Jane Street’s DexCom DXCM Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake
Trade Value Portfolio Weight Portfolio Position
2026
Q1
$10.5M Sell
167,800
-290,200
-63% -$20.2M ﹤0.01% 2472
2025
Q4
$30.4M Sell
458,000
-200
-0% -$12.9K ﹤0.01% 1253
2025
Q3
$30.8M Buy
458,200
+157,500
+52% +$12.5M ﹤0.01% 1273
2025
Q2
$26.2M Sell
300,700
-38,400
-11% -$3.01M 0.01% 1203
2025
Q1
$23.2M Sell
339,100
-206,400
-38% -$16.8M 0.01% 1188
2024
Q4
$42.4M Buy
545,500
+157,000
+40% +$11.6M 0.01% 777
2024
Q3
$26M Buy
388,500
+286,400
+281% +$23.5M 0.01% 1056
2024
Q2
$11.6M Sell
102,100
-107,800
-51% -$13.6M ﹤0.01% 1865
2024
Q1
$29.1M Sell
209,900
-97,700
-32% -$12.3M 0.01% 935
2023
Q4
$38.2M Buy
307,600
+69,600
+29% +$7.11M 0.01% 819
2023
Q3
$22.2M Buy
238,000
+44,200
+23% +$4.98M 0.01% 1020
2023
Q2
$24.9M Sell
193,800
-62,200
-24% -$7.52M 0.01% 1020
2023
Q1
$29.7M Sell
256,000
-86,900
-25% -$9.73M 0.01% 761
2022
Q4
$38.8M Buy
342,900
+144,100
+72% +$15.8M 0.02% 643
2022
Q3
$16M Sell
198,800
-38,000
-16% -$3.22M 0.01% 1260
2022
Q2
$17.6M Sell
236,800
-27,200
-10% -$2.48M 0.01% 1217
2022
Q1
$33.8M Sell
264,000
-282,800
-52% -$30.9M 0.01% 904
2021
Q4
$73.4M Sell
546,800
-96,000
-15% -$13.8M 0.02% 485
2021
Q3
$87.9M Buy
642,800
+46,000
+8% +$5.8M 0.03% 381
2021
Q2
$63.7M Buy
596,800
+379,200
+174% +$36.4M 0.02% 451
2021
Q1
$19.6M Sell
217,600
-95,600
-31% -$8.97M 0.01% 991
2020
Q4
$28.9M Sell
313,200
-94,800
-23% -$8.46M 0.01% 669
2020
Q3
$42M Sell
408,000
-518,000
-56% -$54.1M 0.03% 457
2020
Q2
$93.8M Buy
926,000
+774,800
+512% +$69.3M 0.07% 196
2020
Q1
$10.2M Buy
151,200
+87,200
+136% +$5.43M 0.01% 761
2019
Q4
$3.5M Sell
64,000
-2,400
-4% -$114K ﹤0.01% 1372
2019
Q3
$2.48M Buy
66,400
+25,200
+61% +$979K ﹤0.01% 1580
2019
Q2
$1.54M Sell
41,200
-159,600
-79% -$5.02M ﹤0.01% 2169
2019
Q1
$5.98M Buy
200,800
+177,600
+766% +$6.24M 0.01% 1009
2018
Q4
$695K Sell
23,200
-17,600
-43% -$558K ﹤0.01% 3049
2018
Q3
$1.46M Buy
+40,800
New +$1.26M ﹤0.01% 2276
2018
Q2
Sell
-56,400
Closed -$1.05M 5074
2018
Q1
$1.05M Buy
+56,400
New +$834K ﹤0.01% 2602
2017
Q2
Sell
-12,000
Closed -$254K 4429
2017
Q1
$254K Buy
+12,000
New +$234K ﹤0.01% 3618
2016
Q4
Sell
-43,200
Closed -$947K 4110
2016
Q3
$947K Buy
+43,200
New +$962K ﹤0.01% 2042
2016
Q2
Sell
-31,200
Closed -$530K 4164
2016
Q1
$530K Buy
+31,200
New +$521K ﹤0.01% 2536
2015
Q4
Sell
-28,800
Closed -$618K 4075
2015
Q3
$618K Buy
+28,800
New +$643K ﹤0.01% 2091

Other funds holding DXCM

Jane Street's DXCM Position: Q1 2026 in Review

Jane Street increased its DexCom (DXCM) stake by 1,363% in Q1 2026, buying an estimated $48.1M and bringing the position to 741,669 shares worth $46.6M. The position accounts for 0.01% of the portfolio, ranked #1110.

Jane Street first reported a position in DXCM in Q2 2013 and has held it in 44 quarters since. The position peaked at $129M in Q1 2024. 956 funds tracked by Wall St. Rank hold DXCM as of Q1 2026.

  • Jane Street held 741,669 shares of DexCom worth $46.6M as of Q1 2026.
  • Jane Street bought 690,966 DexCom shares in Q1 2026, an estimated $48.1M.
  • DexCom made up 0.01% of Jane Street's portfolio in Q1 2026, its #1110 holding.
  • Jane Street first reported a position in DexCom in Q2 2013 and has held it in 44 quarters since.
  • Jane Street's DexCom position peaked at $129M in Q1 2024.
  • 956 funds tracked by Wall St. Rank held DexCom as of Q1 2026.

Based on Jane Street's 13F filing for Q1 2026, filed 12 May 2026.