Which has grown faster, NKTR or TNDM?

Over the past five years, TNDM grew revenue faster — NKTR at a -12.34% CAGR versus TNDM at 11.48%.

How have NKTR and TNDM total returns compared?

Over the past 10 years, NKTR delivered -16.49% and TNDM delivered -14.43% annualized total return. Past performance doesn't predict future results.

Nektar Therapeutics (NKTR) vs Tandem Diabetes Care, Inc. (TNDM)

A side-by-side comparison of Nektar Therapeutics and Tandem Diabetes Care, Inc. across valuation, profitability, dividends, and growth — built entirely from reported fundamentals, as of October 6, 2026. Differences are shown without an overall score or investment verdict.

NKTR

Nektar Therapeutics

$1.14B

$39.91HealthcareDelayed quote: Oct 6, 2026, 4:00 PM EDT

TNDM

Tandem Diabetes Care, Inc.

$1.11B

$16.16HealthcareDelayed quote: Oct 6, 2026, 4:00 PM EDT

Total return — NKTR vs TNDM

growth of $100 · dividends reinvested · last 10y

NKTR -83.4% (-16.4%/yr)TNDM -78.8% (-14.4%/yr)TNDM compounded faster over this window

NKTR TNDM

NKTR vs TNDM: by the numbers

•NKTR is the larger company ($1.14B vs $1.11B market cap).
•Both run net losses; TNDM's is the smaller (-6.08% vs -287.84% net margin).
•TNDM grew revenue faster over the past five years (11.48% vs -12.34% CAGR).

Metrics side by side

Valuation

Metric	NKTR	TNDM
P/S ratio	20.97	1.06
P/B ratio	1.27	8.49

Profitability

Metric	NKTR	TNDM
Gross margin	99.36%	56.01%
Operating margin	-240.38%	-4.13%
Net margin	-287.84%	-6.08%
ROE	-17.40%	-48.56%
ROIC	-12.53%	-4.77%

Growth (annualized)

Metric	NKTR	TNDM
Revenue CAGR (5Y)	-12.34%	11.48%
Total return CAGR (5Y)	-30.33%	-32.93%

Frequently asked

Which has grown faster, NKTR or TNDM?: Over the past five years, TNDM grew revenue faster — NKTR at a -12.34% CAGR versus TNDM at 11.48%.
How have NKTR and TNDM total returns compared?: Over the past 10 years, NKTR delivered -16.49% and TNDM delivered -14.43% annualized total return. Past performance doesn't predict future results.

Go deeper

Full NKTR analysis Full TNDM analysis Interactive comparison tool

Dig into the metrics

Nektar Therapeutics ROE Tandem Diabetes Care ROE Nektar Therapeutics operating margin Tandem Diabetes Care operating margin Nektar Therapeutics revenue growth Tandem Diabetes Care revenue growth Nektar Therapeutics free cash flow Tandem Diabetes Care free cash flow

Figures are sourced from reported fundamentals and the latest end-of-day price. This comparison is informational only and is not investment advice. Past performance does not predict future results. See our methodology. Compiled by TGMCharts Research · data verified October 6, 2026.