INNOSPEC INC. — Institutional Ownership

Which tracked institutions hold IOSP, and how they changed the position last quarter. Latest holdings as of Jun 30, 2026. Source: SEC 13-F filings.

28
Funds holding
$668844170
Total value held
Buying
22 added/new · 6 reduced
# Institution Value Shares Δ Shares Change (QoQ)
1 Blackrock, Inc. $356595899 4381323 +502348 +12.95%
2 State Street Corp $81066638 996027 +31692 +3.29%
3 Goldman Sachs Group Inc $53897272 662210 +170199 +34.59%
4 Jpmorgan Chase & Co $29998212 370574 -55476 -13.02%
5 Northern Trust Corp $24664751 303044 +18805 +6.62%
6 Bank Of America Corp /De/ $19187042 235742 -55024 -18.92%
7 Morgan Stanley $18784284 230793 -4778 -2.03%
8 Sei Investments Co $12701035 156051 -18070 -10.38%
9 Ubs Group Ag $12534141 154001 +154001 NEW BUY
10 Bank Of New York Mellon Corp $11171701 137261 +5970 +4.55%
11 Janus Henderson Group Plc $9732040 133272 +133272 NEW BUY
12 Principal Financial Group Inc $9689723 119053 -1424 -1.18%
13 Invesco Ltd. $9638773 118427 +118427 NEW BUY
14 Ameriprise Financial Inc $4437139 54517 +54517 NEW BUY
15 Franklin Resources Inc $3153700 38748 +5263 +15.72%
16 Wells Fargo & Company/Mn $2459664 30221 +12595 +71.46%
17 Citigroup Inc $2091072 25692 +7979 +45.05%
18 Prudential Financial Inc $2077805 25529 +260 +1.03%
19 Barclays Plc $2011392 24713 +3524 +16.63%
20 Blackstone Inc. $1559677 19163 +19163 NEW BUY
21 Fifth Third Bancorp $948553 11654 -828 -6.63%
22 Bank Of Montreal /Can/ $204696 2515 +2515 NEW BUY
23 Royal Bank Of Canada $112000 1382 +637 +85.50%
24 Pnc Financial Services Group, Inc. $98237 1207 +128 +11.86%
25 Zions Bancorporation, National Association /Ut/ $14406 177 +177 NEW BUY
26 Us Bancorp \De\ $12534 154 +19 +14.07%
27 Amalgamated Financial Corp. $1051 11356 +11356 NEW BUY
28 First Horizon Corp $733 9 +9 NEW BUY

Aggregated across tracked institutional filers. Reported quarterly on SEC Form 13-F and may lag. For research only — not investment advice.