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Leonteq Securities AG’s Tandem Diabetes Care TNDM Stock Holding History

Leonteq Securities AG’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 		$310K Buy
20,528
+11,027
+116% +$193K 0.01% 489
2026
Q1 		$182K Buy
9,501
+1,695
+22% +$36.8K 0.01% 620
2025
Q4 		$172K Sell
7,806
-3,236
-29% -$58.4K 0.01% 701
2025
Q3 		$134K Buy
11,042
+5,151
+87% +$69.7K ﹤0.01% 685
2025
Q2 		$110K Sell
5,891
-957
-14% -$19K ﹤0.01% 703
2025
Q1 		$131K Buy
6,848
+4,082
+148% +$119K 0.01% 638
2024
Q4 		$99.6K Buy
2,766
+1,644
+147% +$55.6K 0.01% 690
2024
Q3 		$47.6K Hold
1,122
– – ﹤0.01% 765
2024
Q2 		$45.2K Buy
+1,122
New +$46.8K ﹤0.01% 783
2023
Q3 		– Sell
-6,512
Closed -$160K – 1292
2023
Q2 		$160K Buy
6,512
+1,512
+30% +$48.6K 0.01% 581
2023
Q1 		$203K Buy
5,000
+3,000
+150% +$124K 0.01% 521
2022
Q4 		$89.9K Sell
2,000
-28
-1% -$1.27K ﹤0.01% 691
2022
Q3 		$97K Sell
2,028
-441
-18% -$24.2K ﹤0.01% 649
2022
Q2 		$146K Buy
2,469
+1,179
+91% +$96.8K 0.01% 607
2022
Q1 		$150K Hold
1,290
– – 0.01% 650
2021
Q4 		$194K Buy
+1,290
New +$174K 0.01% 632
2021
Q3 		– Sell
-800
Closed -$77.9K – 1222
2021
Q2 		$77.9K Hold
800
– – ﹤0.01% 769
2021
Q1 		$70.6K Hold
800
– – ﹤0.01% 744
2020
Q4 		$76.5K Buy
+800
New +$82.4K ﹤0.01% 721

Other funds holding TNDM

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
SC
Sessa Capital New York $5.98B AUM 99.85% 1-Year Est. Return
Vanguard Portfolio Management
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
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
State Street
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
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
Jacobs Levy Equity Management Florham Park, New Jersey $27.8B AUM 46.46% 1-Year Est. Return

Leonteq Securities AG's TNDM Position: Q2 2026 in Review

Leonteq Securities AG increased its Tandem Diabetes Care (TNDM) stake by 116% in Q2 2026, buying an estimated $193K and bringing the position to 20,528 shares worth $310K. The position accounts for 0.01% of the portfolio, ranked #489.

Leonteq Securities AG first reported a position in TNDM in Q4 2020 and has held it in 19 quarters since. 272 funds tracked by Wall St. Rank hold TNDM as of Q2 2026.

  • Leonteq Securities AG held 20,528 shares of Tandem Diabetes Care worth $310K as of Q2 2026.
  • Leonteq Securities AG bought 11,027 Tandem Diabetes Care shares in Q2 2026, an estimated $193K.
  • Tandem Diabetes Care made up 0.01% of Leonteq Securities AG's portfolio in Q2 2026, its #489 holding.
  • Leonteq Securities AG first reported a position in Tandem Diabetes Care in Q4 2020 and has held it in 19 quarters since.
  • 272 funds tracked by Wall St. Rank held Tandem Diabetes Care as of Q2 2026.

Based on Leonteq Securities AG's 13F filing for Q2 2026, filed 27 Jul 2026.