SIC 7374 Services-Computer Processing & Data Preparation

Automatic Data Processing Inc. vs Verisk Analytics Inc.

WatchlistADP / VRSKPrices through Nov 6, 2026

Why these are rivals: #1 and #3 by market value ($117B 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.

Mean reversion: ADF t-statistic of the spread: -0.89 (needs <= -2.873 (5% critical value))
Speed: half-life of the spread, sessions: 91.76 (needs <= 63)

Business leadership

ADP is the larger business

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

Year	ADP	VRSK	Larger
2025	$20.6B	$3.1B	ADP
2024	$19.2B	$2.9B	ADP
2023	$18.0B	$2.7B	ADP
2022	$16.5B	$2.5B	ADP
2021	$15.0B	$2.5B	ADP
2020	$14.6B	$2.3B	ADP

ADP led in every year with figures for both. Market value: ADP $116.9B, VRSK $25.6B.

Stock leadership

ADP is ahead now

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

ADP leads VRSK by 1.28 standard deviations: +17.3% over its usual price ratio. 2 lead switches in the last year.

Price change	3 mo	6 mo	12 mo
ADP	+10.8%	+42.4%	+16.9%
VRSK	+12.9%	+19.0%	-4.4%

Relationship

Not a measured twin today

Only these tests can make a pair tradable on paper.

Pass: Aligned sessions: 2516 (needs >= 254)
Pass: Co-movement: daily return correlation, 252 sessions: 0.65 (needs >= 0.60)
Fail: Mean reversion: ADF t-statistic of the spread: -0.89 (needs <= -2.873 (5% critical value))
Fail: Speed: half-life of the spread, sessions: 91.76 (needs <= 63)
Data: Both stocks current

The twins over two years

Prices side by side, and the gap between them

ADP Automatic Data Processing Inc. VRSK Verisk Analytics 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: ADP relative to VRSK, against the 252 sessions before each day. Above 0: ADP ahead; below 0: VRSK ahead. Lines at +/-2 (idea) and +/-4 (stop).

Data table (504 sessions)

