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, Q2 2024
Institutional positions in Tandem Diabetes Care Inc as of Jun 30, 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
- 317
- +29 vs. Q1 2024
- Shares held
- 73.6M
- −425.3K (−0.6%) vs. Q1 2024
- Total value
- $2.96B
- +$343.5M (+13.1%) vs. Q1 2024
- New holders
- 64
- 124 more added
- Sold out
- 35
- 91 more reduced
3 institutions that held it in Q1 2024 haven't filed for Q2 2024 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q1 2024: 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, Q2 2024
Shares, value and share of portfolio for each institution holding Tandem Diabetes Care Inc; share changes are against Q1 2024.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Entropy Technologies, LP | 6,951 | $280.1K | 0.03% | +6,951 | New |
| Quadrant Capital Group LLC | 6,997 | $281.9K | 0.02% | +1,227+21.3% | Added |
| MML Investors Services, LLC | 7,085 | $285.0K | 0.00% | −586−7.6% | Reduced |
| Occudo Quantitative Strategies LP | 7,115 | $286.7K | 0.05% | +7,115 | New |
| Intech Investment Management LLC | 7,163 | $288.6K | 0.00% | +7,163 | New |
| AQR Capital Management LLC | 7,327 | $295.2K | 0.00% | +7,327 | New |
| Pictet Asset Management Holding SA | 7,465 | $300.8K | 0.00% | +383+5.4% | Added |
| Allspring Global Investments Holdings, LLC | 7,569 | $305.0K | 0.00% | +934+14.1% | Added |
| Public Employees Retirement Association of Colorado | 7,650 | $308.0K | 0.00% | −455−5.6% | Reduced |
| 180 Wealth Advisors, LLC | 6,962 | $315.0K | 0.05% | −692−9.0% | Reduced |
| LVW Advisors, LLC | 7,869 | $317.0K | 0.05% | +1,034+15.1% | Added |
| Stephens Inc | 7,951 | $320.3K | 0.00% | −405−4.8% | Reduced |
| Dark Forest Capital Management LP | 8,055 | $324.5K | 0.06% | +8,055 | New |
| Everence Capital Management Inc | 9,020 | $331.0K | 0.02% | 00.0% | Unchanged |
| UniSuper Management Pty Ltd | 8,300 | $334.4K | 0.00% | +8,300 | New |
| Advisor Group Holdings, Inc. | 8,401 | $338.5K | 0.00% | −173−2.0% | Reduced |
| Commonwealth Equity Services, LLC | 8,418 | $339.0K | 0.00% | +228+2.8% | Added |
| Lawson Kroeker Investment Management Inc | 8,500 | $342.5K | 0.07% | +8,500 | New |
| Captrust Financial Advisors | 8,523 | $343.4K | 0.00% | +686+8.8% | Added |
| Neuberger Berman Group LLC | 8,573 | $345.4K | 0.00% | +216+2.6% | Added |
| Park Avenue Securities LLC | 8,579 | $346.0K | 0.00% | −71−0.8% | Reduced |
| Balyasny Asset Management LLC | 8,629 | $347.7K | 0.00% | −225,891−96.3% | Reduced |
| Advisors Asset Management, Inc. | 8,675 | $349.5K | 0.01% | +8,675 | New |
| Jump Financial, LLC | 8,887 | $358.1K | 0.01% | −71,180−88.9% | Reduced |
| Nomura Holdings Inc | 9,114 | $367.2K | 0.00% | −44,495−83.0% | Reduced |
| Keybank National Association | 9,432 | $380.0K | 0.00% | −3,133−24.9% | Reduced |
| GTS Securities LLC | 9,576 | $385.8K | 0.01% | +9,576 | New |
| Ground Swell Capital, LLC | 9,698 | $390.7K | 0.38% | +9,698 | New |
