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Christopher Bloomstran’s Olin OLN Stock Holding History

Christopher Bloomstran’s Portfolio OLN Stock Details OLN Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$42.7M Buy
2,153,826
+124,507
+6% +$3.25M 4.83% 8
2026
Q1 		$60.3M Buy
2,029,319
+85,879
+4% +$2.1M 7.21% 6
2025
Q4 		$40.5M Buy
1,943,440
+19,195
+1% +$414K 4.66% 9
2025
Q3 		$48.1M Buy
1,924,245
+1,126,809
+141% +$25M 6% 6
2025
Q2 		$16M Buy
797,436
+94,970
+14% +$1.97M 2.25% 14
2025
Q1 		$17M Buy
702,466
+116,973
+20% +$3.29M 2.75% 10
2024
Q4 		$19.8M Buy
585,493
+58,051
+11% +$2.43M 3.54% 10
2024
Q3 		$25.3M Buy
527,442
+59
+0% +$2.63K 4.28% 7
2024
Q2 		$24.9M Buy
527,383
+22,044
+4% +$1.18M 4.45% 7
2024
Q1 		$29.7M Sell
505,339
-189
-0% -$10.1K 5.43% 5
2023
Q4 		$27.3M Sell
505,528
-660
-0.1% -$31.6K 5.71% 5
2023
Q3 		$25.3M Sell
506,188
-12,951
-2% -$699K 6.06% 5
2023
Q2 		$26.7M Sell
519,139
-11,240
-2% -$598K 6.31% 4
2023
Q1 		$29.4M Sell
530,379
-110,514
-17% -$6.33M 7.54% 3
2022
Q4 		$33.9M Sell
640,893
-377
-0.1% -$20K 9.24% 3
2022
Q3 		$27.5M Buy
641,270
+67,582
+12% +$3.42M 8.32% 3
2022
Q2 		$26.6M Sell
573,688
-177,565
-24% -$10.3M 7.87% 3
2022
Q1 		$39.3M Buy
751,253
+34,326
+5% +$1.76M 9.98% 3
2021
Q4 		$41.2M Sell
716,927
-15,371
-2% -$862K 12.87% 2
2021
Q3 		$35.3M Sell
732,298
-1,602
-0.2% -$74.7K 11.42% 3
2021
Q2 		$34M Buy
733,900
+11,651
+2% +$525K 11.27% 3
2021
Q1 		$27.4M Sell
722,249
-1,894
-0.3% -$57.4K 10.35% 3
2020
Q4 		$17.8M Sell
724,143
-850
-0.1% -$17.3K 7.78% 4
2020
Q3 		$8.97M Buy
724,993
+12,721
+2% +$147K 4.61% 7
2020
Q2 		$8.18M Buy
712,272
+22,869
+3% +$291K 4.63% 8
2020
Q1 		$8.04M Buy
689,403
+472,075
+217% +$7.15M 5.07% 5
2019
Q4 		$3.75M Buy
217,328
+412
+0.2% +$7.38K 2.01% 17
2019
Q3 		$4.06M Buy
+216,916
New +$4.09M 2.33% 15

Other funds holding OLN

Hotchkis & Wiley Capital Management
Hotchkis & Wiley Capital Management Los Angeles, California $34.3B AUM 22.63% 1-Year Est. Return
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 1-Year Est. Return
AQR Capital Management
AQR Capital Management Greenwich, Connecticut $287B AUM 42.33% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
Fuller & Thaler Asset Management
Fuller & Thaler Asset Management San Mateo, California $36.7B AUM 74.15% 1-Year Est. Return
YAM
Yacktman Asset Management Austin, Texas $8.09B AUM 19.03% 1-Year Est. Return
Pzena Investment Management
Pzena Investment Management New York $34.1B AUM 23.81% 1-Year Est. Return

Christopher Bloomstran's OLN Position: Q2 2026 in Review

Christopher Bloomstran increased its Olin (OLN) stake by 6.1% in Q2 2026, buying an estimated $3.25M and bringing the position to 2,153,826 shares worth $42.7M. The position accounts for 4.83% of the portfolio, ranked #8.

Christopher Bloomstran first reported a position in OLN in Q3 2019 and has held it in 28 quarters since. The position peaked at $60.3M in Q1 2026. 408 funds tracked by Wall St. Rank hold OLN as of Q2 2026.

  • Christopher Bloomstran held 2,153,826 shares of Olin worth $42.7M as of Q2 2026.
  • Christopher Bloomstran bought 124,507 Olin shares in Q2 2026, an estimated $3.25M.
  • Olin made up 4.83% of Christopher Bloomstran's portfolio in Q2 2026, its #8 holding.
  • Christopher Bloomstran first reported a position in Olin in Q3 2019 and has held it in 28 quarters since.
  • Christopher Bloomstran's Olin position peaked at $60.3M in Q1 2026.
  • 408 funds tracked by Wall St. Rank held Olin as of Q2 2026.

Based on Semper Augustus Investments Group's 13F filing for Q2 2026, filed 14 Aug 2026.