Date	ADP index	VRSK index	z	Ahead
2026-11-06	104.65	73.80	+1.28	ADP ahead
2026-11-05	105.96	76.28	+1.12	ADP ahead
2026-11-04	104.72	71.37	+1.58	ADP ahead
2026-11-03	102.12	71.06	+1.42	ADP ahead
2026-11-02	103.08	72.69	+1.32	ADP ahead
2026-10-30	101.37	70.81	+1.41	ADP ahead
2026-10-29	98.70	68.79	+1.44	ADP ahead
2026-10-28	98.45	68.47	+1.47	ADP ahead
2026-10-27	101.12	67.72	+1.80	ADP ahead
2026-10-26	103.88	70.77	+1.68	ADP ahead
2026-10-23	104.93	70.66	+1.79	ADP ahead
2026-10-22	106.24	73.35	+1.60	ADP ahead
2026-10-21	101.60	69.38	+1.71	ADP ahead
2026-10-20	101.00	68.85	+1.74	ADP ahead
2026-10-19	99.02	68.25	+1.67	ADP ahead
2026-10-16	99.67	68.86	+1.66	ADP ahead
2026-10-15	98.55	67.57	+1.75	ADP ahead
2026-10-14	96.71	65.14	+1.92	ADP ahead
2026-10-13	95.18	63.72	+2.00	ADP ahead
2026-10-12	94.46	64.02	+1.91	ADP ahead
2026-10-09	93.45	64.08	+1.83	ADP ahead
2026-10-08	93.40	63.30	+1.96	ADP ahead
2026-10-07	91.08	60.85	+2.12	ADP ahead
2026-10-06	90.51	59.59	+2.28	ADP ahead
2026-10-05	89.79	58.90	+2.35	ADP ahead
2026-10-02	88.90	59.12	+2.26	ADP ahead
2026-10-01	91.06	60.74	+2.26	ADP ahead
2026-09-30	89.03	60.55	+2.10	ADP ahead
2026-09-29	90.32	59.86	+2.39	ADP ahead
2026-09-28	90.32	60.52	+2.31	ADP ahead
2026-09-25	90.96	61.04	+2.34	ADP ahead
2026-09-24	90.77	60.84	+2.38	ADP ahead
2026-09-23	90.97	61.97	+2.25	ADP ahead
2026-09-22	93.02	62.02	+2.51	ADP ahead
2026-09-21	93.13	62.05	+2.56	ADP ahead
2026-09-18	93.57	63.27	+2.45	ADP ahead
2026-09-17	93.92	63.66	+2.46	ADP ahead
2026-09-16	94.25	65.56	+2.22	ADP ahead
2026-09-15	95.40	64.96	+2.49	ADP ahead
2026-09-14	95.44	67.47	+2.12	ADP ahead
2026-09-11	92.55	63.56	+2.46	ADP ahead
2026-09-10	92.23	63.44	+2.49	ADP ahead
2026-09-09	91.50	64.21	+2.30	ADP ahead
2026-09-08	92.44	63.30	+2.61	ADP ahead
2026-09-04	95.78	67.02	+2.41	ADP ahead
2026-09-03	97.82	68.75	+2.39	ADP ahead
2026-09-02	97.00	67.87	+2.48	ADP ahead
2026-09-01	97.80	70.11	+2.24	ADP ahead
2026-08-31	98.72	69.90	+2.42	ADP ahead
2026-08-28	99.18	69.18	+2.64	ADP ahead
2026-08-27	98.21	68.91	+2.62	ADP ahead
2026-08-26	97.08	67.77	+2.73	ADP ahead
2026-08-25	97.56	67.99	+2.80	ADP ahead
2026-08-24	97.64	68.38	+2.79	ADP ahead
2026-08-21	96.88	67.64	+2.89	ADP ahead
2026-08-20	96.33	67.70	+2.86	ADP ahead
2026-08-19	95.64	67.26	+2.91	ADP ahead
2026-08-18	92.91	64.52	+3.15	ADP ahead
2026-08-17	91.79	63.35	+3.32	ADP ahead
2026-08-14	94.17	65.53	+3.28	ADP ahead
2026-08-13	95.30	67.07	+3.20	ADP ahead
2026-08-12	92.92	65.07	+3.36	ADP ahead
2026-08-11	93.52	65.28	+3.50	ADP ahead
2026-08-10	94.42	65.36	+3.74	ADP ahead
2026-08-07	93.60	69.19	+2.79	ADP ahead
2026-08-06	94.36	68.45	+3.16	ADP ahead
2026-08-05	93.18	68.09	+3.11	ADP ahead
2026-08-04	93.36	69.55	+2.86	ADP ahead
2026-08-03	93.07	69.66	+2.84	ADP ahead
2026-07-31	91.93	70.29	+2.52	ADP ahead
2026-07-30	91.03	72.27	+1.91	ADP ahead
2026-07-29	94.31	76.89	+1.48	ADP ahead
2026-07-28	91.14	76.57	+0.98	ADP ahead
2026-07-27	87.97	74.55	+0.84	ADP ahead
2026-07-24	86.28	72.63	+0.96	ADP ahead
2026-07-23	83.79	69.68	+1.16	ADP ahead
2026-07-22	83.87	69.36	+1.26	ADP ahead
2026-07-21	84.94	70.43	+1.22	ADP ahead
2026-07-20	88.06	72.79	+1.27	ADP ahead
2026-07-17	88.06	72.39	+1.36	ADP ahead
2026-07-16	88.51	72.68	+1.38	ADP ahead
2026-07-15	85.38	69.24	+1.58	ADP ahead
2026-07-14	85.02	68.73	+1.63	ADP ahead
2026-07-13	86.61	69.88	+1.67	ADP ahead
2026-07-10	83.46	66.87	+1.79	ADP ahead
2026-07-09	83.24	67.46	+1.63	ADP ahead
2026-07-08	83.27	68.42	+1.43	ADP ahead
2026-07-07	84.73	69.35	+1.49	ADP ahead
2026-07-06	82.62	67.74	+1.48	ADP ahead
2026-07-02	83.58	67.94	+1.61	ADP ahead
2026-07-01	81.33	66.27	+1.58	ADP ahead
2026-06-30	77.26	64.76	+1.17	ADP ahead
2026-06-29	77.61	64.65	+1.27	ADP ahead
2026-06-26	77.12	65.72	+0.94	ADP ahead
2026-06-25	74.63	63.86	+0.88	ADP ahead
