SIC 7374 Services-Computer Processing & Data Preparation

Verisk Analytics Inc. vs Workday Inc.

WatchlistVRSK / WDAYPrices through Nov 6, 2026

Why these are rivals: #2 and #3 by market value ($48B vs $26B) with SEC SIC 7374 (Services-Computer Processing & Data Preparation).

Rivals, but right now the price gap does not have a measured habit of closing, so there is no paper idea, whatever the gap.

Co-movement: daily return correlation, 252 sessions: 0.46 (needs >= 0.60)
Mean reversion: ADF t-statistic of the spread: -1.47 (needs <= -2.873 (5% critical value))

Business leadership

WDAY is the larger business

Annual revenue reported to the SEC. Scale, not market share.

Year	VRSK	WDAY	Larger
2025	$3.1B	$9.6B	WDAY
2024	$2.9B	$8.4B	WDAY
2023	$2.7B	$7.3B	WDAY
2022	$2.5B	$6.2B	WDAY
2021	$2.5B	$5.1B	WDAY
2020	$2.3B	$4.3B	WDAY

WDAY led in every year with figures for both. Market value: VRSK $25.6B, WDAY $47.7B.

Stock leadership

WDAY is ahead now

Measured against the pair's own last 252 trading days.

WDAY leads VRSK by 0.53 standard deviations: +10.3% over its usual price ratio. 2 lead switches in the last year.

Price change	3 mo	6 mo	12 mo
VRSK	+12.9%	+19.0%	-4.4%
WDAY	+4.7%	+50.9%	-16.9%

Relationship

Not a measured twin today

Only these tests can make a pair tradable on paper.

Pass: Aligned sessions: 2516 (needs >= 254)
Fail: Co-movement: daily return correlation, 252 sessions: 0.46 (needs >= 0.60)
Fail: Mean reversion: ADF t-statistic of the spread: -1.47 (needs <= -2.873 (5% critical value))
Pass: Speed: half-life of the spread, sessions: 41.46 (needs <= 63)
Data: Both stocks current

The twins over two years

Prices side by side, and the gap between them

VRSK Verisk Analytics Inc. WDAY Workday Inc.Price index, 100 = 2024-11-04. Tint = which stock is ahead of the pair's usual 1-year relationship (z beyond +/-0.5).

Spread z-score: VRSK relative to WDAY, against the 252 sessions before each day. Above 0: VRSK ahead; below 0: WDAY ahead. Lines at +/-2 (idea) and +/-4 (stop).

Data table (504 sessions)

