Tandem Diabetes Care Inc
TNDM- Exchange
- Nasdaq
- Industry
- Surgical & Medical Instruments & Apparatus
- SEC CIK
- 0001438133
No open-market purchases or sales by Tandem Diabetes Care Inc insiders were filed in the last 90 days; 274 institutions reported holding it in 13F filings for Q2 2026, worth $1.19B in total; no superinvestor holds it.
13F holders, Q4 2022
Institutional positions in Tandem Diabetes Care Inc as of Dec 31, 2022. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 295
- +2 vs. Q3 2022
- Shares held
- 64.3M
- +2.20M (+3.5%) vs. Q3 2022
- Total value
- $2.89B
- −$85.1M (−2.9%) vs. Q3 2022
- New holders
- 50
- 110 more added
- Sold out
- 48
- 101 more reduced
6 institutions that held it in Q3 2022 haven't filed for Q4 2022 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q3 2022: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting TNDM on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 274 | $1.19B |
| Q1 2026 | 274 | $1.51B |
| Q4 2025 | 269 | $1.65B |
| Q3 2025 | 255 | $911.3M |
| Q2 2025 | 271 | $1.51B |
| Q1 2025 | 275 | $1.40B |
| Q4 2024 | 316 | $2.60B |
| Q3 2024 | 332 | $3.10B |
| Q2 2024 | 317 | $2.96B |
| Q1 2024 | 291 | $2.63B |
| Q4 2023 | 268 | $2.10B |
| Q3 2023 | 226 | $1.45B |
| Q2 2023 | 247 | $1.65B |
| Q1 2023 | 274 | $2.77B |
| Q4 2022 | 295 | $2.89B |
| Q3 2022 | 299 | $3.00B |
| Q2 2022 | 331 | $3.64B |
| Q1 2022 | 379 | $6.92B |
| Q4 2021 | 388 | $9.09B |
| Q3 2021 | 338 | $7.32B |
| Q2 2021 | 303 | $5.75B |
| Q1 2021 | 290 | $5.08B |
Institutions, Q4 2022
Shares, value and share of portfolio for each institution holding Tandem Diabetes Care Inc; share changes are against Q3 2022.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Teacher Retirement System of Texas | 6,970 | $313.0K | 0.00% | −2,141−23.5% | Reduced |
| Wolverine Trading, LLC | 6,775 | $305.0K | 0.01% | −1,200−15.0% | Reduced |
| Creative Planning | 6,772 | $304.4K | 0.00% | +1,290+23.5% | Added |
| Ausdal Financial Partners, Inc. | 6,479 | $291.2K | 0.04% | −140−2.1% | Reduced |
| Cambridge Investment Research Advisors, Inc. | 6,228 | $280.0K | 0.00% | +49+0.8% | Added |
| Financial Alternatives, Inc | 6,223 | $279.7K | 0.28% | +6,223 | New |
| JB Capital LLC | 6,173 | $277.5K | 0.03% | +419+7.3% | Added |
| Kula Investments, LLC | 6,127 | $275.4K | 0.10% | +6,127 | New |
| Northwestern Mutual Investment Management Company, LLC | 5,951 | $267.5K | 0.01% | −3,324−35.8% | Reduced |
| Securian Asset Management, Inc | 5,831 | $262.1K | 0.01% | 00.0% | Unchanged |
| Tarbox Family Office, Inc. | 5,498 | $247.1K | 0.05% | +5,498 | New |
| Crossmark Global Holdings, Inc. | 5,436 | $245.0K | 0.01% | −397−6.8% | Reduced |
| Roundview Capital LLC | 5,344 | $240.2K | 0.03% | +5,344 | New |
| MML Investors Services, LLC | 5,137 | $231.0K | 0.00% | +306+6.3% | Added |
| PEAK6 Investments LLC | 4,941 | $222.1K | 0.01% | −14,831−75.0% | Reduced |
| ProShare Advisors LLC | 4,934 | $221.8K | 0.00% | +402+8.9% | Added |
| Maryland State Retirement & Pension System | 4,800 | $215.8K | 0.01% | +4,800 | New |
