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 |
|---|---|---|---|---|---|
| Ci Investments Inc. | 4 | $0 | 0.00% | 00.0% | Unchanged |
| Comerica Securities,inc. | 3 | $135 | 0.00% | +3 | New |
| AdvisorNet Financial, Inc | 5 | $225 | 0.00% | +5 | New |
| First Horizon Advisors, Inc. | 9 | $405 | 0.00% | −40−81.6% | Reduced |
| EverSource Wealth Advisors, LLC | 10 | $450 | 0.00% | −10−50.0% | Reduced |
| Huntington National Bank | 14 | $629 | 0.00% | −2−12.5% | Reduced |
| Baker Avenue Asset Management, LP | 15 | $674 | 0.00% | +15 | New |
| Crewe Advisors LLC | 18 | $809 | 0.00% | 00.0% | Unchanged |
| Dark Forest Capital Management LP | 22 | $989 | 0.00% | +22 | New |
| 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 |
| 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 |
| Heritage Wealth Management, LLC | 26 | $1.17K | 0.00% | +13+100.0% | Added |
| Allworth Financial LP | 35 | $1.57K | 0.00% | −22−38.6% | Reduced |
| Sandy Spring Bank | 40 | $1.80K | 0.00% | 00.0% | Unchanged |
| Focused Wealth Management, Inc | 40 | $1.80K | 0.00% | 00.0% | Unchanged |
| Lindbrook Capital, LLC | 42 | $1.89K | 0.00% | −14−25.0% | Reduced |
| Jones Financial Companies LLLP | 36 | $2.00K | 0.00% | +36 | New |
| Coastal Capital Group, Inc. | 43 | $2.06K | 0.00% | 00.0% | Unchanged |
| Bell Investment Advisors, Inc | 53 | $2.38K | 0.00% | +19+55.9% | Added |
| Parkside Financial Bank & Trust | 64 | $2.88K | 0.00% | +55+611.1% | Added |
| NewSquare Capital LLC | 65 | $2.92K | 0.00% | +65 | New |
| Front Row Advisors LLC | 100 | $4.00K | 0.00% | 00.0% | Unchanged |
| Ancora Advisors, LLC | 94 | $4.00K | 0.00% | 00.0% | Unchanged |
| Money Concepts Capital Corp | 90 | $4.05K | 0.00% | +80+800.0% | Added |
| Glassman Wealth Services | 93 | $4.18K | 0.00% | +91+4,550.0% | Added |
| Quent Capital, LLC | 95 | $4.27K | 0.00% | +61+179.4% | Added |
| Steward Partners Investment Advisory, LLC | 99 | $4.45K | 0.00% | 00.0% | Unchanged |
| Byrne Asset Management LLC | 100 | $4.50K | 0.00% | +40+66.7% | Added |
| Covestor Ltd | 105 | $5.00K | 0.00% | 00.0% | Unchanged |
| Umb Bank N A | 106 | $5.00K | 0.00% | +22+26.2% | Added |
| FinTrust Capital Advisors, LLC | 130 | $5.84K | 0.00% | 00.0% | Unchanged |
| IFP Advisors, Inc | 365 | $7.00K | 0.00% | −8−2.1% | Reduced |
| Cutler Group LP | 171 | $7.00K | 0.00% | +171 | New |
| Ellevest, Inc. | 189 | $8.50K | 0.00% | +105+125.0% | Added |
| National Bank of Canada | 204 | $9.16K | 0.00% | −556−73.2% | 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 |
| Zions Bancorporation, N.A. | 239 | $10.7K | 0.00% | −6,515−96.5% | Reduced |
| Kistler-Tiffany Companies, LLC | 245 | $11.0K | 0.00% | 00.0% | Unchanged |
| Harbour Investments, Inc. | 272 | $12.2K | 0.00% | −44−13.9% | Reduced |
| Massmutual Trust Co FSB | 318 | $14.0K | 0.00% | +205+181.4% | Added |
| Riverview Trust Co | 338 | $15.0K | 0.01% | +338 | New |
| Proequities, Inc. | 398 | $17.9K | 0.00% | +99+33.1% | Added |
| Lazard Asset Management LLC | 406 | $18.0K | 0.00% | −904−69.0% | Reduced |
| Fifth Third Bancorp | 462 | $20.8K | 0.00% | +70+17.9% | Added |
| Farther Finance Advisors, LLC | 503 | $22.6K | 0.01% | +503 | New |
| GWM Advisors LLC | 526 | $22.7K | 0.00% | +526 | New |
| Fiduciary Alliance LLC | 542 | $24.4K | 0.01% | +542 | New |
| Signaturefd, LLC | 566 | $25.4K | 0.00% | −54−8.7% | Reduced |
| Edmond de Rothschild Holding S.A. | 578 | $26.0K | 0.00% | 00.0% | Unchanged |
| Belpointe Asset Management LLC | 580 | $26.1K | 0.00% | +580 | New |
