Boston Partners’s Rio Tinto RIO Stock Holding History
Bought
Maintained
Sold
| Quarter | Market Value | Status | Shares |
Change in Stake | Trade Value | Portfolio Weight | Portfolio Position | |
|---|---|---|---|---|---|---|---|---|
|
2026
Q2 | $4.93M | Sell |
52,025
-5,228
| -9% | -$530K | ﹤0.01% | 510 |
|
|
2026
Q1 | $5.35M | Buy |
57,253
+1,412
| +3% | +$129K | 0.01% | 478 |
|
|
2025
Q4 | $4.5M | Buy |
55,841
+13,163
| +31% | +$948K | ﹤0.01% | 479 |
|
|
2025
Q3 | $2.83M | Buy |
+42,678
| New | +$2.64M | ﹤0.01% | 520 |
|
|
2025
Q1 | – | Sell |
-9,110
| Closed | -$536K | – | 757 |
|
|
2024
Q4 | $536K | Sell |
9,110
-93
| -1% | -$5.94K | ﹤0.01% | 636 |
|
|
2024
Q3 | $654K | Buy |
9,203
+93
| +1% | +$5.97K | ﹤0.01% | 651 |
|
|
2024
Q2 | $601K | Buy |
9,110
+1,936
| +27% | +$132K | ﹤0.01% | 642 |
|
|
2024
Q1 | $457K | Sell |
7,174
-2,227
| -24% | -$149K | ﹤0.01% | 709 |
|
|
2023
Q4 | $700K | Buy |
9,401
+48
| +0.5% | +$3.22K | ﹤0.01% | 582 |
|
|
2023
Q3 | $595K | Hold |
9,353
| – | – | ﹤0.01% | 617 |
|
|
2023
Q2 | $597K | Hold |
9,353
| – | – | ﹤0.01% | 599 |
|
|
2023
Q1 | $642K | Hold |
9,353
| – | – | ﹤0.01% | 574 |
|
|
2022
Q4 | $666K | Buy |
9,353
+216
| +2% | +$13.6K | ﹤0.01% | 561 |
|
|
2022
Q3 | $503K | Buy |
9,137
+183
| +2% | +$10.5K | ﹤0.01% | 599 |
|
|
2022
Q2 | $546K | Sell |
8,954
-80
| -0.9% | -$5.73K | ﹤0.01% | 594 |
|
|
2022
Q1 | $726K | Buy |
9,034
+341
| +4% | +$25.9K | ﹤0.01% | 587 |
|
|
2021
Q4 | $582K | Hold |
8,693
| – | – | ﹤0.01% | 595 |
|
|
2021
Q3 | $581K | Sell |
8,693
-1,252
| -13% | -$97.7K | ﹤0.01% | 595 |
|
|
2021
Q2 | $834K | Sell |
9,945
-186
| -2% | -$16K | ﹤0.01% | 567 |
|
|
2021
Q1 | $787K | Sell |
10,131
-2,557
| -20% | -$210K | ﹤0.01% | 605 |
|
|
2020
Q4 | $954K | Sell |
12,688
-8,533
| -40% | -$560K | ﹤0.01% | 550 |
|
|
2020
Q3 | $1.28M | Sell |
21,221
-4,052
| -16% | -$249K | ﹤0.01% | 480 |
|
|
2020
Q2 | $1.42M | Sell |
25,273
-3,566
| -12% | -$181K | ﹤0.01% | 471 |
|
|
2020
Q1 | $1.31M | Buy |
28,839
+1,649
| +6% | +$84.6K | ﹤0.01% | 479 |
|
|
2019
Q4 | $1.61M | Sell |
27,190
-7,484
| -22% | -$406K | ﹤0.01% | 529 |
|
|
2019
Q3 | $1.81M | Sell |
34,674
-8,915
| -20% | -$484K | ﹤0.01% | 514 |
|
|
2019
Q2 | $2.72M | Sell |
43,589
-4,281
| -9% | -$257K | ﹤0.01% | 479 |
|
|
2019
Q1 | $2.82M | Sell |
47,870
-3,035,923
| -98% | -$167M | ﹤0.01% | 491 |
|
|
2018
Q4 | $150M | Sell |
3,083,793
-44,312
| -1% | -$2.16M | 0.21% | 134 |
|
|
2018
Q3 | $160M | Sell |
3,128,105
-75,912
| -2% | -$3.87M | 0.19% | 143 |
|
|
2018
Q2 | $178M | Buy |
3,204,017
+3,075,360
| +2,390% | +$172M | 0.21% | 138 |
|
|
2018
Q1 | $6.63M | Sell |
128,657
-1,773
| -1% | -$96.6K | 0.01% | 424 |
|
|
2017
Q4 | $6.9M | Sell |
130,430
-9,421
| -7% | -$460K | 0.01% | 437 |
|
|
2017
Q3 | $6.6M | Sell |
139,851
-5,673
| -4% | -$264K | 0.01% | 455 |
|
|
2017
Q2 | $6.16M | Sell |
145,524
-22,553
| -13% | -$904K | 0.01% | 447 |
|
|
2017
Q1 | $6.84M | Buy |
168,077
+2,600
| +2% | +$110K | 0.01% | 445 |
|
|
2016
Q4 | $6.36M | Buy |
165,477
+136
| +0.1% | +$4.99K | 0.01% | 455 |
|
|
2016
Q3 | $5.52M | Hold |
165,341
| – | – | 0.01% | 481 |
|
|
2016
Q2 | $5.17M | Buy |
165,341
+33,592
| +25% | +$1M | 0.01% | 486 |
|
|
2016
Q1 | $3.73M | Buy |
131,749
+45,309
| +52% | +$1.21M | 0.01% | 519 |
|
|
2015
Q4 | $2.52M | Buy |
+86,440
| New | +$2.92M | ﹤0.01% | 579 |
|
Other funds holding RIO
Boston Partners's RIO Position: Q2 2026 in Review
Boston Partners reduced its Rio Tinto (RIO) stake by 9.1% in Q2 2026, selling an estimated $530K and leaving 52,025 shares worth $4.93M. The position accounts for ﹤0.01% of the portfolio, ranked #510.
Boston Partners first reported a position in RIO in Q4 2015 and has held it in 41 quarters since. The position peaked at $178M in Q2 2018. 805 funds tracked by Wall St. Rank hold RIO as of Q2 2026.
- Boston Partners held 52,025 shares of Rio Tinto worth $4.93M as of Q2 2026.
- Boston Partners sold 5,228 Rio Tinto shares in Q2 2026, an estimated $530K.
- Rio Tinto made up ﹤0.01% of Boston Partners's portfolio in Q2 2026, its #510 holding.
- Boston Partners first reported a position in Rio Tinto in Q4 2015 and has held it in 41 quarters since.
- Boston Partners's Rio Tinto position peaked at $178M in Q2 2018.
- 805 funds tracked by Wall St. Rank held Rio Tinto as of Q2 2026.
Based on Boston Partners's 13F filing for Q2 2026, filed 4 Aug 2026.