Date	VRSK index	WDAY index	z	Ahead
2026-11-06	73.80	80.00	-0.53	WDAY ahead
2026-11-05	76.28	83.01	-0.55	WDAY ahead
2026-11-04	71.37	83.70	-0.95	WDAY ahead
2026-11-03	71.06	82.09	-0.87	WDAY ahead
2026-11-02	72.69	82.16	-0.75	WDAY ahead
2026-10-30	70.81	82.04	-0.87	WDAY ahead
2026-10-29	68.79	81.06	-0.96	WDAY ahead
2026-10-28	68.47	84.75	-1.23	WDAY ahead
2026-10-27	67.72	85.20	-1.32	WDAY ahead
2026-10-26	70.77	86.46	-1.17	WDAY ahead
2026-10-23	70.66	87.08	-1.21	WDAY ahead
2026-10-22	73.35	87.08	-1.01	WDAY ahead
2026-10-21	69.38	84.17	-1.13	WDAY ahead
2026-10-20	68.85	84.59	-1.20	WDAY ahead
2026-10-19	68.25	80.95	-1.01	WDAY ahead
2026-10-16	68.86	79.13	-0.84	WDAY ahead
2026-10-15	67.57	81.54	-1.11	WDAY ahead
2026-10-14	65.14	78.28	-1.09	WDAY ahead
2026-10-13	63.72	77.14	-1.14	WDAY ahead
2026-10-12	64.02	78.07	-1.18	WDAY ahead
2026-10-09	64.08	77.38	-1.13	WDAY ahead
2026-10-08	63.30	77.88	-1.24	WDAY ahead
2026-10-07	60.85	76.41	-1.35	WDAY ahead
2026-10-06	59.59	77.36	-1.54	WDAY ahead
2026-10-05	58.90	78.36	-1.69	WDAY ahead
2026-10-02	59.12	77.19	-1.60	WDAY ahead
2026-10-01	60.74	77.44	-1.48	WDAY ahead
2026-09-30	60.55	78.98	-1.61	WDAY ahead
2026-09-29	59.86	78.45	-1.65	WDAY ahead
2026-09-28	60.52	78.21	-1.58	WDAY ahead
2026-09-25	61.04	78.56	-1.56	WDAY ahead
2026-09-24	60.84	79.20	-1.64	WDAY ahead
2026-09-23	61.97	79.78	-1.58	WDAY ahead
2026-09-22	62.02	78.06	-1.46	WDAY ahead
2026-09-21	62.05	79.59	-1.58	WDAY ahead
2026-09-18	63.27	80.40	-1.53	WDAY ahead
2026-09-17	63.66	82.64	-1.67	WDAY ahead
2026-09-16	65.56	77.86	-1.16	WDAY ahead
2026-09-15	64.96	79.07	-1.32	WDAY ahead
2026-09-14	67.47	80.54	-1.21	WDAY ahead
2026-09-11	63.56	77.01	-1.31	WDAY ahead
2026-09-10	63.44	76.76	-1.31	WDAY ahead
2026-09-09	64.21	77.15	-1.28	WDAY ahead
2026-09-08	63.30	77.25	-1.38	WDAY ahead
2026-09-04	67.02	81.19	-1.34	WDAY ahead
2026-09-03	68.75	85.81	-1.53	WDAY ahead
2026-09-02	67.87	83.30	-1.44	WDAY ahead
2026-09-01	70.11	82.27	-1.18	WDAY ahead
2026-08-31	69.90	81.88	-1.18	WDAY ahead
2026-08-28	69.18	84.90	-1.47	WDAY ahead
2026-08-27	68.91	80.27	-1.16	WDAY ahead
2026-08-26	67.77	79.10	-1.18	WDAY ahead
2026-08-25	67.99	80.63	-1.29	WDAY ahead
2026-08-24	68.38	82.59	-1.41	WDAY ahead
2026-08-21	67.64	82.94	-1.52	WDAY ahead
2026-08-20	67.70	81.83	-1.44	WDAY ahead
2026-08-19	67.26	82.28	-1.53	WDAY ahead
2026-08-18	64.52	79.06	-1.55	WDAY ahead
2026-08-17	63.35	79.28	-1.70	WDAY ahead
2026-08-14	65.53	82.39	-1.74	WDAY ahead
2026-08-13	67.07	85.61	-1.86	WDAY ahead
2026-08-12	65.07	72.69	-1.02	WDAY ahead
2026-08-11	65.28	75.17	-1.22	WDAY ahead
2026-08-10	65.36	76.38	-1.32	WDAY ahead
2026-08-07	69.19	74.50	-0.80	WDAY ahead
2026-08-06	68.45	70.60	-0.53	WDAY ahead
2026-08-05	68.09	70.76	-0.58	WDAY ahead
2026-08-04	69.55	71.03	-0.47	near the usual relationship
2026-08-03	69.66	68.45	-0.22	near the usual relationship
2026-07-31	70.29	66.49	+0.02	near the usual relationship
2026-07-30	72.27	65.57	+0.29	near the usual relationship
2026-07-29	76.89	69.67	+0.30	near the usual relationship
2026-07-28	76.57	66.22	+0.60	VRSK ahead
2026-07-27	74.55	61.18	+0.94	VRSK ahead
2026-07-24	72.63	56.13	+1.34	VRSK ahead
2026-07-23	69.68	53.03	+1.45	VRSK ahead
2026-07-22	69.36	54.91	+1.20	VRSK ahead
2026-07-21	70.43	58.54	+0.88	VRSK ahead
2026-07-20	72.79	61.05	+0.83	VRSK ahead
2026-07-17	72.39	60.04	+0.90	VRSK ahead
2026-07-16	72.68	60.31	+0.90	VRSK ahead
2026-07-15	69.24	58.81	+0.75	VRSK ahead
2026-07-14	68.73	57.98	+0.79	VRSK ahead
2026-07-13	69.88	60.08	+0.67	VRSK ahead
2026-07-10	66.87	57.62	+0.66	VRSK ahead
2026-07-09	67.46	57.37	+0.74	VRSK ahead
2026-07-08	68.42	57.18	+0.86	VRSK ahead
2026-07-07	69.35	59.57	+0.68	VRSK ahead
2026-07-06	67.74	57.22	+0.80	VRSK ahead
2026-07-02	67.94	56.15	+0.94	VRSK ahead
2026-07-01	66.27	54.02	+1.04	VRSK ahead