2026-06-24	75.85	64.95	+0.88	ADP ahead
2026-06-23	76.07	63.04	+1.36	ADP ahead
2026-06-22	74.04	60.96	+1.46	ADP ahead
2026-06-18	75.35	62.69	+1.32	ADP ahead
2026-06-17	75.47	63.25	+1.22	ADP ahead
2026-06-16	76.59	64.79	+1.09	ADP ahead
2026-06-15	77.01	65.10	+1.11	ADP ahead
2026-06-12	78.04	66.30	+1.05	ADP ahead
2026-06-11	77.89	65.65	+1.16	ADP ahead
2026-06-10	79.73	66.06	+1.41	ADP ahead
2026-06-09	79.75	65.85	+1.47	ADP ahead
2026-06-08	79.03	64.56	+1.63	ADP ahead
2026-06-05	80.02	65.55	+1.61	ADP ahead
2026-06-04	79.80	64.93	+1.72	ADP ahead
2026-06-03	78.57	64.33	+1.64	ADP ahead
2026-06-02	79.76	64.61	+1.81	ADP ahead
2026-06-01	80.64	66.36	+1.60	ADP ahead
2026-05-29	76.53	63.12	+1.59	ADP ahead
2026-05-28	75.85	62.34	+1.65	ADP ahead
2026-05-27	75.09	61.86	+1.63	ADP ahead
2026-05-26	75.33	61.90	+1.68	ADP ahead
2026-05-22	77.73	61.72	+2.19	ADP ahead
2026-05-21	75.92	61.90	+1.84	ADP ahead
2026-05-20	76.14	61.56	+1.98	ADP ahead
2026-05-19	76.05	61.58	+1.98	ADP ahead
2026-05-18	76.91	61.87	+2.10	ADP ahead
2026-05-15	73.99	58.64	+2.34	ADP ahead
2026-05-14	71.89	56.58	+2.48	ADP ahead
2026-05-13	71.98	58.25	+2.10	ADP ahead
2026-05-12	73.76	60.00	+2.04	ADP ahead
2026-05-11	73.02	60.81	+1.71	ADP ahead
2026-05-08	73.48	62.00	+1.53	ADP ahead
2026-05-07	73.86	63.01	+1.37	ADP ahead
2026-05-06	71.48	61.66	+1.22	ADP ahead
2026-05-05	72.66	65.09	+0.67	ADP ahead
2026-05-04	72.90	64.45	+0.87	ADP ahead
2026-05-01	73.90	65.33	+0.88	ADP ahead
2026-04-30	73.12	66.55	+0.46	near the usual relationship
2026-04-29	74.19	67.88	+0.39	near the usual relationship
2026-04-28	68.71	63.73	+0.20	near the usual relationship
2026-04-27	68.04	63.09	+0.21	near the usual relationship
2026-04-24	67.80	64.06	-0.06	near the usual relationship
2026-04-23	68.49	63.90	+0.13	near the usual relationship
2026-04-22	69.58	64.53	+0.22	near the usual relationship
2026-04-21	69.99	65.68	+0.06	near the usual relationship
2026-04-20	69.82	64.84	+0.21	near the usual relationship
2026-04-17	69.16	64.23	+0.22	near the usual relationship
2026-04-16	69.13	64.32	+0.20	near the usual relationship
2026-04-15	67.94	63.79	+0.07	near the usual relationship
2026-04-14	67.30	61.55	+0.45	near the usual relationship
2026-04-13	67.40	60.55	+0.70	ADP ahead
2026-04-10	65.13	59.26	+0.53	ADP ahead
2026-04-09	67.63	61.11	+0.63	ADP ahead
2026-04-08	69.27	63.28	+0.49	near the usual relationship
2026-04-07	70.24	65.29	+0.25	near the usual relationship
2026-04-06	70.50	66.63	+0.03	near the usual relationship
2026-04-02	70.38	66.76	-0.02	near the usual relationship
2026-04-01	69.44	66.19	-0.08	near the usual relationship
2026-03-31	70.10	68.45	-0.41	near the usual relationship
2026-03-30	70.89	67.59	-0.08	near the usual relationship
2026-03-27	69.43	65.92	-0.02	near the usual relationship
2026-03-26	70.55	67.00	-0.02	near the usual relationship
2026-03-25	69.73	66.75	-0.13	near the usual relationship
2026-03-24	70.69	70.24	-0.63	VRSK ahead
2026-03-23	72.35	72.09	-0.67	VRSK ahead
2026-03-20	72.00	72.78	-0.86	VRSK ahead
2026-03-19	72.68	72.75	-0.73	VRSK ahead
2026-03-18	71.86	73.73	-1.06	VRSK ahead
2026-03-17	72.36	73.51	-0.93	VRSK ahead
2026-03-16	72.14	73.85	-1.03	VRSK ahead
2026-03-13	71.94	72.58	-0.83	VRSK ahead
2026-03-12	71.57	71.44	-0.68	VRSK ahead
2026-03-11	73.48	73.27	-0.66	VRSK ahead
2026-03-10	74.99	73.10	-0.36	near the usual relationship
2026-03-09	76.95	75.85	-0.50	VRSK ahead
2026-03-06	78.05	77.50	-0.60	VRSK ahead
2026-03-05	76.83	76.19	-0.58	VRSK ahead
2026-03-04	74.92	77.76	-1.20	VRSK ahead
2026-03-03	74.61	77.47	-1.21	VRSK ahead
2026-03-02	74.16	77.48	-1.30	VRSK ahead
2026-02-27	73.95	74.88	-0.88	VRSK ahead
2026-02-26	75.33	73.10	-0.30	near the usual relationship
2026-02-25	73.91	70.64	-0.09	near the usual relationship