| JustInvest LLC | 4,665 | $209.7K | 0.01% | +4,665 | New |
| Campbell & CO Investment Adviser LLC | 4,617 | $207.5K | 0.05% | +4,617 | New |
| Van Eck Associates Corp | 4,197 | $189.0K | 0.00% | +3,366+405.1% | Added |
| Acadian Asset Management LLC | 3,485 | $155.0K | 0.00% | +3,485 | New |
| Whittier Trust Co | 3,000 | $134.8K | 0.00% | +3,000 | New |
| The PNC Financial Services Group, Inc. | 2,113 | $95.0K | 0.00% | −4,715−69.1% | Reduced |
| Leonteq Securities AG | 2,000 | $89.9K | 0.00% | −28−1.4% | Reduced |
| Northwestern Mutual Wealth Management Co | 1,820 | $81.8K | 0.00% | +32+1.8% | Added |
| Stephens Inc | 1,803 | $81.0K | 0.00% | −250−12.2% | Reduced |
| CWM, LLC | 1,570 | $71.0K | 0.00% | +1,040+196.2% | Added |
| Newbridge Financial Services Group, Inc. | 1,410 | $63.4K | 0.04% | +700+98.6% | Added |
| Tower Research Capital LLC (TRC) | 1,412 | $63.0K | 0.00% | −8,342−85.5% | Reduced |
| Rockefeller Capital Management L.P. | 1,172 | $52.0K | 0.00% | −101−7.9% | Reduced |
| CoreCap Advisors, LLC | 1,106 | $49.7K | 0.00% | +1,106 | New |
| Salem Investment Counselors Inc | 1,000 | $45.0K | 0.00% | 00.0% | Unchanged |
| Exchange Traded Concepts, LLC | 985 | $44.3K | 0.00% | −57−5.5% | Reduced |
| Global Retirement Partners, LLC | 900 | $40.5K | 0.00% | −170−15.9% | Reduced |
| Quadrant Capital Group LLC | 841 | $37.8K | 0.00% | +293+53.5% | Added |
| State of Wyoming | 821 | $36.9K | 0.01% | +258+45.8% | Added |
| Russell Investments Group, Ltd. | 706 | $31.7K | 0.00% | 00.0% | Unchanged |
| Banque Cantonale Vaudoise | 642 | $29.0K | 0.00% | 00.0% | Unchanged |
| Advent Capital Management | 630 | $28.3K | 0.00% | −360−36.4% | Reduced |
| Nisa Investment Advisors, LLC | 610 | $27.0K | 0.00% | +512+522.4% | Added |
| Belpointe Asset Management LLC | 580 | $26.1K | 0.00% | +580 | New |
| Edmond de Rothschild Holding S.A. | 578 | $26.0K | 0.00% | 00.0% | Unchanged |
| Signaturefd, LLC | 566 | $25.4K | 0.00% | −54−8.7% | Reduced |
| Fiduciary Alliance LLC | 542 | $24.4K | 0.01% | +542 | New |
| GWM Advisors LLC | 526 | $22.7K | 0.00% | +526 | New |
| Farther Finance Advisors, LLC | 503 | $22.6K | 0.01% | +503 | New |
| Fifth Third Bancorp | 462 | $20.8K | 0.00% | +70+17.9% | Added |
| Lazard Asset Management LLC | 406 | $18.0K | 0.00% | −904−69.0% | Reduced |
| Proequities, Inc. | 398 | $17.9K | 0.00% | +99+33.1% | Added |
| Riverview Trust Co | 338 | $15.0K | 0.01% | +338 | New |
| Massmutual Trust Co FSB | 318 | $14.0K | 0.00% | +205+181.4% | Added |
| Harbour Investments, Inc. | 272 | $12.2K | 0.00% | −44−13.9% | Reduced |
| Kistler-Tiffany Companies, LLC | 245 | $11.0K | 0.00% | 00.0% | Unchanged |
| Zions Bancorporation, N.A. | 239 | $10.7K | 0.00% | −6,515−96.5% | Reduced |
| Parallel Advisors, LLC | 225 | $10.1K | 0.00% | −102−31.2% | Reduced |
| Toth Financial Advisory Corp | 225 | $10.1K | 0.00% | 00.0% | Unchanged |
| National Bank of Canada | 204 | $9.16K | 0.00% | −556−73.2% | Reduced |
