SIC 8062 Services-General Medical & Surgical Hospitals, NEC

HCA Healthcare Inc. vs Universal Health Services Inc.

WatchlistHCA / UHSPrices through Oct 22, 2026

Why these are rivals: #1 and #3 by market value ($98B vs $11B) with SEC SIC 8062 (Services-General Medical & Surgical Hospitals, NEC).

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: -1.95 (needs <= -2.873 (5% critical value))

Business leadership

HCA is the larger business

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

Year	HCA	UHS	Larger
2025	$75.6B	$17.4B	HCA
2024	$70.6B	$15.8B	HCA
2023	$65.0B	$14.3B	HCA
2022	$60.2B	$13.4B	HCA
2021	$58.8B	$12.6B	HCA
2020	$51.5B	$11.6B	HCA

HCA led in every year with figures for both. Market value: HCA $98.5B, UHS $10.7B.

Stock leadership

HCA is ahead now

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

HCA leads UHS by 0.33 standard deviations: +2.8% over its usual price ratio. 0 lead switches in the last year.

Price change	3 mo	6 mo	12 mo
HCA	+22.3%	-1.4%	+8.2%
UHS	+20.8%	+3.8%	-9.0%

Relationship

Not a measured twin today

Only these tests can make a pair tradable on paper.

Pass: Aligned sessions: 2521 (needs >= 254)
Pass: Co-movement: daily return correlation, 252 sessions: 0.66 (needs >= 0.60)
Fail: Mean reversion: ADF t-statistic of the spread: -1.95 (needs <= -2.873 (5% critical value))
Pass: Speed: half-life of the spread, sessions: 28.12 (needs <= 63)
Data: Both stocks current

The twins over two years

Prices side by side, and the gap between them

HCA HCA Healthcare Inc. UHS Universal Health Services Inc.Price index, 100 = 2024-10-18. Tint = which stock is ahead of the pair's usual 1-year relationship (z beyond +/-0.5).

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

Data table (504 sessions)

