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O'Brien Greene & Co’s Olin OLN Stock Holding History

O'Brien Greene & Co’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
Q1 		$446K Sell
15,000
-1,000
-6% -$24.4K 0.13% 98
2025
Q4 		$333K Sell
16,000
-43,600
-73% -$940K 0.1% 111
2025
Q3 		$1.49M Buy
+59,600
New +$1.32M 0.46% 42

Other funds holding OLN

Hotchkis & Wiley Capital Management
Hotchkis & Wiley Capital Management Los Angeles, California $32.4B AUM 17.21% 1-Year Est. Return
BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
Fuller & Thaler Asset Management
Fuller & Thaler Asset Management San Mateo, California $29.7B AUM 43.33% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
Pzena Investment Management
Pzena Investment Management New York $30.8B AUM 11.29% 1-Year Est. Return
YAM
Yacktman Asset Management Austin, Texas $7.5B AUM 22.48% 1-Year Est. Return
Goldman Sachs
Goldman Sachs New York $871B AUM 31.28% 1-Year Est. Return

O'Brien Greene & Co's OLN Position: Q1 2026 in Review

O'Brien Greene & Co reduced its Olin (OLN) stake by 6.3% in Q1 2026, selling an estimated $24.4K and leaving 15,000 shares worth $446K. The position accounts for 0.13% of the portfolio, ranked #98.

O'Brien Greene & Co first reported a position in OLN in Q3 2025 and has held it in 3 quarters since. The position peaked at $1.49M in Q3 2025. 417 funds tracked by Wall St. Rank hold OLN as of Q1 2026.

  • O'Brien Greene & Co held 15,000 shares of Olin worth $446K as of Q1 2026.
  • O'Brien Greene & Co sold 1,000 Olin shares in Q1 2026, an estimated $24.4K.
  • Olin made up 0.13% of O'Brien Greene & Co's portfolio in Q1 2026, its #98 holding.
  • O'Brien Greene & Co first reported a position in Olin in Q3 2025 and has held it in 3 quarters since.
  • O'Brien Greene & Co's Olin position peaked at $1.49M in Q3 2025.
  • 417 funds tracked by Wall St. Rank held Olin as of Q1 2026.

Based on O'Brien Greene & Co's 13F filing for Q1 2026, filed 6 May 2026.