# INNOSPEC INC (IOSP)

> Institutional ownership reported to the SEC as of Q3 2026, from Form 13F filings. Source: https://holderbook.com/stocks/IOSP/

- Reporting holders: 9
- Reported value: $174.2K
- Held through calls: 0.0%
- Held through puts: 0.0%

A 13F reports long US equity positions only. Shorts, bonds, foreign listings and cash are not visible here, and positions are disclosed up to 45 days after the quarter ends.

## Largest holders

| Manager | Value | Shares | Share of their book | Quarters held |
|---|---|---|---|---|
| [Farther Finance Advisors, LLC](https://holderbook.com/funds/1992825-farther-finance-advisors-llc/) | $64.3K | 675 | 0.0% | 9 |
| [GAMMA Investing LLC](https://holderbook.com/funds/2010235-gamma-investing-llc/) | $54.6K | 573 | 0.0% | 12 |
| [Versant Capital Management, Inc](https://holderbook.com/funds/1735057-versant-capital-management-inc/) | $46.1K | 484 | 0.0% | 19 |
| [GK Wealth Management LLC](https://holderbook.com/funds/2069222-gk-wealth-management-llc/) | $3.7K | 39 | 0.0% | 1 |
| [MassMutual Private Wealth & Trust, FSB](https://holderbook.com/funds/1103653-massmutual-private-wealth-trust-fsb/) | $2.8K | 29 | 0.0% | 4 |
| [Noble Wealth Management PBC](https://holderbook.com/funds/2055065-noble-wealth-management-pbc/) | $1.8K | 19 | 0.0% | 2 |
| [GILPIN WEALTH MANAGEMENT, LLC](https://holderbook.com/funds/2058144-gilpin-wealth-management-llc/) | $477 | 5 | 0.0% | 3 |
| [Davis Capital Management](https://holderbook.com/funds/1811806-davis-capital-management/) | $191 | 2 | 0.0% | 2 |
| [CoreCap Advisors, LLC](https://holderbook.com/funds/1902501-corecap-advisors-llc/) | $95 | 1 | 0.0% | 2 |

## Quarter by quarter

| Quarter | Holders | Reported value |
|---|---|---|
| Q3 2026 | 9 | $174.2K |
| Q2 2026 | 281 | $2.2B |
| Q1 2026 | 264 | $1.8B |
| Q4 2025 | 260 | $1.9B |
| Q3 2025 | 265 | $1.9B |
| Q2 2025 | 262 | $2.0B |
| Q1 2025 | 272 | $2.3B |
| Q4 2024 | 262 | $2.7B |
| Q3 2024 | 261 | $2.8B |
| Q2 2024 | 266 | $3.0B |
| Q1 2024 | 239 | $3.2B |
| Q4 2023 | 225 | $3.0B |