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Of the 14 tracked institutions holding OLN, 8 have a 3-year clone track record — 7 of them beat the S&P. Average holder's clone alpha: +4.3pt. It's a gauge of who owns the name, not just how many.
Among the 14 tracked institutional investors we monitor, OLN (OLIN CORP) is held with a combined value of $807.37M across 40,157,230 shares. The largest holder is BlackRock, Inc. with a position worth $237.53M. 2 funds opened new positions in the most recent quarter. 6 funds increased their holdings. 6 funds reduced their position.
Total Institutional Value
$807.37M
Total Shares Held
40,157,230
Institutional Holders
14
Ranked by estimated dollars moved (share change × implied price). 13F data lags up to 45 days.
| # | Fund | Value↓ | Portfolio % | Change |
|---|---|---|---|---|
| 1 | BlackRock, Inc. | $237.53M | 0.00% | +4.3% |
| 2 | VANGUARD GROUP INC | $236.17M | 0.00% | -2.0% |
| 3 | AQR CAPITAL MANAGEMENT LLC | $109.21M | 0.04% | +372.5% |
| 4 | STATE STREET CORP | $95.13M | 0.00% | -0.0% |
| 5 | CITADEL ADVISORS LLC | $44.27M | 0.03% | +36.2% |
| 6 | SEMPER AUGUSTUS INVESTMENTS GROUP LLC | $42.69M | 4.83% | +6.1% |
| 7 | FMR LLC | $12.21M | 0.00% | -14.4% |
| 8 | Gotham Asset Management, LLC | $10.96M | 0.03% | -30.1% |
| 9 | Point72 Asset Management, L.P. | $6.84M | 0.01% | +128.3% |
| 10 | RENAISSANCE TECHNOLOGIES LLC | $5.62M | 0.01% | New |
SEC Schedule 13D (activist) and 13G (passive) filings for OLN. Filed when an investor acquires 5%+ ownership.
| Member | Type | Date |
|---|---|---|
| Benjamin L Cardin | Sell | Nov 17, 2014 |
As of the latest SEC 13F filings, BlackRock, Inc. is the largest institutional holder of OLN with a position worth $237.53M, representing 0.00% of their portfolio. In total, 14 institutional investors hold OLN with a combined value of $807.37M.
In the most recent quarter, 2 funds opened a new position in OLN. Additionally, 6 increased their holdings and 6 reduced their positions.
Institutional investors hold $807.37M worth of OLN stock across 14 positions. The largest institutional holder is BlackRock, Inc. with $237.53M in holdings.
A 13F filing is a quarterly report required by the SEC from institutional investment managers with over $100 million in assets. It discloses their holdings in U.S. equities. For OLN, these filings reveal which major funds are accumulating or reducing positions, providing insights into institutional sentiment.
Get notified when hedge funds change their OLN positions.
Alpha = the manager's 3-year clone return minus the S&P 500. A skilled roster is a stronger tell than a crowded one — though even skilled managers' edge doesn't reliably survive the 13F disclosure lag. Why →
Last Close
$16.26
2026-09-24
YTD
-24.5%
0% of 52-week range
