Tandem Diabetes Care, Inc. TNDM
Set alert
18.67 USD -0.44 -2.30%
At close
18.77 +0.10 +0.54%
Pre-market · Nov 3, 4:46 AM ET
18.42 Day range 19.45
12.26 52-week range 29.65
- YTD
- -15.06%
- 1 year
- +33.36%
- Open
- 19.35
- Prev close
- 19.11
- Mkt cap
- 1.30B
- Vol
- 2.90M
- Avg vol
- 2.14M
- EPS
- -0.91
- P/E
- 0.00
- Div yield
- 0.00%
More statistics
- Low
- 18.42
- High
- 19.45
- Forward P/E
- 117.45
- Beta
- 1.59
- Short ratio
- 6.27
- Inst. own
- 115.77%
- Dividend
- 0.00
- Ex-div date
- Earnings
- Nov 5, 2026
- 50-d avg
- 18.02
- 200-d avg
- 18.93
- 1y target
- 27.76
Held by funds
125 US ETFs and mutual funds hold TNDM · largest positions
Ownership
Held by insiders 1.17%
Held by institutions 115.77%
Float held by institutions 117.14%
Institutions 370
Top institutional holders
| Holder | % held | Shares | Value | Reported |
|---|---|---|---|---|
| Blackrock Inc. | 16.65% | 11,583,125 | 216.26M | Jun 29, 2026 |
| Sessa Capital IM, L.P. | 7.33% | 5,100,000 | 95.22M | Jun 29, 2026 |
| Vanguard Portfolio Management LLC | 6.18% | 4,299,667 | 80.27M | Jun 29, 2026 |
| First Light Asset Management, LLC | 4.86% | 3,383,553 | 63.17M | Jun 29, 2026 |
| Vanguard Capital Management LLC | 4.45% | 3,096,536 | 57.81M | Jun 29, 2026 |
| State Street Corporation | 4.10% | 2,851,646 | 53.24M | Jun 29, 2026 |
Top mutual fund holders
| Holder | % held | Shares | Value | Reported |
|---|---|---|---|---|
| iShares Trust-iShares Core S&P Small-Cap ETF | 5.95% | 4,140,278 | 77.30M | Sep 29, 2026 |
| VANGUARD INDEX FUNDS-Vanguard Total Stock Market Index Fund | 3.14% | 2,186,918 | 40.83M | Jun 29, 2026 |
| iShares Trust-iShares Russell 2000 ETF | 2.59% | 1,803,947 | 33.68M | Sep 29, 2026 |
| VANGUARD INDEX FUNDS-Vanguard Small-Cap Index Fund | 2.26% | 1,570,019 | 29.31M | Jun 29, 2026 |
| VANGUARD INDEX FUNDS-Vanguard Small-Cap Growth Index Fund | 1.30% | 901,467 | 16.83M | Jun 29, 2026 |
| VANGUARD INDEX FUNDS-Vanguard Extended Market Index Fund | 1.13% | 788,509 | 14.72M | Jun 29, 2026 |
Insiders
| Insider | Relation | Latest transaction | Date | Shares held |
|---|---|---|---|---|
| ALLEN DICK P | Retired | Conversion of Exercise of derivative security | May 20, 2026 | 50,903 |
| BLICKENSTAFF KIM D | Director | Sale | Nov 20, 2024 | 0 |
| CARPENTER RICK | Chief Technology Officer | Conversion of Exercise of derivative security | Aug 13, 2026 | 32,148 |
| GASSER ELIZABETH ANNE | Officer | Conversion of Exercise of derivative security | Aug 13, 2026 | 34,505 |
| HANSEN SHANNON MARIE | Officer | Conversion of Exercise of derivative security | Aug 13, 2026 | 33,585 |
| MORRISON SUSAN M | Officer | Conversion of Exercise of derivative security | Aug 13, 2026 | 52,788 |