2026-06-30	64.76	50.77	+1.30	VRSK ahead
2026-06-29	64.65	51.25	+1.23	VRSK ahead
2026-06-26	65.72	51.51	+1.31	VRSK ahead
2026-06-25	63.86	47.18	+1.72	VRSK ahead
2026-06-24	64.95	48.97	+1.59	VRSK ahead
2026-06-23	63.04	47.74	+1.58	VRSK ahead
2026-06-22	60.96	46.88	+1.48	VRSK ahead
2026-06-18	62.69	48.49	+1.45	VRSK ahead
2026-06-17	63.25	50.52	+1.24	VRSK ahead
2026-06-16	64.79	52.57	+1.14	VRSK ahead
2026-06-15	65.10	53.74	+1.03	VRSK ahead
2026-06-12	66.30	54.24	+1.10	VRSK ahead
2026-06-11	65.65	54.13	+1.05	VRSK ahead
2026-06-10	66.06	57.01	+0.74	VRSK ahead
2026-06-09	65.85	58.15	+0.58	VRSK ahead
2026-06-08	64.56	59.62	+0.28	near the usual relationship
2026-06-05	65.55	59.83	+0.36	near the usual relationship
2026-06-04	64.93	61.34	+0.12	near the usual relationship
2026-06-03	64.33	60.92	+0.10	near the usual relationship
2026-06-02	64.61	61.74	+0.04	near the usual relationship
2026-06-01	66.36	65.20	-0.16	near the usual relationship
2026-05-29	63.12	60.62	+0.00	near the usual relationship
2026-05-28	62.34	53.91	+0.71	VRSK ahead
2026-05-27	61.86	51.63	+0.96	VRSK ahead
2026-05-26	61.90	51.43	+1.00	VRSK ahead
2026-05-22	61.72	53.14	+0.76	VRSK ahead
2026-05-21	61.90	50.53	+1.13	VRSK ahead
2026-05-20	61.56	52.50	+0.83	VRSK ahead
2026-05-19	61.58	53.64	+0.69	VRSK ahead
2026-05-18	61.87	53.45	+0.76	VRSK ahead
2026-05-15	58.64	51.84	+0.60	VRSK ahead
2026-05-14	56.58	49.25	+0.71	VRSK ahead
2026-05-13	58.25	48.31	+1.05	VRSK ahead
2026-05-12	60.00	49.19	+1.14	VRSK ahead
2026-05-11	60.81	50.35	+1.08	VRSK ahead
2026-05-08	62.00	53.01	+0.86	VRSK ahead
2026-05-07	63.01	54.28	+0.81	VRSK ahead
2026-05-06	61.66	50.85	+1.12	VRSK ahead
2026-05-05	65.09	53.44	+1.16	VRSK ahead
2026-05-04	64.45	53.04	+1.15	VRSK ahead
2026-05-01	65.33	52.65	+1.31	VRSK ahead
2026-04-30	66.55	50.76	+1.71	VRSK ahead
2026-04-29	67.88	50.77	+1.87	VRSK ahead
2026-04-28	63.73	50.25	+1.51	VRSK ahead
2026-04-27	63.09	48.86	+1.65	VRSK ahead
2026-04-24	64.06	49.66	+1.66	VRSK ahead
2026-04-23	63.90	47.55	+1.97	VRSK ahead
2026-04-22	64.53	52.50	+1.32	VRSK ahead
2026-04-21	65.68	53.56	+1.31	VRSK ahead
2026-04-20	64.84	53.06	+1.29	VRSK ahead
2026-04-17	64.23	51.35	+1.47	VRSK ahead
2026-04-16	64.32	51.78	+1.43	VRSK ahead
2026-04-15	63.79	51.47	+1.42	VRSK ahead
2026-04-14	61.55	48.88	+1.55	VRSK ahead
2026-04-13	60.55	49.73	+1.30	VRSK ahead
2026-04-10	59.26	46.65	+1.63	VRSK ahead
2026-04-09	61.11	46.89	+1.84	VRSK ahead
2026-04-08	63.28	49.42	+1.71	VRSK ahead
2026-04-07	65.29	52.88	+1.44	VRSK ahead
2026-04-06	66.63	53.79	+1.48	VRSK ahead
2026-04-02	66.76	54.85	+1.35	VRSK ahead
2026-04-01	66.19	53.52	+1.48	VRSK ahead
2026-03-31	68.45	53.88	+1.70	VRSK ahead
2026-03-30	67.59	53.40	+1.69	VRSK ahead
2026-03-27	65.92	51.50	+1.79	VRSK ahead
2026-03-26	67.00	53.07	+1.70	VRSK ahead
2026-03-25	66.75	52.70	+1.75	VRSK ahead
2026-03-24	70.24	53.62	+2.04	VRSK ahead
2026-03-23	72.09	56.84	+1.80	VRSK ahead
2026-03-20	72.78	56.38	+1.96	VRSK ahead
2026-03-19	72.75	55.31	+2.14	VRSK ahead
2026-03-18	73.73	54.86	+2.35	VRSK ahead
2026-03-17	73.51	56.05	+2.18	VRSK ahead
2026-03-16	73.85	55.42	+2.34	VRSK ahead
2026-03-13	72.58	55.19	+2.26	VRSK ahead
2026-03-12	71.44	55.63	+2.08	VRSK ahead
2026-03-11	73.27	57.16	+2.09	VRSK ahead
2026-03-10	73.10	59.09	+1.80	VRSK ahead
2026-03-09	75.85	61.43	+1.80	VRSK ahead
2026-03-06	77.50	62.64	+1.84	VRSK ahead
2026-03-05	76.19	61.04	+1.94	VRSK ahead
2026-03-04	77.76	59.32	+2.41	VRSK ahead
2026-03-03	77.47	59.55	+2.38	VRSK ahead
2026-03-02	77.48	55.57	+3.07	VRSK ahead
2026-02-27	74.88	55.47	+2.83	VRSK ahead
2026-02-26	73.10	57.69	+2.27	VRSK ahead
2026-02-25	70.64	55.22	+2.39	VRSK ahead
2026-02-24	68.96	54.01	+2.41	VRSK ahead
2026-02-23	65.51	53.58	+2.02	VRSK ahead
2026-02-20	65.83	57.15	+1.45	VRSK ahead
