Institutional Holders (2026 Q2)
262 + investorsExplore institutional interest and hedge fund ownership dynamics. Analyze portfolio weights, new positions, and conviction trends in IOSP. Verified SEC 13F-HR filings.
| # | Investor | % of Portfolio | Shares | Mkt Value |
|---|---|---|---|---|
| 1 | Western Standard LLC | 6.53% | 236,833 | $19.3M |
| 2 | First Wilshire Securities Management Inc | 2.47% | 147,112 | $12.0M |
| 3 | CM Management, LLC | 1.65% | 32,000 | $2.6M |
| 4 | Round Hill Asset Management | 0.61% | 11,974 | $975K |
| 5 | SG Capital Management LLC | 0.48% | 71,022 | $5.8M |
| 6 | Leeward Investments, LLC - MA | 0.46% | 125,308 | $10.2M |
| 7 | Numerai GP LLC | 0.45% | 66,931 | $5.4M |
| 8 | MQS Management LLC | 0.36% | 3,643 | $297K |
| 9 | Huber Capital Management LLC | 0.35% | 29,148 | $2.4M |
| 10 | Atom Investors LP | 0.30% | 40,870 | $3.3M |
| 11 | Zwj Investment Counsel Inc | 0.29% | 108,502 | $8.8M |
| 12 | Allspring Global Investments Holdings, LLC | 0.24% | 1,892,471 | $154.7M |
| 13 | Gendell Jeffrey L | 0.23% | 324,504 | $26.4M |
| 14 | Dark Forest Capital Management LP | 0.20% | 38,862 | $3.2M |
| 15 | Royce & Associates LP | 0.20% | 308,726 | $25.1M |
| 16 | iSAM Funds (UK) Ltd | 0.17% | 3,000 | $244K |
| 17 | Connors Investor Services Inc | 0.16% | 23,363 | $1.9M |
| 18 | PDT Partners, LLC | 0.13% | 31,176 | $2.5M |
| 19 | Linden Thomas Advisory Services, LLC | 0.13% | 19,815 | $1.6M |
| 20 | Aigen Investment Management, LP | 0.08% | 3,647 | $297K |
| 21 | Edgestream Partners, L.P. | 0.07% | 29,208 | $2.4M |
| 22 | Mutual of America Capital Management LLC | 0.07% | 82,920 | $6.7M |
| 23 | Bell & Brown Wealth Advisors, LLC | 0.06% | 2,609 | $212K |
| 24 | Moran Wealth Management, LLC | 0.05% | 23,639 | $1.9M |
| 25 | Brown Advisory Inc | 0.05% | 408,468 | $33.2M |
| Investor | Ownership History |
% of Portfolio | Prev % | Rank | Conviction | Avg Buy Price | 13F Score™ 3Y / 7Y | Sell Timing | Shares | Mkt Value | Change | Change % | Source | Quarter | Filed |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|