Fund shareholders of Tandem Diabetes Care Inc
ISIN US8753722037 · United States · LEI 549300JEPFOD0K4D3I05
- Fund shareholders
- 208
- Of which ETFs
- 50 158 other funds
- Value held
- 402.6M $
- Share of capital
- 36.6 % of 69.6M shares on Aug 3, 2026
208 funds hold this company. This table lists the 206 that declare it in a regulatory filing. The other 2 publish their holdings in their own reports. The “Fund reports” tab lists them, with their weight.
| Fund | Shares | Value | Weight in fund | Share of capital | |
|---|---|---|---|---|---|
| ProShares Hedge Replication ETF ProShares Trust | 63 | 1.1K $ | 0.01 % | 0.00 % | as of May 31, 2026 ↗ |
| SMALL-CAP PROFUND ProFunds | 59 | 1.2K $ | 0.01 % | 0.00 % | as of Jul 31, 2026 ↗ |
| State Street(R) SPDR(R) S&P(R) 1500 Momentum Tilt ETF SPDR SERIES TRUST | 41 | 618.7 $ | 0.00 % | 0.00 % | as of Jun 30, 2026 ↗ |
| E*TRADE No Fee Total Market Index Fund E Trade Trust | 21 | 409.5 $ | 0.00 % | 0.00 % | as of Jul 31, 2026 ↗ |
| Russell 2000(R) 1.5x Strategy Fund Rydex Variable Trust | 20 | 301.8 $ | 0.01 % | 0.00 % | as of Jun 30, 2026 ↗ |
| ProShares Russell 2000 Dynamic Buffer ETF ProShares Trust | 19 | 326.8 $ | 0.03 % | 0.00 % | as of May 31, 2026 ↗ |
Funds that publish their own holdings
| Fund | Weight in fund | |
|---|---|---|
| Edmond de Rothschild Fund - Healthcare Edmond de Rothschild Asset Management (Luxembourg) | 1.39 % | as of Mar 31, 2026 ↗ |
| Fidelity Funds - American Growth Fund FIL Investment Management (Luxembourg) S.A. | 0.36 % | as of Apr 30, 2025 ↗ |
The funds most exposed to it
The weight is the share of a fund's net assets. The holders table ranks funds by number of shares. This one ranks them by the weight of the company in each fund.
| Fund | Weight in fund | |
|---|---|---|
| State Street(R) SPDR(R) S&P(R) Health Care Equipment ETF SPDR SERIES TRUST | 1.52 % | as of Jun 30, 2026 ↗ |
| Meridian Small Cap Growth Fund Meridian Fund Inc | 1.52 % | as of Jun 30, 2026 ↗ |
| Edmond de Rothschild Fund - Healthcare Edmond de Rothschild Asset Management (Luxembourg) | 1.39 % | as of Mar 31, 2026 ↗ |
| Meridian Growth Fund Meridian Fund Inc | 1.34 % | as of Jun 30, 2026 ↗ |
| Global X HealthTech ETF GLOBAL X FUNDS | 1.18 % | as of May 31, 2026 ↗ |
| Disciplined U.S. Small Cap Equity Portfolio GLENMEDE FUND INC | 0.88 % | as of Jul 31, 2026 ↗ |
| PGIM Jennison Health Sciences Fund Prudential Sector Funds, Inc. | 0.84 % | as of May 29, 2026 ↗ |
| Keeley Small Cap Fund Teton Westwood Funds | 0.77 % | as of Jun 30, 2026 ↗ |
| PACE Small/Medium Co Growth Equity Investments PACE SELECT ADVISORS TRUST | 0.62 % | as of Jul 31, 2026 ↗ |
| Invesco S&P SmallCap Health Care ETF Invesco Exchange-Traded Fund Trust II | 0.62 % | as of May 31, 2026 ↗ |
Quarter after quarter
Each row is one quarter of SEC filings, newest first. The change compares each quarter with the one before.
| Quarter | Shareholders | Change | Shares | Change |
|---|---|---|---|---|
| 2026Q3 | 206 | -8 | 25,498,822 | -3.3 % |
| 2026Q2 | 214 | +13 | 26,364,172 | +2.6 % |
| 2026Q1 | 201 | -1 | 25,696,614 | -6.0 % |
| 2025Q4 | 202 | -25 | 27,324,371 | -9.2 % |
| 2025Q3 | 227 | -4 | 30,099,191 | +0.9 % |
| 2025Q2 | 231 | -6 | 29,840,675 | -3.4 % |
| 2025Q1 | 237 | -6 | 30,889,429 | -5.5 % |
| 2024Q4 | 243 | -21 | 32,677,163 | +1.2 % |
| 2024Q3 | 264 | +14 | 32,278,198 | +0.4 % |
| 2024Q2 | 250 | -3 | 32,160,648 | -3.1 % |
| 2024Q1 | 253 | -9 | 33,182,857 | -7.7 % |
| 2023Q4 | 262 | 35,933,508 |
Institutional managers
263 managers declare this company to the SEC (Form 13F). The table shows the 25 largest.
