Caption Management’s Tandem Diabetes Care TNDM Stock Holding History

Caption 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
2025 Q2	–	Sell	-100,000	Closed	-$1.92M	–	1896
2025 Q1	$1.92M	Buy	+100,000	New	+$2.93M	0.02%	698
2021 Q3	–	Sell	-50,000	Closed	-$4.87M	–	1805
2021 Q2	$4.87M	Buy	+50,000	New	+$4.46M	0.06%	373
2020 Q1	–	Sell	-30,000	Closed	-$1.79M	–	1075
2019 Q4	$1.79M	Buy	+30,000	New	+$1.85M	0.06%	376
2019 Q2	–	Sell	-16,000	Closed	-$1.02M	–	828
2019 Q1	$1.02M	Sell	16,000 -87,700	-85%	-$4.61M	0.06%	352
2018 Q4	$3.94M	Buy	103,700 +88,800	+596%	+$3.14M	0.31%	103
2018 Q3	$638K	Sell	14,900 -125,100	-89%	-$4.37M	0.04%	390
2018 Q2	$3.08M	Buy	+140,000	New	+$1.72M	0.24%	125

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

Caption Management's TNDM Position: Q2 2026 in Review

Caption Management opened a new position in Tandem Diabetes Care (TNDM) in Q2 2026: 6,200 shares worth $93.6K. The stake represents ﹤0.01% of the portfolio and ranks #1527 among its holdings. This is a return to the name: Caption Management previously reported a position in TNDM as recently as Q3 2024.

Caption Management first reported a position in TNDM in Q4 2019 and has held it in 4 quarters since. The position peaked at $1.27M in Q3 2024. 273 funds tracked by Wall St. Rank hold TNDM as of Q2 2026.

Caption Management held 6,200 shares of Tandem Diabetes Care worth $93.6K as of Q2 2026.
Tandem Diabetes Care was a new Caption Management position in Q2 2026.
Tandem Diabetes Care made up ﹤0.01% of Caption Management's portfolio in Q2 2026, its #1527 holding.
Caption Management first reported a position in Tandem Diabetes Care in Q4 2019 and has held it in 4 quarters since.
Caption Management's Tandem Diabetes Care position peaked at $1.27M in Q3 2024.
273 funds tracked by Wall St. Rank held Tandem Diabetes Care as of Q2 2026.

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