Date	HCA index	UHS index	z	Ahead
2026-10-22	112.46	79.49	+0.33	near the usual relationship
2026-10-21	110.55	77.27	+0.47	near the usual relationship
2026-10-20	112.08	78.43	+0.46	near the usual relationship
2026-10-19	109.47	77.02	+0.40	near the usual relationship
2026-10-16	110.42	78.21	+0.33	near the usual relationship
2026-10-15	112.74	79.17	+0.44	near the usual relationship
2026-10-14	113.21	78.54	+0.58	HCA ahead
2026-10-13	110.88	75.64	+0.78	HCA ahead
2026-10-12	110.36	75.56	+0.74	HCA ahead
2026-10-09	108.56	74.94	+0.66	HCA ahead
2026-10-08	107.09	74.25	+0.61	HCA ahead
2026-10-07	105.69	73.78	+0.54	HCA ahead
2026-10-06	104.01	74.82	+0.22	near the usual relationship
2026-10-05	104.66	74.39	+0.36	near the usual relationship
2026-10-02	102.68	74.25	+0.17	near the usual relationship
2026-10-01	101.89	73.97	+0.13	near the usual relationship
2026-09-30	102.70	73.63	+0.28	near the usual relationship
2026-09-29	103.87	74.25	+0.31	near the usual relationship
2026-09-28	104.11	74.99	+0.24	near the usual relationship
2026-09-25	104.83	75.57	+0.23	near the usual relationship
2026-09-24	101.91	74.78	+0.05	near the usual relationship
2026-09-23	105.04	76.64	+0.11	near the usual relationship
2026-09-22	105.43	75.76	+0.28	near the usual relationship
2026-09-21	102.51	73.83	+0.26	near the usual relationship
2026-09-18	102.93	74.66	+0.19	near the usual relationship
2026-09-17	103.25	76.37	-0.01	near the usual relationship
2026-09-16	103.58	76.57	+0.00	near the usual relationship
2026-09-15	101.99	74.72	+0.10	near the usual relationship
2026-09-14	102.39	73.20	+0.36	near the usual relationship
2026-09-11	102.74	73.87	+0.31	near the usual relationship
2026-09-10	101.36	72.98	+0.30	near the usual relationship
2026-09-09	101.51	74.27	+0.13	near the usual relationship
2026-09-08	96.75	72.63	-0.13	near the usual relationship
2026-09-04	97.46	71.68	+0.08	near the usual relationship
2026-09-03	98.47	71.50	+0.22	near the usual relationship
2026-09-02	96.76	70.77	+0.15	near the usual relationship
2026-09-01	99.53	72.15	+0.24	near the usual relationship
2026-08-31	99.74	71.97	+0.29	near the usual relationship
2026-08-28	100.55	72.53	+0.30	near the usual relationship
2026-08-27	100.91	72.92	+0.29	near the usual relationship
2026-08-26	102.80	75.50	+0.12	near the usual relationship
2026-08-25	103.18	74.26	+0.34	near the usual relationship
2026-08-24	103.30	74.53	+0.31	near the usual relationship
2026-08-21	103.28	74.90	+0.26	near the usual relationship
2026-08-20	97.77	73.04	-0.04	near the usual relationship
2026-08-19	97.96	72.81	+0.01	near the usual relationship
2026-08-18	99.08	73.14	+0.09	near the usual relationship
2026-08-17	97.46	72.05	+0.08	near the usual relationship
2026-08-14	97.39	71.84	+0.10	near the usual relationship
2026-08-13	99.09	72.34	+0.21	near the usual relationship
2026-08-12	99.77	72.87	+0.21	near the usual relationship
