Stock Fundamentals

Company Information

Company Name
Tandem Diabetes Care Inc
Sector
Healthcare
Industry
Medical Devices
Exchange
NASDAQ
ISIN: US8753722037
CIK: 0001438133
CUSIP: 875372203
Currency: USD
Full Time Employees: 2,500
Phone: 858 366 6900
Fiscal Year End: December
IPO Date: Nov 14, 2013
Description:

Tandem Diabetes Care, Inc. designs, develops, and commercializes technology solutions for people living with diabetes in the United States and internationally. It's flagship products are the t:slim X2 insulin delivery system; and Tandem Mobi insulin pump, an automated insulin delivery system. The company also sells single-use products, including cartridges for storing and delivering insulin, and infusion sets that connect the insulin pump to the user's body. In addition, it offers Tandem Device Updater used to update the pump software from a personal computer; Tandem Source, a web-based data management platform, which provides a visual way to display diabetes therapy management data from the pumps, integrated CGMs; and Sugarmate, a mobile app used to help people visualize diabetes therapy data. The company has collaboration agreement with the University of Virginia Center for Diabetes Technology for research and development of fully automated closed-loop insulin delivery systems. The company was formerly known as Phluid Inc. and changed its name to Tandem Diabetes Care, Inc. in January 2008. Tandem Diabetes Care, Inc. was incorporated in 2006 and is headquartered in San Diego, California.

Address:

12400 High Bluff Drive, San Diego, CA, United States, 92130

Directors & Officers

Name Title Year Born
Mr. John F. Sheridan President, CEO & Director 1955
Ms. Leigh A. Vosseller Executive VP, CFO & Treasurer 1973
Ms. Shannon M. Hansen J.D. Executive VP, Chief Legal, Privacy & Compliance Officer and Secretary 1966
Ms. Elizabeth Anne Gasser Executive VP and Chief Strategy & Product Officer 1976
Mr. Jean-Claude E. Kyrillos Executive VP & COO 1964
Mr. Rick A. Carpenter Executive VP & CTO 1963
Ms. Susan M. Morrison Executive VP & Chief Administrative Officer 1979
Mr. Tom Fox Executive VP & Chief Human Resources Officer NA
Dr. Jordan Pinsker M.D. Chief Medical Officer NA

Insider Trading

Date Insider Name Title Transaction Type Shares Price Value
Mar 17, 2026 Mark David Novara N/A Sale 187.00 $23.05 $4.31K
Mar 05, 2026 Mark David Novara N/A Sale 2.00 $22.81 $45.62
Mar 03, 2026 Gilbert Ray Cisneros, Jr. N/A Purchase N/A $23.74 N/A
Sep 22, 2025 Josh Gottheimer N/A Purchase N/A $13.06 N/A
Aug 11, 2025 John F Sheridan N/A Purchase 10.00K $10.23 $102.30K
Aug 08, 2025 Leigh Vosseller N/A Purchase 13.72K $10.89 $149.41K

Institutional Holders

Holder Name Shares Date Reported % Out Value % Change
BlackRock Inc 10.69M Mar 31, 2026 15.60% $0.00 -4.11%
Vanguard Group Inc 7.34M Dec 31, 2025 10.71% $0.00 3.94%
Sessa Capital, L.P 4.73M Mar 31, 2026 6.90% $1.65 -5.38%
Vanguard Portfolio Management, LLC 3.99M Mar 31, 2026 5.83% $0.00 0.00%
ArrowMark Colorado Holdings, LLC (ArrowMark Partners) 3.10M Mar 31, 2026 4.53% $1.58 7.40%
Vanguard Capital Management, LLC 3.04M Mar 31, 2026 4.43% $0.00 0.00%
GW&K Investment Management, LLC 2.69M Mar 31, 2026 3.92% $0.45 0.52%
State Street Corp 2.66M Mar 31, 2026 3.88% $0.00 0.78%
Driehaus Capital Management LLC 2.30M Mar 31, 2026 3.36% $0.32 43.10%
The Goldman Sachs Group Inc 2.22M Mar 31, 2026 3.24% $0.00 31.81%
Citadel Advisors Llc 2.19M Mar 31, 2026 3.20% $0.01 4.98%
UBS Group AG 2.05M Mar 31, 2026 2.99% $0.01 390.10%
Paradice Investment Management LLC 2.04M Mar 31, 2026 2.98% $7.35 -1.70%
Two Sigma Investments LLC 1.86M Mar 31, 2026 2.72% $0.03 55.15%
Geode Capital Management, LLC 1.68M Mar 31, 2026 2.45% $0.00 1.85%
Jennison Associates LLC 1.66M Mar 31, 2026 2.42% $0.02 -17.95%
Jacobs Levy Equity Management, Inc. 1.52M Mar 31, 2026 2.22% $0.12 -7.85%
Marshall Wace Asset Management Ltd 1.44M Mar 31, 2026 2.10% $0.03 64.75%
Morgan Stanley - Brokerage Accounts 1.36M Mar 31, 2026 1.98% $0.00 -34.75%
Freestone Grove Partners LP 1.33M Mar 31, 2026 1.94% $0.18 -7.77%

