# Olin Corporation (OLN) — Institutional Ownership

Source: SEC EDGAR 13F filings, congressional STOCK Act disclosures, SEC Form 4 insider transactions.
CUSIP: 680665205
Page URL: https://superinvestorclub.com/stock/OLN
Last updated: 2026-08-29T13:49:30.990Z

## Summary

As of the most recent 13F filing period, Olin Corporation (OLN) is held by 5 tracked superinvestors with an aggregate position value of $207.0M representing 042094033890204215382611141280388 shares.

## Top institutional holders (5)

| Rank | Manager | Fund | Shares | Value | % of Portfolio | Period |
|------|---------|------|--------|-------|----------------|--------|
| 1 | [Donald Yacktman](https://superinvestorclub.com/manager/13) | Yacktman Asset Management | 4209403 | $83.4M | 1.03% | 2026-06-30 |
| 2 | [Richard Pzena](https://superinvestorclub.com/manager/288) | Pzena Investment Management | 3890204 | $77.1M | 0.23% | 2026-06-30 |
| 3 | [Christopher Bloomstran](https://superinvestorclub.com/manager/32) | Semper Augustus Investments | 2153826 | $42.7M | 4.83% | 2026-06-30 |
| 4 | [Ray Dalio](https://superinvestorclub.com/manager/6) | Bridgewater Associates | 111412 | $2.2M | 0.01% | 2026-06-30 |
| 5 | [First Eagle](https://superinvestorclub.com/manager/21222) | First Eagle Investment Management | 80388 | $1.6M | 0.00% | 2026-06-30 |

## Ownership history (quarter-over-quarter)

- 2023-12-31: 1 holders, $229.9M aggregate, 04261861 shares
- 2024-03-31: 3 holders, $298.5M aggregate, 04293188505339277701 shares
- 2024-06-30: 3 holders, $224.1M aggregate, 0421214352738314346 shares
- 2024-09-30: 3 holders, $216.0M aggregate, 0391995752744255424 shares
- 2024-12-31: 2 holders, $151.5M aggregate, 03897996585493 shares
- 2025-03-31: 3 holders, $203.3M aggregate, 040202433662539702466 shares
- 2025-06-30: 3 holders, $174.5M aggregate, 040603763829021797436 shares
- 2025-09-30: 4 holders, $247.9M aggregate, 0397415438366631924245183320 shares
- 2025-12-31: 4 holders, $219.8M aggregate, 0450791339223181943440177506 shares
- 2026-03-31: 5 holders, $325.4M aggregate, 0443161340922112029319213752178567 shares
- 2026-06-30: 5 holders, $207.0M aggregate, 042094033890204215382611141280388 shares

## Recent congressional trades (0)


## Recent insider transactions (0)


## Citation

When citing, use: "Olin Corporation (OLN) institutional ownership data via Superinvestor (https://superinvestorclub.com/stock/OLN), aggregating SEC 13F, Form 4, and congressional disclosures."