2026-02-24	70.96	68.96	-0.32	near the usual relationship
2026-02-23	70.98	65.51	+0.38	near the usual relationship
2026-02-20	73.99	65.83	+0.88	ADP ahead
2026-02-19	74.51	66.33	+0.88	ADP ahead
2026-02-18	74.94	66.40	+0.95	ADP ahead
2026-02-17	73.51	63.96	+1.21	ADP ahead
2026-02-13	73.18	65.37	+0.86	ADP ahead
2026-02-12	72.43	64.57	+0.89	ADP ahead
2026-02-11	75.06	62.68	+1.80	ADP ahead
2026-02-10	77.81	61.13	+2.69	ADP ahead
2026-02-09	78.18	64.28	+2.08	ADP ahead
2026-02-06	79.82	64.61	+2.34	ADP ahead
2026-02-05	80.73	66.62	+2.09	ADP ahead
2026-02-04	80.96	68.36	+1.78	ADP ahead
2026-02-03	81.10	69.44	+1.60	ADP ahead
2026-02-02	85.41	77.25	+0.82	ADP ahead
2026-01-30	85.15	78.44	+0.56	ADP ahead
2026-01-29	84.86	78.13	+0.57	ADP ahead
2026-01-28	86.49	79.01	+0.69	ADP ahead
2026-01-27	87.80	78.02	+1.09	ADP ahead
2026-01-26	89.07	79.27	+1.08	ADP ahead
2026-01-23	88.96	78.65	+1.18	ADP ahead
2026-01-22	89.65	78.82	+1.27	ADP ahead
2026-01-21	88.66	78.13	+1.25	ADP ahead
2026-01-20	88.01	78.81	+1.02	ADP ahead
2026-01-16	89.85	79.51	+1.21	ADP ahead
2026-01-15	89.77	80.10	+1.09	ADP ahead
2026-01-14	89.18	80.86	+0.86	ADP ahead
2026-01-13	88.69	80.11	+0.92	ADP ahead
2026-01-12	90.66	81.10	+1.08	ADP ahead
2026-01-09	91.78	81.12	+1.26	ADP ahead
2026-01-08	91.65	80.39	+1.39	ADP ahead
2026-01-07	90.13	79.22	+1.37	ADP ahead
2026-01-06	90.08	79.80	+1.26	ADP ahead
2026-01-05	88.77	79.61	+1.09	ADP ahead
2026-01-02	87.24	79.73	+0.81	ADP ahead
2025-12-31	88.74	80.69	+0.89	ADP ahead
2025-12-30	89.54	80.93	+0.99	ADP ahead
2025-12-29	89.56	81.07	+0.97	ADP ahead
2025-12-26	89.30	79.48	+1.24	ADP ahead
2025-12-24	89.04	78.94	+1.31	ADP ahead
2025-12-23	88.67	78.80	+1.28	ADP ahead
2025-12-22	89.61	79.52	+1.31	ADP ahead
2025-12-19	88.99	78.65	+1.39	ADP ahead
2025-12-18	90.03	78.84	+1.54	ADP ahead
2025-12-17	91.59	79.06	+1.78	ADP ahead
2025-12-16	90.45	78.51	+1.71	ADP ahead
2025-12-15	91.41	78.72	+1.86	ADP ahead
2025-12-12	91.80	78.33	+2.03	ADP ahead
2025-12-11	91.32	78.02	+2.03	ADP ahead
2025-12-10	89.47	77.37	+1.86	ADP ahead
2025-12-09	89.09	77.93	+1.70	ADP ahead
2025-12-08	89.25	78.98	+1.52	ADP ahead
2025-12-05	90.26	79.81	+1.55	ADP ahead
2025-12-04	89.49	80.11	+1.36	ADP ahead
2025-12-03	89.77	80.98	+1.25	ADP ahead
2025-12-02	88.73	81.11	+1.04	ADP ahead
2025-12-01	88.26	80.81	+1.02	ADP ahead
2025-11-28	88.08	81.19	+0.92	ADP ahead
2025-11-26	87.74	80.76	+0.95	ADP ahead
2025-11-25	88.43	80.45	+1.15	ADP ahead
2025-11-24	86.28	79.30	+0.99	ADP ahead
2025-11-21	87.32	80.50	+0.94	ADP ahead
2025-11-20	85.92	80.04	+0.78	ADP ahead
2025-11-19	86.39	81.12	+0.65	ADP ahead
2025-11-18	86.14	80.43	+0.75	ADP ahead
2025-11-17	86.56	79.03	+1.12	ADP ahead
2025-11-14	87.31	77.86	+1.53	ADP ahead
2025-11-13	87.84	78.52	+1.50	ADP ahead
2025-11-12	87.82	76.80	+1.89	ADP ahead
2025-11-11	88.04	77.65	+1.76	ADP ahead
2025-11-10	87.65	76.81	+1.89	ADP ahead
2025-11-07	87.68	77.43	+1.78	ADP ahead
2025-11-06	87.06	76.79	+1.82	ADP ahead
2025-11-05	89.55	77.21	+2.24	ADP ahead
2025-11-04	89.43	79.36	+1.76	ADP ahead
2025-11-03	88.72	77.70	+2.01	ADP ahead
2025-10-31	89.80	78.91	+1.97	ADP ahead
2025-10-30	90.23	78.49	+2.18	ADP ahead
2025-10-29	90.12	75.03	+3.03	ADP ahead
2025-10-28	96.47	83.73	+2.30	ADP ahead
2025-10-27	96.78	84.29	+2.26	ADP ahead
2025-10-24	96.92	84.75	+2.22	ADP ahead
2025-10-23	97.13	84.69	+2.30	ADP ahead
2025-10-22	97.96	85.66	+2.28	ADP ahead
2025-10-21	97.97	85.50	+2.34	ADP ahead
2025-10-20	97.64	84.87	+2.46	ADP ahead
2025-10-17	97.04	83.81	+2.63	ADP ahead
2025-10-16	96.65	82.63	+2.89	ADP ahead
2025-10-15	98.05	88.01	+1.92	ADP ahead
2025-10-14	98.64	87.79	+2.12	ADP ahead
2025-10-13	98.10	87.32	+2.15	ADP ahead
2025-10-10	98.39	87.68	+2.15	ADP ahead
2025-10-09	98.63	87.03	+2.39	ADP ahead
2025-10-08	100.29	87.83	+2.60	ADP ahead
