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Next Century Growth Investors’s Tandem Diabetes Care TNDM Stock Holding History

Next Century Growth Investors’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
Q1 		– Sell
-201,839
Closed -$7.27M – 143
2024
Q4 		$7.27M Sell
201,839
-780,843
-79% -$26.4M 0.54% 70
2024
Q3 		$41.7M Buy
982,682
+68,312
+7% +$2.9M 3.38% 2
2024
Q2 		$36.8M Buy
914,370
+61,491
+7% +$2.57M 3.06% 5
2024
Q1 		$30.2M Buy
852,879
+391,384
+85% +$10.5M 2.62% 6
2023
Q4 		$13.7M Buy
+461,495
New +$9.57M 1.33% 26
2022
Q3 		– Sell
-34,352
Closed -$2.03M – 114
2022
Q2 		$2.03M Sell
34,352
-91
-0.3% -$7.47K 0.27% 82
2022
Q1 		$4M Sell
34,443
-33,129
-49% -$3.87M 0.4% 74
2021
Q4 		$10.2M Sell
67,572
-3,255
-5% -$439K 0.92% 47
2021
Q3 		$8.46M Sell
70,827
-9,030
-11% -$995K 0.73% 44
2021
Q2 		$7.78M Sell
79,857
-10,863
-12% -$969K 0.61% 56
2021
Q1 		$8.01M Sell
90,720
-11,862
-12% -$1.1M 0.61% 55
2020
Q4 		$9.81M Sell
102,582
-17,781
-15% -$1.83M 0.83% 42
2020
Q3 		$13.7M Sell
120,363
-35,311
-23% -$3.71M 1.42% 20
2020
Q2 		$15.4M Sell
155,674
-16,553
-10% -$1.32M 1.75% 14
2020
Q1 		$11.1M Buy
172,227
+42,984
+33% +$3.01M 1.8% 14
2019
Q4 		$7.7M Buy
129,243
+61,648
+91% +$3.8M 1% 31
2019
Q3 		$3.99M Buy
+67,595
New +$4.31M 0.64% 50

Other funds holding TNDM

BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
Vanguard Group
Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return
SC
Sessa Capital New York $5.51B AUM 47.23% 1-Year Est. Return
GKIM
GW&K Investment Management Boston, Massachusetts $11.3B AUM 31.98% 1-Year Est. Return
ACH
ArrowMark Colorado Holdings Denver, Colorado $3.76B AUM 21.77% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
HRCM
Hood River Capital Management Palm Beach Gardens, Florida $9.98B AUM 145.42% 1-Year Est. Return
SIMG
Stephens Investment Management Group Houston, Texas $7.3B AUM 41.96% 1-Year Est. Return
PIM
Paradice Investment Management Denver, Colorado $532M AUM 29.6% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return

Next Century Growth Investors's TNDM Position: Q1 2025 in Review

Next Century Growth Investors sold out of Tandem Diabetes Care (TNDM) in Q1 2025, closing a stake of 201,839 shares — an estimated $7.27M sold.

Next Century Growth Investors first reported a position in TNDM in Q3 2019 and held it in 17 quarters. The position peaked at $41.7M in Q3 2024. 275 funds tracked by Wall St. Rank hold TNDM as of Q1 2025.

  • Next Century Growth Investors reported no remaining Tandem Diabetes Care position as of Q1 2025 after selling out during the quarter.
  • Next Century Growth Investors sold 201,839 Tandem Diabetes Care shares in Q1 2025, an estimated $7.27M.
  • Next Century Growth Investors first reported a position in Tandem Diabetes Care in Q3 2019 and held it in 17 quarters.
  • Next Century Growth Investors's Tandem Diabetes Care position peaked at $41.7M in Q3 2024.
  • 275 funds tracked by Wall St. Rank held Tandem Diabetes Care as of Q1 2025.

Based on Next Century Growth Investors's 13F filing for Q1 2025, filed 14 May 2025.