Cinctive Capital Management’s Tandem Diabetes Care TNDM Stock Holding History

Cinctive Capital Management’s Portfolio TNDM Stock Details TNDM Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q2	$1.31M	Buy	86,906 +23,094	+36%	+$403K	0.05%	300
2026 Q1	$1.22M	Buy	+63,812	New	+$1.39M	0.08%	242
2024 Q4	–	Sell	-23,723	Closed	-$1.01M	–	483
2024 Q3	$1.01M	Sell	23,723 -13,382	-36%	-$567K	0.05%	290
2024 Q2	$1.49M	Buy	+37,105	New	+$1.55M	0.07%	272
2023 Q1	–	Sell	-33,667	Closed	-$1.51M	–	524
2022 Q4	$1.51M	Buy	+33,667	New	+$1.52M	0.07%	282
2022 Q2	–	Sell	-57,126	Closed	-$6.64M	–	642
2022 Q1	$6.64M	Sell	57,126 -10,615	-16%	-$1.24M	0.25%	138
2021 Q4	$10.2M	Buy	67,741 +36,968	+120%	+$4.99M	0.45%	58
2021 Q3	$3.67M	Sell	30,773 -51,358	-63%	-$5.66M	0.18%	202
2021 Q2	$8M	Buy	82,131 +36,988	+82%	+$3.3M	0.37%	69
2021 Q1	$3.98M	Buy	45,143 +2,467	+6%	+$229K	0.24%	165
2020 Q4	$4.08M	Buy	+42,676	New	+$4.4M	0.33%	128
2020 Q3	–	Sell	-58,564	Closed	-$5.79M	–	373
2020 Q2	$5.79M	Buy	58,564 +54,234	+1,253%	+$4.33M	0.66%	35
2020 Q1	$279K	Sell	4,330 -20,185	-82%	-$1.41M	0.06%	199
2019 Q4	$1.46M	Buy	+24,515	New	+$1.51M	0.15%	173

Other funds holding TNDM

BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return

Sessa Capital New York $5.98B AUM 99.85% 1-Year Est. Return

Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM

FLAM

First Light Asset Management Edina, Minnesota $1.65B AUM 203.21% 1-Year Est. Return

Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return

GKIM

GW&K Investment Management Boston, Massachusetts $12.8B AUM 48.82% 1-Year Est. Return

Jennison Associates New York $167B AUM 44.17% 1-Year Est. Return

PIM

Paradice Investment Management Denver, Colorado $627M AUM 43.41% 1-Year Est. Return

Jacobs Levy Equity Management Florham Park, New Jersey $27.8B AUM 46.46% 1-Year Est. Return

Cinctive Capital Management's TNDM Position: Q2 2026 in Review

Cinctive Capital Management increased its Tandem Diabetes Care (TNDM) stake by 36% in Q2 2026, buying an estimated $403K and bringing the position to 86,906 shares worth $1.31M. The position accounts for 0.05% of the portfolio, ranked #300.

Cinctive Capital Management first reported a position in TNDM in Q4 2019 and has held it in 14 quarters since. The position peaked at $10.2M in Q4 2021. 274 funds tracked by Wall St. Rank hold TNDM as of Q2 2026.

Cinctive Capital Management held 86,906 shares of Tandem Diabetes Care worth $1.31M as of Q2 2026.
Cinctive Capital Management bought 23,094 Tandem Diabetes Care shares in Q2 2026, an estimated $403K.
Tandem Diabetes Care made up 0.05% of Cinctive Capital Management's portfolio in Q2 2026, its #300 holding.
Cinctive Capital Management first reported a position in Tandem Diabetes Care in Q4 2019 and has held it in 14 quarters since.
Cinctive Capital Management's Tandem Diabetes Care position peaked at $10.2M in Q4 2021.
274 funds tracked by Wall St. Rank held Tandem Diabetes Care as of Q2 2026.

Based on Cinctive Capital Management's 13F filing for Q2 2026, filed 14 Aug 2026.