 3.02, 8.01Tandem Diabetes Care priced an upsized private placement of $265M 0.00% Convertible Senior Notes due 2032, with capped call transactions. Proceeds for general corporate purposes. No guidance or operating metrics provided.open
Figures in the filing · each found in the filing text
| convertible senior notes principal · Q1-2026 | $265M |
19 Feb 202610-KAccumulated deficit $1.30B; Number of patients served 500,000open
Figures in the filing · each found in the filing text
| Accumulated deficit · FY2025 | $1.30B | |
| Number of patients served · FY2025 | 500,000 |
Risks flagged
GLP-1 drug adoption reducing insulin therapy market
“Since 2023, ongoing adoption of the GLP-1 class of drugs in diabetes and news surrounding the expansion of use of GLP-1 drugs in obesity has likely had a negative impact on the insulin therapy market.” · word for word
Pharmacy channel transition risk
“Under this new model, we may initially experience a decrease in sales and gross profit when pumps are shipped, and while we expect this decrease to be offset by an increase in supply sales and gross profit, there is no assurance that any decrease would be offset by these or other factors.” · word for word
Dependence on third-party suppliers and distributors
“We currently rely, and expect to continue to rely, on third-party suppliers to supply components of our current products and our potential future products, including our single-use insulin cartridges.” · word for word
19 Feb 20268-K · 2.02Worldwide Sales $290M (+15% y/y); United States Sales $210M (+14% y/y); International Sales $80M (+17% y/y)earningsopen
Figures in the filing · each found in the filing text
| Worldwide Sales · Q4-2025 | $290M | +15% y/y |
| United States Sales · United States · Q4-2025 | $211M | +14% y/y |
| International Sales · International · Q4-2025 | $80M | +17% y/y |
| Worldwide Pump Shipments · Q4-2025 | 38,000 | |
| Gross Margin · Q4-2025 | 58.0% | |
| Adjusted EBITDA · Q4-2025 | $33M | |
| Free Cash Flow · Q4-2025 | $3M | |
| Full Year Worldwide Sales · FY2025 | $1.01B | +8% y/y |
Risks flagged
Net loss of $204.7M for full year; operating loss of $187.3M.
“Net loss: GAAP net loss was $204.7 million... Operating loss: GAAP operating loss was $187.3 million.” · word for word
12 Nov 20258-K · 5.02Initial RSU Award $300,000.00; Annual Board Retainer $60,000.00; Annual Audit Committee Retainer $11,000.00open
Figures in the filing · each found in the filing text
| Initial RSU Award · 2025-11-07 | $300000.00 | |
| Annual Board Retainer · annual | $60000.00 | |
| Annual Audit Committee Retainer · annual | $11000.00 | |
| Annual C/D/P Committee Retainer · annual | $6000.00 | |
| Annual RSU Award Value · annual | $180000.00 |
Risks flagged
No material risk; standard board appointment.
6 Nov 20258-K · 2.02Sales $249M (+2% y/y); Sales outside the United States $74M (+2% y/y); Gross profit $134M (+8% y/y); Guidance: Sales ~$1.0B, gross margin 53-54%, Adj. EBITDA margin ~ -5%earningsopen
Figures in the filing · each found in the filing text
| Sales · Q3-2025 | $249M | +2% y/y |
| Sales outside the United States · International · Q3-2025 | $74M | +2% y/y |
| Gross profit · Q3-2025 | $134M | +8% y/y |
| Gross margin · Q3-2025 | 54.0% | |
| Net loss · Q3-2025 | $-21M | |
| Adjusted EBITDA · Q3-2025 | $3M | -30% y/y |
| U.S. pump shipments · United States · Q3-2025 | 20,000 | |
| International pump shipments · International · Q3-2025 | 9,000 |
Guidance
Sales ~$1.0B, gross margin 53-54%, Adj. EBITDA margin ~ -5%
Reaffirmed full year 2025 guidance with sales ~$1.0B and gross margin 53-54%.
Risks flagged
Continued operating losses and negative adjusted EBITDA margin.
“GAAP operating loss of $22.9 million; Adjusted EBITDA margin of 1%.”
Guidance revision due to SEC staff views on IPR&D.
“Adjusted EBITDA margin guidance recast from ~3% to negative 5% due to IPR&D charge.”
6 Nov 202510-QQuarterly filing with no material financial results or guidance; primarily contains standard risk factor updates and disclosure of a patent settlement.open
Figures in the filing · each found in the filing text
| International Sales as % of Total · FY2024 | 28.0% |
Risks flagged
Reimbursement Risk
“On June 30, 2025, CMS outlined a proposed competitive bidding process for some medical equipment, including continuous glucose monitors and insulin pumps that could affect reimbursement rates for our products.” · word for word
Product Recall Risk
“In March 2024, we issued a recall of our Apple iOS t:connect mobile app in the United States relating to an issue that could cause rapid depletion of a user’s t:slim X2 insulin pump battery.” · word for word
Cybersecurity Risk
“Cyberattacks aimed at our devices, products, services, or related systems, with the intent to alter or misuse them in ways that are inconsistent with our FDA clearances and approvals, could pose risks to users.” · word for word
Patent Litigation Risk
“Patent litigation in the medical device industry is common, and we may be subject to litigation that could cause us to incur substantial costs and divert the attention of management from our business.” · word for word
Regulatory Compliance Risk
“Our products and operations are subject to extensive governmental regulation, and failure to comply with applicable requirements could cause our business to suffer.” · word for word
Tandem Diabetes Care, Inc. — questions
- What did Tandem Diabetes Care, Inc. file recently?
- 13 SEC filings in the last 12 months. Latest: 8-K on 2026-08-06 — TNDM Q2 2026: sales $254.6M (+6% YoY), gross margin 57% (+460bps), operating loss narrowed to -$13.8M from -$51.8M, pump shipments >33k. Reaffirmed FY2026 guidance: sales $1.065-1.085B, gross margin 56-57%.
Every figure on this page comes from Tandem Diabetes Care, Inc.'s own SEC filings — see them on SEC EDGAR. Price data is licensed and shown only inside the product.
How these figures are read: methodology · EquiReason.