| Manager | Shares | Value | |
|---|---|---|---|
| BlackRock, Inc. | 10,690,844 | 204.9M $ | as of Mar 31, 2026 |
| Sessa Capital IM, L.P. | 4,730,757 | 90.7M $ | as of Mar 31, 2026 |
| ArrowMark Colorado Holdings LLC | 3,103,609 | 59.5M $ | as of Mar 31, 2026 |
| GW&K Investment Management, LLC | 2,689,106 | 51.6K $ | as of Mar 31, 2026 |
| STATE STREET CORP | 2,662,260 | 51M $ | as of Mar 31, 2026 |
| Driehaus Capital Management LLC | 2,304,414 | 44.2M $ | as of Mar 31, 2026 |
| GOLDMAN SACHS GROUP INC | 2,218,922 | 42.5M $ | as of Mar 31, 2026 |
| CITADEL ADVISORS LLC | 2,192,667 | 42M $ | as of Mar 31, 2026 |
| UBS Group AG | 2,047,801 | 39.3M $ | as of Mar 31, 2026 |
| Paradice Investment Management LLC | 2,042,425 | 39.2M $ | as of Mar 31, 2026 |
| TWO SIGMA INVESTMENTS, LP | 1,864,194 | 35.7M $ | as of Mar 31, 2026 |
| GEODE CAPITAL MANAGEMENT, LLC | 1,679,863 | 32.2M $ | as of Mar 31, 2026 |
| JENNISON ASSOCIATES LLC | 1,658,448 | 31.8M $ | as of Mar 31, 2026 |
| JACOBS LEVY EQUITY MANAGEMENT, INC | 1,523,946 | 29.2M $ | as of Mar 31, 2026 |
| MARSHALL WACE, LLP | 1,442,472 | 27.7M $ | as of Mar 31, 2026 |
| MORGAN STANLEY | 1,357,542 | 26M $ | as of Mar 31, 2026 |
| Freestone Grove Partners LP | 1,330,742 | 25.5M $ | as of Mar 31, 2026 |
| First Light Asset Management, LLC | 1,314,715 | 25.2M $ | as of Mar 31, 2026 |
| BAILLIE GIFFORD & CO | 1,089,393 | 20.9M $ | as of Mar 31, 2026 |
| WELLINGTON MANAGEMENT GROUP LLP | 1,042,764 | 20M $ | as of Mar 31, 2026 |
| VOYA INVESTMENT MANAGEMENT LLC | 804,137 | 15.4M $ | as of Mar 31, 2026 |
| D. E. Shaw & Co., Inc. | 783,906 | 15M $ | as of Mar 31, 2026 |
| Soleus Capital Management, L.P. | 783,000 | 15M $ | as of Mar 31, 2026 |
| Defilade Capital Management, L.P. | 761,905 | 14.6M $ | as of Mar 31, 2026 |
| MILLENNIUM MANAGEMENT LLC | 761,672 | 14.6M $ | as of Mar 31, 2026 |
Declared shareholders of Tandem Diabetes Care Inc
There is 1 beneficial ownership filing. These stakes do not add up. An asset manager that files includes its own funds, which already appear among the funds on this page.
| Shareholder | Declared stake | Shares | |
|---|---|---|---|
| Voya Financial, Inc. | 0.20 % | 149,088 | as of Jun 30, 2026 · SCHEDULE 13G |
Funds holding the debt of Tandem Diabetes Care Inc
11 funds declare 13 bond lines of this company. The amount is the one the fund files. It is not a share of the debt, because no regulator publishes the amount outstanding in open access.
| Fund | Bond lines | Value | |
|---|---|---|---|
| Calamos Market Neutral Income Fund | 2 | 13.3M $ | as of Jul 31, 2026 |
| iShares Convertible Bond ETF | 2 | 12.3M $ | as of Jul 31, 2026 |
| Fidelity Convertible Securities Fund | 1 | 2.1M $ | as of May 31, 2026 |
| WESTWOOD ALTERNATIVE INCOME FUND | 1 | 2M $ | as of Jul 31, 2026 |
| AQR Diversified Arbitrage Fund | 1 | 1.8M $ | as of Jun 30, 2026 |
| Fidelity Strategic Dividend and Income Fund | 1 | 841.9K $ | as of May 31, 2026 |
| Advent Convertible Bond ETF | 1 | 578.5K $ | as of May 31, 2026 |
| PACE Alternative Strategies Investments | 1 | 195.5K $ | as of Jul 31, 2026 |
| JNL Multi-Manager Alternative Fund | 1 | 92.9K $ | as of Jun 30, 2026 |
| Lazard Enhanced Opportunities Portfolio | 1 | 43.7K $ | as of Jun 30, 2026 |
| Franklin Alternative Strategies Fund | 1 | 28.4K $ | as of May 29, 2026 |
Cite this page
Titelia. "Fund shareholders of Tandem Diabetes Care Inc". https://titelia.com/en/stocks/tandem-diabetes-care-inc-US8753722037