2025-10-07	101.06	88.77	+2.58	ADP ahead
2025-10-06	100.24	88.40	+2.53	ADP ahead
2025-10-03	100.50	89.83	+2.27	ADP ahead
2025-10-02	100.00	89.25	+2.34	ADP ahead
2025-10-01	100.60	90.02	+2.31	ADP ahead
2025-09-30	101.26	90.73	+2.32	ADP ahead
2025-09-29	100.97	89.74	+2.54	ADP ahead
2025-09-26	100.58	89.12	+2.66	ADP ahead
2025-09-25	99.67	88.04	+2.79	ADP ahead
2025-09-24	100.57	87.64	+3.19	ADP ahead
2025-09-23	99.78	87.40	+3.13	ADP ahead
2025-09-22	101.31	88.08	+3.41	ADP ahead
2025-09-19	100.74	87.83	+3.43	ADP ahead
2025-09-18	100.38	88.50	+3.22	ADP ahead
2025-09-17	99.62	90.07	+2.59	ADP ahead
2025-09-16	99.60	90.84	+2.40	ADP ahead
2025-09-15	100.35	92.01	+2.29	ADP ahead
2025-09-12	101.26	94.58	+1.80	ADP ahead
2025-09-11	102.82	96.04	+1.82	ADP ahead
2025-09-10	100.87	94.79	+1.67	ADP ahead
2025-09-09	102.55	96.91	+1.52	ADP ahead
2025-09-08	102.96	98.49	+1.20	ADP ahead
2025-09-05	102.11	97.51	+1.25	ADP ahead
2025-09-04	103.91	97.41	+1.78	ADP ahead
2025-09-03	103.10	96.83	+1.75	ADP ahead
2025-09-02	103.42	95.59	+2.22	ADP ahead
2025-08-29	104.90	96.72	+2.33	ADP ahead
2025-08-28	104.91	96.02	+2.58	ADP ahead
2025-08-27	104.56	96.57	+2.36	ADP ahead
2025-08-26	104.69	96.79	+2.36	ADP ahead
2025-08-25	104.82	96.34	+2.57	ADP ahead
2025-08-22	106.24	97.78	+2.56	ADP ahead
2025-08-21	105.20	98.08	+2.20	ADP ahead
2025-08-20	106.61	97.70	+2.76	ADP ahead
2025-08-19	105.47	97.76	+2.45	ADP ahead
2025-08-18	104.41	95.84	+2.79	ADP ahead
2025-08-15	104.12	96.62	+2.49	ADP ahead
2025-08-14	104.08	96.57	+2.53	ADP ahead
2025-08-13	105.21	95.30	+3.35	ADP ahead
2025-08-12	103.37	93.79	+3.38	ADP ahead
2025-08-11	104.78	96.46	+2.97	ADP ahead
2025-08-08	105.50	95.61	+3.58	ADP ahead
2025-08-07	104.70	95.42	+3.47	ADP ahead
2025-08-06	104.06	95.58	+3.27	ADP ahead
2025-08-05	103.31	95.49	+3.12	ADP ahead
2025-08-04	104.28	96.67	+3.09	ADP ahead
2025-08-01	103.65	98.08	+2.31	ADP ahead
2025-07-31	106.78	100.54	+2.43	ADP ahead
2025-07-30	107.27	99.37	+2.94	ADP ahead
2025-07-29	106.48	106.07	+0.57	ADP ahead
2025-07-28	105.88	106.21	+0.36	near the usual relationship
2025-07-25	106.48	107.48	+0.18	near the usual relationship
2025-07-24	105.65	106.81	+0.15	near the usual relationship
2025-07-23	104.96	107.24	-0.13	near the usual relationship
2025-07-22	104.53	107.54	-0.30	near the usual relationship
2025-07-21	103.81	108.06	-0.58	VRSK ahead
2025-07-18	104.12	108.90	-0.67	VRSK ahead
2025-07-17	104.23	109.16	-0.66	VRSK ahead
2025-07-16	103.59	108.75	-0.68	VRSK ahead
2025-07-15	102.87	108.27	-0.71	VRSK ahead
2025-07-14	104.66	110.24	-0.69	VRSK ahead
2025-07-11	104.41	108.40	-0.34	near the usual relationship
2025-07-10	105.51	109.26	-0.27	near the usual relationship
2025-07-09	106.40	109.56	-0.13	near the usual relationship
2025-07-08	105.88	109.13	-0.14	near the usual relationship
2025-07-07	106.40	111.16	-0.39	near the usual relationship
2025-07-03	106.67	109.68	-0.07	near the usual relationship
2025-07-02	105.24	108.65	-0.13	near the usual relationship
2025-07-01	106.99	112.89	-0.52	VRSK ahead
2025-06-30	106.40	112.37	-0.52	VRSK ahead
2025-06-27	104.69	111.34	-0.64	VRSK ahead
2025-06-26	104.53	110.07	-0.45	near the usual relationship
2025-06-25	102.87	109.72	-0.67	VRSK ahead
2025-06-24	107.43	111.80	-0.23	near the usual relationship
2025-06-23	107.03	111.25	-0.20	near the usual relationship
2025-06-20	105.66	110.39	-0.28	near the usual relationship
2025-06-18	105.83	110.48	-0.26	near the usual relationship
2025-06-17	106.13	110.83	-0.26	near the usual relationship
2025-06-16	106.23	111.63	-0.36	near the usual relationship
2025-06-13	105.85	111.97	-0.47	near the usual relationship
2025-06-12	106.86	113.23	-0.49	near the usual relationship
2025-06-11	107.76	112.36	-0.21	near the usual relationship
