BlackRock’s Olin OLN Stock Holding History
Bought
Maintained
Sold
| Quarter | Market Value | Status | Shares |
Change in Stake | Trade Value | Portfolio Weight | Portfolio Position | |
|---|---|---|---|---|---|---|---|---|
|
2026
Q2 | $238M | Buy |
11,984,254
+497,398
| +4% | +$13M | ﹤0.01% | 1689 |
|
|
2026
Q1 | $342M | Sell |
11,486,856
-464,857
| -4% | -$11.4M | 0.01% | 1357 |
|
|
2025
Q4 | $249M | Sell |
11,951,713
-615,965
| -5% | -$13.3M | ﹤0.01% | 1538 |
|
|
2025
Q3 | $314M | Sell |
12,567,678
-141,668
| -1% | -$3.15M | 0.01% | 1376 |
|
|
2025
Q2 | $255M | Buy |
12,709,346
+567,490
| +5% | +$11.8M | ﹤0.01% | 1477 |
|
|
2025
Q1 | $294M | Buy |
12,141,856
+497,850
| +4% | +$14M | 0.01% | 1359 |
|
|
2024
Q4 | $394M | Sell |
11,644,006
-152,535
| -1% | -$6.37M | 0.01% | 1235 |
|
|
2024
Q3 | $566M | Buy |
11,796,541
+136,856
| +1% | +$6.09M | 0.01% | 985 |
|
|
2024
Q2 | $550M | Sell |
11,659,685
-116,324
| -1% | -$6.22M | 0.01% | 936 |
|
|
2024
Q1 | $692M | Buy |
11,776,009
+129,765
| +1% | +$6.96M | 0.02% | 814 |
|
|
2023
Q4 | $628M | Sell |
11,646,244
-414,636
| -3% | -$19.9M | 0.02% | 831 |
|
|
2023
Q3 | $603M | Buy |
12,060,880
+205,626
| +2% | +$11.1M | 0.02% | 784 |
|
|
2023
Q2 | $609M | Sell |
11,855,254
-484,189
| -4% | -$25.8M | 0.02% | 808 |
|
|
2023
Q1 | $685M | Sell |
12,339,443
-1,258,765
| -9% | -$72.1M | 0.02% | 712 |
|
|
2022
Q4 | $720M | Sell |
13,598,208
-1,516,647
| -10% | -$80.5M | 0.02% | 668 |
|
|
2022
Q3 | $648M | Sell |
15,114,855
-477,248
| -3% | -$24.2M | 0.02% | 677 |
|
|
2022
Q2 | $722M | Sell |
15,592,103
-204,135
| -1% | -$11.8M | 0.02% | 642 |
|
|
2022
Q1 | $826M | Buy |
15,796,238
+472,527
| +3% | +$24.2M | 0.02% | 667 |
|
|
2021
Q4 | $881M | Buy |
15,323,711
+200,530
| +1% | +$11.2M | 0.02% | 669 |
|
|
2021
Q3 | $730M | Buy |
15,123,181
+338,726
| +2% | +$15.8M | 0.02% | 724 |
|
|
2021
Q2 | $684M | Sell |
14,784,455
-279,043
| -2% | -$12.6M | 0.02% | 802 |
|
|
2021
Q1 | $572M | Buy |
15,063,498
+651,765
| +5% | +$19.8M | 0.02% | 891 |
|
|
2020
Q4 | $354M | Sell |
14,411,733
-4,651
| -0% | -$94.6K | 0.01% | 1162 |
|
|
2020
Q3 | $178M | Sell |
14,416,384
-1,269,993
| -8% | -$14.7M | 0.01% | 1470 |
|
|
2020
Q2 | $180M | Sell |
15,686,377
-3,157,098
| -17% | -$40.2M | 0.01% | 1441 |
|
|
2020
Q1 | $220M | Sell |
18,843,475
-654,502
| -3% | -$9.91M | 0.01% | 1083 |
|
|
2019
Q4 | $336M | Buy |
19,497,977
+198,571
| +1% | +$3.55M | 0.01% | 1109 |
|
|
2019
Q3 | $361M | Sell |
19,299,406
-201,684
| -1% | -$3.8M | 0.02% | 985 |
|
|
2019
Q2 | $427M | Buy |
19,501,090
+65,169
| +0.3% | +$1.45M | 0.02% | 849 |
|
|
2019
Q1 | $450M | Buy |
19,435,921
+80,752
| +0.4% | +$1.93M | 0.02% | 793 |
|
|
2018
Q4 | $389M | Buy |
19,355,169
+787,982
