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Bluefin Capital Management’s Rio Tinto RIO Stock Holding History

Bluefin Capital Management’s Portfolio RIO Stock Details RIO Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2025
Q3 		– Sell
-62,900
Closed -$39.7K – 146
2025
Q2 		$39.7K Hold
62,900
– – 0.03% 115
2025
Q1 		$121K Buy
+62,900
New +$3.87M 0.09% 75

Other funds holding RIO

Fisher Asset Management
Fisher Asset Management Camas, Washington $336B AUM 34.66% 1-Year Est. Return
State Farm Mutual Automobile Insurance
State Farm Mutual Automobile Insurance Bloomington, Illinois $127B AUM 32.55% 1-Year Est. Return
Goldman Sachs
Goldman Sachs New York $871B AUM 31.28% 1-Year Est. Return
Morgan Stanley
Morgan Stanley New York $1.66T AUM 25.57% 1-Year Est. Return
Mirae Asset Global ETFs Holdings
Mirae Asset Global ETFs Holdings Causeway Bay, Hong Kong $73.7B AUM 53.56% 1-Year Est. Return
Arrowstreet Capital
Arrowstreet Capital Boston, Massachusetts $185B AUM 39.58% 1-Year Est. Return
Bank of America
Bank of America Charlotte, North Carolina $1.37T AUM 24.88% 1-Year Est. Return
Neuberger Berman Group
Neuberger Berman Group New York $131B AUM 28.36% 1-Year Est. Return
Qube Research & Technologies (QRT)
Qube Research & Technologies (QRT) London, United Kingdom $89.9B AUM 20.22% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return

Bluefin Capital Management's RIO Position: Q1 2026 in Review

Bluefin Capital Management opened a new position in Rio Tinto (RIO) in Q1 2026: 10,300 shares worth $961K. The stake represents 0.62% of the portfolio and ranks #30 among its holdings. This is a return to the name: Bluefin Capital Management previously reported a position in RIO as recently as Q2 2025.

Bluefin Capital Management first reported a position in RIO in Q2 2013 and has held it in 9 quarters since. The position peaked at $4.15M in Q2 2025. 937 funds tracked by Wall St. Rank hold RIO as of Q1 2026.

  • Bluefin Capital Management held 10,300 shares of Rio Tinto worth $961K as of Q1 2026.
  • Rio Tinto was a new Bluefin Capital Management position in Q1 2026.
  • Rio Tinto made up 0.62% of Bluefin Capital Management's portfolio in Q1 2026, its #30 holding.
  • Bluefin Capital Management first reported a position in Rio Tinto in Q2 2013 and has held it in 9 quarters since.
  • Bluefin Capital Management's Rio Tinto position peaked at $4.15M in Q2 2025.
  • 937 funds tracked by Wall St. Rank held Rio Tinto as of Q1 2026.

Based on Bluefin Capital Management's 13F filing for Q1 2026, filed 15 May 2026.