2026-08-11	99.01	71.29	+0.36	near the usual relationship
2026-08-10	99.64	72.99	+0.19	near the usual relationship
2026-08-07	99.48	73.33	+0.13	near the usual relationship
2026-08-06	98.40	71.71	+0.25	near the usual relationship
2026-08-05	98.58	72.53	+0.15	near the usual relationship
2026-08-04	96.44	70.93	+0.16	near the usual relationship
2026-08-03	97.85	71.42	+0.24	near the usual relationship
2026-07-31	96.88	71.17	+0.18	near the usual relationship
2026-07-30	95.25	68.99	+0.33	near the usual relationship
2026-07-29	98.23	71.05	+0.35	near the usual relationship
2026-07-28	100.64	70.23	+0.72	HCA ahead
2026-07-27	93.76	67.31	+0.43	near the usual relationship
2026-07-24	91.97	65.81	+0.47	near the usual relationship
2026-07-23	90.60	63.92	+0.62	HCA ahead
2026-07-22	89.49	63.10	+0.63	HCA ahead
2026-07-21	89.78	63.34	+0.63	HCA ahead
2026-07-20	89.14	63.65	+0.51	HCA ahead
2026-07-17	89.32	63.87	+0.50	HCA ahead
2026-07-16	92.83	64.88	+0.74	HCA ahead
2026-07-15	91.17	62.54	+0.94	HCA ahead
2026-07-14	87.50	60.94	+0.79	HCA ahead
2026-07-13	94.03	64.55	+0.94	HCA ahead
2026-07-10	97.85	65.73	+1.17	HCA ahead
2026-07-09	98.43	65.58	+1.26	HCA ahead
2026-07-08	98.81	66.10	+1.23	HCA ahead
2026-07-07	101.82	68.14	+1.24	HCA ahead
2026-07-06	100.37	66.78	+1.31	HCA ahead
2026-07-02	98.79	66.90	+1.14	HCA ahead
2026-07-01	94.63	63.62	+1.22	HCA ahead
2026-06-30	93.83	62.83	+1.27	HCA ahead
2026-06-29	94.41	62.12	+1.46	HCA ahead
2026-06-26	94.26	61.56	+1.55	HCA ahead
2026-06-25	93.12	61.04	+1.53	HCA ahead
2026-06-24	93.31	61.44	+1.50	HCA ahead
2026-06-23	93.11	61.63	+1.46	HCA ahead
2026-06-22	90.72	60.27	+1.43	HCA ahead
2026-06-18	90.28	59.65	+1.50	HCA ahead
2026-06-17	93.41	59.69	+1.87	HCA ahead
2026-06-16	95.52	62.07	+1.71	HCA ahead
2026-06-15	93.85	61.68	+1.61	HCA ahead
2026-06-12	93.18	61.87	+1.52	HCA ahead
2026-06-11	91.09	61.71	+1.32	HCA ahead
2026-06-10	89.84	61.19	+1.27	HCA ahead
2026-06-09	90.22	61.94	+1.19	HCA ahead
2026-06-08	86.95	60.37	+1.08	HCA ahead
2026-06-05	89.55	61.34	+1.24	HCA ahead
2026-06-04	87.07	60.30	+1.13	HCA ahead
2026-06-03	87.41	61.68	+0.94	HCA ahead
2026-06-02	88.40	60.23	+1.32	HCA ahead
2026-06-01	89.27	61.14	+1.27	HCA ahead
2026-05-29	91.10	61.74	+1.40	HCA ahead
2026-05-28	92.50	63.43	+1.28	HCA ahead
2026-05-27	94.37	65.19	+1.21	HCA ahead
2026-05-26	94.44	66.18	+1.07	HCA ahead
2026-05-22	94.83	66.68	+1.04	HCA ahead
2026-05-21	94.47	68.64	+0.71	HCA ahead
2026-05-20	95.46	69.43	+0.70	HCA ahead
2026-05-19	97.39	70.33	+0.78	HCA ahead
2026-05-18	101.74	71.52	+1.07	HCA ahead
2026-05-15	101.80	71.26	+1.12	HCA ahead
2026-05-14	104.13	72.11	+1.24	HCA ahead
2026-05-13	102.89	72.26	+1.10	HCA ahead
2026-05-12	103.41	71.67	+1.25	HCA ahead
2026-05-11	102.61	71.08	+1.26	HCA ahead
2026-05-08	104.73	71.81	+1.38	HCA ahead
2026-05-07	103.24	72.07	+1.21	HCA ahead
2026-05-06	103.35	71.19	+1.35	HCA ahead
