Jane Street
IONR

Jane Street’s Ioneer IONR Stock Holding History

Jane Street’s Portfolio IONR Stock Details IONR Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		– Sell
-40,497
Closed -$194K – 12250
2025
Q4 		$194K Sell
40,497
-13,545
-25% -$66.4K ﹤0.01% 9748
2025
Q3 		$242K Buy
+54,042
New +$181K ﹤0.01% 9324
2024
Q1 		– Sell
-10,526
Closed -$42.2K – 9623
2023
Q4 		$42.2K Buy
10,526
+362
+4% +$1.54K ﹤0.01% 8815
2023
Q3 		$60.2K Buy
+10,164
New +$74.5K ﹤0.01% 8111

Other funds holding IONR

Invesco
Invesco Atlanta, Georgia $1.02T AUM 30.18% 1-Year Est. Return
IWC
Integrated Wealth Concepts Waltham, Massachusetts $12.5B AUM 18.49% 1-Year Est. Return
UBS Group
UBS Group Zurich, Switzerland $666B AUM 30.12% 1-Year Est. Return
Citigroup
Citigroup New York $303B AUM 53.02% 1-Year Est. Return
Cambridge Investment Research Advisors
Cambridge Investment Research Advisors Fairfield, Iowa $44.6B AUM 28.94% 1-Year Est. Return
Goldman Sachs
Goldman Sachs New York $871B AUM 31.28% 1-Year Est. Return
Millennium Management
Millennium Management New York $240B AUM 35.51% 1-Year Est. Return
Luther King Capital Management (LKCM)
Luther King Capital Management (LKCM) Fort Worth, Texas $23.1B AUM 21.31% 1-Year Est. Return
Susquehanna International Group
Susquehanna International Group Bala Cynwyd, Pennsylvania $893B AUM 36.07% 1-Year Est. Return
JP Morgan Chase
JP Morgan Chase New York $1.56T AUM 27.86% 1-Year Est. Return

Jane Street's IONR Position: Q1 2026 in Review

Jane Street sold out of Ioneer (IONR) in Q1 2026, closing a stake of 40,497 shares — an estimated $194K sold.

Jane Street first reported a position in IONR in Q3 2023 and held it in 4 quarters. The position peaked at $242K in Q3 2025. 22 funds tracked by Wall St. Rank hold IONR as of Q1 2026.

  • Jane Street reported no remaining Ioneer position as of Q1 2026 after selling out during the quarter.
  • Jane Street sold 40,497 Ioneer shares in Q1 2026, an estimated $194K.
  • Jane Street first reported a position in Ioneer in Q3 2023 and held it in 4 quarters.
  • Jane Street's Ioneer position peaked at $242K in Q3 2025.
  • 22 funds tracked by Wall St. Rank held Ioneer as of Q1 2026.

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