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Tandem Diabetes Care Inc (TNDM)

Price$19.90Cached quote
TNDMNasdaq
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Financial charts

Revenue

Net income

Free cash flow

Total cash / debt

CashTotal debt

Financial statements

14 annual periodsNewest to oldest
20252024202320222021202020192018201720162015201420132012
Revenue$1.01B$940.2M$747.7M$801.2M$702.8M$498.8M$362.3M$183.9M$107.6M$84.2M$72.8M$49.7M$29.0M$2.5M
Gross profit$546.0M$489.6M$367.7M$413.0M$376.2M$260.5M$194.2M$89.8M$44.1M$23.6M$26.6M$15.2M$6.2M−$1.3M
Gross margin53.81%52.07%49.17%51.54%53.53%52.23%53.60%48.85%40.98%28.00%36.49%30.67%21.26%−54.46%
Research & development$193.1M$198.9M$169.7M$139.1M$92.1M$63.6M$45.2M$29.2M$20.7M$18.8M$17.0M$15.8M$11.1M$9.0M
Operating expenses$733.3M$588.7M$600.9M$505.8M$353.6M$268.5M$210.9M$134.5M$107.0M$101.6M$95.6M$90.9M$55.6M$31.7M
Operating income−$187.3M−$99.1M−$233.2M−$92.8M$22.7M−$8.0M−$16.7M−$44.6M−$62.9M−$78.1M−$69.0M−$75.7M−$49.4M−$33.0M
Operating margin−18.45%−10.54%−31.19%−11.59%3.22%−1.60%−4.62%−24.27%−58.50%−92.64%−94.72%−152.17%−170.42%−1,335.27%
EBITDA−$169.6M−$82.5M−$217.5M−$78.5M$36.5M$2.5M−$10.7M−$38.8M−$56.1M−$72.6M−$64.2M−$71.3M−$46.3M−$31.0M
EBITDA margin−16.71%−8.78%−29.09%−9.80%5.19%0.50%−2.94%−21.11%−52.12%−86.13%−88.09%−143.35%−159.50%−1,253.17%
Net income−$204.7M−$96.0M−$222.6M−$94.6M$15.6M−$34.4M−$24.8M−$122.6M−$73.0M−$83.4M−$72.4M−$79.5M−$63.1M−$33.0M
Net profit margin−20.17%−10.21%−29.77%−11.81%2.21%−6.89%−6.83%−66.68%−67.87%−99.05%−99.41%−159.94%−217.67%−1,333.94%
Basic EPSper basic share-$3.04-$1.47-$3.43-$1.47$0.25-$0.56-$0.42-$2.55-$12.87-$27.30-$25.04-$34.20-$214.60-$1,758.80
Diluted EPSper diluted share-$3.04-$1.47-$3.43-$1.47$0.24-$0.56-$0.42-$2.55-$12.87-$27.30-$25.04-$34.20-$214.60-$1,758.80
Review official source filings ↗

Owners

Reported shareholders

Reference date Jun 30, 2026
BlackRock, Inc. · 16.66% of listed sharesSessa Capital IM, L.P. · 7.33% of listed sharesVANGUARD PORTFOLIO MANAGEMENT LLC · 6.18% of listed sharesFirst Light Asset Management, LLC · 4.87% of listed sharesVANGUARD CAPITAL MANAGEMENT LLC · 4.45% of listed sharesSTATE STREET CORP · 4.10% of listed sharesGW&K Investment Management, LLC · 3.69% of listed sharesJENNISON ASSOCIATES LLC · 3.35% of listed sharesParadice Investment Management LLC · 2.91% of listed sharesJACOBS LEVY EQUITY MANAGEMENT, INC · 2.89% of listed sharesFreestone Grove Partners LP · 2.68% of listed sharesGEODE CAPITAL MANAGEMENT, LLC · 2.59% of listed sharesDriehaus Capital Management LLC · 2.57% of listed sharesCITADEL ADVISORS LLC · 2.50% of listed sharesMILLENNIUM MANAGEMENT LLC · 1.89% of listed sharesWoodline Partners LP · 1.88% of listed sharesArrowMark Colorado Holdings LLC · 1.87% of listed sharesUBS Group AG · 1.65% of listed sharesFMR LLC · 1.40% of listed sharesROYCE & ASSOCIATES LP · 1.30% of listed shares
16.66%of listed shares
BlackRock, Inc.11.58M shares · Jun 30, 2026
View holders
Top 20 reported holders of TNDM
Holder% owned
BlackRock, Inc.
16.66%11.58M shares
Sessa Capital IM, L.P.
7.33%5.1M shares
VANGUARD PORTFOLIO MANAGEMENT LLC
6.18%4.3M shares
First Light Asset Management, LLC
4.87%3.38M shares
VANGUARD CAPITAL MANAGEMENT LLC
4.45%3.1M shares
STATE STREET CORP
4.10%2.85M shares
GW&K Investment Management, LLC
3.69%2.57M shares
JENNISON ASSOCIATES LLC
3.35%2.33M shares
Paradice Investment Management LLC
2.91%2.02M shares
JACOBS LEVY EQUITY MANAGEMENT, INC
2.89%2.01M shares
Freestone Grove Partners LP
2.68%1.87M shares
GEODE CAPITAL MANAGEMENT, LLC
2.59%1.8M shares
Driehaus Capital Management LLC
2.57%1.79M shares
CITADEL ADVISORS LLC
2.50%1.74M shares
MILLENNIUM MANAGEMENT LLC
1.89%1.31M shares
Woodline Partners LP
1.88%1.31M shares
ArrowMark Colorado Holdings LLC
1.87%1.3M shares
UBS Group AG
1.65%1.15M shares
FMR LLC
1.40%976.43K shares
ROYCE & ASSOCIATES LP
1.30%900.59K shares

Percentages use 69.54M shares of this listed class outstanding on Jun 30, 2026.

Gray completes the 100% scale. Reported positions may overlap; holders have different reporting dates.

Source: SEC Form 13F ↗Updated Sep 29, 2026 · Quarterly data

Insider buys & sells

Jul 1, 2024–Jun 30, 2026
Buys4$455.0K disclosed value
Sells (SEC code S)4$1.25M disclosed value
8 recent transactions
TransactionInsiderTypeSharesPriceValueOwned after
Mar 17, 2026Form 4Novara Mark DavidEVP & CHIEF COMMERCIAL OFFICERSellCommon Stock187$23.05$4.3K37.7K
Mar 5, 2026Form 4 · 10b5-1Novara Mark DavidEVP & CHIEF COMMERCIAL OFFICERSellCommon Stock2$22.81$45.6236.0K
Aug 11, 2025Form 4Sheridan John FPRESIDENT & CEOBuyCommon Stock10.0K$10.23$102.3K106.3K
Aug 8, 2025Form 4Vosseller LeighEVP & CHIEF FINANCIAL OFFICERBuyCommon Stock · indirect13.7K$10.89$149.4K25.6K
Mar 7, 2025Form 4Kyrillos Jean-ClaudeEVP & Chief Operating OfficerBuyCommon Stock10.5K$18.12$190.9K10.5K
Review ownership filings at SEC.gov ↗

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