2026-05-05	103.19	69.89	+1.54	HCA ahead
2026-05-04	102.80	70.17	+1.47	HCA ahead
2026-05-01	104.22	70.56	+1.57	HCA ahead
2026-04-30	104.55	71.10	+1.54	HCA ahead
2026-04-29	104.63	70.97	+1.57	HCA ahead
2026-04-28	103.94	68.68	+1.86	HCA ahead
2026-04-27	107.27	75.85	+1.17	HCA ahead
2026-04-24	104.07	73.67	+1.17	HCA ahead
2026-04-23	114.08	76.55	+1.74	HCA ahead
2026-04-22	113.43	76.36	+1.72	HCA ahead
2026-04-21	113.39	75.44	+1.86	HCA ahead
2026-04-20	115.06	75.94	+1.97	HCA ahead
2026-04-17	117.44	77.07	+2.05	HCA ahead
2026-04-16	116.23	75.52	+2.18	HCA ahead
2026-04-15	117.58	76.12	+2.24	HCA ahead
2026-04-14	120.00	76.88	+2.38	HCA ahead
2026-04-13	119.70	77.41	+2.31	HCA ahead
2026-04-10	119.24	76.38	+2.44	HCA ahead
2026-04-09	122.06	79.38	+2.31	HCA ahead
2026-04-08	121.56	78.91	+2.36	HCA ahead
2026-04-07	117.82	76.31	+2.41	HCA ahead
2026-04-06	116.46	76.62	+2.27	HCA ahead
2026-04-02	113.55	74.66	+2.30	HCA ahead
2026-04-01	114.25	75.18	+2.31	HCA ahead
2026-03-31	113.89	75.62	+2.24	HCA ahead
2026-03-30	112.58	76.94	+1.93	HCA ahead
2026-03-27	113.55	77.76	+1.93	HCA ahead
2026-03-26	115.59	78.21	+2.08	HCA ahead
2026-03-25	116.48	78.89	+2.09	HCA ahead
2026-03-24	116.89	78.56	+2.20	HCA ahead
2026-03-23	119.02	79.47	+2.30	HCA ahead
2026-03-20	118.85	78.51	+2.46	HCA ahead
2026-03-19	120.24	79.11	+2.54	HCA ahead
2026-03-18	120.82	80.10	+2.48	HCA ahead
2026-03-17	122.70	81.74	+2.46	HCA ahead
2026-03-16	126.39	81.75	+2.86	HCA ahead
2026-03-13	128.26	81.30	+3.17	HCA ahead
2026-03-12	128.17	80.49	+3.36	HCA ahead
2026-03-11	129.30	78.69	+3.86	HCA ahead
2026-03-10	129.38	78.81	+3.97	HCA ahead
2026-03-09	131.19	80.50	+3.99	HCA ahead
2026-03-06	128.22	81.40	+3.63	HCA ahead
2026-03-05	128.62	83.22	+3.44	HCA ahead
2026-03-04	131.01	85.48	+3.39	HCA ahead
2026-03-03	130.38	86.56	+3.20	HCA ahead
2026-03-02	128.25	87.22	+2.89	HCA ahead
2026-02-27	127.47	87.08	+2.86	HCA ahead
2026-02-26	126.55	86.34	+2.92	HCA ahead
2026-02-25	130.09	97.49	+1.60	HCA ahead
2026-02-24	126.71	97.17	+1.29	HCA ahead
2026-02-23	128.98	98.28	+1.38	HCA ahead
2026-02-20	128.10	97.39	+1.42	HCA ahead
2026-02-19	127.22	97.18	+1.35	HCA ahead
2026-02-18	128.75	99.42	+1.21	HCA ahead
2026-02-17	128.70	99.35	+1.22	HCA ahead
2026-02-13	130.02	99.21	+1.38	HCA ahead
2026-02-12	128.80	98.89	+1.30	HCA ahead
2026-02-11	127.90	97.74	+1.37	HCA ahead
2026-02-10	120.82	89.91	+1.72	HCA ahead
2026-02-09	119.73	89.97	+1.60	HCA ahead
2026-02-06	120.73	92.35	+1.38	HCA ahead
2026-02-05	123.64	91.46	+1.82	HCA ahead
2026-02-04	118.79	87.24	+1.93	HCA ahead
2026-02-03	120.14	87.46	+2.05	HCA ahead
2026-02-02	119.57	85.29	+2.34	HCA ahead
2026-01-30	117.50	85.04	+2.17	HCA ahead
2026-01-29	116.12	84.56	+2.11	HCA ahead
2026-01-28	118.21	85.78	+2.17	HCA ahead
2026-01-27	121.73	85.62	+2.60	HCA ahead
2026-01-26	113.68	87.08	+1.51	HCA ahead
2026-01-23	113.32	86.66	+1.54	HCA ahead
