Aigen Investment Management’s Rio Tinto RIO Stock Holding History

Aigen Investment 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 Q2	$1.97M	Buy	+20,701	New	+$2.1M	0.54%	44
2025 Q2	–	Sell	-7,649	Closed	-$460K	–	1023
2025 Q1	$460K	Buy	+7,649	New	+$471K	0.07%	372
2024 Q4	–	Sell	-6,051	Closed	-$431K	–	957
2024 Q3	$431K	Buy	+6,051	New	+$389K	0.08%	362
2024 Q2	–	Sell	-16,265	Closed	-$1.04M	–	977
2024 Q1	$1.04M	Buy	16,265 +12,189	+299%	+$816K	0.23%	137
2023 Q4	$303K	Buy	+4,076	New	+$273K	0.05%	482
2021 Q4	–	Sell	-22,661	Closed	-$1.51M	–	1157
2021 Q3	$1.51M	Buy	22,661 +17,844	+370%	+$1.39M	0.29%	100
2021 Q2	$404K	Buy	+4,817	New	+$414K	0.07%	268
2020 Q4	–	Sell	-4,070	Closed	-$246K	–	1004
2020 Q3	$246K	Sell	4,070 -2,018	-33%	-$124K	0.03%	589
2020 Q2	$342K	Buy	+6,088	New	+$308K	0.04%	572

Other funds holding RIO

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

State Farm Mutual Automobile Insurance Bloomington, Illinois $146B AUM 55.73% 1-Year Est. Return

Goldman Sachs New York $1.15T AUM 47.82% 1-Year Est. Return

Morgan Stanley New York $1.89T AUM 35.08% 1-Year Est. Return

Mirae Asset Global ETFs Holdings Causeway Bay, Hong Kong $83.9B AUM 60.43% 1-Year Est. Return

Bank of America Charlotte, North Carolina $1.55T AUM 33.47% 1-Year Est. Return

Qube Research & Technologies (QRT) London, United Kingdom $108B AUM 37.29% 1-Year Est. Return

JP Morgan Chase New York $1.81T AUM 41.13% 1-Year Est. Return

BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return

Neuberger Berman Group New York $150B AUM 40.08% 1-Year Est. Return

Aigen Investment Management's RIO Position: Q2 2026 in Review

Aigen Investment Management opened a new position in Rio Tinto (RIO) in Q2 2026: 20,701 shares worth $1.97M. The stake represents 0.54% of the portfolio and ranks #44 among its holdings. This is a return to the name: Aigen Investment Management previously reported a position in RIO as recently as Q1 2025.

Aigen Investment Management first reported a position in RIO in Q2 2020 and has held it in 9 quarters since. 966 funds tracked by Wall St. Rank hold RIO as of Q2 2026.

Aigen Investment Management held 20,701 shares of Rio Tinto worth $1.97M as of Q2 2026.
Rio Tinto was a new Aigen Investment Management position in Q2 2026.
Rio Tinto made up 0.54% of Aigen Investment Management's portfolio in Q2 2026, its #44 holding.
Aigen Investment Management first reported a position in Rio Tinto in Q2 2020 and has held it in 9 quarters since.
966 funds tracked by Wall St. Rank held Rio Tinto as of Q2 2026.

Based on Aigen Investment Management's 13F filing for Q2 2026, filed 14 Aug 2026.