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Russell Investments Group, Ltd.

Position in TNDM — Tandem Diabetes Care Inc

CIK 1692234 Seattle, WA

Position in TNDM

as of Mar 31, 2026 · filed May 8, 2026
Position Value
$2,561,030
-$266,912 QoQ
Shares Held
133,596
+3.8% QoQ
Ownership
0.195%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
not a current holder
Holding Since
Mar 2020
25 quarters on record
Voting authority Sole 74% Shared 0% None 26%

Common Shares in TNDM Over Time

Shares Held

Position Value (USD)

Position in Medical Devices

Healthcare · as of Mar 31, 2026

Russell Investments Group, Ltd. holds $907,317,584 across 87 Medical Devices names. TNDM ranks #24 (0.3% of the industry book) .

# Ticker Company Shares Value (USD) Open

All Filings in TNDM

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25 filing rows on record
Report Date Value (USD) Shares
2026-03-31 $2,561,030 133,596
2025-12-31 $2,827,942 128,660
2025-09-30 $1,671,334 137,672
2025-06-30 $3,704,005 198,713
2025-03-31 $2,665,036 139,094
2024-12-31 $10,454,008 290,228
2024-09-30 $9,017,806 212,634
2024-06-30 $9,381,644 232,853
2024-03-31 $8,628,104 243,663
2023-12-31 $7,315,871 247,325
2023-09-30 $2,862,519 137,820
2023-06-30 $2,488,820 101,419
2023-03-31 $2,058,844 50,698
2022-12-31 $31,734 706
2022-09-30 $33,781 706
2022-06-30 $465,055 7,857
2022-03-31 $1,232,557 10,599
2021-12-31 $898,001 5,966
2021-09-30 $974,020 8,159
2021-06-30 $1,201,721 12,338
2021-03-31 $8,015,658 90,829
2020-12-31 $8,359,847 87,373
2020-09-30 $18,197,226 160,328
2020-06-30 $17,823,305 180,179
2020-03-31 $13,952,429 216,821