Swiss National Bank
TNDM icon

Swiss National Bank’s Tandem Diabetes Care TNDM Stock Holding History

Swiss National Bank’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 		$2.07M Buy
137,500
+4,200
+3% +$73.3K ﹤0.01% 1924
2026
Q1 		$2.56M Hold
133,300
– – ﹤0.01% 1732
2025
Q4 		$2.93M Buy
133,300
+4,200
+3% +$75.8K ﹤0.01% 1665
2025
Q3 		$1.57M Buy
129,100
+1,800
+1% +$24.4K ﹤0.01% 1968
2025
Q2 		$2.37M Hold
127,300
– – ﹤0.01% 1699
2025
Q1 		$2.44M Sell
127,300
-1,400
-1% -$41K ﹤0.01% 1642
2024
Q4 		$4.64M Buy
128,700
+2,500
+2% +$84.6K ﹤0.01% 1383
2024
Q3 		$5.35M Sell
126,200
-800
-0.6% -$33.9K ﹤0.01% 1285
2024
Q2 		$5.12M Sell
127,000
-1,200
-0.9% -$50.1K ﹤0.01% 1268
2024
Q1 		$4.54M Hold
128,200
– – ﹤0.01% 1356
2023
Q4 		$3.79M Sell
128,200
-13,800
-10% -$286K ﹤0.01% 1457
2023
Q3 		$2.95M Buy
142,000
+1,400
+1% +$38.5K ﹤0.01% 1599
2023
Q2 		$3.45M Buy
140,600
+1,900
+1% +$61.1K ﹤0.01% 1536
2023
Q1 		$5.63M Sell
138,700
-16,400
-11% -$679K ﹤0.01% 1193
2022
Q4 		$6.97M Buy
155,100
+3,400
+2% +$154K 0.01% 1110
2022
Q3 		$7.26M Buy
151,700
+1,500
+1% +$82.2K 0.01% 1054
2022
Q2 		$8.89M Hold
150,200
– – 0.01% 984
2022
Q1 		$17.5M Buy
150,200
+11,400
+8% +$1.33M 0.01% 744
2021
Q4 		$20.9M Buy
138,800
+400
+0.3% +$54K 0.01% 677
2021
Q3 		$16.5M Buy
138,400
+600
+0.4% +$66.1K 0.01% 743
2021
Q2 		$13.4M Buy
137,800
+2,900
+2% +$259K 0.01% 863
2021
Q1 		$11.9M Buy
134,900
+4,100
+3% +$381K 0.01% 899
2020
Q4 		$12.5M Buy
130,800
+1,400
+1% +$144K 0.01% 819
2020
Q3 		$14.7M Buy
129,400
+2,800
+2% +$294K 0.01% 676
2020
Q2 		$12.5M Buy
126,600
+23,500
+23% +$1.88M 0.01% 691
2020
Q1 		$6.63M Buy
103,100
+2,100
+2% +$147K 0.01% 799
2019
Q4 		$6.02M Buy
101,000
+2,600
+3% +$160K 0.01% 1033
2019
Q3 		$5.8M Buy
98,400
+1,700
+2% +$109K 0.01% 1011
2019
Q2 		$6.24M Buy
96,700
+2,600
+3% +$168K 0.01% 979
2019
Q1 		$5.97M Buy
94,100
+3,000
+3% +$158K 0.01% 978
2018
Q4 		$3.46M Buy
+91,100
New +$3.22M ﹤0.01% 1203

Other funds holding TNDM

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Sessa Capital
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 $3.38T AUM 44.17% 1-Year Est. Return
GW&K Investment Management
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

Swiss National Bank's TNDM Position: Q2 2026 in Review

Swiss National Bank increased its Tandem Diabetes Care (TNDM) stake by 3.2% in Q2 2026, buying an estimated $73.3K and bringing the position to 137,500 shares worth $2.07M. The position accounts for ﹤0.01% of the portfolio, ranked #1924.

Swiss National Bank first reported a position in TNDM in Q4 2018 and has held it in 31 quarters since. The position peaked at $20.9M in Q4 2021. 274 funds tracked by Wall St. Rank hold TNDM as of Q2 2026.

  • Swiss National Bank held 137,500 shares of Tandem Diabetes Care worth $2.07M as of Q2 2026.
  • Swiss National Bank bought 4,200 Tandem Diabetes Care shares in Q2 2026, an estimated $73.3K.
  • Tandem Diabetes Care made up ﹤0.01% of Swiss National Bank's portfolio in Q2 2026, its #1924 holding.
  • Swiss National Bank first reported a position in Tandem Diabetes Care in Q4 2018 and has held it in 31 quarters since.
  • Swiss National Bank's Tandem Diabetes Care position peaked at $20.9M in Q4 2021.
  • 274 funds tracked by Wall St. Rank held Tandem Diabetes Care as of Q2 2026.

Based on Swiss National Bank's 13F filing for Q2 2026, filed 11 Aug 2026.