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, Q1 2024
Institutional positions in Tandem Diabetes Care Inc as of Mar 31, 2024. 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
- 291
- +25 vs. Q4 2023
- Shares held
- 74.1M
- +3.31M (+4.7%) vs. Q4 2023
- Total value
- $2.63B
- +$531.0M (+25.3%) vs. Q4 2023
- New holders
- 54
- 123 more added
- Sold out
- 29
- 78 more reduced
2 institutions that held it in Q4 2023 haven't filed for Q1 2024 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 2023: 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, Q1 2024
Shares, value and share of portfolio for each institution holding Tandem Diabetes Care Inc; share changes are against Q4 2023.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Commonwealth Equity Services, LLC | 8,190 | $290.0K | 0.00% | +483+6.3% | Added |
| Public Employees Retirement Association of Colorado | 8,105 | $287.0K | 0.00% | 00.0% | Unchanged |
| Captrust Financial Advisors | 7,837 | $277.5K | 0.00% | +823+11.7% | Added |
| XTX Topco Ltd | 7,695 | $272.5K | 0.04% | +7,695 | New |
| MML Investors Services, LLC | 7,671 | $272.0K | 0.00% | +7,671 | New |
| 180 Wealth Advisors, LLC | 7,654 | $271.0K | 0.05% | −383−4.8% | Reduced |
| Boothbay Fund Management, LLC | 7,550 | $267.3K | 0.01% | −9,866−56.6% | Reduced |
| Landscape Capital Management, L.L.C. | 7,485 | $265.0K | 0.02% | −241−3.1% | Reduced |
| Pictet Asset Management Holding SA | 7,082 | $250.8K | 0.00% | 00.0% | Unchanged |
| HighPoint Advisor Group LLC | 5,623 | $247.0K | 0.02% | +5,623 | New |
| Advisory Services Network, LLC | 6,960 | $246.5K | 0.01% | +32+0.5% | Added |
| LVW Advisors, LLC | 6,835 | $242.0K | 0.04% | +6,835 | New |
| Regions Financial Corp | 6,682 | $236.6K | 0.00% | +6,682 | New |
| Allspring Global Investments Holdings, LLC | 6,635 | $234.9K | 0.00% | +6,237+1,567.1% | Added |
| Evergreen Capital Management LLC | 6,178 | $218.8K | 0.01% | +6,178 | New |
| Van Eck Associates Corp | 6,098 | $216.0K | 0.00% | +198+3.4% | Added |
| HSBC Holdings PLC | 6,086 | $215.4K | 0.00% | −7,489−55.2% | Reduced |
| Quadrant Capital Group LLC | 5,770 | $204.3K | 0.02% | +1,794+45.1% | Added |
| JustInvest LLC | 5,654 | $200.2K | 0.00% | +5,654 | New |
| The PNC Financial Services Group, Inc. | 5,633 | $199.5K | 0.00% | −155−2.7% | Reduced |
| Walleye Capital LLC | 5,021 | $177.8K | 0.00% | +5,021 | New |
| Nisa Investment Advisors, LLC | 4,450 | $157.6K | 0.00% | 00.0% | Unchanged |
| Farther Finance Advisors, LLC | 4,214 | $142.6K | 0.01% | +3,541+526.2% | Added |
| GAMMA Investing LLC | 3,845 | $136.2K | 0.03% | +1,375+55.7% | Added |
| American International Group, Inc. | 3,628 | $128.5K | 0.00% | −33−0.9% | Reduced |
| Creative Financial Designs Inc | 3,531 | $125.0K | 0.01% | 00.0% | Unchanged |
| Arcadia Investment Management Corp | 1,851 | $65.5K | 0.01% | +1,085+141.6% | Added |
| Signaturefd, LLC | 1,785 | $63.2K | 0.00% | +94+5.6% | Added |
| Northwestern Mutual Wealth Management Co | 1,642 | $58.1K | 0.00% | +225+15.9% | Added |
| Fernwood Investment Management, LLC | 1,625 | $57.5K | 0.02% | +1,625 | New |
| MetLife Investment Management | 1,614 | $57.2K | 0.00% | +3+0.2% | Added |
| AdvisorNet Financial, Inc | 1,500 | $53.1K | 0.01% | 00.0% | Unchanged |
| Parallel Advisors, LLC | 1,196 | $42.4K | 0.00% | +662+124.0% | Added |
| Newbridge Financial Services Group, Inc. | 1,105 | $39.1K | 0.02% | −3,365−75.3% | Reduced |
| CoreCap Advisors, LLC | 1,053 | $37.3K | 0.00% | +1,053 | New |
| MCF Advisors LLC | 1,006 | $35.6K | 0.00% | +445+79.3% | Added |
| Salem Investment Counselors Inc | 1,000 | $35.4K | 0.00% | 00.0% | Unchanged |
| Headlands Technologies LLC | 981 | $34.7K | 0.01% | +981 | New |
| nVerses Capital, LLC | 900 | $31.9K | 0.08% | +900 | New |
| CWM, LLC | 800 | $28.0K | 0.00% | +19+2.4% | Added |
| State of Wyoming | 750 | $26.6K | 0.00% | −736−49.5% | Reduced |
| Global Retirement Partners, LLC | 690 | $24.4K | 0.00% | 00.0% | Unchanged |
| Tower Research Capital LLC (TRC) | 662 | $23.4K | 0.00% | −5,746−89.7% | Reduced |