2026-01-22	112.23	86.92	+1.38	HCA ahead
2026-01-21	112.01	86.06	+1.49	HCA ahead
2026-01-20	111.75	84.45	+1.70	HCA ahead
2026-01-16	112.93	84.46	+1.84	HCA ahead
2026-01-15	116.43	86.28	+1.96	HCA ahead
2026-01-14	115.23	84.18	+2.15	HCA ahead
2026-01-13	115.35	85.27	+2.02	HCA ahead
2026-01-12	114.15	87.02	+1.64	HCA ahead
2026-01-09	113.60	87.48	+1.53	HCA ahead
2026-01-08	115.28	89.21	+1.47	HCA ahead
2026-01-07	113.26	88.05	+1.42	HCA ahead
2026-01-06	116.38	93.69	+1.01	HCA ahead
2026-01-05	114.99	94.17	+0.81	HCA ahead
2026-01-02	113.20	92.91	+0.79	HCA ahead
2025-12-31	112.35	92.12	+0.81	HCA ahead
2025-12-30	113.89	95.09	+0.60	HCA ahead
2025-12-29	114.07	95.54	+0.57	HCA ahead
2025-12-26	114.82	96.18	+0.58	HCA ahead
2025-12-24	114.08	95.95	+0.54	HCA ahead
2025-12-23	114.08	96.03	+0.54	HCA ahead
2025-12-22	113.59	95.76	+0.53	HCA ahead
2025-12-19	113.82	96.11	+0.51	HCA ahead
2025-12-18	112.28	94.96	+0.50	HCA ahead
2025-12-17	113.55	95.03	+0.62	HCA ahead
2025-12-16	113.06	94.07	+0.69	HCA ahead
2025-12-15	114.79	94.59	+0.80	HCA ahead
2025-12-12	116.66	94.06	+1.05	HCA ahead
2025-12-11	116.08	94.89	+0.90	HCA ahead
2025-12-10	112.80	94.16	+0.69	HCA ahead
2025-12-09	117.56	95.22	+1.01	HCA ahead
2025-12-08	116.75	95.55	+0.91	HCA ahead
2025-12-05	117.12	97.64	+0.72	HCA ahead
2025-12-04	117.36	97.43	+0.77	HCA ahead
2025-12-03	117.14	97.25	+0.78	HCA ahead
2025-12-02	120.40	100.85	+0.69	HCA ahead
2025-12-01	121.05	101.17	+0.72	HCA ahead
2025-11-28	122.32	102.94	+0.65	HCA ahead
2025-11-26	123.88	103.17	+0.76	HCA ahead
2025-11-25	124.14	102.99	+0.81	HCA ahead
2025-11-24	120.58	100.12	+0.81	HCA ahead
2025-11-21	118.16	97.99	+0.83	HCA ahead
2025-11-20	114.62	95.23	+0.82	HCA ahead
2025-11-19	115.77	96.31	+0.81	HCA ahead
2025-11-18	115.06	96.69	+0.72	HCA ahead
2025-11-17	114.81	95.70	+0.80	HCA ahead
2025-11-14	113.74	95.09	+0.78	HCA ahead
2025-11-13	113.90	96.15	+0.69	HCA ahead
2025-11-12	113.97	96.51	+0.67	HCA ahead
2025-11-11	111.26	94.82	+0.61	HCA ahead
2025-11-10	110.53	94.07	+0.63	HCA ahead
2025-11-07	114.70	96.86	+0.71	HCA ahead
2025-11-06	113.43	95.66	+0.73	HCA ahead
2025-11-05	113.88	96.32	+0.71	HCA ahead
2025-11-04	113.51	94.73	+0.85	HCA ahead
2025-11-03	111.07	93.25	+0.79	HCA ahead
2025-10-31	110.62	91.69	+0.93	HCA ahead
2025-10-30	112.34	92.40	+1.01	HCA ahead
2025-10-29	112.72	95.20	+0.76	HCA ahead
2025-10-28	112.25	92.67	+0.99	HCA ahead
2025-10-27	112.59	90.43	+1.26	HCA ahead
2025-10-24	107.58	89.02	+0.98	HCA ahead
2025-10-23	105.92	88.15	+0.93	HCA ahead
2025-10-22	106.17	88.90	+0.88	HCA ahead
2025-10-21	103.96	87.38	+0.85	HCA ahead
2025-10-20	104.24	87.56	+0.86	HCA ahead
2025-10-17	102.56	86.43	+0.84	HCA ahead
2025-10-16	100.98	86.30	+0.71	HCA ahead
2025-10-15	101.13	86.62	+0.69	HCA ahead
2025-10-14	100.69	86.12	+0.71	HCA ahead
2025-10-13	98.83	83.56	+0.83	HCA ahead
2025-10-10	99.90	82.86	+1.02	HCA ahead
2025-10-09	100.80	85.18	+0.85	HCA ahead
