TNDM Smart Money
Tandem Diabetes Care, Inc.
1W: +5.0%
1M: -19.8%
3M: +7.0%
YTD: -23.4%
1Y: +33.0%
3Y: -20.7%
5Y: -86.7%
$16.50
+0.00 (+0.00%)
Weekly Expected Move ±8.7%
$14
$15
$16
$18
$19
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🏦 Institutional Activity
Latest: Q2 2026322
Institutions Holding
+13 vs prior
105.4%
Ownership
-27.11%
49
New
95
Increased
136
Reduced
45
Closed
👔 Insider Trades
25 records| Date | Name | Title | Type | Shares | Price | Value | Filing |
|---|---|---|---|---|---|---|---|
| 2026-08-15 | Vosseller Leigh | officer: evp & chief financial officer | F-Tax Withholding | 942 | $22.72 | $21K | Filing |
| 2026-08-15 | Hansen Shannon Marie | officer: evp & chief legal officer | F-Tax Withholding | 559 | $22.72 | $13K | Filing |
| 2026-08-15 | Vosseller Leigh | officer: evp & chief financial officer | F-Tax Withholding | 537 | $22.72 | $12K | Filing |
| 2026-08-15 | Sheridan John F | officer: president & ceo | F-Tax Withholding | 5,055 | $22.72 | $115K | Filing |
| 2026-08-15 | Sheridan John F | officer: president & ceo | F-Tax Withholding | 3,044 | $22.72 | $69K | Filing |
| 2026-08-15 | Morrison Susan | officer: evp & chief admin. officer | F-Tax Withholding | 495 | $22.72 | $11K | Filing |
| 2026-08-15 | Kyrillos Jean-Claude | officer: evp & chief operating officer | F-Tax Withholding | 535 | $22.72 | $12K | Filing |
| 2026-08-15 | Gasser Elizabeth Anne | officer: evp, chief strategy officer | F-Tax Withholding | 1,029 | $22.72 | $23K | Filing |
| 2026-08-15 | Gasser Elizabeth Anne | officer: evp, chief strategy officer | F-Tax Withholding | 589 | $22.72 | $13K | Filing |
| 2026-08-15 | Carpenter Rick | officer: evp & chief technology officer | F-Tax Withholding | 820 | $22.72 | $19K | Filing |
| 2026-08-15 | Carpenter Rick | officer: evp & chief technology officer | F-Tax Withholding | 457 | $22.72 | $10K | Filing |
| 2026-08-15 | Hansen Shannon Marie | officer: evp & chief legal officer | F-Tax Withholding | 976 | $22.72 | $22K | Filing |
| 2026-08-15 | Morrison Susan | officer: evp & chief admin. officer | F-Tax Withholding | 314 | $22.72 | $7K | Filing |
| 2026-07-15 | Kyrillos Jean-Claude | officer: evp & chief operating officer | F-Tax Withholding | 1,926 | $15.28 | $29K | Filing |
| 2026-06-02 | Gasser Elizabeth Anne | officer: evp, chief strategy officer | G-Gift | 7,160 | $— | $0 | Filing |
| 2026-05-15 | Morrison Susan | officer: evp & chief admin. officer | F-Tax Withholding | 314 | $12.82 | $4K | Filing |
| 2026-05-15 | Morrison Susan | officer: evp & chief admin. officer | F-Tax Withholding | 430 | $12.82 | $6K | Filing |
| 2026-05-15 | Gasser Elizabeth Anne | officer: evp, chief strategy officer | F-Tax Withholding | 589 | $12.82 | $8K | Filing |
| 2026-05-15 | Sheridan John F | officer: president & ceo | F-Tax Withholding | 18,944 | $12.82 | $243K | Filing |
| 2026-05-15 | Gasser Elizabeth Anne | officer: evp, chief strategy officer | F-Tax Withholding | 807 | $12.82 | $10K | Filing |
| 2026-05-15 | Sheridan John F | officer: president & ceo | F-Tax Withholding | 2,785 | $12.82 | $36K | Filing |
