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 2022
Institutional positions in Tandem Diabetes Care Inc as of Jun 30, 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
- 331
- −41 vs. Q1 2022
- Shares held
- 61.4M
- +2.07M (+3.5%) vs. Q1 2022
- Total value
- $3.64B
- −$3.26B (−47.2%) vs. Q1 2022
- New holders
- 37
- 150 more added
- Sold out
- 78
- 110 more reduced
7 institutions that held it in Q1 2022 haven't filed for Q2 2022 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q1 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, Q2 2022
Shares, value and share of portfolio for each institution holding Tandem Diabetes Care Inc; share changes are against Q1 2022.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| FMR LLC | 6,466,950 | $382.8M | 0.04% | +347,352+5.7% | Added |
| Vanguard Group Inc | 6,373,593 | $377.3M | 0.01% | +66,869+1.1% | Added |
| BlackRock Inc. | 6,344,383 | $375.5M | 0.01% | −186,691−2.9% | Reduced |
| Capital World Investors | 2,856,177 | $169.1M | 0.04% | +9,925+0.3% | Added |
| Champlain Investment Partners, LLC | 2,639,663 | $156.2M | 1.01% | +1,098,338+71.3% | Added |
| Invesco Ltd. | 2,165,811 | $128.2M | 0.04% | +85,638+4.1% | Added |
| State Street Corp | 1,723,164 | $102.0M | 0.01% | +15,134+0.9% | Added |
| Brown Capital Management LLC | 1,692,814 | $100.2M | 1.34% | +473,867+38.9% | Added |
| Alliancebernstein L.P. | 1,354,144 | $80.2M | 0.04% | +1,262,079+1,370.9% | Added |
| Bellevue Group AG | 1,315,873 | $77.9M | 1.10% | +199,365+17.9% | Added |
| Federated Hermes, Inc. | 1,141,112 | $67.5M | 0.18% | −59,482−5.0% | Reduced |
| RTW Investments, LP | 922,630 | $54.6M | 1.41% | −82,306−8.2% | Reduced |
| Geode Capital Management, LLC | 854,931 | $50.6M | 0.01% | +688+0.1% | Added |
| Stephens Investment Management Group LLC | 838,428 | $49.6M | 0.92% | +4,459+0.5% | Added |
| Eaton Vance Management | 696,966 | $41.3M | 0.06% | +407,148+140.5% | Added |
| Wellington Management Group LLP | 683,439 | $40.5M | 0.01% | −17,076−2.4% | Reduced |
| Macquarie Group Ltd | 661,490 | $39.2M | 0.04% | −10,251−1.5% | Reduced |
| Bank of New York Mellon Corp | 636,066 | $37.6M | 0.01% | +22,319+3.6% | Added |
| Price T Rowe Associates Inc | 635,444 | $37.6M | 0.00% | +7,747+1.2% | Added |
| Goldman Sachs Group Inc | 627,286 | $37.1M | 0.01% | −167,827−21.1% | Reduced |
| Norges Bank | 619,600 | $36.7M | 0.01% | +25,598+4.3% | Added |
| Morgan Stanley | 531,463 | $31.5M | 0.00% | +358,364+207.0% | Added |
| Two Sigma Investments, LP | 524,249 | $31.0M | 0.10% | +485,667+1,258.8% | Added |
| Voya Investment Management LLC | 521,731 | $30.9M | 0.08% | +4,529+0.9% | Added |
| Charles Schwab Investment Management Inc | 503,814 | $29.8M | 0.01% | +2340.0% | Added |
| Northern Trust Corp | 470,747 | $27.9M | 0.01% | −13,020−2.7% | Reduced |
| First Light Asset Management, LLC | 467,555 | $27.7M | 3.22% | +32,250+7.4% | Added |
| Chicago Capital, LLC | 456,003 | $27.0M | 1.49% | −6,667−1.4% | Reduced |
