Mario Gabelli's OLN Position Overview
Mario Gabelli (via Gamco Investors, Inc. Et Al) currently holds 179,164 shares of Olin Corporation (OLN) worth $5.33 M, representing 0.05% of the portfolio. First purchased in 2013-Q2, this long-term strategic position has been held for 52 quarters.
Based on 13F filings since 2013, Mario Gabelli has maintained a long-term strategic position in OLN, representing a significant commitment to this investment thesis. Largest addition occurred in Q2 2025, adding 46,324 shares. Largest reduction occurred in Q4 2019, reducing 10,000 shares.
Analysis based on 13F filings available since 2013 Q2
Mario Gabelli's Olin Corporation (OLN) Holding Value Over Time
Track share changes against reported price movement
Quarterly Olin Corporation (OLN) Trades by Mario Gabelli
| Report Date | Bought/Sold (Sh.) | % Change | Qtr. End Shares | Reported Price |
|---|---|---|---|---|
| Q1 2026 | +276 | Add 0.15% | 179,164 | $29.73 |
| Q4 2025 | +7,964 | Add 4.66% | 178,888 | $20.83 |
| Q3 2025 | -1,800 | Reduce 1.04% | 170,924 | $24.99 |
| Q2 2025 | +46,324 | Add 36.65% | 172,724 | $20.09 |
| Q1 2025 | +11,400 | Add 9.91% | 126,400 | $24.24 |
| Q4 2022 | -1,000 | Reduce 0.86% | 115,000 | $52.94 |
| Q4 2021 | -9,000 | Reduce 7.20% | 116,000 | $57.52 |
| Q3 2021 | -3,000 | Reduce 2.34% | 125,000 | $48.25 |
| Q2 2021 | -8,000 | Reduce 5.88% | 128,000 | $46.26 |
| Q4 2020 | -4,000 | Reduce 2.86% | 136,000 | $24.56 |
| Q3 2020 | +10,000 | Add 7.69% | 140,000 | $12.38 |
| Q1 2020 | +20,000 | Add 18.18% | 130,000 | $11.67 |
| Q4 2019 | -10,000 | Reduce 8.33% | 110,000 | $17.25 |
| Q4 2017 | -5,000 | Reduce 4.00% | 120,000 | $35.58 |
| Q3 2014 | -5,000 | Reduce 3.85% | 125,000 | $25.25 |
| Q2 2013 | +130,000 | Add 0.00% | 130,000 | $23.92 |
Mario Gabelli's Olin Corporation Investment FAQs
Mario Gabelli first purchased Olin Corporation (OLN) in Q2 2013, acquiring 130,000 shares, as reported in their 13F filing for that period. Note: Analysis reflects filings available since Q2 2013; earlier records may be incomplete.
Mario Gabelli has held Olin Corporation (OLN) for 52 quarters since Q2 2013.
Mario Gabelli's largest addition to Olin Corporation (OLN) was in Q2 2013, adding 130,000 shares worth $3.11 M.
According to the latest 13F filing for Q1 2026, Mario Gabelli's firm, Gamco Investors, Inc. Et Al, owns 179,164 shares of Olin Corporation (OLN), valued at approximately $5.33 M.
As of the Q1 2026 filing, Olin Corporation (OLN) represents approximately 0.05% of Mario Gabelli's publicly disclosed stock portfolio, making it one of their key holdings.
Mario Gabelli's peak holding in Olin Corporation (OLN) was 179,164 shares, as reported at the end of Q1 2026.