Tandem Diabetes CareTNDM
13F holders, Q4 2024 (December 31)315holders −16
28new positions
50sold out
8famous investors
$36.02avg. 13F price*
At the end of Q4 2024, 315 institutions reported holding Tandem Diabetes Care Inc. (TNDM) in their 13F filings, down 16 from Q3 2024. 28 opened new positions and 50 sold out. The largest holders were BlackRock, Inc. ($421.4M), Vanguard Group Inc. ($268.0M) and State Street Corp. ($99.6M). 8 famous investors held it, including Paul Tudor Jones (0.1% of Tudor Investment Corporation's portfolio), Steve Cohen (0.1% of Point72 Asset Management's portfolio) and Joel Greenblatt (0.0% of Gotham Asset Management's portfolio).
- Company
- Tandem Diabetes Care Inc.
- CUSIP
- 875372203
- Latest filing quarter
- Q2 2026
History
Number of 13F holders
Total Exit/New Position Q3 2024 → Q4 2024
| Institutions | Total Value | |
|---|---|---|
| New Positions | 28 | $86.8M |
| Exits | 50 | $73.7M |
All 13F filers, Q3 2024 → Q4 2024: 11,556,075 shares bought and 13,016,622 shares sold, net −1,460,547 shares. Counts holders who added, trimmed, opened or closed a position; split-adjusted.
Ownership 315 holders
| BlackRock, Inc. | 0.01% | Add +5.3% | 11,697,824 | $421.4M |
| Vanguard Group Inc. | 0.00% | Add +1.1% | 7,440,005 | $268.0M |
| State Street Corp. | 0.00% | Add +4.1% | 2,765,137 | $99.6M |
| ArrowMark Colorado Holdings LLC | 1.32% | Add +14.1% | 2,723,715 | $98.1M |
| GW&K Investment Management, LLC | 0.65% | Add +18.0% | 2,123,488 | $76.5M |
| Fred Alger Management, LLC | 0.33% | Reduce -1.8% | 1,943,356 | $70.0M |
| Jacobs Levy Equity Management, Inc. | 0.21% | Add +189.0% | 1,661,013 | $59.8M |
| Park West Asset Management LLC | 4.80% | Add +49.5% | 1,600,000 | $57.6M |
| Stephens Investment Management Group LLC | 0.75% | Add +22.1% | 1,555,809 | $56.0M |
| Geode Capital Management, LLC | 0.00% | Add +0.5% | 1,533,828 | $55.3M |
| Jennison Associates LLC | 0.03% | Reduce -17.7% | 1,466,355 | $52.8M |
| Champlain Investment Partners, LLC | 0.31% | Reduce -6.1% | 1,379,863 | $49.7M |
| Hood River Capital Management LLC | 0.68% | New | 1,278,047 | $46.0M |
| FMR LLC | 0.00% | Add +92.4% | 1,086,842 | $39.1M |
| Chicago Capital, LLC | 0.93% | Reduce -3.2% | 970,607 | $35.0M |
| Paradice Investment Management LLC | 6.83% | Add +5.9% | 956,407 | $34.4M |
| Marshall Wace, LLP | 0.04% | Add +16.9% | 950,948 | $34.3M |
| Gilder Gagnon Howe & Co. LLC | 0.36% | Add +6.8% | 931,894 | $33.6M |
| Brown Advisory Inc. | 0.04% | New | 913,087 | $32.9M |
| Two Sigma Advisers, LP | 0.07% | Reduce -2.2% | 881,783 | $31.8M |
| Two Sigma Investments, LP | 0.07% | Add +4.4% | 861,188 | $31.0M |
| Morgan Stanley | 0.00% | Reduce -14.7% | 847,109 | $30.5M |
| Kingdon Capital Management, L.L.C. | 4.87% | Add +49.2% | 790,547 | $28.5M |