| Nuveen Asset Management, LLC | 451,248 | $26.7M | 0.01% | +102,427+29.4% | Added |
| American Century Companies Inc | 428,340 | $25.4M | 0.02% | +95,841+28.8% | Added |
| Westfield Capital Management Co LP | 427,838 | $25.3M | 0.20% | +83,795+24.4% | Added |
| AXA S.A. | 419,952 | $24.9M | 0.09% | +104,602+33.2% | Added |
| Emerald Advisers, LLC | 400,931 | $23.7M | 1.22% | +400,931 | New |
| Hood River Capital Management LLC | 382,658 | $22.6M | 0.90% | +93,940+32.5% | Added |
| Two Sigma Advisers, LP | 375,883 | $22.2M | 0.06% | +346,390+1,174.5% | Added |
| Squarepoint Ops LLC | 358,126 | $21.2M | 0.20% | +254,958+247.1% | Added |
| Assenagon Asset Management S.A. | 354,109 | $21.0M | 0.09% | +234,135+195.2% | Added |
| Gilder Gagnon Howe & Co LLC | 342,473 | $20.3M | 0.36% | −403,851−54.1% | Reduced |
| Cubist Systematic Strategies, LLC | 336,470 | $19.9M | 0.15% | +241,193+253.1% | Added |
| Pictet Asset Management SA | 333,064 | $19.7M | 0.03% | +108,671+48.4% | Added |
| Emerald Mutual Fund Advisers Trust | 331,185 | $19.6M | 1.14% | +331,185 | New |
| Janus Henderson Group PLC | 311,301 | $18.4M | 0.01% | −48,554−13.5% | Reduced |
| TimesSquare Capital Management, LLC | 309,295 | $18.3M | 0.26% | +3,500+1.1% | Added |
| Baillie Gifford & Co | 306,223 | $18.1M | 0.02% | −27,578−8.3% | Reduced |
| New York State Common Retirement Fund | 291,932 | $17.3M | 0.02% | −8,771−2.9% | Reduced |
| Eversept Partners, LP | 256,268 | $15.2M | 1.48% | +256,268 | New |
| Principal Financial Group Inc | 253,859 | $15.0M | 0.01% | +4,472+1.8% | Added |
| Intrinsic Edge Capital Management LLC | 243,425 | $14.4M | 1.29% | +111,250+84.2% | Added |
| Wasatch Advisors Inc | 241,561 | $14.3M | 0.09% | −10,631−4.2% | Reduced |
| Bank of America Corp | 223,815 | $13.2M | 0.00% | +119,992+115.6% | Added |
| Qube Research & Technologies Ltd | 215,247 | $12.7M | 0.10% | +165,978+336.9% | Added |
| Ameriprise Financial Inc | 210,107 | $12.4M | 0.00% | −468,122−69.0% | Reduced |
| Nomura Holdings Inc | 201,927 | $12.4M | 0.11% | +3,100+1.6% | Added |
| Redmile Group, LLC | 187,460 | $11.1M | 0.42% | −83,758−30.9% | Reduced |
| Lombard Odier Asset Management (Switzerland) SA | 186,677 | $11.0M | 0.94% | −790.0% | Reduced |
| Soleus Capital Management, L.P. | 183,800 | $10.9M | 1.74% | +183,800 | New |
| Redwood Investments, LLC | 180,715 | $10.7M | 1.19% | +24,090+15.4% | Added |
| Rhumbline Advisers | 176,894 | $10.5M | 0.02% | +13,824+8.5% | Added |
| Renaissance Technologies LLC | 153,227 | $9.07M | 0.01% | +131,327+599.7% | Added |
| Swiss National Bank | 150,200 | $8.89M | 0.01% | 00.0% | Unchanged |
| JPMorgan Chase & Co | 145,224 | $8.60M | 0.00% | +11,827+8.9% | Added |
| Fred Alger Management, LLC | 145,090 | $8.59M | 0.04% | −3,522−2.4% | Reduced |
| WCM Investment Management, LLC | 142,284 | $8.56M | 0.03% | +36,008+33.9% | Added |
| CIBC Private Wealth Group, LLC | 138,843 | $8.22M | 0.02% | −4,614−3.2% | Reduced |
| Essex Investment Management Co LLC | 136,406 | $8.07M | 1.30% | −5,772−4.1% | Reduced |
