Citadel Advisors
STEM icon

Citadel Advisors’s Stem STEM Stock Holding History

Citadel Advisors’s Portfolio STEM Stock Details STEM Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$198K Buy
25,400
+8,200
+48% +$76.1K ﹤0.01% 12076
2026
Q1 		$152K Sell
17,200
-14,770
-46% -$198K ﹤0.01% 11667
2025
Q4 		$481K Sell
31,970
-7,080
-18% -$136K ﹤0.01% 9119
2025
Q3 		$684K Buy
+39,050
New +$552K ﹤0.01% 8386
2025
Q2 		– Sell
-8,020
Closed -$56.2K – 14971
2025
Q1 		$56.2K Sell
8,020
-6,950
-46% -$80.5K ﹤0.01% 12182
2024
Q4 		$181K Buy
14,970
+10,515
+236% +$90.5K ﹤0.01% 10617
2024
Q3 		$31K Buy
4,455
+60
+1% +$944 ﹤0.01% 12404
2024
Q2 		$97.6K Sell
4,395
-8,330
-65% -$244K ﹤0.01% 10949
2024
Q1 		$557K Sell
12,725
-25,845
-67% -$1.44M ﹤0.01% 8138
2023
Q4 		$2.99M Sell
38,570
-16,745
-30% -$1.15M ﹤0.01% 4647
2023
Q3 		$4.69M Buy
55,315
+175
+0.3% +$20K ﹤0.01% 3754
2023
Q2 		$6.31M Buy
55,140
+40,020
+265% +$3.97M ﹤0.01% 3295
2023
Q1 		$1.71M Sell
15,120
-4,900
-24% -$830K ﹤0.01% 5669
2022
Q4 		$3.58M Sell
20,020
-5,970
-23% -$1.43M ﹤0.01% 4452
2022
Q3 		$6.93M Sell
25,990
-3,220
-11% -$824K ﹤0.01% 3336
2022
Q2 		$4.18M Buy
29,210
+9,725
+50% +$1.62M ﹤0.01% 4140
2022
Q1 		$4.29M Buy
19,485
+2,130
+12% +$496K ﹤0.01% 4480
2021
Q4 		$6.58M Buy
17,355
+7,165
+70% +$3.11M ﹤0.01% 3821
2021
Q3 		$4.87M Sell
10,190
-4,635
-31% -$2.44M ﹤0.01% 4348
2021
Q2 		$10.7M Sell
14,825
-2,430
-14% -$1.32M ﹤0.01% 2972
2021
Q1 		$9.17M Buy
17,255
+14,920
+639% +$9.58M ﹤0.01% 3108
2020
Q4 		$955K Buy
+2,335
New +$588K ﹤0.01% 6892

Other funds holding STEM

Marshall Wace
Marshall Wace London, United Kingdom $127B AUM 46.06% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
TI
Trexquant Investment Stamford, Connecticut $17B AUM 39.66% 1-Year Est. Return
Two Sigma Investments
Two Sigma Investments New York $138B AUM 41.87% 1-Year Est. Return
GCP
GSA Capital Partners London, United Kingdom $1.59B AUM 39.81% 1-Year Est. Return
BNP Paribas Financial Markets
BNP Paribas Financial Markets Paris, France $289B AUM 60.46% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
Acadian Asset Management
Acadian Asset Management Boston, Massachusetts $84.2B AUM 55.88% 1-Year Est. Return
Renaissance Technologies
Renaissance Technologies New York $72.6B AUM 54.88% 1-Year Est. Return

Citadel Advisors's STEM Position: Q2 2026 in Review

Citadel Advisors opened a new position in Stem (STEM) in Q2 2026: 23,727 shares worth $185K. The stake represents ﹤0.01% of the portfolio and ranks #12155 among its holdings. This is a return to the name: Citadel Advisors previously reported a position in STEM as recently as Q3 2025.

Citadel Advisors first reported a position in STEM in Q4 2020 and has held it in 18 quarters since. The position peaked at $48.9M in Q4 2021. 72 funds tracked by Wall St. Rank hold STEM as of Q2 2026.

  • Citadel Advisors held 23,727 shares of Stem worth $185K as of Q2 2026.
  • Stem was a new Citadel Advisors position in Q2 2026.
  • Stem made up ﹤0.01% of Citadel Advisors's portfolio in Q2 2026, its #12155 holding.
  • Citadel Advisors first reported a position in Stem in Q4 2020 and has held it in 18 quarters since.
  • Citadel Advisors's Stem position peaked at $48.9M in Q4 2021.
  • 72 funds tracked by Wall St. Rank held Stem as of Q2 2026.

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