| 2026-05-15 | Vosseller Leigh | officer: evp & chief financial officer | A-Grant/Award | 1,336 | $10.90 | $15K | Filing |
| 2026-05-15 | Vosseller Leigh | officer: evp & chief financial officer | F-Tax Withholding | 3,766 | $12.82 | $48K | Filing |
| 2026-05-15 | Gasser Elizabeth Anne | officer: evp, chief strategy officer | A-Grant/Award | 1,337 | $10.90 | $15K | Filing |
| 2026-05-15 | Sheridan John F | officer: president & ceo | A-Grant/Award | 1,336 | $10.90 | $15K | Filing |
🏛️ Congressional Trades
11 records| Date | Politician | Chamber | Type | Amount | Filing |
|---|---|---|---|---|---|
| 2026-03-02 | Gilbert Ray Cisneros | House | Buy | $1,001 - $15,000 | Filing |
| 2025-09-22 | Josh Gottheimer | House | Buy | $1,001 - $15,000 | Filing |
| 2025-09-21 | Josh S. Gottheimer | House | Buy | $1,001 - $15,000 | Filing |
| 2025-03-19 | Josh Gottheimer | House | Sell | $1,001 - $15,000 | Filing |
| 2025-03-18 | Josh S. Gottheimer | House | Sell | $1,001 - $15,000 | Filing |
| 2025-03-04 | Gilbert Cisneros | House | Buy | $1,001 - $15,000 | Filing |
| 2025-03-03 | Gilbert Ray Cisneros | House | Buy | $1,001 - $15,000 | Filing |
| 2024-08-05 | Josh Gottheimer | House | Buy | $1,001 - $15,000 | Filing |
| 2023-07-12 | Daniel Goldman | House | Sell | $1,001 - $15,000 | Filing |
| 2022-08-23 | Ro Khanna | House | Sell | $1,001 - $15,000 | Filing |
| 2022-05-23 | Ro Khanna | House | Buy | $1,001 - $15,000 | Filing |
🏦 Top Institutional Holders
20 holders| Holder | Shares | Value | Date Reported | Filing | |
|---|---|---|---|---|---|
| BlackRock, Inc. | 11,583,125 | $175M | +892,281 | 2026-06-30 | Filing |
| Sessa Capital IM, L.P. | 5,100,000 | $77M | +369,243 | 2026-06-30 | Filing |
| VANGUARD PORTFOLIO MANAGEMENT LLC | 4,299,667 | $65M | +306,334 | 2026-06-30 | Filing |
| First Light Asset Management, LLC | 3,383,553 | $51M | +2,068,838 | 2026-06-30 | Filing |
| VANGUARD CAPITAL MANAGEMENT LLC | 3,096,536 | $47M | +57,617 | 2026-06-30 | Filing |
| STATE STREET CORP | 2,851,646 | $43M | +189,386 | 2026-06-30 | Filing |
| GW&K Investment Management, LLC | 2,569,032 | $39M | -120,074 | 2026-06-30 | Filing |
| JENNISON ASSOCIATES LLC | 2,331,429 | $35M | +672,981 | 2026-06-30 | Filing |
| Paradice Investment Management LLC | 2,024,014 | $31M | -18,411 | 2026-06-30 | Filing |
| JACOBS LEVY EQUITY MANAGEMENT, INC | 2,006,429 | $30M | +482,483 | 2026-06-30 | Filing |
| Freestone Grove Partners LP | 1,866,134 | $28M | +535,392 | 2026-06-30 | Filing |
| GEODE CAPITAL MANAGEMENT, LLC | 1,800,797 | $27M | +120,934 | 2026-06-30 | Filing |
| Driehaus Capital Management LLC | 1,786,996 | $27M | -517,418 | 2026-06-30 | Filing |
| CITADEL ADVISORS LLC | 1,735,879 | $26M | -456,788 | 2026-06-30 | Filing |
| MILLENNIUM MANAGEMENT LLC | 1,311,739 | $20M | +550,067 | 2026-06-30 | Filing |
| Woodline Partners LP | 1,307,439 | $20M | +1,307,439 | 2026-06-30 | Filing |
| ArrowMark Colorado Holdings LLC | 1,299,586 | $20M | -1,804,023 | 2026-06-30 | Filing |
| UBS Group AG | 1,146,580 | $17M | -901,221 | 2026-06-30 | Filing |
| FMR LLC | 976,432 | $15M | +262,421 | 2026-06-30 | Filing |
| ROYCE & ASSOCIATES LP | 900,590 | $14M | +204,000 | 2026-06-30 | Filing |