Shares Statistics

Shares Outstanding: 68.53M
Shares Float: 62.92M
% Insiders: 96.70%
% Institutions: 11,790.60%
Short % Float: 23.16%

Fund Holdings

Rank Holder Name Shares Held % of Shares Change Date Reported
1 iShares Core S&P Small-Cap ETF 4.11M 6.00% ▲ 0.04% May 29, 2026
2 Vanguard Total Stock Mkt Idx Inv 2.16M 3.15% ▲ 0.03% Apr 30, 2026
3 iShares Russell 2000 ETF 1.62M 2.37% ▲ 0.93% May 29, 2026
4 Vanguard Small Cap Index 1.58M 2.30% ▲ 0.08% Apr 30, 2026
5 Paradice Global Small Mid Cap Strategy 1.49M 2.17% ▲ 0.00% Mar 31, 2026
6 Vanguard Explorer Inv 1.08M 1.58% ▼ 0.87% Mar 31, 2026
7 Vanguard Small Cap Growth Index Inv 878.78K 1.28% ▼ 0.08% Apr 30, 2026
8 Vanguard Institutional Extnd Mkt Idx Tr 764.67K 1.12% ▲ 0.99% Apr 30, 2026
9 Fidelity Small Cap Index 664.89K 0.97% ▲ 0.16% Mar 31, 2026
10 Heptagon Driehaus US Micro Cap Eq C$ Acc 647.37K 0.94% ▲ 1.98% Apr 30, 2026

Valuation Metrics

Enterprise Value: $1.30B
Trailing P/E: 0.00
Forward P/E: 1.11K

Financial Highlights

Market Cap: $1.14B
EBITDA: $-43.20M
PEG Ratio: $0.00
Book Value: $2.27
Earnings/Share: $-1.37
Profit Margin: -9.20%
Operating Margin: -7.05%
ROA (TTM): -3.68%
ROE (TTM): -65.73%
Revenue (TTM): $1.03B
Revenue/Share (TTM): $15.16
Earnings Growth (YOY): -37.00%
Revenue Growth (YOY): 5.50%

Stock Price History

1 Year Price History

2 Years Price History

5 Years Price History

10 Years Price History

Financial Charts

Revenue & Net Income (Yearly)

Revenue & Net Income (Quarterly)

Operating Expenses (Yearly)

Operating Expenses (Quarterly)

Balance Sheet (Yearly)

Balance Sheet (Quarterly)

Assets Breakdown (Yearly)

Assets Breakdown (Quarterly)

Liabilities Breakdown (Yearly)

Liabilities Breakdown (Quarterly)

Earnings Per Share (EPS) History

Financial Ratios

Balance Sheet (Yearly)

Financial Ratios

Date Current Ratio Debt/Equity Debt/Assets Interest Coverage Debt/EBITDA
2025-12-31 2.55x 2.12x 0.82x -9.88x -1.89x
2024-12-31 2.93x 1.40x 0.73x -13.37x -3.70x
2023-12-31 3.83x 0.96x 0.67x -23.60x -1.54x
2022-12-31 5.14x 0.67x 0.58x -14.96x -3.99x
2021-12-31 6.15x 0.67x 0.52x 3.75x 8.54x
2020-12-31 6.14x 0.58x 0.49x -0.65x 85.17x
2019-12-31 2.78x 0.03x 0.40x -214.38x -0.59x
2018-12-31 2.83x 0.00x 0.36x -5.88x 0.00x
2017-12-31 1.78x -5.25x 1.31x -5.55x -2.73x
2016-12-31 2.93x -26.64x 1.05x -13.68x -2.18x
2015-12-31 4.03x 0.93x 0.49x -18.45x -0.92x
2014-12-31 5.02x 1.08x 0.49x -19.40x -0.83x
2013-12-31 10.21x 0.32x 0.29x -10.50x -0.68x
2012-12-31 1.63x -0.04x 3.66x -13.09x -0.15x
2011-12-31 0.59x -0.18x 6.10x -44.66x -0.56x

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