| Edgestream Partners, L.P. | 10,052 | $405.0K | 0.02% | +10,052 | New |
| LMR Partners LLP | 10,081 | $406.2K | 0.01% | −35,877−78.1% | Reduced |
| CI Private Wealth, LLC | 10,310 | $415.4K | 0.00% | +40.0% | Added |
| Pictet & Cie (Europe) SA | 10,416 | $419.7K | 0.01% | −5,498−34.5% | Reduced |
| Mutual of America Capital Management LLC | 10,617 | $427.8K | 0.00% | −617−5.5% | Reduced |
| Atria Investments LLC | 10,676 | $430.1K | 0.01% | +10,676 | New |
| XTX Topco Ltd | 10,767 | $433.8K | 0.04% | +3,072+39.9% | Added |
| Guggenheim Capital LLC | 10,900 | $439.2K | 0.00% | +1,576+16.9% | Added |
| Aviva PLC | 10,961 | $441.6K | 0.00% | 00.0% | Unchanged |
| RiverPark Advisors, LLC | 11,130 | $448.4K | 0.37% | +977+9.6% | Added |
| Davy Global Fund Management Ltd | 11,851 | $477.5K | 0.05% | −4,700−28.4% | Reduced |
| Creative Planning | 11,935 | $480.9K | 0.00% | +3,461+40.8% | Added |
| Cetera Investment Advisers | 11,942 | $481.1K | 0.00% | −2,415−16.8% | Reduced |
| Landscape Capital Management, L.L.C. | 12,241 | $493.2K | 0.04% | +4,756+63.5% | Added |
| Bridgewater Associates, LP | 12,336 | $497.0K | 0.00% | −47,264−79.3% | Reduced |
| Axq Capital, LP | 12,372 | $498.5K | 0.12% | +12,372 | New |
| Schonfeld Strategic Advisors LLC | 12,709 | $512.0K | 0.00% | −53,971−80.9% | Reduced |
| Cambridge Investment Research Advisors, Inc. | 12,988 | $523.0K | 0.00% | −300−2.3% | Reduced |
| Quantbot Technologies LP | 13,089 | $527.4K | 0.03% | −6,958−34.7% | Reduced |
| Hanseatic Management Services Inc | 13,231 | $533.1K | 0.80% | +13,231 | New |
| Franklin Resources Inc | 13,697 | $551.9K | 0.00% | +3,204+30.5% | Added |
| Commonwealth of Pennsylvania Public School Empls Retrmt Sys | 13,918 | $560.8K | 0.00% | −164−1.2% | Reduced |
| Susquehanna Portfolio Strategies, LLC | 14,142 | $569.8K | 0.02% | −14,800−51.1% | Reduced |
| The PNC Financial Services Group, Inc. | 14,272 | $575.0K | 0.00% | +8,639+153.4% | Added |
| Dynamic Technology Lab Private Ltd | 14,443 | $582.0K | 0.07% | +5,850+68.1% | Added |
| Diversified Trust Co | 14,635 | $589.6K | 0.02% | +1,462+11.1% | Added |
| MN Wealth Advisors, LLC | 14,723 | $593.2K | 0.34% | +440+3.1% | Added |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 14,960 | $602.7K | 0.00% | +592+4.1% | Added |
| Pacific Capital Partners Ltd | 15,282 | $615.7K | 0.41% | 00.0% | Unchanged |
| Oregon Public Employees Retirement Fund | 15,694 | $632.3K | 0.01% | −1,758−10.1% | Reduced |
| Commerce Bank | 15,727 | $633.6K | 0.00% | 00.0% | Unchanged |
| Apollon Wealth Management, LLC | 15,849 | $638.6K | 0.02% | 00.0% | Unchanged |
| MetLife Investment Management | 16,336 | $658.2K | 0.00% | +14,722+912.1% | Added |
| Raymond James Financial Services Advisors, Inc. | 16,695 | $672.6K | 0.00% | +681+4.3% | Added |
| Mariner, LLC | 16,970 | $683.8K | 0.00% | +428+2.6% | Added |
| Handelsbanken Fonder AB | 17,600 | $709.0K | 0.00% | +600+3.5% | Added |