2026-02-19	66.33	58.07	+1.38	VRSK ahead
2026-02-18	66.40	59.15	+1.22	VRSK ahead
2026-02-17	63.96	59.35	+0.82	VRSK ahead
2026-02-13	65.37	59.89	+0.95	VRSK ahead
2026-02-12	64.57	59.73	+0.86	VRSK ahead
2026-02-11	62.68	59.94	+0.54	VRSK ahead
2026-02-10	61.13	63.54	-0.28	near the usual relationship
2026-02-09	64.28	64.10	+0.13	near the usual relationship
2026-02-06	64.61	67.56	-0.34	near the usual relationship
2026-02-05	66.62	65.84	+0.22	near the usual relationship
2026-02-04	68.36	70.56	-0.21	near the usual relationship
2026-02-03	69.44	66.84	+0.48	near the usual relationship
2026-02-02	77.25	71.90	+0.82	VRSK ahead
2026-01-30	78.44	72.83	+0.85	VRSK ahead
2026-01-29	78.13	72.43	+0.87	VRSK ahead
2026-01-28	79.01	78.43	+0.20	near the usual relationship
2026-01-27	78.02	78.20	+0.11	near the usual relationship
2026-01-26	79.27	79.14	+0.15	near the usual relationship
2026-01-23	78.65	78.49	+0.16	near the usual relationship
2026-01-22	78.82	78.04	+0.23	near the usual relationship
2026-01-21	78.13	76.06	+0.40	near the usual relationship
2026-01-20	78.81	75.89	+0.52	VRSK ahead
2026-01-16	79.51	77.49	+0.40	near the usual relationship
2026-01-15	80.10	79.92	+0.17	near the usual relationship
2026-01-14	80.86	80.45	+0.20	near the usual relationship
2026-01-13	80.11	82.75	-0.17	near the usual relationship
2026-01-12	81.10	86.22	-0.46	near the usual relationship
2026-01-09	81.12	85.92	-0.42	near the usual relationship
2026-01-08	80.39	87.00	-0.63	WDAY ahead
2026-01-07	79.22	87.56	-0.84	WDAY ahead
2026-01-06	79.80	87.21	-0.73	WDAY ahead
2026-01-05	79.61	86.63	-0.69	WDAY ahead
2026-01-02	79.73	85.34	-0.53	WDAY ahead
2025-12-31	80.69	89.07	-0.83	WDAY ahead
2025-12-30	80.93	89.96	-0.90	WDAY ahead
2025-12-29	81.07	90.81	-0.98	WDAY ahead
2025-12-26	79.48	91.52	-1.26	WDAY ahead
2025-12-24	78.94	89.93	-1.15	WDAY ahead
2025-12-23	78.80	89.34	-1.10	WDAY ahead
2025-12-22	79.52	90.40	-1.13	WDAY ahead
2025-12-19	78.65	90.67	-1.27	WDAY ahead
2025-12-18	78.84	90.44	-1.22	WDAY ahead
2025-12-17	79.06	89.57	-1.10	WDAY ahead
2025-12-16	78.51	89.62	-1.18	WDAY ahead
2025-12-15	78.72	89.12	-1.10	WDAY ahead
2025-12-12	78.33	93.10	-1.59	WDAY ahead
2025-12-11	78.02	92.91	-1.62	WDAY ahead
2025-12-10	77.37	92.37	-1.66	WDAY ahead
2025-12-09	77.93	92.17	-1.58	WDAY ahead
2025-12-08	78.98	91.65	-1.39	WDAY ahead
2025-12-05	79.81	91.22	-1.25	WDAY ahead
2025-12-04	80.11	89.83	-1.06	WDAY ahead
2025-12-03	80.98	89.09	-0.87	WDAY ahead
2025-12-02	81.11	88.36	-0.77	WDAY ahead
2025-12-01	80.81	88.48	-0.83	WDAY ahead
2025-11-28	81.19	89.42	-0.89	WDAY ahead
2025-11-26	80.76	89.30	-0.93	WDAY ahead
2025-11-25	80.45	96.91	-1.83	WDAY ahead
2025-11-24	79.30	93.99	-1.68	WDAY ahead
2025-11-21	80.50	93.36	-1.46	WDAY ahead
2025-11-20	80.04	89.91	-1.13	WDAY ahead
2025-11-19	81.12	92.83	-1.33	WDAY ahead
2025-11-18	80.43	93.57	-1.51	WDAY ahead
2025-11-17	79.03	93.29	-1.67	WDAY ahead
2025-11-14	77.86	95.72	-2.13	WDAY ahead
2025-11-13	78.52	92.68	-1.70	WDAY ahead
2025-11-12	76.80	93.69	-2.08	WDAY ahead
2025-11-11	77.65	94.13	-2.03	WDAY ahead
2025-11-10	76.81	94.54	-2.23	WDAY ahead
2025-11-07	77.43	93.38	-2.03	WDAY ahead
2025-11-06	76.79	93.10	-2.12	WDAY ahead
2025-11-05	77.21	96.25	-2.46	WDAY ahead
2025-11-04	79.36	96.82	-2.25	WDAY ahead
2025-11-03	77.70	98.57	-2.75	WDAY ahead
2025-10-31	78.91	99.49	-2.73	WDAY ahead
2025-10-30	78.49	96.57	-2.48	WDAY ahead
2025-10-29	75.03	95.94	-3.00	WDAY ahead
2025-10-28	83.73	98.25	-1.98	WDAY ahead
2025-10-27	84.29	99.08	-2.02	WDAY ahead
2025-10-24	84.75	100.67	-2.17	WDAY ahead
2025-10-23	84.69	100.89	-2.23	WDAY ahead
2025-10-22	85.66	100.70	-2.09	WDAY ahead
2025-10-21	85.50	101.88	-2.29	WDAY ahead
2025-10-20	84.87	100.02	-2.18	WDAY ahead
2025-10-17	83.81	97.14	-1.98	WDAY ahead
2025-10-16	82.63	94.39	-1.81	WDAY ahead