2025-10-08	102.58	86.70	+0.85	HCA ahead
2025-10-07	105.30	88.60	+0.90	HCA ahead
2025-10-06	104.33	87.40	+0.95	HCA ahead
2025-10-03	103.37	87.56	+0.85	HCA ahead
2025-10-02	102.68	86.85	+0.87	HCA ahead
2025-10-01	102.53	85.99	+0.96	HCA ahead
2025-09-30	102.57	86.38	+0.93	HCA ahead
2025-09-29	101.29	84.96	+0.97	HCA ahead
2025-09-26	100.85	84.87	+0.95	HCA ahead
2025-09-25	99.84	83.50	+1.02	HCA ahead
2025-09-24	100.26	84.38	+0.96	HCA ahead
2025-09-23	98.53	82.27	+1.05	HCA ahead
2025-09-22	98.00	82.04	+1.03	HCA ahead
2025-09-19	96.81	79.71	+1.21	HCA ahead
2025-09-18	96.52	79.48	+1.21	HCA ahead
2025-09-17	96.11	79.18	+1.22	HCA ahead
2025-09-16	96.20	78.70	+1.30	HCA ahead
2025-09-15	97.02	80.10	+1.22	HCA ahead
2025-09-12	97.49	81.01	+1.16	HCA ahead
2025-09-11	96.95	80.61	+1.17	HCA ahead
2025-09-10	94.90	78.62	+1.21	HCA ahead
2025-09-09	99.49	78.77	+1.68	HCA ahead
2025-09-08	100.62	78.49	+1.84	HCA ahead
2025-09-05	101.26	80.33	+1.69	HCA ahead
2025-09-04	99.05	78.46	+1.72	HCA ahead
2025-09-03	98.09	76.72	+1.87	HCA ahead
2025-09-02	97.74	76.69	+1.86	HCA ahead
2025-08-29	97.21	76.72	+1.82	HCA ahead
2025-08-28	98.01	76.57	+1.94	HCA ahead
2025-08-27	97.48	77.07	+1.84	HCA ahead
2025-08-26	96.73	76.67	+1.83	HCA ahead
2025-08-25	96.93	77.69	+1.74	HCA ahead
2025-08-22	97.46	78.41	+1.71	HCA ahead
2025-08-21	97.29	77.72	+1.80	HCA ahead
2025-08-20	98.71	78.04	+1.93	HCA ahead
2025-08-19	96.91	77.14	+1.88	HCA ahead
2025-08-18	94.72	75.05	+1.96	HCA ahead
2025-08-15	95.25	75.41	+1.99	HCA ahead
2025-08-14	94.73	75.52	+1.93	HCA ahead
2025-08-13	93.96	75.43	+1.88	HCA ahead
2025-08-12	93.93	74.03	+2.10	HCA ahead
2025-08-11	92.15	72.53	+2.14	HCA ahead
2025-08-08	91.83	72.80	+2.09	HCA ahead
2025-08-07	89.84	71.42	+2.09	HCA ahead
2025-08-06	88.11	69.08	+2.27	HCA ahead
2025-08-05	87.55	69.59	+2.15	HCA ahead
2025-08-04	87.40	69.58	+2.16	HCA ahead
2025-08-01	85.91	68.86	+2.11	HCA ahead
2025-07-31	85.19	70.33	+1.79	HCA ahead
2025-07-30	85.45	69.90	+1.92	HCA ahead
2025-07-29	82.90	68.80	+1.78	HCA ahead
2025-07-28	81.95	65.47	+2.24	HCA ahead
2025-07-25	80.45	65.75	+2.00	HCA ahead
2025-07-24	82.18	65.69	+2.29	HCA ahead
2025-07-23	85.01	69.64	+2.03	HCA ahead
2025-07-22	84.46	68.74	+2.14	HCA ahead
2025-07-21	87.73	71.30	+2.18	HCA ahead
2025-07-18	86.90	71.38	+2.08	HCA ahead
2025-07-17	87.26	72.18	+2.02	HCA ahead
2025-07-16	87.26	71.95	+2.08	HCA ahead
2025-07-15	89.47	74.76	+1.94	HCA ahead
2025-07-14	91.56	77.51	+1.80	HCA ahead
2025-07-11	90.50	77.12	+1.73	HCA ahead
2025-07-10	91.04	77.77	+1.72	HCA ahead
2025-07-09	91.07	77.14	+1.85	HCA ahead
2025-07-08	90.87	77.01	+1.86	HCA ahead
2025-07-07	91.20	76.70	+1.99	HCA ahead
2025-07-03	90.62	77.97	+1.71	HCA ahead
2025-07-02	90.98	77.94	+1.78	HCA ahead
2025-07-01	93.74	79.83	+1.88	HCA ahead
2025-06-30	92.19	76.54	+2.25	HCA ahead
2025-06-27	91.28	75.24	+2.38	HCA ahead
2025-06-26	90.88	74.97	+2.41	HCA ahead