| +4% | +$16.8M | 0.02% | 795 |
|
|
2018
Q3 | $477M | Buy |
18,567,187
+192,118
| +1% | +$5.64M | 0.02% | 784 |
|
|
2018
Q2 | $528M | Sell |
18,375,069
-67,332
| -0.4% | -$2.09M | 0.02% | 696 |
|
|
2018
Q1 | $560M | Buy |
18,442,401
+1,753,276
| +11% | +$59.7M | 0.03% | 629 |
|
|
2017
Q4 | $594M | Buy |
16,689,125
+842,715
| +5% | +$30M | 0.03% | 611 |
|
|
2017
Q3 | $543M | Sell |
15,846,410
-10,898
| -0.1% | -$340K | 0.03% | 611 |
|
|
2017
Q2 | $480M | Sell |
15,857,308
-4,038,305
| -20% | -$124M | 0.03% | 670 |
|
|
2017
Q1 | $654M | Buy |
19,895,613
+19,637,387
| +7,605% | +$589M | 0.04% | 518 |
|
|
2016
Q4 | $6.61M | Sell |
258,226
-168,547
| -39% | -$4M | 0.01% | 858 |
|
|
2016
Q3 | $8.76M | Buy |
426,773
+143,742
| +51% | +$3.09M | 0.01% | 765 |
|
|
2016
Q2 | $7.03M | Sell |
283,031
-17,127
| -6% | -$369K | 0.01% | 801 |
|
|
2016
Q1 | $5.21M | Buy |
300,158
+172,686
| +135% | +$2.67M | 0.01% | 857 |
|
|
2015
Q4 | $2.2M | Buy |
127,472
+90,339
| +243% | +$1.74M | ﹤0.01% | 1041 |
|
|
2015
Q3 | $625K | Sell |
37,133
-68
| -0.2% | -$1.44K | ﹤0.01% | 1442 |
|
|
2015
Q2 | $1M | Buy |
37,201
+505
| +1% | +$15K | ﹤0.01% | 1356 |
|
|
2015
Q1 | $1.18M | Buy |
36,696
+21,271
| +138% | +$571K | ﹤0.01% | 1279 |
|
|
2014
Q4 | $352K | Sell |
15,425
-409
| -3% | -$9.96K | ﹤0.01% | 1404 |
|
|
2014
Q3 | $400K | Buy |
15,834
+465
| +3% | +$12.4K | ﹤0.01% | 1384 |
|
|
2014
Q2 | $414K | Sell |
15,369
-6,111
| -28% | -$169K | ﹤0.01% | 1363 |
|
|
2014
Q1 | $593K | Sell |
21,480
-4,446
| -17% | -$120K | ﹤0.01% | 1308 |
|
|
2013
Q4 | $748K | Buy |
25,926
+1,086
| +4% | +$27K | ﹤0.01% | 1243 |
|
|
2013
Q3 | $573K | Buy |
24,840
+5,075
| +26% | +$120K | ﹤0.01% | 1220 |
|
|
2013
Q2 | $473K | Buy |
+19,765
| New | +$485K | ﹤0.01% | 1251 |
|
Other funds holding OLN
YAM
BlackRock's OLN Position: Q2 2026 in Review
BlackRock increased its Olin (OLN) stake by 4.3% in Q2 2026, buying an estimated $13M and bringing the position to 11,984,254 shares worth $238M. The position accounts for ﹤0.01% of the portfolio, ranked #1689.
BlackRock first reported a position in OLN in Q2 2013 and has held it in 53 quarters since. The position peaked at $881M in Q4 2021. 411 funds tracked by Wall St. Rank hold OLN as of Q2 2026.
- BlackRock held 11,984,254 shares of Olin worth $238M as of Q2 2026.
- BlackRock bought 497,398 Olin shares in Q2 2026, an estimated $13M.
- Olin made up ﹤0.01% of BlackRock's portfolio in Q2 2026, its #1689 holding.
- BlackRock first reported a position in Olin in Q2 2013 and has held it in 53 quarters since.
- BlackRock's Olin position peaked at $881M in Q4 2021.
- 411 funds tracked by Wall St. Rank held Olin as of Q2 2026.
Based on BlackRock's 13F filing for Q2 2026, filed 7 Aug 2026.