CSTL Earnings Reaction History

Castle Biosciences, Inc.

EPS, Revenue, Stock Move

CSTL stock rises 0.8% on average on the first trading day after earnings.

When CSTL delivers a double beat, the stock rises 1.7% on average on the first trading day.

Across 28 releases, CSTL has delivered a positive next-day return 46.4% of the time.

Reaction Snapshot (Avg Day 1-3)

Day 1
+0.76%
Day 2
-0.22%
Day 3
+0.37%

Conditioned Moves (Day 1 Basis)

Double Beat
+1.71%
Mixed
+0.52%
Double Miss
-1.48%

EPS Beat Rate

64.3%

Revenue Beat Rate

67.9%

Positive Rate

46.4%

Both Beat Rate

50.0%

Recent Earnings History

DateEPSRevenueDay 1Day 2Day 3Detail
2026-05-06
Beat+12.50%
Beat+6.31%
-22.26%+3.07%-3.98%Open
2026-02-26
Beat+65.22%
Beat+8.91%
-7.25%-5.34%-1.50%Open
2025-11-03
Beat+94.12%
Beat+3.31%
+21.70%+6.13%-0.06%Open
2025-08-04
Beat+129.41%
Beat+26.75%
+32.83%-2.90%-0.56%Open
2025-05-05
Miss-150.00%
Beat+22.51%
-11.36%+2.59%+0.94%Open
2025-02-27
Beat+190.91%
Beat+2.89%
-14.24%-1.89%+4.51%Open
2024-11-04
Beat+233.33%
Beat+6.46%
-7.40%+4.85%+1.99%Open
2024-08-05
Beat+293.75%
Beat+25.47%
+13.96%+7.67%+3.84%Open

FAQ

How much does CSTL usually move after earnings?

CSTL moves about 0.8% on average on the first trading day after earnings. Net average direction is +0.76%.

What is CSTL's biggest post-earnings gain?

CSTL's largest recorded next-day earnings gain is +32.83%, on 2025-08-04.