| First Trust Advisors LP | 133,481 | $7.90M | 0.01% | −119,392−47.2% | Reduced |
| Osterweis Capital Management Inc | 129,700 | $7.68M | 0.58% | +47,860+58.5% | Added |
| Amundi | 142,220 | $7.62M | 0.01% | −11,699−7.6% | Reduced |
| California Public Employees Retirement System | 125,172 | $7.41M | 0.01% | −3,111−2.4% | Reduced |
| ExodusPoint Capital Management, LP | 124,525 | $7.37M | 0.10% | +61,558+97.8% | Added |
| Candriam Luxembourg S.C.A. | 124,074 | $7.34M | 0.06% | +81,499+191.4% | Added |
| Skandinaviska Enskilda Banken AB (publ) | 122,657 | $7.26M | 0.05% | +25,058+25.7% | Added |
| Bamco Inc | 121,615 | $7.20M | 0.02% | +121,615 | New |
| Capital Fund Management S.A. | 118,881 | $7.04M | 0.19% | +68,827+137.5% | Added |
| Kingdon Capital Management, L.L.C. | 118,500 | $7.01M | 1.87% | −53,900−31.3% | Reduced |
| Allspring Global Investments Holdings, LLC | 116,708 | $6.91M | 0.01% | +6,975+6.4% | Added |
| SEI Investments Co | 115,800 | $6.85M | 0.01% | −234,068−66.9% | Reduced |
| Engineers Gate Manager LP | 113,459 | $6.72M | 0.25% | +104,331+1,143.0% | Added |
| UBS Group AG | 112,511 | $6.66M | 0.00% | −203,647−64.4% | Reduced |
| Arrowstreet Capital, Limited Partnership | 111,899 | $6.62M | 0.01% | +102,408+1,079.0% | Added |
| Barclays PLC | 111,607 | $6.61M | 0.01% | +5,556+5.2% | Added |
| Mirae Asset Global Investments Co., Ltd. | 109,529 | $6.48M | 0.02% | −4,224−3.7% | Reduced |
| Dimensional Fund Advisors LP | 107,993 | $6.39M | 0.00% | −77,415−41.8% | Reduced |
| American International Group, Inc. | 105,984 | $6.27M | 0.04% | −2,123−2.0% | Reduced |
| Sectoral Asset Management Inc | 105,763 | $6.26M | 1.26% | +26,175+32.9% | Added |
| Victory Capital Management Inc | 102,925 | $6.09M | 0.01% | −110,964−51.9% | Reduced |
| Bridgewater Associates, LP | 101,494 | $6.01M | 0.03% | +9,244+10.0% | Added |
| Legal & General Group Plc | 97,817 | $5.79M | 0.00% | +318+0.3% | Added |
| State of Wisconsin Investment Board | 97,483 | $5.77M | 0.02% | +11,459+13.3% | Added |
| UBS Asset Management Americas Inc | 94,133 | $5.57M | 0.00% | −2,183−2.3% | Reduced |
| Millennium Management LLC | 93,381 | $5.53M | 0.01% | −362,711−79.5% | Reduced |
| British Columbia Investment Management Corp | 90,000 | $5.33M | 0.05% | 00.0% | Unchanged |
| Man Group plc | – | $5.26M | 0.02% | – | – |
| Silvercrest Asset Management Group LLC | 87,053 | $5.15M | 0.04% | −4,715−5.1% | Reduced |
| Mutual of America Capital Management LLC | 86,777 | $5.14M | 0.07% | −4,678−5.1% | Reduced |
| Deutsche Bank AG | 86,265 | $5.11M | 0.00% | +24,659+40.0% | Added |
| Retirement Systems of Alabama | 84,260 | $4.99M | 0.02% | +898+1.1% | Added |
| California State Teachers Retirement System | 81,853 | $4.84M | 0.01% | +1,048+1.3% | Added |
| Allianz Asset Management GmbH | 76,163 | $4.51M | 0.00% | +58,786+338.3% | Added |
| State Board of Administration of Florida Retirement System | 70,109 | $4.15M | 0.01% | −3,084−4.2% | Reduced |