2025-06-10	108.51	112.65	-0.13	near the usual relationship
2025-06-09	109.90	113.00	+0.03	near the usual relationship
2025-06-06	112.75	115.29	+0.13	near the usual relationship
2025-06-05	112.55	115.64	+0.05	near the usual relationship
2025-06-04	112.54	115.91	+0.02	near the usual relationship
2025-06-03	112.65	114.53	+0.24	near the usual relationship
2025-06-02	112.40	114.35	+0.23	near the usual relationship
2025-05-30	112.31	113.32	+0.37	near the usual relationship
2025-05-29	111.82	113.38	+0.29	near the usual relationship
2025-05-28	111.83	113.97	+0.21	near the usual relationship
2025-05-27	112.37	114.05	+0.28	near the usual relationship
2025-05-23	110.77	113.18	+0.17	near the usual relationship
2025-05-22	110.97	113.39	+0.17	near the usual relationship
2025-05-21	111.31	112.67	+0.33	near the usual relationship
2025-05-20	111.36	112.94	+0.30	near the usual relationship
2025-05-19	111.42	113.39	+0.25	near the usual relationship
2025-05-16	110.18	111.67	+0.32	near the usual relationship
2025-05-15	108.97	110.87	+0.25	near the usual relationship
2025-05-14	106.74	108.68	+0.25	near the usual relationship
2025-05-13	106.32	108.78	+0.16	near the usual relationship
2025-05-12	106.73	109.53	+0.11	near the usual relationship
2025-05-09	106.16	111.64	-0.30	near the usual relationship
2025-05-08	105.94	111.05	-0.24	near the usual relationship
2025-05-07	105.29	111.79	-0.46	near the usual relationship
2025-05-06	104.65	106.84	+0.20	near the usual relationship
2025-05-05	104.86	106.32	+0.31	near the usual relationship
2025-05-02	104.73	106.02	+0.33	near the usual relationship
2025-05-01	103.05	106.24	+0.02	near the usual relationship
2025-04-30	103.71	106.93	+0.01	near the usual relationship
2025-04-29	102.04	105.46	-0.03	near the usual relationship
2025-04-28	101.28	104.04	+0.06	near the usual relationship
2025-04-25	100.66	103.19	+0.09	near the usual relationship
2025-04-24	101.62	103.98	+0.12	near the usual relationship
2025-04-23	101.27	104.63	-0.05	near the usual relationship
2025-04-22	101.05	105.58	-0.23	near the usual relationship
2025-04-21	98.27	102.57	-0.22	near the usual relationship
2025-04-17	101.18	105.70	-0.24	near the usual relationship
2025-04-16	101.48	105.41	-0.15	near the usual relationship
2025-04-15	102.83	106.43	-0.10	near the usual relationship
2025-04-14	104.04	106.45	+0.08	near the usual relationship
2025-04-11	103.34	105.29	+0.14	near the usual relationship
2025-04-10	100.81	103.09	+0.08	near the usual relationship
2025-04-09	101.67	104.37	+0.01	near the usual relationship
2025-04-08	95.48	99.93	-0.30	near the usual relationship
2025-04-07	97.02	100.31	-0.11	near the usual relationship
2025-04-04	98.71	102.80	-0.23	near the usual relationship
2025-04-03	105.36	110.05	-0.28	near the usual relationship
2025-04-02	105.99	108.11	+0.10	near the usual relationship
2025-04-01	105.75	107.72	+0.12	near the usual relationship
2025-03-31	105.41	107.36	+0.12	near the usual relationship
2025-03-28	103.78	106.26	+0.03	near the usual relationship
2025-03-27	105.37	107.10	+0.15	near the usual relationship
2025-03-26	104.33	105.34	+0.25	near the usual relationship
2025-03-25	103.28	103.80	+0.32	near the usual relationship
2025-03-24	103.12	102.95	+0.42	near the usual relationship
2025-03-21	101.88	102.86	+0.25	near the usual relationship
2025-03-20	102.64	103.77	+0.23	near the usual relationship
2025-03-19	103.08	104.52	+0.18	near the usual relationship
2025-03-18	102.09	104.22	+0.07	near the usual relationship
2025-03-17	102.32	104.97	-0.01	near the usual relationship
2025-03-14	100.66	104.10	-0.13	near the usual relationship
2025-03-13	100.24	104.43	-0.25	near the usual relationship
2025-03-12	101.49	103.90	+0.03	near the usual relationship
2025-03-11	100.89	104.80	-0.20	near the usual relationship
