Citadel Advisors
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Citadel Advisors’s ClearSign Technologies CLIR Stock Holding History

Citadel Advisors’s Portfolio CLIR Stock Details CLIR Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2024
Q1 		– Sell
-200
Closed -$2.22K – 14636
2023
Q4 		$2.22K Buy
+200
New +$2.09K ﹤0.01% 13723
2023
Q3 		– Sell
-30
Closed -$393 – 14360
2023
Q2 		$393 Sell
30
-80
-73% -$941 ﹤0.01% 14131
2023
Q1 		$878 Buy
110
+10
+10% +$76 ﹤0.01% 14403
2022
Q4 		$536 Buy
+100
New +$697 ﹤0.01% 14632
2021
Q4 		– Sell
-1,550
Closed -$31K – 13869
2021
Q3 		$31K Buy
1,550
+210
+16% +$7.04K ﹤0.01% 13558
2021
Q2 		$64K Buy
+1,340
New +$63.4K ﹤0.01% 13215
2020
Q3 		– Sell
-7,380
Closed -$154K – 10128
2020
Q2 		$154K Buy
+7,380
New +$70.2K ﹤0.01% 8718
2018
Q2 		– Sell
-2,280
Closed -$46K – 8851
2018
Q1 		$46K Buy
2,280
+910
+66% +$22.2K ﹤0.01% 7945
2017
Q4 		$49K Buy
+1,370
New +$44.7K ﹤0.01% 7638
2017
Q3 		– Sell
-1,000
Closed -$38K – 7571
2017
Q2 		$38K Sell
1,000
-130
-12% -$4.78K ﹤0.01% 7165
2017
Q1 		$44K Sell
1,130
-210
-16% -$7.59K ﹤0.01% 7068
2016
Q4 		$46K Sell
1,340
-820
-38% -$37.8K ﹤0.01% 6889
2016
Q3 		$130K Buy
+2,160
New +$107K ﹤0.01% 6544

Other funds holding CLIR

Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
SQA
Simon Quick Advisors Morristown, New Jersey $2.48B AUM 21.26% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
Cambridge Investment Research Advisors
Cambridge Investment Research Advisors Fairfield, Iowa $44.6B AUM 28.94% 1-Year Est. Return
BPA
Beacon Pointe Advisors Newport Beach, California $21.5B AUM 23.65% 1-Year Est. Return
Vanguard Fiduciary Trust
Vanguard Fiduciary Trust Malvern, Pennsylvania $454B AUM
HighTower Advisors
HighTower Advisors Chicago, Illinois $104B AUM 28.3% 1-Year Est. Return
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
DP
DDD Partners Bellevue, Washington $1.6B AUM 17.6% 1-Year Est. Return
Northern Trust
Northern Trust Chicago, Illinois $860B AUM 41.15% 1-Year Est. Return

Citadel Advisors's CLIR Position: Q2 2026 in Review

Citadel Advisors opened a new position in ClearSign Technologies (CLIR) in Q2 2026: 20,565 shares worth $75.5K. The stake represents ﹤0.01% of the portfolio and ranks #12877 among its holdings. This is a return to the name: Citadel Advisors previously reported a position in CLIR as recently as Q3 2025.

Citadel Advisors first reported a position in CLIR in Q3 2016 and has held it in 25 quarters since. The position peaked at $106K in Q3 2016. 25 funds tracked by Wall St. Rank hold CLIR as of Q2 2026.

  • Citadel Advisors held 20,565 shares of ClearSign Technologies worth $75.5K as of Q2 2026.
  • ClearSign Technologies was a new Citadel Advisors position in Q2 2026.
  • ClearSign Technologies made up ﹤0.01% of Citadel Advisors's portfolio in Q2 2026, its #12877 holding.
  • Citadel Advisors first reported a position in ClearSign Technologies in Q3 2016 and has held it in 25 quarters since.
  • Citadel Advisors's ClearSign Technologies position peaked at $106K in Q3 2016.
  • 25 funds tracked by Wall St. Rank held ClearSign Technologies as of Q2 2026.

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