2025-10-15	88.01	97.35	-1.40	WDAY ahead
2025-10-14	87.79	98.36	-1.58	WDAY ahead
2025-10-13	87.32	98.12	-1.63	WDAY ahead
2025-10-10	87.68	96.70	-1.39	WDAY ahead
2025-10-09	87.03	98.79	-1.79	WDAY ahead
2025-10-08	87.83	98.80	-1.68	WDAY ahead
2025-10-07	88.77	96.69	-1.26	WDAY ahead
2025-10-06	88.40	98.85	-1.62	WDAY ahead
2025-10-03	89.83	98.07	-1.31	WDAY ahead
2025-10-02	89.25	96.25	-1.14	WDAY ahead
2025-10-01	90.02	96.30	-1.04	WDAY ahead
2025-09-30	90.73	99.83	-1.42	WDAY ahead
2025-09-29	89.74	102.72	-1.97	WDAY ahead
2025-09-26	89.12	102.29	-2.02	WDAY ahead
2025-09-25	88.04	100.67	-1.99	WDAY ahead
2025-09-24	87.64	100.15	-1.99	WDAY ahead
2025-09-23	87.40	99.66	-1.98	WDAY ahead
2025-09-22	88.08	100.63	-2.02	WDAY ahead
2025-09-19	87.83	96.88	-1.53	WDAY ahead
2025-09-18	88.50	96.83	-1.42	WDAY ahead
2025-09-17	90.07	97.40	-1.26	WDAY ahead
2025-09-16	90.84	90.82	-0.15	near the usual relationship
2025-09-15	92.01	92.37	-0.21	near the usual relationship
2025-09-12	94.58	92.64	+0.14	near the usual relationship
2025-09-11	96.04	94.00	+0.16	near the usual relationship
2025-09-10	94.79	93.92	-0.01	near the usual relationship
2025-09-09	96.91	95.68	+0.05	near the usual relationship
2025-09-08	98.49	96.13	+0.21	near the usual relationship
2025-09-05	97.51	95.83	+0.12	near the usual relationship
2025-09-04	97.41	95.85	+0.11	near the usual relationship
2025-09-03	96.83	96.80	-0.10	near the usual relationship
2025-09-02	95.59	94.92	+0.00	near the usual relationship
2025-08-29	96.72	95.72	+0.05	near the usual relationship
2025-08-28	96.02	94.76	+0.09	near the usual relationship
2025-08-27	96.57	95.26	+0.10	near the usual relationship
2025-08-26	96.79	92.43	+0.54	VRSK ahead
2025-08-25	96.34	92.64	+0.45	near the usual relationship
2025-08-22	97.78	91.76	+0.78	VRSK ahead
2025-08-21	98.08	94.38	+0.45	near the usual relationship
2025-08-20	97.70	94.34	+0.40	near the usual relationship
2025-08-19	97.76	95.29	+0.28	near the usual relationship
2025-08-18	95.84	96.15	-0.11	near the usual relationship
2025-08-15	96.62	93.76	+0.33	near the usual relationship
2025-08-14	96.57	92.03	+0.57	VRSK ahead
2025-08-13	95.30	92.51	+0.32	near the usual relationship
2025-08-12	93.79	88.99	+0.62	VRSK ahead
2025-08-11	96.46	88.62	+1.05	VRSK ahead
2025-08-08	95.61	92.09	+0.42	near the usual relationship
2025-08-07	95.42	91.64	+0.46	near the usual relationship
2025-08-06	95.58	95.00	+0.00	near the usual relationship
2025-08-05	95.49	93.30	+0.22	near the usual relationship
2025-08-04	96.67	93.36	+0.38	near the usual relationship
2025-08-01	98.08	92.15	+0.74	VRSK ahead
2025-07-31	100.54	95.12	+0.65	VRSK ahead
2025-07-30	99.37	98.57	+0.02	near the usual relationship
2025-07-29	106.07	99.37	+0.77	VRSK ahead
2025-07-28	106.21	98.71	+0.88	VRSK ahead
2025-07-25	107.48	100.25	+0.83	VRSK ahead
2025-07-24	106.81	98.36	+1.00	VRSK ahead
2025-07-23	107.24	99.95	+0.84	VRSK ahead
2025-07-22	107.54	99.16	+0.99	VRSK ahead
2025-07-21	108.06	96.92	+1.36	VRSK ahead
2025-07-18	108.90	96.65	+1.51	VRSK ahead
2025-07-17	109.16	95.75	+1.68	VRSK ahead
2025-07-16	108.75	94.02	+1.89	VRSK ahead
2025-07-15	108.27	93.27	+1.96	VRSK ahead
2025-07-14	110.24	93.21	+2.24	VRSK ahead
2025-07-11	108.40	92.63	+2.11	VRSK ahead
2025-07-10	109.26	95.09	+1.88	VRSK ahead
2025-07-09	109.56	99.60	+1.28	VRSK ahead
2025-07-08	109.13	99.72	+1.21	VRSK ahead
2025-07-07	111.16	100.03	+1.43	VRSK ahead
2025-07-03	109.68	100.26	+1.22	VRSK ahead
2025-07-02	108.65	98.59	+1.33	VRSK ahead
2025-07-01	112.89	99.21	+1.79	VRSK ahead
2025-06-30	112.37	99.53	+1.69	VRSK ahead
2025-06-27	111.34	98.44	+1.72	VRSK ahead
2025-06-26	110.07	98.37	+1.57	VRSK ahead
2025-06-25	109.72	96.82	+1.77	VRSK ahead
2025-06-24	111.80	99.19	+1.70	VRSK ahead
2025-06-23	111.25	98.11	+1.78	VRSK ahead
