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CITIGROUP INC

Position in TNDM — Tandem Diabetes Care Inc

CIK 831001 NEW YORK, NY

Position in TNDM

as of Mar 31, 2026 · filed May 11, 2026
Position Value
$1,310,192
+$906,464 QoQ
Shares Held
68,346
+272.1% QoQ
Ownership
0.100%
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 100% Shared 0% None 0%

Common Shares in TNDM Over Time

Shares Held

Position Value (USD)

Derivatives in TNDM

reported options exposure · as of Dec 31, 2020
CallValue
$1,616,992
CallShares
16,900
PutValue
$3,760,224
PutShares
39,300

Notional value of option positions as reported on Form 13F. Calls and puts are disclosed separately and do not net against the common-share stake above.

Position in Medical Devices

Healthcare · as of Mar 31, 2026

CITIGROUP INC holds $1,237,465,109 across 101 Medical Devices names. TNDM ranks #28 (0.1% of the industry book) .

# Ticker Company Shares Value (USD) Open

All Filings in TNDM

Export CSV
33 filing rows on record
Report Date Value (USD) Shares
2026-03-31 $1,310,192 68,346
2025-12-31 $403,728 18,368
2025-09-30 $349,910 28,823
2025-06-30 $1,624,008 87,125
2025-03-31 $1,938,780 101,189
2024-12-31 $3,429,570 95,213
2024-09-30 $3,478,891 82,030
2024-06-30 $4,418,764 109,674
2024-03-31 $2,721,010 76,843
2023-12-31 $1,271,288 42,978
2023-09-30 $617,554 29,733
2023-06-30 $797,352 32,492
2023-03-31 $1,218,786 30,012
2022-12-31 $432,957 9,632
2022-09-30 $833,401 17,417
2022-06-30 $1,995,471 33,713
2022-03-31 $4,127,362 35,492
2021-12-31 $6,696,634 44,490
2021-09-30 $6,493,912 54,397
2021-06-30 $8,624,185 88,544
2021-03-31 $10,302,480 116,742
2020-12-31 $6,738,549 70,428
2020-12-31 $1,616,992 16,900
2020-12-31 $3,760,224 39,300
2020-09-30 $4,267,600 37,600
2020-09-30 $1,804,650 15,900
2020-09-30 $1,728,378 15,228
2020-06-30 $3,268,217 33,039
2020-06-30 $3,363,280 34,000
2020-06-30 $6,261,636 63,300
2020-03-31 $1,293,435 20,100
2020-03-31 $3,140,280 48,800
2020-03-31 $2,662,544 41,376