Jane Street
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Jane Street’s Aetherion Technologies Inc. Common Shares AETR Stock Holding History

Jane Street’s Portfolio AETR Stock Details AETR Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$31K Sell
13,700
-1,700
-11% -$3.41K ﹤0.01% 11089
2026
Q1 		$28K Buy
15,400
+5,400
+54% +$10.8K ﹤0.01% 11125
2025
Q4 		$15.7K Buy
+10,000
New +$18.7K ﹤0.01% 10771
2022
Q1 		– Sell
-2,610
Closed -$62K – 11107
2021
Q4 		$62K Sell
2,610
-14,800
-85% -$423K ﹤0.01% 9456
2021
Q3 		$573K Sell
17,410
-1,630
-9% -$65.7K ﹤0.01% 7026
2021
Q2 		$1.01M Buy
19,040
+4,940
+35% +$298K ﹤0.01% 5823
2021
Q1 		$1.01M Buy
14,100
+10,030
+246% +$848K ﹤0.01% 5429
2020
Q4 		$217K Buy
4,070
+2,270
+126% +$71.4K ﹤0.01% 6850
2020
Q3 		$29K Buy
+1,800
New +$29.7K ﹤0.01% 7002

Other funds holding AETR

Heights Capital Management
Heights Capital Management San Francisco, California $433M AUM 8.59% 1-Year Est. Return
Royce & Associates
Royce & Associates New York $11B AUM 39.4% 1-Year Est. Return
GWI
Grace & White Inc Ny, New York $610M AUM 24.71% 1-Year Est. Return
Baird Financial Group
Baird Financial Group Milwaukee, Wisconsin $72.7B AUM 26.4% 1-Year Est. Return
Citadel Advisors
Citadel Advisors Miami, Florida $875B AUM 40.89% 1-Year Est. Return
US Bancorp
US Bancorp Minneapolis, Minnesota $92B AUM 22.91% 1-Year Est. Return
Goldman Sachs
Goldman Sachs New York $1.15T AUM 47.82% 1-Year Est. Return
UBS Group
UBS Group Zurich, Switzerland $786B AUM 40.34% 1-Year Est. Return
Susquehanna International Group
Susquehanna International Group Bala Cynwyd, Pennsylvania $1.28T AUM 58.89% 1-Year Est. Return
TD Waterhouse Canada
TD Waterhouse Canada Toronto, Ontario, Canada $38.4B AUM 30.28% 1-Year Est. Return

Jane Street's AETR Position: Q2 2026 in Review

Jane Street reduced its Aetherion Technologies Inc. Common Shares (AETR) stake by 8.3% in Q2 2026, selling an estimated $2.53K and leaving 13,933 shares worth $31.5K. The position accounts for ﹤0.01% of the portfolio, ranked #11084.

Jane Street first reported a position in AETR in Q2 2013 and has held it in 29 quarters since. The position peaked at $4.32M in Q2 2013. 46 funds tracked by Wall St. Rank hold AETR as of Q2 2026.

  • Jane Street held 13,933 shares of Aetherion Technologies Inc. Common Shares worth $31.5K as of Q2 2026.
  • Jane Street sold 1,260 Aetherion Technologies Inc. Common Shares shares in Q2 2026, an estimated $2.53K.
  • Aetherion Technologies Inc. Common Shares made up ﹤0.01% of Jane Street's portfolio in Q2 2026, its #11084 holding.
  • Jane Street first reported a position in Aetherion Technologies Inc. Common Shares in Q2 2013 and has held it in 29 quarters since.
  • Jane Street's Aetherion Technologies Inc. Common Shares position peaked at $4.32M in Q2 2013.
  • 46 funds tracked by Wall St. Rank held Aetherion Technologies Inc. Common Shares as of Q2 2026.

Based on Jane Street's 13F filing for Q2 2026, filed 14 Aug 2026.