2025-06-20	110.39	98.78	+1.58	VRSK ahead
2025-06-18	110.48	98.23	+1.67	VRSK ahead
2025-06-17	110.83	100.65	+1.37	VRSK ahead
2025-06-16	111.63	101.87	+1.30	VRSK ahead
2025-06-13	111.97	101.41	+1.41	VRSK ahead
2025-06-12	113.23	103.96	+1.22	VRSK ahead
2025-06-11	112.36	104.24	+1.07	VRSK ahead
2025-06-10	112.65	104.81	+1.03	VRSK ahead
2025-06-09	113.00	104.88	+1.07	VRSK ahead
2025-06-06	115.29	104.80	+1.37	VRSK ahead
2025-06-05	115.64	103.72	+1.58	VRSK ahead
2025-06-04	115.91	103.46	+1.66	VRSK ahead
2025-06-03	114.53	104.14	+1.40	VRSK ahead
2025-06-02	114.35	102.74	+1.58	VRSK ahead
2025-05-30	113.32	102.72	+1.47	VRSK ahead
2025-05-29	113.38	100.26	+1.85	VRSK ahead
2025-05-28	113.97	99.49	+2.05	VRSK ahead
2025-05-27	114.05	99.24	+2.11	VRSK ahead
2025-05-23	113.18	98.70	+2.09	VRSK ahead
2025-05-22	113.39	112.83	+0.15	near the usual relationship
2025-05-21	112.67	111.36	+0.26	near the usual relationship
2025-05-20	112.94	113.56	+0.02	near the usual relationship
2025-05-19	113.39	113.34	+0.11	near the usual relationship
2025-05-16	111.67	113.23	-0.08	near the usual relationship
2025-05-15	110.87	113.92	-0.26	near the usual relationship
2025-05-14	108.68	112.45	-0.35	near the usual relationship
2025-05-13	108.78	111.98	-0.27	near the usual relationship
2025-05-12	109.53	110.55	+0.01	near the usual relationship
2025-05-09	111.64	107.48	+0.66	VRSK ahead
2025-05-08	111.05	106.98	+0.66	VRSK ahead
2025-05-07	111.79	103.91	+1.14	VRSK ahead
2025-05-06	106.84	102.76	+0.69	VRSK ahead
2025-05-05	106.32	102.99	+0.60	VRSK ahead
2025-05-02	106.02	103.13	+0.55	VRSK ahead
2025-05-01	106.24	102.27	+0.69	VRSK ahead
2025-04-30	106.93	101.60	+0.85	VRSK ahead
2025-04-29	105.46	100.93	+0.77	VRSK ahead
2025-04-28	104.04	99.45	+0.78	VRSK ahead
2025-04-25	103.19	99.33	+0.70	VRSK ahead
2025-04-24	103.98	98.23	+0.92	VRSK ahead
2025-04-23	104.63	93.25	+1.59	VRSK ahead
2025-04-22	105.58	91.64	+1.90	VRSK ahead
2025-04-21	102.57	88.79	+1.93	VRSK ahead
2025-04-17	105.70	91.66	+1.91	VRSK ahead
2025-04-16	105.41	94.43	+1.55	VRSK ahead
2025-04-15	106.43	96.76	+1.39	VRSK ahead
2025-04-14	106.45	96.35	+1.43	VRSK ahead
2025-04-11	105.29	93.93	+1.58	VRSK ahead
2025-04-10	103.09	93.20	+1.44	VRSK ahead
2025-04-09	104.37	95.97	+1.27	VRSK ahead
2025-04-08	99.93	87.28	+1.80	VRSK ahead
2025-04-07	100.31	89.29	+1.61	VRSK ahead
2025-04-04	102.80	90.05	+1.78	VRSK ahead
2025-04-03	110.05	94.69	+1.96	VRSK ahead
2025-04-02	108.11	97.62	+1.49	VRSK ahead
2025-04-01	107.72	97.26	+1.49	VRSK ahead
2025-03-31	107.36	96.84	+1.51	VRSK ahead
2025-03-28	106.26	98.90	+1.20	VRSK ahead
2025-03-27	107.10	101.41	+1.04	VRSK ahead
2025-03-26	105.34	104.00	+0.64	VRSK ahead
2025-03-25	103.80	104.85	+0.43	near the usual relationship
2025-03-24	102.95	103.64	+0.47	near the usual relationship
2025-03-21	102.86	103.46	+0.49	near the usual relationship
2025-03-20	103.77	103.87	+0.54	VRSK ahead
2025-03-19	104.52	104.71	+0.54	VRSK ahead
2025-03-18	104.22	104.47	+0.54	VRSK ahead
2025-03-17	104.97	103.93	+0.65	VRSK ahead
2025-03-14	104.10	101.26	+0.82	VRSK ahead
2025-03-13	104.43	98.37	+1.11	VRSK ahead
2025-03-12	103.90	100.22	+0.91	VRSK ahead
2025-03-11	104.80	100.74	+0.95	VRSK ahead
2025-03-10	107.50	100.77	+1.17	VRSK ahead
2025-03-07	108.39	104.66	+0.92	VRSK ahead
2025-03-06	106.54	105.23	+0.73	VRSK ahead
2025-03-05	107.10	107.66	+0.58	VRSK ahead
2025-03-04	108.05	105.18	+0.86	VRSK ahead
2025-03-03	108.70	105.57	+0.89	VRSK ahead
2025-02-28	107.10	109.21	+0.48	near the usual relationship
2025-02-27	104.65	108.06	+0.38	near the usual relationship
2025-02-26	103.90	112.42	+0.00	near the usual relationship
2025-02-25	108.12	105.84	+0.83	VRSK ahead
2025-02-24	107.14	108.57	+0.56	VRSK ahead
2025-02-21	106.45	106.32	+0.68	VRSK ahead
2025-02-20	105.58	108.50	+0.46	near the usual relationship
