Jefferies Financial Group’s Tandem Diabetes Care TNDM Stock Holding History

Jefferies Financial Group’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 Q3	$6.89M	Buy	422,252 +255,763	+154%	+$4.8M	0.05%	261
2026 Q2	$2.51M	Buy	166,489 +109,767	+194%	+$1.92M	0.02%	610
2026 Q1	$1.09M	Buy	+56,722	New	+$1.23M	0.01%	894
2025 Q3	–	Sell	-16,483	Closed	-$307K	–	1680
2025 Q2	$307K	Buy	16,483 +4,815	+41%	+$95.4K	﹤0.01%	1024
2025 Q1	$224K	Buy	11,668 +2,510	+27%	+$73.5K	﹤0.01%	1335
2024 Q4	$330K	Sell	9,158 -369,178	-98%	-$12.5M	﹤0.01%	1234
2024 Q3	$16M	Buy	378,336 +293,580	+346%	+$12.4M	0.11%	111
2024 Q2	$3.41M	Buy	84,756 +54,756	+183%	+$2.28M	0.04%	399
2024 Q1	$1.06M	Buy	+30,000	New	+$804K	0.01%	804

Other funds holding TNDM

GW&K Investment Management Boston, Massachusetts $11.8B AUM 29.45% 1-Year Est. Return

State Street Boston, Massachusetts $3.44T AUM 36.12% 1-Year Est. Return

UBS Group Zurich, Switzerland $765B AUM 28.39% 1-Year Est. Return

Paradice Investment Management Denver, Colorado $594M AUM 28.38% 1-Year Est. Return

BNP Paribas Financial Markets Paris, France $294B AUM 47.59% 1-Year Est. Return

Geode Capital Management Boston, Massachusetts $1.92T AUM 36.1% 1-Year Est. Return

Fidelity Investments Boston, Massachusetts $2.32T AUM 44.66% 1-Year Est. Return

Royce & Associates New York $11B AUM 39.4% 1-Year Est. Return

Bank of Montreal Toronto, Ontario, Canada $313B AUM 26.62% 1-Year Est. Return

Barclays London, United Kingdom $500B AUM 36.84% 1-Year Est. Return

Jefferies Financial Group's TNDM Position: Q3 2026 in Review

Jefferies Financial Group increased its Tandem Diabetes Care (TNDM) stake by 154% in Q3 2026, buying an estimated $4.8M and bringing the position to 422,252 shares worth $6.89M. The position accounts for 0.05% of the portfolio, ranked #261.

Jefferies Financial Group first reported a position in TNDM in Q1 2024 and has held it in 9 quarters since. The position peaked at $16M in Q3 2024. 163 funds tracked by Wall St. Rank hold TNDM as of Q3 2026.

Jefferies Financial Group held 422,252 shares of Tandem Diabetes Care worth $6.89M as of Q3 2026.
Jefferies Financial Group bought 255,763 Tandem Diabetes Care shares in Q3 2026, an estimated $4.8M.
Tandem Diabetes Care made up 0.05% of Jefferies Financial Group's portfolio in Q3 2026, its #261 holding.
Jefferies Financial Group first reported a position in Tandem Diabetes Care in Q1 2024 and has held it in 9 quarters since.
Jefferies Financial Group's Tandem Diabetes Care position peaked at $16M in Q3 2024.
163 funds tracked by Wall St. Rank held Tandem Diabetes Care as of Q3 2026.

Based on Jefferies Financial Group's 13F filing for Q3 2026, filed 5 Nov 2026.