2025-03-10	104.53	107.50	-0.05	near the usual relationship
2025-03-07	105.72	108.39	+0.00	near the usual relationship
2025-03-06	104.35	106.54	+0.06	near the usual relationship
2025-03-05	107.10	107.10	+0.39	near the usual relationship
2025-03-04	108.13	108.05	+0.41	near the usual relationship
2025-03-03	109.93	108.70	+0.57	ADP ahead
2025-02-28	108.74	107.10	+0.64	ADP ahead
2025-02-27	107.40	104.65	+0.81	ADP ahead
2025-02-26	107.42	103.90	+0.93	ADP ahead
2025-02-25	108.11	108.12	+0.40	near the usual relationship
2025-02-24	107.71	107.14	+0.48	near the usual relationship
2025-02-21	107.21	106.45	+0.51	ADP ahead
2025-02-20	107.63	105.58	+0.71	ADP ahead
2025-02-19	108.06	106.72	+0.60	ADP ahead
2025-02-18	106.93	105.80	+0.58	ADP ahead
2025-02-14	106.31	105.87	+0.48	near the usual relationship
2025-02-13	107.02	106.59	+0.48	near the usual relationship
2025-02-12	105.79	105.71	+0.43	near the usual relationship
2025-02-11	105.49	106.16	+0.32	near the usual relationship
2025-02-10	105.89	106.05	+0.40	near the usual relationship
2025-02-07	105.56	105.96	+0.36	near the usual relationship
2025-02-06	106.59	106.40	+0.46	near the usual relationship
2025-02-05	106.31	105.20	+0.60	ADP ahead
2025-02-04	105.11	104.32	+0.55	ADP ahead
2025-02-03	106.02	104.95	+0.60	ADP ahead
2025-01-31	104.54	103.69	+0.57	ADP ahead
2025-01-30	104.62	103.92	+0.55	ADP ahead
2025-01-29	103.69	101.94	+0.72	ADP ahead
2025-01-28	102.92	101.67	+0.65	ADP ahead
2025-01-27	103.55	102.97	+0.55	ADP ahead
2025-01-24	102.50	100.62	+0.76	ADP ahead
2025-01-23	102.05	100.27	+0.75	ADP ahead
2025-01-22	102.24	100.77	+0.71	ADP ahead
2025-01-21	102.86	101.02	+0.77	ADP ahead
2025-01-17	102.18	100.48	+0.75	ADP ahead
2025-01-16	102.20	100.45	+0.77	ADP ahead
2025-01-15	101.21	98.77	+0.89	ADP ahead
2025-01-14	100.63	98.65	+0.82	ADP ahead
2025-01-13	100.12	99.37	+0.62	ADP ahead
2025-01-10	98.96	96.90	+0.85	ADP ahead
2025-01-08	100.70	101.15	+0.44	near the usual relationship
2025-01-07	99.50	98.67	+0.65	ADP ahead
2025-01-06	99.06	98.48	+0.61	ADP ahead
2025-01-03	100.63	99.66	+0.68	ADP ahead
2025-01-02	99.93	98.62	+0.74	ADP ahead
2024-12-31	100.99	99.35	+0.80	ADP ahead
2024-12-30	101.07	99.47	+0.80	ADP ahead
2024-12-27	102.18	100.03	+0.89	ADP ahead
2024-12-26	102.54	100.42	+0.89	ADP ahead
2024-12-24	102.28	100.48	+0.84	ADP ahead
2024-12-23	101.48	99.82	+0.83	ADP ahead
2024-12-20	101.44	99.87	+0.82	ADP ahead
2024-12-19	100.51	99.41	+0.75	ADP ahead
2024-12-18	99.53	99.40	+0.60	ADP ahead
2024-12-17	101.97	101.08	+0.72	ADP ahead
2024-12-16	102.40	101.49	+0.73	ADP ahead
2024-12-13	102.38	102.21	+0.62	ADP ahead
2024-12-12	103.07	102.91	+0.62	ADP ahead
2024-12-11	103.76	102.81	+0.75	ADP ahead
2024-12-10	104.27	103.41	+0.74	ADP ahead
2024-12-09	102.66	102.77	+0.59	ADP ahead
2024-12-06	105.07	103.55	+0.85	ADP ahead
2024-12-05	104.12	104.21	+0.60	ADP ahead
2024-12-04	104.70	105.22	+0.54	ADP ahead
2024-12-03	104.73	104.27	+0.70	ADP ahead
2024-12-02	105.58	105.58	+0.63	ADP ahead
2024-11-29	105.89	106.13	+0.60	ADP ahead
2024-11-27	105.89	106.25	+0.59	ADP ahead
2024-11-26	106.25	106.32	+0.64	ADP ahead
2024-11-25	105.11	105.15	+0.65	ADP ahead
2024-11-22	105.27	104.87	+0.72	ADP ahead
2024-11-21	105.07	103.73	+0.88	ADP ahead
2024-11-20	103.01	102.52	+0.75	ADP ahead
2024-11-19	102.65	101.59	+0.85	ADP ahead
2024-11-18	102.77	101.13	+0.95	ADP ahead
2024-11-15	102.68	101.29	+0.92	ADP ahead
2024-11-14	104.18	103.21	+0.85	ADP ahead
2024-11-13	106.09	104.62	+0.93	ADP ahead
2024-11-12	106.23	103.86	+1.08	ADP ahead
2024-11-11	105.84	102.81	+1.20	ADP ahead
2024-11-08	105.13	102.80	+1.10	ADP ahead
2024-11-07	105.17	101.13	+1.39	ADP ahead
2024-11-06	105.29	100.69	+1.49	ADP ahead
2024-11-05	100.46	100.89	+0.69	ADP ahead
2024-11-04	100.00	100.00	+0.76	ADP ahead