| Arizona State Retirement System | 18,075 | $728.2K | 0.00% | +154+0.9% | Added |
| State Board of Administration of Florida Retirement System | 18,552 | $747.5K | 0.00% | −49,627−72.8% | Reduced |
| Gsa Capital Partners LLP | 19,260 | $776.0K | 0.05% | +10,867+129.5% | Added |
| Amalgamated Bank | 19,749 | $796.0K | 0.01% | −2,120−9.7% | Reduced |
| Boothbay Fund Management, LLC | 20,250 | $815.9K | 0.03% | +12,700+168.2% | Added |
| Bank of Montreal | 19,990 | $837.2K | 0.00% | +11,045+123.5% | Added |
| Teachers Retirement System of the State of Kentucky | 21,290 | $857.0K | 0.01% | 00.0% | Unchanged |
| Quantinno Capital Management LP | 21,760 | $876.7K | 0.02% | +9,845+82.6% | Added |
| Bessemer Group Inc | 22,060 | $888.0K | 0.00% | +1,760+8.7% | Added |
| Maryland State Retirement & Pension System | 22,520 | $907.3K | 0.02% | −5,932−20.8% | Reduced |
| Capula Management Ltd | 23,256 | $937.0K | 0.01% | +23,256 | New |
| Ensign Peak Advisors, Inc | 25,532 | $1.03M | 0.00% | 00.0% | Unchanged |
| Yousif Capital Management, LLC | 26,291 | $1.06M | 0.01% | −3,384−11.4% | Reduced |
| HighMark Wealth Management LLC | 27,170 | $1.09M | 0.66% | 00.0% | Unchanged |
| Comerica Bank | 27,902 | $1.12M | 0.00% | −3,140−10.1% | Reduced |
| ClariVest Asset Management LLC | 28,149 | $1.13M | 0.12% | +28,149 | New |
| Legato Capital Management LLC | 28,870 | $1.16M | 0.16% | +10,845+60.2% | Added |
| Cresset Asset Management, LLC | 29,883 | $1.20M | 0.01% | +1,697+6.0% | Added |
| Voya Investment Management LLC | 30,193 | $1.22M | 0.00% | +11,112+58.2% | Added |
| Janney Montgomery Scott LLC | 31,038 | $1.25M | 0.00% | −3,468−10.1% | Reduced |
| JB Capital LLC | 31,470 | $1.27M | 0.08% | +2,499+8.6% | Added |
| Stifel Financial Corp | 31,912 | $1.29M | 0.00% | +8,224+34.7% | Added |
| Louisiana State Employees Retirement System | 32,500 | $1.31M | 0.03% | +200+0.6% | Added |
| State of Tennessee, Treasury Department | 32,709 | $1.32M | 0.00% | +2,450+8.1% | Added |
| Beacon Investment Advisory Services, Inc. | 33,580 | $1.35M | 0.06% | −2,883−7.9% | Reduced |
| Deutsche Bank AG | 33,649 | $1.36M | 0.00% | +24,000+248.7% | Added |
| Susquehanna International Group, LLP | 33,974 | $1.37M | 0.00% | −118,266−77.7% | Reduced |
| Two Sigma Securities, LLC | 34,572 | $1.39M | 0.07% | +34,572 | New |
| State of New Jersey Common Pension Fund D | 35,939 | $1.45M | 0.01% | +35,939 | New |
| Manufacturers Life Insurance Company, The | 35,980 | $1.45M | 0.00% | +27,208+310.2% | Added |
| SEI Investments Co | 36,150 | $1.46M | 0.00% | +18,801+108.4% | Added |
| US Bancorp | 36,920 | $1.49M | 0.00% | +903+2.5% | Added |
| Cinctive Capital Management LP | 37,105 | $1.49M | 0.08% | +37,105 | New |
| Brinker Capital Investments, LLC | 37,376 | $1.51M | 0.02% | −2,854−7.1% | Reduced |
| Orion Portfolio Solutions, LLC | 37,376 | $1.51M | 0.02% | −2,854−7.1% | Reduced |
| Corebridge Financial, Inc. | 37,559 | $1.51M | 0.01% | +37,559 | New |