Jacobs Levy Equity Management
TNDM icon

Jacobs Levy Equity Management’s Tandem Diabetes Care TNDM Stock Holding History

Jacobs Levy Equity 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
Q2 		$30.3M Buy
2,006,429
+482,483
+32% +$8.43M 0.11% 173
2026
Q1 		$29.2M Sell
1,523,946
-129,762
-8% -$2.82M 0.12% 171
2025
Q4 		$36.3M Buy
1,653,708
+171,755
+12% +$3.1M 0.14% 140
2025
Q3 		$18M Buy
1,481,953
+50,646
+4% +$686K 0.07% 215
2025
Q2 		$26.7M Sell
1,431,307
-40,262
-3% -$797K 0.1% 185
2025
Q1 		$28.2M Sell
1,471,569
-189,444
-11% -$5.54M 0.11% 187
2024
Q4 		$59.8M Buy
1,661,013
+1,086,337
+189% +$36.7M 0.21% 114
2024
Q3 		$24.4M Sell
574,676
-669,464
-54% -$28.4M 0.09% 203
2024
Q2 		$50.1M Buy
1,244,140
+24,946
+2% +$1.04M 0.21% 114
2024
Q1 		$43.2M Sell
1,219,194
-71,773
-6% -$1.92M 0.19% 125
2023
Q4 		$38.2M Buy
1,290,967
+497,479
+63% +$10.3M 0.19% 123
2023
Q3 		$16.5M Buy
793,488
+2,633
+0.3% +$72.3K 0.1% 205
2023
Q2 		$19.4M Buy
790,855
+497,578
+170% +$16M 0.11% 194
2023
Q1 		$11.9M Buy
293,277
+278,048
+1,826% +$11.5M 0.07% 261
2022
Q4 		$685K Buy
+15,229
New +$689K ﹤0.01% 738
2019
Q2 		– Sell
-32,794
Closed -$2.08M – 1023
2019
Q1 		$2.08M Sell
32,794
-730
-2% -$38.3K 0.03% 502
2018
Q4 		$1.27M Sell
33,524
-15,421
-32% -$545K 0.02% 554
2018
Q3 		$2.1M Sell
48,945
-4
-0% -$140 0.03% 515
2018
Q2 		$1.08M Sell
48,949
-3,401
-6% -$41.8K 0.02% 650
2018
Q1 		$260K Sell
52,350
-26,536
-34% -$85.6K ﹤0.01% 885
2017
Q4 		$186K Buy
78,886
+55,001
+230% +$173K ﹤0.01% 916
2017
Q3 		$174K Buy
23,885
+16,164
+209% +$102K ﹤0.01% 883
2017
Q2 		$62K Buy
+7,721
New +$71.4K ﹤0.01% 905

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
FGP
Freestone Grove Partners San Francisco, California $15.6B AUM 27.39% 1-Year Est. Return

Jacobs Levy Equity Management's TNDM Position: Q2 2026 in Review

Jacobs Levy Equity Management increased its Tandem Diabetes Care (TNDM) stake by 32% in Q2 2026, buying an estimated $8.43M and bringing the position to 2,006,429 shares worth $30.3M. The position accounts for 0.11% of the portfolio, ranked #173.

Jacobs Levy Equity Management first reported a position in TNDM in Q2 2017 and has held it in 23 quarters since. The position peaked at $59.8M in Q4 2024. 274 funds tracked by Wall St. Rank hold TNDM as of Q2 2026.

  • Jacobs Levy Equity Management held 2,006,429 shares of Tandem Diabetes Care worth $30.3M as of Q2 2026.
  • Jacobs Levy Equity Management bought 482,483 Tandem Diabetes Care shares in Q2 2026, an estimated $8.43M.
  • Tandem Diabetes Care made up 0.11% of Jacobs Levy Equity Management's portfolio in Q2 2026, its #173 holding.
  • Jacobs Levy Equity Management first reported a position in Tandem Diabetes Care in Q2 2017 and has held it in 23 quarters since.
  • Jacobs Levy Equity Management's Tandem Diabetes Care position peaked at $59.8M in Q4 2024.
  • 274 funds tracked by Wall St. Rank held Tandem Diabetes Care as of Q2 2026.

Based on Jacobs Levy Equity Management's 13F filing for Q2 2026, filed 14 Aug 2026.