INNOSPEC INC.
Total Trades
84
Buys
8
Sells
44
Largest Trade
N/A
Insiders
12
Institutional Funds
209
Inst. Value
$1M+
Activist Filings
15
Insider Trades
| Insider | Title | Type | Value | Shares | Price | Date |
|---|---|---|---|---|---|---|
| Blackmore Milton C | Director | SELL | $15K–$50K | 594 | $76.56 | Mar 4, 2026 |
| PADFIELD Larry | Director | SELL | $15K–$50K | 594 | $76.56 | Mar 4, 2026 |
| Poccia Claudia | Director | SELL | $1K–$15K | 119 | $76.56 | Mar 4, 2026 |
| LANDLESS DAVID | Director | SELL | $15K–$50K | 594 | $76.56 | Mar 4, 2026 |
| Jones David B. | SVP, GC & CCO | SELL | $50K–$100K | 1K | $75.64 | Mar 4, 2026 |
| Cleminson Ian | EVP & CFO | SELL | $100K–$500K | 2K | $76.56 | Mar 3, 2026 |
| Blackmore Milton C | Director | SELL | $50K–$100K | 1K | $81.84 | Feb 24, 2026 |
| Blackmore Milton C | Director | GRANT | N/A | 2K | — | Feb 24, 2026 |
| Blackmore Milton C | Director | EXERCISE | $15K–$50K | 1K | $44.18 | Feb 24, 2026 |
| PADFIELD Larry | Director | EXERCISE | $15K–$50K | 1K | $44.18 | Feb 24, 2026 |
| PADFIELD Larry | Director | GRANT | N/A | 2K | — | Feb 24, 2026 |
| PADFIELD Larry | Director | SELL | $50K–$100K | 1K | $81.84 | Feb 24, 2026 |
| PARRETTE LESLIE J | Director | BUY | $15K–$50K | 340 | $74.09 | Nov 17, 2025 |
| PARRETTE LESLIE J | Director | SELL | $15K–$50K | 446 | $90.63 | May 16, 2025 |
| BARNES CORBIN | SVP | SELL | $50K–$100K | 598 | $103.06 | Feb 26, 2025 |
| BARNES CORBIN | SVP | EXERCISE | $50K–$100K | 598 | $99.68 | Feb 26, 2025 |
| PADFIELD Larry | Director | SELL | $15K–$50K | 196 | $103.30 | Feb 26, 2025 |
| BOON PHILIP JOHN | Executive VP Busin… | GRANT | N/A | 4K | — | Feb 25, 2025 |
| BOON PHILIP JOHN | Executive VP Busin… | SELL | $100K–$500K | 4K | $103.30 | Feb 25, 2025 |
| BARNES CORBIN | SVP | SELL | $100K–$500K | 3K | $103.30 | Feb 25, 2025 |
| BARNES CORBIN | SVP | GRANT | N/A | 3K | — | Feb 25, 2025 |
| Jones David B. | SVP, GC & CCO | SELL | $100K–$500K | 3K | $103.30 | Feb 25, 2025 |
| Jones David B. | SVP, GC & CCO | GRANT | N/A | 3K | — | Feb 25, 2025 |
| Blackmore Milton C | Director | SELL | $50K–$100K | 652 | $103.30 | Feb 25, 2025 |
| GRIFFIN HARDY LOUIS III | SVP, HUMAN RESOURCES | SELL | $15K–$50K | 161 | $117.52 | Jan 31, 2025 |
| BARNES CORBIN | SVP | SELL | $15K–$50K | 307 | $117.52 | Jan 30, 2025 |
| Poccia Claudia | Director | SELL | $15K–$50K | 300 | $119.88 | Nov 25, 2024 |
| Poccia Claudia | Director | EXERCISE | $15K–$50K | 300 | $99.85 | Nov 25, 2024 |
| Blackmore Milton C | Director | EXERCISE | $15K–$50K | 1K | $43.95 | Nov 14, 2024 |
| Blackmore Milton C | Director | SELL | $100K–$500K | 1K | $122.92 | Nov 14, 2024 |
| Cleminson Ian | VP & CFO | SELL | $1M+ | 10K | $113.99 | Aug 27, 2024 |
| GRIFFIN HARDY LOUIS III | SVP, HUMAN RESOURCES | SELL | $50K–$100K | 525 | $129.78 | May 22, 2024 |
| Cleminson Ian | VP & CFO | EXERCISE | $50K–$100K | 931 | $99.85 | Mar 2, 2024 |
| Cleminson Ian | VP & CFO | SELL | $100K–$500K | 931 | $124.07 | Mar 2, 2024 |
| Williams Patrick | PRESIDENT & CEO | EXERCISE | $100K–$500K | 4K | $99.85 | Mar 2, 2024 |
| Williams Patrick | PRESIDENT & CEO | SELL | $100K–$500K | 4K | $124.21 | Mar 2, 2024 |
| Williams Patrick | PRESIDENT & CEO | SELL | $1M+ | 10K | $124.47 | Feb 29, 2024 |