One-day company-specific moves (4+ standard deviations, which block ideas for 10 sessions): Jul 30, 2025 (ADP +0.8%, VRSK -6.3%); Oct 16, 2025 (ADP -1.4%, VRSK -6.1%); Feb 3, 2026 (ADP -5.0%, VRSK -10.1%); Feb 11, 2026 (ADP -3.5%, VRSK +2.5%); Feb 12, 2026 (ADP -3.5%, VRSK +3.0%).

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)

1 simulated trade to Nov 3, 2026: -3.43% per trade on average after costs, 0 won.

Legs	Entered	Exited	Why	Days	Before costs	Costs + borrow	After costs
Long ADP · Short VRSK	May 2, 2019	Jul 3, 2019	divergence stop	62	-$301.34	-$73.72	-$342.79 (-3.43%)

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

The companies

ADP and VRSK at a glance

ADP Automatic Data Processing Inc.

Listing: Nasdaq · SEC CIK 8670
Industry: EDP Services · SIC 7374 Services-Computer Processing & Data Preparation
Market value: $116.9B
Price history: 2,532 daily closes, Oct 12, 2016 to Nov 6, 2026

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

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

All pairs →

Pair	Status	Ahead now	Industry
ADP / INFY	Watchlist	ADP by 1.39 sd	EDP Services
WDAY / VRSK	Watchlist	WDAY by 0.53 sd	SIC 7374 Services-Computer Processing & Data Preparation
ADP / WDAY	Watchlist	ADP by 0.44 sd	EDP Services

Follow the research behind the paper book

Boostio is a research-first platform in private beta: crypto candidates, daily market stories, public paper trading and now rival stocks. Exploring these pages stays free and open.

Explore the private beta

Scout Market Pulse Narratives Digest Wave

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.