| Ellevest, Inc. | 189 | $8.50K | 0.00% | +105+125.0% | Added |
| IFP Advisors, Inc | 365 | $7.00K | 0.00% | −8−2.1% | Reduced |
| Cutler Group LP | 171 | $7.00K | 0.00% | +171 | New |
| FinTrust Capital Advisors, LLC | 130 | $5.84K | 0.00% | 00.0% | Unchanged |
| Covestor Ltd | 105 | $5.00K | 0.00% | 00.0% | Unchanged |
| Umb Bank N A | 106 | $5.00K | 0.00% | +22+26.2% | Added |
| Byrne Asset Management LLC | 100 | $4.50K | 0.00% | +40+66.7% | Added |
| Steward Partners Investment Advisory, LLC | 99 | $4.45K | 0.00% | 00.0% | Unchanged |
| Quent Capital, LLC | 95 | $4.27K | 0.00% | +61+179.4% | Added |
| Glassman Wealth Services | 93 | $4.18K | 0.00% | +91+4,550.0% | Added |
| Money Concepts Capital Corp | 90 | $4.05K | 0.00% | +80+800.0% | Added |
| Front Row Advisors LLC | 100 | $4.00K | 0.00% | 00.0% | Unchanged |
| Ancora Advisors, LLC | 94 | $4.00K | 0.00% | 00.0% | Unchanged |
| NewSquare Capital LLC | 65 | $2.92K | 0.00% | +65 | New |
| Parkside Financial Bank & Trust | 64 | $2.88K | 0.00% | +55+611.1% | Added |
| Bell Investment Advisors, Inc | 53 | $2.38K | 0.00% | +19+55.9% | Added |
| Coastal Capital Group, Inc. | 43 | $2.06K | 0.00% | 00.0% | Unchanged |
| Jones Financial Companies LLLP | 36 | $2.00K | 0.00% | +36 | New |
| Lindbrook Capital, LLC | 42 | $1.89K | 0.00% | −14−25.0% | Reduced |
| Sandy Spring Bank | 40 | $1.80K | 0.00% | 00.0% | Unchanged |
| Focused Wealth Management, Inc | 40 | $1.80K | 0.00% | 00.0% | Unchanged |
| Allworth Financial LP | 35 | $1.57K | 0.00% | −22−38.6% | Reduced |
| Heritage Wealth Management, LLC | 26 | $1.17K | 0.00% | +13+100.0% | Added |
| Farmers & Merchants Investments Inc | 25 | $1.12K | 0.00% | 00.0% | Unchanged |
| Sutton Wealth Advisors Inc. | 25 | $1.12K | 0.00% | +22+733.3% | Added |
| Cambridge Trust Co | 32 | $1.00K | 0.00% | 00.0% | Unchanged |
| AlphaMark Advisors, LLC | 30 | $1.00K | 0.00% | 00.0% | Unchanged |
| Capital Advisors, Ltd. LLC | 150 | $1.00K | 0.00% | +137+1,053.8% | Added |
| Ronald Blue Trust, Inc. | 20 | $1.00K | 0.00% | +9+81.8% | Added |
| Dark Forest Capital Management LP | 22 | $989 | 0.00% | +22 | New |
| Crewe Advisors LLC | 18 | $809 | 0.00% | 00.0% | Unchanged |
| Baker Avenue Asset Management, LP | 15 | $674 | 0.00% | +15 | New |
| Huntington National Bank | 14 | $629 | 0.00% | −2−12.5% | Reduced |
| EverSource Wealth Advisors, LLC | 10 | $450 | 0.00% | −10−50.0% | Reduced |
| First Horizon Advisors, Inc. | 9 | $405 | 0.00% | −40−81.6% | Reduced |
| AdvisorNet Financial, Inc | 5 | $225 | 0.00% | +5 | New |
| Comerica Securities,inc. | 3 | $135 | 0.00% | +3 | New |
| Ci Investments Inc. | 4 | $0 | 0.00% | 00.0% | Unchanged |
| Bessemer Group Inc | 0 | $0 | 0.00% | −53−100.0% | Sold out |
| TimesSquare Capital Management, LLC | 0 | $0 | 0.00% | −546,465−100.0% | Sold out |
| Eagle Asset Management Inc | 0 | $0 | 0.00% | −520,778−100.0% | Sold out |
| Westfield Capital Management Co LP | 0 | $0 | 0.00% | −421,743−100.0% | Sold out |
| Wellington Management Group LLP | 0 | $0 | 0.00% | −328,866−100.0% | Sold out |