IOSP INNOSPEC INC.: institutional ownership and insider trading
305 funds reported holding $2.36B of INNOSPEC INC. in their latest 13F filings; in Q2 2026 funds net sold $25.4M, with 42 new positions and 28 funds selling out; over the last 12 months insiders bought $25.2K and sold $574K on the open market; over its last four quarters it reported revenue of $1.84B and net income of $122M.
IOSP revenue and earnings
- Quarter ended Jun 30, 2026: revenue $491M, net income $30.8M, EPS 1.25
- Quarter ended Mar 31, 2026: revenue $453M, net income $30.4M, EPS 1.22
- Quarter ended Dec 31, 2025: revenue $456M, net income $47.4M, EPS 1.90
- Quarter ended Sep 30, 2025: revenue $442M, net income $12.9M, EPS 0.52
Famous investors holding IOSP
- Two Sigma (Two Sigma Investments): $46.3M, 0.0% of the portfolio
- Renaissance Technologies (Renaissance Technologies): $15.1M, 0.0% of the portfolio
- D. E. Shaw (D. E. Shaw & Co.): $13.5M, 0.0% of the portfolio
- Ken Griffin (Citadel Advisors): $8.02M, 0.0% of the portfolio
Largest institutional holders of IOSP
- BlackRock, Inc. (BLK) — $357M
- VANGUARD GROUP INC — $239M
- Allspring Global Investments Holdings, LLC — $155M
- VANGUARD PORTFOLIO MANAGEMENT LLC — $153M
- DIMENSIONAL FUND ADVISORS LP — $106M
- VANGUARD CAPITAL MANAGEMENT LLC — $90.2M
- STATE STREET CORP (STT, STT-PG) — $81.1M
- Nuveen, LLC — $61.5M
- GEODE CAPITAL MANAGEMENT, LLC — $54.3M
- GOLDMAN SACHS GROUP INC (GS, GSCE, GS-PA, GS-PC, GS-PD) — $53.9M
Recent IOSP insider trades
- Mar 3, 2026: Jones David B. sold 1,028 shares ($77.8K)
- Feb 27, 2026: Cleminson Ian sold 2,380 shares ($182K)
- Feb 27, 2026: Landless David sold 594 shares ($45.5K)
- Feb 27, 2026: Poccia Claudia sold 119 shares ($9.11K)
5%+ owners
- Vanguard Portfolio Management: 7.5% (Schedule 13G, filed Apr 29, 2026)
- Dimensional Fund Advisors LP: 5.3% (Schedule 13G, filed Jul 14, 2026)
- Vanguard Capital Management: 5.2% (Schedule 13G, filed Apr 30, 2026)