| Bellevue Group AG | 0.54% | Reduce -57.7% | 782,456 | $28.2M |
| Capital World Investors | 0.00% | Reduce -76.5% | 767,000 | $27.6M |
| Baillie Gifford & Co. | 0.02% | Add +235.7% | 746,109 | $26.9M |
| Capital International Investors | 0.00% | Add +12.5% | 718,038 | $25.9M |
| Northern Trust Corp. | 0.00% | Add +9.7% | 697,456 | $25.1M |
| Goldman Sachs Group Inc. | 0.00% | Add +9.3% | 678,490 | $24.4M |
| Brown Capital Management LLC | 0.54% | Reduce -13.1% | 642,020 | $23.1M |
| UBS Group AG | 0.01% | Add +177.8% | 626,350 | $22.6M |
| Charles Schwab Investment Management Inc. | 0.00% | Add +2.8% | 602,321 | $21.7M |
| Victory Capital Management Inc. | 0.02% | Reduce -3.8% | 565,233 | $20.4M |
| Nuveen Asset Management, LLC | 0.01% | Add +9.9% | 519,019 | $18.7M |
| Connor, Clark & Lunn Investment Management Ltd. | 0.08% | Add +89.3% | 515,062 | $18.6M |
| Oberweis Asset Management Inc./ | 0.86% | Add +13.1% | 506,600 | $18.2M |
| Point72 Asset Management | 0.05% | Add +105.8% | 495,311 | $17.8M |
| Barclays PLC | 0.01% | Add +106.4% | 476,974 | $17.2M |
| Bank of New York Mellon Corp | 0.00% | Add +0.9% | 436,692 | $15.7M |
| JPMorgan Chase & Co. | 0.00% | Add +98.7% | 392,586 | $14.1M |
| Principal Financial Group Inc. | 0.01% | Add +4.9% | 388,347 | $14.0M |
| Divisadero Street Capital Management, LP | 1.62% | Reduce -65.8% | 360,232 | $13.0M |
| Silvercrest Asset Management Group LLC | 0.08% | Add +29.2% | 346,565 | $12.5M |
| Ameriprise Financial Inc. | 0.00% | Reduce -60.3% | 345,681 | $12.5M |
| Beaconlight Capital, LLC | 4.77% | Add +53.6% | 331,209 | $11.9M |
| Bank of America Corp. | 0.00% | Reduce -28.7% | 317,706 | $11.4M |
| Renaissance Technologies | 0.02% | Add +50.0% | 315,727 | $11.4M |
| Mirae Asset Global Investments Co., Ltd. | 0.05% | Add +397.3% | 301,614 | $11.1M |
| First Light Asset Management, LLC | 1.01% | Reduce -71.5% | 292,117 | $10.5M |
| Russell Investments Group, Ltd. | 0.01% | Add +36.5% | 290,228 | $10.5M |
| Frontier Capital Management Co. LLC | 0.09% | Add +50.4% | 272,088 | $9.8M |
| Kennedy Capital Management LLC | 0.21% | Add +113.8% | 267,355 | $9.6M |
| Envestnet Asset Management Inc. | 0.00% | Reduce -4.4% | 254,063 | $9.2M |
| ExodusPoint Capital Management, LP | 0.10% | Add +331.6% | 254,057 | $9.2M |
| Aberdeen Group plc | 0.02% | Add +72.3% | 248,864 | $9.0M |
| DAFNA Capital Management LLC | 2.07% | Add +9.3% | 223,208 | $8.0M |
| Engineers Gate Manager LP | 0.14% | Add +181.7% | 222,805 | $8.0M |
| New York State Common Retirement Fund | 0.01% | Reduce -20.7% | 212,166 | $7.6M |
| Trexquant Investment LP | 0.09% | Add +53.8% | 211,206 | $7.6M |
| Invesco Ltd. | 0.00% | Reduce -35.5% | 204,890 | $7.4M |
| Next Century Growth Investors LLC | 0.54% | Reduce -79.5% | 201,839 | $7.3M |
