Divisadero Street Capital Management’s Tandem Diabetes Care TNDM Stock Holding History

Divisadero Street 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
2025 Q4	–	Sell	-174,692	Closed	-$2.12M	–	176
2025 Q3	$2.12M	Hold	174,692	–	–	0.09%	106
2025 Q2	$3.26M	Hold	174,692	–	–	0.21%	67
2025 Q1	$3.35M	Sell	174,692 -185,540	-52%	-$5.43M	0.34%	46
2024 Q4	$13M	Sell	360,232 -692,374	-66%	-$23.4M	1.52%	22
2024 Q3	$44.6M	Buy	+1,052,606	New	+$44.6M	5.42%	6
2023 Q3	–	Sell	-20,000	Closed	-$491K	–	64
2023 Q2	$491K	Hold	20,000	–	–	0.14%	39
2023 Q1	$812K	Buy	+20,000	New	+$828K	0.36%	39

Other funds holding TNDM

BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return

Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return

Sessa Capital New York $5.51B AUM 47.23% 1-Year Est. Return

ACH

ArrowMark Colorado Holdings Denver, Colorado $3.76B AUM 21.77% 1-Year Est. Return

GKIM

GW&K Investment Management Boston, Massachusetts $11.3B AUM 31.98% 1-Year Est. Return

State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return

Citadel Advisors Miami, Florida $618B AUM 30.34% 1-Year Est. Return

Morgan Stanley New York $1.66T AUM 25.57% 1-Year Est. Return

PIM

Paradice Investment Management Denver, Colorado $532M AUM 29.6% 1-Year Est. Return

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

Divisadero Street Capital Management's TNDM Position: Q4 2025 in Review

Divisadero Street Capital Management sold out of Tandem Diabetes Care (TNDM) in Q4 2025, closing a stake of 174,692 shares — an estimated $2.12M sold.

Divisadero Street Capital Management first reported a position in TNDM in Q1 2023 and held it in 7 quarters. The position peaked at $44.6M in Q3 2024. 268 funds tracked by Wall St. Rank hold TNDM as of Q4 2025.

Divisadero Street Capital Management reported no remaining Tandem Diabetes Care position as of Q4 2025 after selling out during the quarter.
Divisadero Street Capital Management sold 174,692 Tandem Diabetes Care shares in Q4 2025, an estimated $2.12M.
Divisadero Street Capital Management first reported a position in Tandem Diabetes Care in Q1 2023 and held it in 7 quarters.
Divisadero Street Capital Management's Tandem Diabetes Care position peaked at $44.6M in Q3 2024.
268 funds tracked by Wall St. Rank held Tandem Diabetes Care as of Q4 2025.

Based on Divisadero Street Capital Management's 13F filing for Q4 2025, filed 17 Feb 2026.