Citadel Advisors
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Citadel Advisors’s Senseonics Holdings Inc SENS Stock Holding History

Citadel Advisors’s Portfolio SENS Stock Details SENS Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$82.9K Sell
14,600
-33,665
-70% -$216K ﹤0.01% 12820
2026
Q1 		$321K Buy
48,265
+23,745
+97% +$167K ﹤0.01% 10319
2025
Q4 		$135K Buy
24,520
+12,005
+96% +$83.5K ﹤0.01% 11406
2025
Q3 		$109K Buy
12,515
+3,235
+35% +$31.2K ﹤0.01% 11790
2025
Q2 		$88.4K Sell
9,280
-8,525
-48% -$99.5K ﹤0.01% 11424
2025
Q1 		$234K Buy
17,805
+11,070
+164% +$183K ﹤0.01% 10139
2024
Q4 		$70.5K Buy
6,735
+1,070
+19% +$7.64K ﹤0.01% 11957
2024
Q3 		$39.6K Buy
5,665
+2,620
+86% +$21.1K ﹤0.01% 12151
2024
Q2 		$24.3K Buy
3,045
+230
+8% +$2.05K ﹤0.01% 12467
2024
Q1 		$29.9K Sell
2,815
-3,095
-52% -$35.9K ﹤0.01% 12701
2023
Q4 		$67.4K Buy
5,910
+1,355
+30% +$15.5K ﹤0.01% 11435
2023
Q3 		$55K Sell
4,555
-2,535
-36% -$35K ﹤0.01% 11645
2023
Q2 		$108K Sell
7,090
-9,415
-57% -$129K ﹤0.01% 10811
2023
Q1 		$234K Buy
16,505
+2,740
+20% +$55K ﹤0.01% 9881
2022
Q4 		$284K Buy
13,765
+3,790
+38% +$87.5K ﹤0.01% 9439
2022
Q3 		$263K Buy
9,975
+950
+11% +$29.1K ﹤0.01% 9855
2022
Q2 		$186K Sell
9,025
-15,215
-63% -$397K ﹤0.01% 10785
2022
Q1 		$955K Sell
24,240
-15
-0.1% -$687 ﹤0.01% 7809
2021
Q4 		$1.29M Buy
24,255
+610
+3% +$39.6K ﹤0.01% 7265
2021
Q3 		$1.6M Sell
23,645
-16,325
-41% -$1.11M ﹤0.01% 6925
2021
Q2 		$3.07M Buy
39,970
+22,025
+123% +$1.12M ﹤0.01% 5548
2021
Q1 		$948K Buy
17,945
+16,970
+1,741% +$962K ﹤0.01% 8259
2020
Q4 		$17K Sell
975
-1,075
-52% -$9.36K ﹤0.01% 10799
2020
Q3 		$16K Buy
+2,050
New +$18.2K ﹤0.01% 9899
2019
Q4 		– Sell
-550
Closed -$11K – 9693
2019
Q3 		$11K Buy
+550
New +$13.3K ﹤0.01% 9034
2019
Q1 		– Sell
-1,510
Closed -$78K – 9805
2018
Q4 		$78K Sell
1,510
-100
-6% -$6.68K ﹤0.01% 8354
2018
Q3 		$154K Buy
1,610
+1,035
+180% +$84.7K ﹤0.01% 8379
2018
Q2 		$47K Buy
+575
New +$41.2K ﹤0.01% 8448

Other funds holding SENS

SC
Sessa Capital New York $5.98B AUM 99.85% 1-Year Est. Return
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
APM
Avidity Partners Management Dallas, Texas $624M AUM 250.2% 1-Year Est. Return
SCM
Sio Capital Management New York $604M AUM 96.57% 1-Year Est. Return
UBS Group
UBS Group Zurich, Switzerland $786B AUM 40.34% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
MCM
Masters Capital Management Atlanta, Georgia $3.9B AUM 50.88% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
Marshall Wace
Marshall Wace London, United Kingdom $127B AUM 46.06% 1-Year Est. Return

Citadel Advisors's SENS Position: Q2 2026 in Review

Citadel Advisors reduced its Senseonics Holdings Inc (SENS) stake by 56% in Q2 2026, selling an estimated $278K and leaving 33,792 shares worth $192K. The position accounts for ﹤0.01% of the portfolio, ranked #12115.

Citadel Advisors first reported a position in SENS in Q3 2017 and has held it in 27 quarters since. The position peaked at $8.27M in Q4 2021. 111 funds tracked by Wall St. Rank hold SENS as of Q2 2026.

  • Citadel Advisors held 33,792 shares of Senseonics Holdings Inc worth $192K as of Q2 2026.
  • Citadel Advisors sold 43,370 Senseonics Holdings Inc shares in Q2 2026, an estimated $278K.
  • Senseonics Holdings Inc made up ﹤0.01% of Citadel Advisors's portfolio in Q2 2026, its #12115 holding.
  • Citadel Advisors first reported a position in Senseonics Holdings Inc in Q3 2017 and has held it in 27 quarters since.
  • Citadel Advisors's Senseonics Holdings Inc position peaked at $8.27M in Q4 2021.
  • 111 funds tracked by Wall St. Rank held Senseonics Holdings Inc as of Q2 2026.

Based on Citadel Advisors's 13F filing for Q2 2026, filed 14 Aug 2026.