Inside the research

Tandem Diabetes Care, Inc.

TNDM Research profile · latest available data

Price overview

$15.72

▲ +0.50 (+3.3%)

52w hi$28.26
52w lo$11.79
Vol2.84M
As of25 Sep 2026

The Verdict

Hold

Our score -0.11

Short+0.33
Medium-0.17
Long-0.86

computed 2026-09-27

Key fundamentals

Tandem Diabetes Care, Inc.

Healthcare · Medical Devices

Market cap$1.09B
Enterprise value$1.38B
Forward P/E93.74x
EV / EBITDA-55.01x
P / S (ttm)1.05x
Profit margin-6.1%
Return on equity-48.0%
Revenue growth+5.8%
Debt / equity566.96

Layer Breakdown

LayerRawContribution
Fundamental-0.19
Sector+0.08
Technical-0.15
Earnings+0.00
Sentiment+0.51

macro × 1.00 · 2026-09-27

Business overview

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.

United States · www.tandemdiabetes.com

Risk Metrics

Beta vs SPX1.17
Corr SPX0.25
Annual vol74.2%
Annual ret-24.3%
Sharpe-0.33
Max DD-77.7%

Window: 504 trading days (504 obs)

Material Events

DateEvent8-K
2026-08-06Earnings Release, Exhibitsread
2026-05-213.03, Officer / Director Change…read
2026-05-15Officer / Director Changeread
2026-05-07Earnings Release, Exhibitsread
2026-02-27Material Agreement, Material Obligation…read
2026-02-19Earnings Release, Exhibitsread
2025-12-30Bylaws Amendment, Exhibitsread
2025-11-12Officer / Director Change, Exhibitsread
2025-11-06Earnings Release, Exhibitsread
2025-08-07Other Material Eventread
2025-08-06Earnings Release, Exhibitsread
2025-05-23Material Agreement, Shareholder Voteread

Insider Trades

DateInsiderRoleActionSharesValue
2026-07-15Kyrillos Jean-ClaudeEVP & Chief Operating OffOption exercise3.64K—
2026-07-15Kyrillos Jean-ClaudeEVP & Chief Operating OffWithheld for tax1.93K$29.43K
2026-06-02Gasser Elizabeth AnneEVP, Chief Strategy OfficGift7.16K—
2026-05-21Allen DickOption exercise8.76K—

Flow & Concentration

Insider 180d net$0
Insider buys / sells0 / 0
Insider biasNeutral
13F holders7
Top-5 share98.2%
HHI3,119 (concentrated)

Top Holders

HolderValueShares
Capital Research / Capital World$95.45M6.33M
State Street Corp$43.03M2.85M
Citadel Advisors$27.98M1.85M
Millennium Management$19.79M1.31M
AQR Capital Management$8.06M533.84K
Fidelity / FMR LLC$3.58M3.79M
T. Rowe Price Group$1.33K88.32K

As of 2026-06-30

SEC Filings

DateFormDoc
2026-08-0610-Qview
2026-08-068-Kview
2026-07-174view
2026-06-044view
2026-06-024view
2026-06-024view
2026-06-024view
2026-06-024view
2026-06-024view
2026-06-024view
2026-06-024view
2026-05-224view
2026-05-224view
2026-05-224view
2026-05-224view

The Long Run

FY 2014–2025 · 12 years

LineLatestCAGRTrend
Revenue$940.20M+59.7%
Gross profit$367.69M+85.7%
Operating income-$187.26M+0.0%
Net income-$204.71M—
Cash from ops-$31.81M+6.4%

Indices

S&P SmallCap 600

Recent Sessions

DateOpenHighLowCloseVol
Sep 25$15.20$16.18$14.83$15.722.84M
Sep 24$16.43$16.60$15.20$15.222.65M
Sep 23$17.44$17.67$15.86$16.382.81M
Sep 22$17.88$18.03$16.97$17.502.69M
Sep 21$17.01$17.83$16.60$17.622.10M

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