2025-02-19	106.72	108.28	+0.56	VRSK ahead
2025-02-18	105.80	110.19	+0.36	near the usual relationship
2025-02-14	105.87	107.01	+0.60	VRSK ahead
2025-02-13	106.59	107.88	+0.60	VRSK ahead
2025-02-12	105.71	106.96	+0.61	VRSK ahead
2025-02-11	106.16	109.07	+0.50	VRSK ahead
2025-02-10	106.05	111.92	+0.30	near the usual relationship
2025-02-07	105.96	112.75	+0.24	near the usual relationship
2025-02-06	106.40	115.21	+0.12	near the usual relationship
2025-02-05	105.20	114.53	+0.08	near the usual relationship
2025-02-04	104.32	107.71	+0.48	near the usual relationship
2025-02-03	104.95	107.73	+0.53	VRSK ahead
2025-01-31	103.69	108.68	+0.39	near the usual relationship
2025-01-30	103.92	107.85	+0.46	near the usual relationship
2025-01-29	101.94	110.06	+0.18	near the usual relationship
2025-01-28	101.67	112.15	+0.03	near the usual relationship
2025-01-27	102.97	109.56	+0.30	near the usual relationship
2025-01-24	100.62	107.11	+0.30	near the usual relationship
2025-01-23	100.27	105.87	+0.37	near the usual relationship
2025-01-22	100.77	105.12	+0.46	near the usual relationship
2025-01-21	101.02	103.97	+0.56	VRSK ahead
2025-01-17	100.48	103.52	+0.56	VRSK ahead
2025-01-16	100.45	103.96	+0.53	VRSK ahead
2025-01-15	98.77	103.08	+0.48	near the usual relationship
2025-01-14	98.65	102.03	+0.55	VRSK ahead
2025-01-13	99.37	102.02	+0.61	VRSK ahead
2025-01-10	96.90	103.55	+0.33	near the usual relationship
2025-01-08	101.15	105.62	+0.50	VRSK ahead
2025-01-07	98.67	103.54	+0.47	near the usual relationship
2025-01-06	98.48	105.39	+0.34	near the usual relationship
2025-01-03	99.66	104.85	+0.46	near the usual relationship
2025-01-02	98.62	104.44	+0.42	near the usual relationship
2024-12-31	99.35	107.00	+0.31	near the usual relationship
2024-12-30	99.47	108.65	+0.22	near the usual relationship
2024-12-27	100.03	110.41	+0.15	near the usual relationship
2024-12-26	100.42	111.71	+0.10	near the usual relationship
2024-12-24	100.48	111.57	+0.12	near the usual relationship
2024-12-23	99.82	110.06	+0.17	near the usual relationship
2024-12-20	99.87	113.23	-0.01	near the usual relationship
2024-12-19	99.41	110.65	+0.12	near the usual relationship
2024-12-18	99.40	111.52	+0.07	near the usual relationship
2024-12-17	101.08	115.29	-0.04	near the usual relationship
2024-12-16	101.49	115.43	-0.01	near the usual relationship
2024-12-13	102.21	113.49	+0.15	near the usual relationship
2024-12-12	102.91	113.97	+0.17	near the usual relationship
2024-12-11	102.81	112.95	+0.23	near the usual relationship
2024-12-10	103.41	112.33	+0.31	near the usual relationship
2024-12-09	102.77	116.08	+0.06	near the usual relationship
2024-12-06	103.55	110.48	+0.44	near the usual relationship
2024-12-05	104.21	108.94	+0.58	VRSK ahead
2024-12-04	105.22	111.50	+0.49	near the usual relationship
2024-12-03	104.27	106.60	+0.74	VRSK ahead
2024-12-02	105.58	104.28	+0.97	VRSK ahead
2024-11-29	106.13	103.67	+1.05	VRSK ahead
2024-11-27	106.25	105.08	+0.98	VRSK ahead
2024-11-26	106.32	112.05	+0.56	VRSK ahead
2024-11-25	105.15	111.01	+0.55	VRSK ahead
2024-11-22	104.87	111.04	+0.53	VRSK ahead
2024-11-21	103.73	111.17	+0.45	near the usual relationship
2024-11-20	102.52	107.59	+0.59	VRSK ahead
2024-11-19	101.59	107.78	+0.52	VRSK ahead
2024-11-18	101.13	107.56	+0.51	VRSK ahead
2024-11-15	101.29	107.58	+0.52	VRSK ahead
2024-11-14	103.21	112.59	+0.34	near the usual relationship
2024-11-13	104.62	114.67	+0.31	near the usual relationship
2024-11-12	103.86	112.10	+0.41	near the usual relationship
2024-11-11	102.81	109.54	+0.50	VRSK ahead
2024-11-08	102.80	106.39	+0.70	VRSK ahead
2024-11-07	101.13	106.98	+0.55	VRSK ahead
2024-11-06	100.69	104.42	+0.68	VRSK ahead
2024-11-05	100.89	100.05	+0.99	VRSK ahead
2024-11-04	100.00	100.00	+0.93	VRSK ahead