| Nisa Investment Advisors, LLC | 610 | $27.0K | 0.00% | +512+522.4% | Added |
| Advent Capital Management | 630 | $28.3K | 0.00% | −360−36.4% | Reduced |
| Banque Cantonale Vaudoise | 642 | $29.0K | 0.00% | 00.0% | Unchanged |
| Russell Investments Group, Ltd. | 706 | $31.7K | 0.00% | 00.0% | Unchanged |
| State of Wyoming | 821 | $36.9K | 0.01% | +258+45.8% | Added |
| Quadrant Capital Group LLC | 841 | $37.8K | 0.00% | +293+53.5% | Added |
| Global Retirement Partners, LLC | 900 | $40.5K | 0.00% | −170−15.9% | Reduced |
| Exchange Traded Concepts, LLC | 985 | $44.3K | 0.00% | −57−5.5% | Reduced |
| Salem Investment Counselors Inc | 1,000 | $45.0K | 0.00% | 00.0% | Unchanged |
| CoreCap Advisors, LLC | 1,106 | $49.7K | 0.00% | +1,106 | New |
| Rockefeller Capital Management L.P. | 1,172 | $52.0K | 0.00% | −101−7.9% | Reduced |
| Tower Research Capital LLC (TRC) | 1,412 | $63.0K | 0.00% | −8,342−85.5% | Reduced |
| Newbridge Financial Services Group, Inc. | 1,410 | $63.4K | 0.04% | +700+98.6% | Added |
| CWM, LLC | 1,570 | $71.0K | 0.00% | +1,040+196.2% | Added |
| Stephens Inc | 1,803 | $81.0K | 0.00% | −250−12.2% | Reduced |
| Northwestern Mutual Wealth Management Co | 1,820 | $81.8K | 0.00% | +32+1.8% | Added |
| Leonteq Securities AG | 2,000 | $89.9K | 0.00% | −28−1.4% | Reduced |
| The PNC Financial Services Group, Inc. | 2,113 | $95.0K | 0.00% | −4,715−69.1% | Reduced |
| Whittier Trust Co | 3,000 | $134.8K | 0.00% | +3,000 | New |
| Acadian Asset Management LLC | 3,485 | $155.0K | 0.00% | +3,485 | New |
| Van Eck Associates Corp | 4,197 | $189.0K | 0.00% | +3,366+405.1% | Added |
| Campbell & CO Investment Adviser LLC | 4,617 | $207.5K | 0.05% | +4,617 | New |
| JustInvest LLC | 4,665 | $209.7K | 0.01% | +4,665 | New |
| Maryland State Retirement & Pension System | 4,800 | $215.8K | 0.01% | +4,800 | New |
| ProShare Advisors LLC | 4,934 | $221.8K | 0.00% | +402+8.9% | Added |
| PEAK6 Investments LLC | 4,941 | $222.1K | 0.01% | −14,831−75.0% | Reduced |
| MML Investors Services, LLC | 5,137 | $231.0K | 0.00% | +306+6.3% | Added |
| Roundview Capital LLC | 5,344 | $240.2K | 0.03% | +5,344 | New |
| Crossmark Global Holdings, Inc. | 5,436 | $245.0K | 0.01% | −397−6.8% | Reduced |
| Tarbox Family Office, Inc. | 5,498 | $247.1K | 0.05% | +5,498 | New |
| Securian Asset Management, Inc | 5,831 | $262.1K | 0.01% | 00.0% | Unchanged |
| Northwestern Mutual Investment Management Company, LLC | 5,951 | $267.5K | 0.01% | −3,324−35.8% | Reduced |
| Kula Investments, LLC | 6,127 | $275.4K | 0.10% | +6,127 | New |
| JB Capital LLC | 6,173 | $277.5K | 0.03% | +419+7.3% | Added |
| Financial Alternatives, Inc | 6,223 | $279.7K | 0.28% | +6,223 | New |
| Cambridge Investment Research Advisors, Inc. | 6,228 | $280.0K | 0.00% | +49+0.8% | Added |
| Ausdal Financial Partners, Inc. | 6,479 | $291.2K | 0.04% | −140−2.1% | Reduced |
| Creative Planning | 6,772 | $304.4K | 0.00% | +1,290+23.5% | Added |
| Wolverine Trading, LLC | 6,775 | $305.0K | 0.01% | −1,200−15.0% | Reduced |
| Teacher Retirement System of Texas | 6,970 | $313.0K | 0.00% | −2,141−23.5% | Reduced |
| Pictet Asset Management SA | 7,082 | $318.0K | 0.00% | −121,508−94.5% | Reduced |
| Aquatic Capital Management LLC | 7,300 | $328.0K | 0.02% | +7,300 | New |
| Mackenzie Financial Corp | 8,047 | $361.7K | 0.00% | +8,047 | New |
| Public Employees Retirement Association of Colorado | 8,105 | $364.0K | 0.00% | 00.0% | Unchanged |
| Allspring Global Investments Holdings, LLC | 8,194 | $368.3K | 0.00% | +5,611+217.2% | Added |