| FIL Ltd | 0.01% | Add +48.7% | 201,376 | $7.3M |
| Capital Fund Management S.A. | 0.07% | Add +116.1% | 200,277 | $7.2M |
| 4D Advisors, LLC | 5.05% | — | 200,000 | $7.2M |
| KBC Group NV | 0.02% | Add +41.5% | 192,479 | $6.9M |
| Legal & General Group Plc | 0.00% | Add +0.8% | 182,655 | $6.6M |
| Freestone Grove Partners LP | 0.08% | — | 181,124 | $6.5M |
| Rhumbline Advisers | 0.01% | Reduce -2.6% | 178,706 | $6.4M |
| UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC | 0.00% | Add +20.4% | 177,739 | $6.4M |
| Tudor Investment Corporation | 0.06% | Add +314.8% | 169,043 | $6.1M |
| Public Sector Pension Investment Board | 0.03% | Add +18.1% | 164,022 | $5.9M |
| Raymond James Financial Inc. | 0.00% | — | 163,614 | $5.9M |
| Royal Bank of Canada | 0.00% | Reduce -6.1% | 162,258 | $5.8M |
| Prudential Financial Inc. | 0.01% | Add +29.4% | 174,884 | $5.7M |
| Millennium Management | 0.00% | Reduce -89.5% | 151,340 | $5.5M |
| Polar Capital Holdings Plc | 0.03% | Reduce -7.2% | 142,900 | $5.1M |
| State of Wisconsin Investment Board | 0.01% | Add +33.7% | 142,462 | $5.1M |
| Citadel Advisors | 0.00% | Reduce -62.1% | 131,826 | $4.7M |
| Swiss National Bank | 0.00% | Add +2.0% | 128,700 | $4.6M |
| Formula Growth Ltd. | 1.54% | Reduce -1.7% | 125,965 | $4.5M |
| Sei Investments Co. | 0.01% | Add +305.3% | 123,807 | $4.5M |
| Truist Financial Corp. | 0.01% | Add +2.1% | 119,561 | $4.3M |
| Lisanti Capital Growth, LLC | 1.03% | Add +3.1% | 118,550 | $4.3M |
| Gotham Asset Management | 0.04% | Reduce -3.7% | 115,876 | $4.2M |
| Rice Hall James & Associates, LLC | 0.21% | Add +14.3% | 105,482 | $3.8M |
| Assenagon Asset Management S.A. | 0.01% | Reduce -74.0% | 98,231 | $3.5M |
| Voya Investment Management LLC | 0.00% | Add +231.9% | 98,179 | $3.5M |
| Prelude Capital Management, LLC | 0.30% | Add +43.4% | 97,690 | $3.5M |
| Citigroup Inc. | 0.00% | Add +16.1% | 95,213 | $3.4M |
| Cubist Systematic Strategies, LLC | 0.06% | Reduce -70.7% | 93,987 | $3.4M |
| Alliancebernstein L.P. | 0.00% | Reduce -30.2% | 93,807 | $3.4M |
| Algert Global LLC | 0.08% | Add +141.3% | 89,536 | $3.2M |
| Banque Pictet & Cie SA | 0.03% | Reduce -8.4% | 87,286 | $3.1M |
| Mizuho Markets Americas LLC | 0.06% | Add +19.7% | 85,092 | $3.1M |
| First Trust Advisors LP | 0.00% | Reduce -21.4% | 77,901 | $2.8M |
| Amundi | 0.00% | Add +42.9% | 69,871 | $2.6M |
| MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. | 0.01% | Reduce -9.5% | 72,317 | $2.6M |
| New York State Teachers Retirement System | 0.01% | Reduce -0.6% | 68,200 | $2.5M |
| Cerity Partners LLC | 0.01% | Reduce -8.5% | 57,476 | $2.4M |
| Natixis Advisors, LLC | 0.00% | Add +3.1% | 65,678 | $2.4M |
"% of holder's portfolio" is TNDM's weight in each manager's 13F, not the share of Tandem Diabetes Care Inc. the manager owns.