IOSP Earnings Reaction History

Innospec Inc.

EPS, Revenue, Stock Move

IOSP stock rises 1.2% on average on the first trading day after earnings.

When IOSP delivers a double beat, the stock rises 2.3% on average on the first trading day.

Across 40 releases, IOSP has delivered a positive next-day return 60.0% of the time.

Reaction Snapshot (Avg Day 1-3)

Day 1
+1.20%
Day 2
+0.14%
Day 3
+0.15%

Conditioned Moves (Day 1 Basis)

Double Beat
+2.27%
Mixed
-1.22%
Double Miss
+2.01%

EPS Beat Rate

85.0%

Revenue Beat Rate

70.0%

Positive Rate

60.0%

Both Beat Rate

62.5%

Recent Earnings History

DateEPSRevenueDay 1Day 2Day 3Detail
2026-05-07
Beat+2.94%
Beat+4.87%
+5.10%+0.34%-0.47%Open
2026-02-17
Beat+19.05%
Miss-1.14%
+0.26%-4.28%-1.74%Open
2025-11-04
Beat+8.74%
Miss-4.12%
+2.42%-0.70%+4.04%Open
2025-08-05
Beat+7.69%
Miss-2.28%
-3.07%+1.99%+2.04%Open
2025-05-08
Beat+1.43%
Miss-5.72%
-3.09%+0.21%-0.28%Open
2025-02-18
Beat+3.68%
Beat+4.33%
-6.99%+0.93%+0.20%Open
2024-11-05
Miss±0.00%
Miss-2.53%
+12.39%-3.92%+1.38%Open
2024-08-06
Beat+1.46%
Miss-9.45%
-10.27%+3.13%-2.76%Open

FAQ

How much does IOSP usually move after earnings?

IOSP moves about 1.2% on average on the first trading day after earnings. Net average direction is +1.20%.

What is IOSP's biggest post-earnings gain?

IOSP's largest recorded next-day earnings gain is +12.39%, on 2024-11-05.