RhumbLine Advisers
IONR

RhumbLine Advisers’s Ioneer IONR Stock Holding History

RhumbLine Advisers’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 		$15.8K Buy
3,720
+1,912
+106% +$8.54K ﹤0.01% 3749
2025
Q4 		$8.68K Buy
+1,808
New +$8.87K ﹤0.01% 3869

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 $235B AUM 32.99% 1-Year Est. Return
Cambridge Investment Research Advisors
Cambridge Investment Research Advisors Fairfield, Iowa $38.8B AUM 21.88% 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

RhumbLine Advisers's IONR Position: Q1 2026 in Review

RhumbLine Advisers increased its Ioneer (IONR) stake by 106% in Q1 2026, buying an estimated $8.54K and bringing the position to 3,720 shares worth $15.8K. The position accounts for ﹤0.01% of the portfolio, ranked #3749.

RhumbLine Advisers first reported a position in IONR in Q4 2025 and has held it in 2 quarters since. 22 funds tracked by Wall St. Rank hold IONR as of Q1 2026.

  • RhumbLine Advisers held 3,720 shares of Ioneer worth $15.8K as of Q1 2026.
  • RhumbLine Advisers bought 1,912 Ioneer shares in Q1 2026, an estimated $8.54K.
  • Ioneer made up ﹤0.01% of RhumbLine Advisers's portfolio in Q1 2026, its #3749 holding.
  • RhumbLine Advisers first reported a position in Ioneer in Q4 2025 and has held it in 2 quarters since.
  • 22 funds tracked by Wall St. Rank held Ioneer as of Q1 2026.

Based on RhumbLine Advisers's 13F filing for Q1 2026, filed 12 May 2026.