| Quest Partners LLC | 658 | $23.3K | 0.00% | +658 | New |
| FinTrust Capital Advisors, LLC | 612 | $21.7K | 0.00% | +612 | New |
| First Horizon Advisors, Inc. | 544 | $19.3K | 0.00% | +31+6.0% | Added |
| Point72 Asia (Singapore) Pte. Ltd. | 435 | $15.4K | 0.00% | +435 | New |
| Fifth Third Bancorp | 400 | $14.2K | 0.00% | +74+22.7% | Added |
| NBC Securities, Inc. | 410 | $14.0K | 0.00% | −208−33.7% | Reduced |
| Versant Capital Management, Inc | 377 | $13.3K | 0.00% | 00.0% | Unchanged |
| Quent Capital, LLC | 346 | $12.3K | 0.00% | +286+476.7% | Added |
| Toth Financial Advisory Corp | 325 | $11.5K | 0.00% | 00.0% | Unchanged |
| CIBC Private Wealth Group, LLC | 340 | $11.5K | 0.00% | +340 | New |
| GPS Wealth Strategies Group, LLC | 319 | $11.3K | 0.00% | −50−13.6% | Reduced |
| Front Row Advisors LLC | 315 | $11.2K | 0.00% | +215+215.0% | Added |
| Jones Financial Companies LLLP | 315 | $11.2K | 0.00% | +315 | New |
| Banque Cantonale Vaudoise | 303 | $11.0K | 0.00% | −43−12.4% | Reduced |
| Principal Securities, Inc. | 286 | $10.1K | 0.00% | −31−9.8% | Reduced |
| Covestor Ltd | 291 | $10.0K | 0.01% | 00.0% | Unchanged |
| Lindbrook Capital, LLC | 280 | $9.91K | 0.00% | +90+47.4% | Added |
| EverSource Wealth Advisors, LLC | 243 | $8.92K | 0.00% | −10−4.0% | Reduced |
| Harbour Investments, Inc. | 200 | $7.08K | 0.00% | 00.0% | Unchanged |
| GWM Advisors LLC | 158 | $5.59K | 0.00% | +158 | New |
| Federation des caisses Desjardins du Quebec | 150 | $5.31K | 0.00% | 00.0% | Unchanged |
| Mather Group, LLC. | 170 | $5.03K | 0.00% | +170 | New |
| Private Trust Co NA | 135 | $4.78K | 0.00% | +15+12.5% | Added |
| Umb Bank N A | 112 | $3.97K | 0.00% | +28+33.3% | Added |
| IFP Advisors, Inc | 96 | $3.40K | 0.00% | 00.0% | Unchanged |
| Zions Bancorporation, N.A. | 85 | $3.01K | 0.00% | −2−2.3% | Reduced |
| Allworth Financial LP | 82 | $2.90K | 0.00% | −2−2.4% | Reduced |
| CarsonAllaria Wealth Management, Ltd. | 75 | $2.66K | 0.00% | 00.0% | Unchanged |
| Anfield Capital Management, LLC | 73 | $2.58K | 0.00% | +73 | New |
| Steward Partners Investment Advisory, LLC | 70 | $2.48K | 0.00% | 00.0% | Unchanged |
| Massmutual Trust Co FSB | 68 | $2.41K | 0.00% | −6−8.1% | Reduced |
| Parkside Financial Bank & Trust | 60 | $2.13K | 0.00% | 00.0% | Unchanged |
| Benjamin F. Edwards & Company, Inc. | 60 | $2.00K | 0.00% | +60 | New |
| Farmers & Merchants Investments Inc | 50 | $1.77K | 0.00% | 00.0% | Unchanged |
| Bell Investment Advisors, Inc | 36 | $1.27K | 0.00% | 00.0% | Unchanged |
| Cambridge Trust Co | 32 | $1.13K | 0.00% | 00.0% | Unchanged |
| Sachetta, LLC | 35 | $1.04K | 0.00% | 00.0% | Unchanged |
| Westend Capital Management, LLC | 27 | $956 | 0.00% | +27 | New |
| Central Trust Co | 20 | $709 | 0.00% | 00.0% | Unchanged |
| Tidemark, LLC | 20 | $708 | 0.00% | 00.0% | Unchanged |
| Huntington National Bank | 19 | $672 | 0.00% | −2−9.5% | Reduced |
| Abound Wealth Management | 10 | $355 | 0.00% | 00.0% | Unchanged |
| Bruce G. Allen Investments, LLC | 8 | $283 | 0.00% | 00.0% | Unchanged |
| Elequin Capital LP | 7 | $248 | 0.00% | +7 | New |
| Smartleaf Asset Management LLC | 4 | $141 | 0.00% | 00.0% | Unchanged |
| MV Capital Management, Inc. | 1 | $36 | 0.00% | +1 | New |
| Proequities, Inc. | 1 | $35 | 0.00% | 00.0% | Unchanged |
| Capital Advisors, Ltd. LLC | 13 | $0 | 0.00% | 00.0% | Unchanged |
| Eminence Capital, LP | 0 | $0 | 0.00% | −5,170,451−100.0% | Sold out |
| Coronation Fund Managers Ltd. | 0 | $0 | 0.00% | −376,355−100.0% | Sold out |
| Alberta Investment Management Corp | 0 | $0 | 0.00% | −262,574−100.0% | Sold out |
| Invenomic Capital Management LP | 0 | $0 | 0.00% | −241,006−100.0% | Sold out |
| Weiss Multi-Strategy Advisers LLC | 0 | $0 | 0.00% | −142,024−100.0% | Sold out |
| California Public Employees Retirement System | 0 | $0 | 0.00% | −91,206−100.0% | Sold out |
| Capital International Sarl | 0 | $0 | 0.00% | −56,242−100.0% | Sold out |
| Capital International Ltd | 0 | $0 | 0.00% | −55,912−100.0% | Sold out |
| Harbor Capital Advisors, Inc. | 0 | $0 | 0.00% | −35,303−100.0% | Sold out |