Joel Greenblatt's OC Position Overview
Joel Greenblatt (via Gotham Asset Management, LLC) currently holds 325,866 shares of Owens Corning (OC) worth $46.1 M, representing 0.20% of the portfolio. First purchased in 2013-Q2, this long-term strategic position has been held for 50 quarters.
Based on 13F filings since 2013, Joel Greenblatt has maintained a long-term strategic position in OC, representing a significant commitment to this investment thesis. Largest addition occurred in Q4 2015, adding 1.09 M shares. Largest reduction occurred in Q2 2016, reducing 590,218 shares.
Analysis based on 13F filings available since 2013 Q2
Joel Greenblatt's Owens Corning (OC) Holding Value Over Time
Track share changes against reported price movement
Quarterly Owens Corning (OC) Trades by Joel Greenblatt
| Report Date | Bought/Sold (Sh.) | % Change | Qtr. End Shares | Reported Price |
|---|---|---|---|---|
| Q2 2013 | +11,258 | Add 0.00% | 11,257 | $39.09 |
| Q3 2013 | -88 | Reduce 0.78% | 11,169 | $37.96 |
| Q4 2013 | +9,273 | Add 83.02% | 20,442 | $40.70 |
| Q1 2014 | +143,811 | Add 703.51% | 164,253 | $43.17 |
| Q2 2014 | -164,253 | Sold Out | 164,253 | $0.00 |
| Q4 2014 | +37,684 | New Buy | 37,684 | $35.80 |
| Q1 2015 | +60,989 | Add 161.84% | 98,673 | $43.40 |
| Q2 2015 | -98,673 | Sold Out | 98,673 | $0.00 |
| Q4 2015 | +1.19 M | New Buy | 1.19 M | $47.03 |
| Q1 2016 | -564,387 | Reduce 47.60% | 621,238 | $47.28 |
| Q2 2016 | -590,218 | Reduce 95.01% | 31,020 | $51.52 |
| Q3 2016 | -24,340 | Reduce 78.47% | 6,680 | $53.44 |
| Q4 2016 | +392,603 | Add 5877.29% | 399,283 | $51.56 |
| Q1 2017 | -352,857 | Reduce 88.37% | 46,426 | $61.37 |
| Q2 2017 | -41,156 | Reduce 88.65% | 5,270 | $66.98 |
| Q3 2017 | -1 | Reduce 0.02% | 5,269 | $77.43 |
| Q4 2017 | +1,437 | Add 27.27% | 6,706 | $92.01 |
| Q1 2018 | +295,260 | Add 4402.92% | 301,966 | $80.40 |
| Q2 2018 | -301,966 | Sold Out | 301,966 | $0.00 |
| Q4 2018 | +116,473 | New Buy | 116,473 | $43.98 |
| Q1 2019 | -56,891 | Reduce 48.84% | 59,582 | $47.13 |
| Q2 2019 | -59,582 | Sold Out | 59,582 | $0.00 |
| Q4 2019 | +30,282 | New Buy | 30,282 | $65.12 |
| Q1 2020 | +125,460 | Add 414.31% | 155,742 | $38.81 |
| Q2 2020 | -70,711 | Reduce 45.40% | 85,031 | $55.76 |
| Q3 2020 | -36,027 | Reduce 42.37% | 49,004 | $68.81 |
| Q4 2020 | +6,832 | Add 13.94% | 55,836 | $75.76 |
| Q1 2021 | -26,996 | Reduce 48.35% | 28,840 | $92.09 |
| Q2 2021 | +12,846 | Add 44.54% | 41,686 | $97.90 |
| Q3 2021 | +17,650 | Add 42.34% | 59,336 | $85.50 |
| Q4 2021 | +11,001 | Add 18.54% | 70,337 | $90.49 |
| Q1 2022 | -58,213 | Reduce 82.76% | 12,124 | $91.47 |
| Q2 2022 | +32,207 | Add 265.65% | 44,331 | $74.30 |
| Q3 2022 | -18,494 | Reduce 41.72% | 25,837 | $78.61 |
| Q4 2022 | -4,838 | Reduce 18.73% | 20,999 | $85.30 |
| Q1 2023 | +35,126 | Add 167.27% | 56,125 | $95.80 |
| Q2 2023 | -23,643 | Reduce 42.13% | 32,482 | $130.50 |
| Q3 2023 | +4,813 | Add 14.82% | 37,295 | $136.41 |
| Q4 2023 | +8,295 | Add 22.24% | 45,590 | $148.23 |
| Q1 2024 | +9,686 | Add 21.25% | 55,276 | $166.80 |
| Q2 2024 | +8,398 | Add 15.19% | 63,674 | $173.72 |
| Q3 2024 | -23,993 | Reduce 37.68% | 39,681 | $176.52 |
| Q4 2024 | +266 | Add 0.67% | 39,947 | $170.32 |
| Q1 2025 | +64,485 | Add 161.43% | 104,432 | $142.82 |
| Q2 2025 | +41,190 | Add 39.44% | 145,622 | $137.52 |
| Q3 2025 | +180,244 | Add 123.78% | 325,866 | $141.46 |
Joel Greenblatt's Owens Corning Investment FAQs
Joel Greenblatt first purchased Owens Corning (OC) in Q2 2013, acquiring 11,257 shares, as reported in their 13F filing for that period. Note: Analysis reflects filings available since Q2 2013; earlier records may be incomplete.
Joel Greenblatt has held Owens Corning (OC) for 50 quarters since Q2 2013.
Joel Greenblatt's largest addition to Owens Corning (OC) was in Q4 2015, adding 1,185,625 shares worth $55.76 M.
According to the latest 13F filing for Q3 2025, Joel Greenblatt's firm, Gotham Asset Management, LLC, owns 325,866 shares of Owens Corning (OC), valued at approximately $46.1 M.
As of the Q3 2025 filing, Owens Corning (OC) represents approximately 0.20% of Joel Greenblatt's publicly disclosed stock portfolio, making it one of their key holdings.
Joel Greenblatt's peak holding in Owens Corning (OC) was 1,185,625 shares, as reported at the end of Q4 2015.