Northwestern Mutual Wealth Management
TNDM icon

Northwestern Mutual Wealth Management’s Tandem Diabetes Care TNDM Stock Holding History

Northwestern Mutual Wealth 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
2026
Q1 		$31.3K Buy
1,634
+948
+138% +$20.6K ﹤0.01% 2622
2025
Q4 		$15.1K Buy
686
+369
+116% +$6.66K ﹤0.01% 2859
2025
Q3 		$3.85K Buy
317
+287
+957% +$3.88K ﹤0.01% 3231
2025
Q2 		$559 Sell
30
-5
-14% -$99 ﹤0.01% 3436
2025
Q1 		$671 Sell
35
-276
-89% -$8.08K ﹤0.01% 3340
2024
Q4 		$11.2K Buy
311
+51
+20% +$1.73K ﹤0.01% 2698
2024
Q3 		$11K Sell
260
-317
-55% -$13.4K ﹤0.01% 2656
2024
Q2 		$23.2K Sell
577
-1,065
-65% -$44.4K ﹤0.01% 2346
2024
Q1 		$58.1K Buy
1,642
+225
+16% +$6.03K ﹤0.01% 2015
2023
Q4 		$41.9K Sell
1,417
-370
-21% -$7.68K ﹤0.01% 2117
2023
Q3 		$37.1K Sell
1,787
-1,753
-50% -$48.1K ﹤0.01% 2084
2023
Q2 		$86.9K Buy
3,540
+2,020
+133% +$65K ﹤0.01% 1777
2023
Q1 		$61.7K Sell
1,520
-300
-16% -$12.4K ﹤0.01% 1872
2022
Q4 		$81.8K Buy
1,820
+32
+2% +$1.45K ﹤0.01% 1742
2022
Q3 		$86K Sell
1,788
-21
-1% -$1.15K ﹤0.01% 1697
2022
Q2 		$107K Sell
1,809
-1,393
-44% -$114K ﹤0.01% 1623
2022
Q1 		$373K Buy
3,202
+456
+17% +$53.2K ﹤0.01% 1190
2021
Q4 		$413K Sell
2,746
-56
-2% -$7.56K ﹤0.01% 1153
2021
Q3 		$335K Buy
2,802
+2
+0.1% +$220 ﹤0.01% 1150
2021
Q2 		$273K Buy
2,800
+141
+5% +$12.6K ﹤0.01% 1204
2021
Q1 		$235K Hold
2,659
– – ﹤0.01% 1184
2020
Q4 		$254K Buy
2,659
+2,571
+2,922% +$265K ﹤0.01% 1052
2020
Q3 		$10K Buy
+88
New +$9.25K ﹤0.01% 1998
2020
Q1 		– Sell
-1
Closed – – 2753
2019
Q4 		$0 Buy
+1
New +$62 ﹤0.01% 2616
2019
Q2 		– Sell
-27
Closed -$2K – 2708
2019
Q1 		$2K Buy
+27
New +$1.42K ﹤0.01% 2342
2017
Q2 		– Sell
-60
Closed -$1K – 2158
2017
Q1 		$1K Hold
60
– – ﹤0.01% 1935
2016
Q4 		$1K Buy
+60
New +$2.31K ﹤0.01% 2241
2016
Q2 		– Sell
-23
Closed -$2K – 2260
2016
Q1 		$2K Buy
+23
New +$2.01K ﹤0.01% 1913

Other funds holding TNDM

BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
SC
Sessa Capital New York $5.51B AUM 47.23% 1-Year Est. Return
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM
ACH
ArrowMark Colorado Holdings Denver, Colorado $3.76B AUM 21.77% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
GKIM
GW&K Investment Management Boston, Massachusetts $11.3B AUM 31.98% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
DCM
Driehaus Capital Management Chicago, Illinois $13.6B AUM 173.98% 1-Year Est. Return
Goldman Sachs
Goldman Sachs New York $871B AUM 31.28% 1-Year Est. Return
Citadel Advisors
Citadel Advisors Miami, Florida $618B AUM 30.34% 1-Year Est. Return

Northwestern Mutual Wealth Management's TNDM Position: Q1 2026 in Review

Northwestern Mutual Wealth Management increased its Tandem Diabetes Care (TNDM) stake by 138% in Q1 2026, buying an estimated $20.6K and bringing the position to 1,634 shares worth $31.3K. The position accounts for ﹤0.01% of the portfolio, ranked #2622.

Northwestern Mutual Wealth Management first reported a position in TNDM in Q1 2016 and has held it in 28 quarters since. The position peaked at $413K in Q4 2021. 272 funds tracked by Wall St. Rank hold TNDM as of Q1 2026.

  • Northwestern Mutual Wealth Management held 1,634 shares of Tandem Diabetes Care worth $31.3K as of Q1 2026.
  • Northwestern Mutual Wealth Management bought 948 Tandem Diabetes Care shares in Q1 2026, an estimated $20.6K.
  • Tandem Diabetes Care made up ﹤0.01% of Northwestern Mutual Wealth Management's portfolio in Q1 2026, its #2622 holding.
  • Northwestern Mutual Wealth Management first reported a position in Tandem Diabetes Care in Q1 2016 and has held it in 28 quarters since.
  • Northwestern Mutual Wealth Management's Tandem Diabetes Care position peaked at $413K in Q4 2021.
  • 272 funds tracked by Wall St. Rank held Tandem Diabetes Care as of Q1 2026.

Based on Northwestern Mutual Wealth Management's 13F filing for Q1 2026, filed 7 May 2026.