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FMR LLC

Position in TNDM — Tandem Diabetes Care Inc

CIK 315066 BOSTON, MA

Position in TNDM

as of Jun 30, 2026 · filed Aug 13, 2026
Position Value
$14,734,357
+$1,046,768 QoQ
Shares Held
976,432
+36.8% QoQ
Ownership
1.40%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
#19
of 274 holders
Holding Since
Mar 2020
26 quarters on record
Voting authority Sole 100% Shared 0% None 0%

Common Shares in TNDM Over Time

Shares Held

Position Value (USD)

Position in Medical Devices

Healthcare · as of Jun 30, 2026

FMR LLC holds $9,354,933,608 across 97 Medical Devices names. TNDM ranks #31 (0.2% of the industry book) .

# Ticker Company Shares Value (USD) Open

All Filings in TNDM

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26 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $14,734,357 976,432
2026-03-31 $13,687,589 714,011
2025-12-31 $14,784,779 672,647
2025-09-30 $10,563,292 870,123
2025-06-30 $9,779,939 524,675
2025-03-31 $27,534,375 1,437,076
2024-12-31 $39,148,047 1,086,842
2024-09-30 $23,956,559 564,880
2024-06-30 $35,982,433 893,086
2024-03-31 $37,192,715 1,050,345
2023-12-31 $88,067,762 2,977,274
2023-09-30 $62,145,230 2,992,067
2023-06-30 $111,909,882 4,560,305
2023-03-31 $334,615,433 8,239,730
2022-12-31 $433,408,212 9,642,007
2022-09-30 $429,367,187 8,973,191
2022-06-30 $382,778,768 6,466,950
2022-03-31 $711,648,049 6,119,598
2021-12-31 $846,371,550 5,622,984
2021-09-30 $698,002,919 5,846,900
2021-06-30 $583,878,421 5,994,645
2021-03-31 $540,105,530 6,120,176
2020-12-31 $597,032,290 6,239,886
2020-09-30 $678,757,920 5,980,246
2020-06-30 $595,494,738 6,019,963
2020-03-31 $358,138,186 5,565,473