| Williams Patrick | PRESIDENT & CEO | GRANT | N/A | 12K | — | Feb 29, 2024 |
| Williams Patrick | PRESIDENT & CEO | SELL | $1M+ | 10K | $125.01 | Feb 27, 2024 |
| Williams Patrick | PRESIDENT & CEO | SELL | $1M+ | 10K | $124.37 | Feb 27, 2024 |
| Williams Patrick | PRESIDENT & CEO | EXERCISE | $100K–$500K | 1K | $99.85 | Feb 27, 2024 |
| Williams Patrick | PRESIDENT & CEO | GRANT | N/A | 29K | — | Feb 27, 2024 |
| GRIFFIN HARDY LOUIS III | SVP, HUMAN RESOURCES | GRANT | N/A | 2K | — | Feb 27, 2024 |
| GRIFFIN HARDY LOUIS III | SVP, HUMAN RESOURCES | SELL | $100K–$500K | 2K | $122.07 | Feb 27, 2024 |
| BOON PHILIP JOHN | Executive VP Busin… | GRANT | N/A | 4K | — | Feb 27, 2024 |
| BOON PHILIP JOHN | Executive VP Busin… | SELL | $100K–$500K | 4K | $122.07 | Feb 27, 2024 |
| Blackmore Milton C | Director | SELL | $50K–$100K | 601 | $122.07 | Feb 27, 2024 |
| Cleminson Ian | VP & CFO | SELL | $500K+ | 4K | $123.77 | Feb 27, 2024 |
| Cleminson Ian | VP & CFO | EXERCISE | $15K–$50K | 311 | $99.85 | Feb 27, 2024 |
| Cleminson Ian | VP & CFO | GRANT | N/A | 4K | — | Feb 27, 2024 |
Institutional Ownership
13F filings as of Dec 31, 2025 · 209 funds holding
| Fund | Shares | Value | Type |
|---|---|---|---|
| DIMENSIONAL FUND ADVISORS LP | 1.1M | $1M+ | SH |
| VICTORY CAPITAL MANAGEMENT INC | 950K | $1M+ | SH |
| STATE STREET CORP | 949K | $1M+ | SH |
| GEODE CAPITAL MANAGEMENT, LLC | 529K | $1M+ | SH |
| WESTWOOD HOLDINGS GROUP INC | 491K | $1M+ | SH |
| Medina Value Partners, LLC | 379K | $1M+ | SH |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 374K | $1M+ | SH |
| ROYCE & ASSOCIATES LP | 305K | $1M+ | SH |
| Western Standard LLC | 268K | $1M+ | SH |
| Assenagon Asset Management S.A. | 178K | $1M+ | SH |
| GENDELL JEFFREY L | 169K | $1M+ | SH |
| VANGUARD GROUP INC | 159K | $1M+ | SH |
| Nuveen, LLC | 146K | $1M+ | SH |
| NORGES BANK | 139K | $1M+ | SH |
| VOLORIDGE INVESTMENT MANAGEMENT, LLC | 138K | $1M+ | SH |
| RENAISSANCE TECHNOLOGIES LLC | 120K | $1M+ | SH |
| PRINCIPAL FINANCIAL GROUP INC | 117K | $1M+ | SH |
| HRT FINANCIAL LP | 117K | $1M+ | SH |
| Walleye Capital LLC | 104K | $1M+ | SH |
| FIRST WILSHIRE SECURITIES MANAGEMENT INC | 101K | $1M+ | SH |
Activist & 5%+ Owners
SC 13D/13G filings — investors holding 5%+ of outstanding shares
SC 13G/A · May 13, 2025
2.1%
528K shares
SC 13G/A · Apr 30, 2025
14.7%
3.7M shares
SC 13G/A · Feb 12, 2025
6.3%
1.6M shares
The Vanguard Group - 23-1945930
SC 13G/A · Feb 13, 2024
11.9%
3.0M shares
SC 13G/A · Jan 22, 2024
16.0%
4.0M shares
Allspring Global Investments Holdings, LLC (b) Tax ID 36-4863445
SC 13G/A · Jan 12, 2024
9.4%
2.3M shares
Allspring Global Investments Holdings, LLC (b) Tax ID 36-4863445
SC 13G/A · May 4, 2023
10.1%
2.5M shares
Royce & Associates, LP 52-2343049
SC 13G/A · Jan 31, 2023
3.5%
871K shares
SC 13G/A · Jan 26, 2023
16.0%
4.0M shares
SC 13G/A · Jan 20, 2023
16.0%
4.0M shares
Allspring Global Investments Holdings, LLC (b) Tax ID 36-4863445
SC 13G/A · Jan 13, 2023
9.9%
2.4M shares
SC 13G/A · Jan 27, 2022
17.3%
4.3M shares
SC 13G/A · Jan 25, 2022
17.3%
4.3M shares
Royce & Associates, LP 52-2343049
SC 13G/A · Jan 21, 2022
5.5%
1.4M shares
Allspring Global Investments Holdings, LLC (b) Tax ID 36-4863445
SC 13G · Jan 18, 2022
9.9%
2.1M shares