One-day company-specific moves (4+ standard deviations, which block ideas for 10 sessions): Feb 26, 2025 (VRSK -3.9%, WDAY +6.2%); May 23, 2025 (VRSK -0.2%, WDAY -12.5%); Aug 13, 2026 (VRSK +3.1%, WDAY +17.8%).

Paired trades

The shared paper book and the replay, kept apart

Forward paper record

No paper position on this pair yet.

Historical simulation (a diagnostic, same rules)

No simulated trade through Nov 3, 2026: the pair rarely passed every test while 2 standard deviations apart.

Per $10,000 a leg. A replay on today's companies cannot prove an edge.

The companies

VRSK and WDAY at a glance

VRSK Verisk Analytics Inc.

Listing: Nasdaq · SEC CIK 1442145
Industry: EDP Services · SIC 7374 Services-Computer Processing & Data Preparation
Market value: $25.6B
Price history: 2,516 daily closes, Nov 3, 2016 to Nov 6, 2026

WDAY Workday Inc.

Listing: Nasdaq · SEC CIK 1327811
Industry: EDP Services · SIC 7374 Services-Computer Processing & Data Preparation
Market value: $47.7B
Price history: 2,532 daily closes, Oct 12, 2016 to Nov 6, 2026

Daily prices: Nasdaq.com. Filings and industry codes: SEC EDGAR. Earnings dates: Nasdaq earnings calendar.

All pairs →

Pair	Status	Ahead now	Industry
ADP / VRSK	Watchlist	ADP by 1.28 sd	SIC 7374 Services-Computer Processing & Data Preparation
INFY / WDAY	Watchlist	WDAY by 1.10 sd	EDP Services
ADP / WDAY	Watchlist	ADP by 0.44 sd	EDP Services

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Paper only: hypothetical paired positions with modelled costs. No broker, no orders, no real money. A historical simulation is a diagnostic, not proof of an edge. Not investment advice.