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
2026 Q1	$961K	Buy	+10,300	New	+$939K	0.62%	30
2025 Q3	–	Sell	-71,227	Closed	-$4.15M	–	145
2025 Q2	$4.15M	Buy	71,227 +2,400	+3%	+$142K	3.13%	9
2025 Q1	$4.14M	Buy	+68,827	New	+$4.24M	2.98%	7
2023 Q1	–	Hold	0	–	–	–	113
2022 Q2	–	Sell	-6,700	Closed	-$539K	–	702
2022 Q1	$539K	Buy	+6,700	New	+$509K	0.05%	189
2021 Q4	–	Sell	-3,630	Closed	-$243K	–	1042
2021 Q3	$243K	Buy	+3,630	New	+$283K	0.02%	431
2021 Q2	–	Sell	-3,000	Closed	-$233K	–	852
2021 Q1	$233K	Buy	+3,000	New	+$246K	0.01%	451
2015 Q3	–	Sell	-15,858	Closed	-$654K	–	583
2015 Q2	$654K	Buy	+15,858	New	+$696K	0.04%	261
2013 Q4	–	Sell	-6,940	Closed	-$300K	–	414
2013 Q3	$300K	Sell	6,940 -8,060	-54%	-$376K	0.03%	324
2013 Q2	$600K	Buy	+15,000	New	+$669K	0.06%	288

Other funds holding RIO

Fisher Asset Management Camas, Washington $336B AUM 34.66% 1-Year Est. Return

State Farm Mutual Automobile Insurance Bloomington, Illinois $127B AUM 32.55% 1-Year Est. Return

Goldman Sachs New York $871B AUM 31.28% 1-Year Est. Return

Morgan Stanley New York $1.66T AUM 25.57% 1-Year Est. Return

Mirae Asset Global ETFs Holdings Causeway Bay, Hong Kong $73.7B AUM 53.56% 1-Year Est. Return

Arrowstreet Capital Boston, Massachusetts $185B AUM 39.58% 1-Year Est. Return

Bank of America Charlotte, North Carolina $1.37T AUM 24.88% 1-Year Est. Return

Neuberger Berman Group New York $131B AUM 28.36% 1-Year Est. Return

Qube Research & Technologies (QRT) London, United Kingdom $89.9B AUM 20.22% 1-Year Est. Return

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. 936 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.
936 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.