2025-06-25	90.05	74.23	+2.45	HCA ahead
2025-06-24	91.21	74.03	+2.72	HCA ahead
2025-06-23	91.14	73.32	+2.90	HCA ahead
2025-06-20	90.85	72.55	+3.07	HCA ahead
2025-06-18	90.69	72.35	+3.16	HCA ahead
2025-06-17	89.63	72.57	+3.00	HCA ahead
2025-06-16	88.70	71.98	+3.03	HCA ahead
2025-06-13	89.32	72.28	+3.15	HCA ahead
2025-06-12	89.44	73.38	+2.99	HCA ahead
2025-06-11	88.46	72.80	+3.01	HCA ahead
2025-06-10	87.82	72.96	+2.91	HCA ahead
2025-06-09	89.77	75.11	+2.85	HCA ahead
2025-06-06	92.49	80.02	+2.32	HCA ahead
2025-06-05	91.81	79.90	+2.26	HCA ahead
2025-06-04	91.85	79.71	+2.34	HCA ahead
2025-06-03	92.18	79.78	+2.42	HCA ahead
2025-06-02	91.97	79.17	+2.55	HCA ahead
2025-05-30	91.78	80.43	+2.27	HCA ahead
2025-05-29	91.12	80.72	+2.10	HCA ahead
2025-05-28	91.07	80.45	+2.18	HCA ahead
2025-05-27	91.16	81.30	+2.03	HCA ahead
2025-05-23	90.63	78.68	+2.56	HCA ahead
2025-05-22	90.64	78.87	+2.56	HCA ahead
2025-05-21	91.88	80.34	+2.50	HCA ahead
2025-05-20	92.90	82.70	+2.19	HCA ahead
2025-05-19	93.11	83.16	+2.15	HCA ahead
2025-05-16	93.26	83.64	+2.10	HCA ahead
2025-05-15	92.77	82.77	+2.23	HCA ahead
2025-05-14	88.44	79.36	+2.13	HCA ahead
2025-05-13	88.58	81.20	+1.73	HCA ahead
2025-05-12	87.42	80.94	+1.54	HCA ahead
2025-05-09	85.12	76.81	+2.06	HCA ahead
2025-05-08	85.17	77.65	+1.87	HCA ahead
2025-05-07	86.87	78.84	+1.98	HCA ahead
2025-05-06	85.84	77.81	+2.02	HCA ahead
2025-05-05	84.08	75.29	+2.30	HCA ahead
2025-05-02	83.74	75.52	+2.18	HCA ahead
2025-05-01	82.55	73.79	+2.39	HCA ahead
2025-04-30	83.04	74.82	+2.25	HCA ahead
2025-04-29	81.96	72.62	+2.62	HCA ahead
2025-04-28	79.90	73.06	+1.95	HCA ahead
2025-04-25	78.91	72.54	+1.83	HCA ahead
2025-04-24	82.16	73.52	+2.41	HCA ahead
2025-04-23	80.85	70.47	+3.00	HCA ahead
2025-04-22	78.12	68.15	+3.01	HCA ahead
2025-04-21	76.43	66.36	+3.15	HCA ahead
2025-04-17	80.62	73.86	+1.97	HCA ahead
2025-04-16	79.66	73.38	+1.84	HCA ahead
2025-04-15	80.75	74.15	+1.90	HCA ahead
2025-04-14	81.97	75.56	+1.81	HCA ahead
2025-04-11	80.23	74.12	+1.76	HCA ahead
2025-04-10	80.62	75.31	+1.51	HCA ahead
2025-04-09	81.47	77.35	+1.15	HCA ahead
2025-04-08	79.94	73.22	+1.93	HCA ahead
2025-04-07	79.33	72.54	+1.97	HCA ahead
2025-04-04	79.81	73.74	+1.75	HCA ahead
2025-04-03	84.02	79.74	+1.16	HCA ahead
2025-04-02	83.51	79.77	+1.02	HCA ahead
2025-04-01	83.20	79.36	+1.05	HCA ahead
2025-03-31	83.16	79.39	+1.03	HCA ahead
2025-03-28	82.34	78.67	+1.02	HCA ahead
2025-03-27	82.38	78.81	+0.99	HCA ahead
2025-03-26	81.17	77.94	+0.91	HCA ahead
2025-03-25	80.97	78.55	+0.69	HCA ahead
2025-03-24	80.34	76.72	+1.02	HCA ahead
2025-03-21	79.12	73.58	+1.60	HCA ahead
2025-03-20	80.26	75.51	+1.36	HCA ahead
2025-03-19	80.42	75.24	+1.48	HCA ahead
2025-03-18	79.45	74.51	+1.43	HCA ahead
2025-03-17	79.04	73.77	+1.54	HCA ahead
2025-03-14	76.86	70.85	+1.81	HCA ahead
2025-03-13	75.75	69.29	+1.99	HCA ahead
2025-03-12	75.29	70.40	+1.51	HCA ahead
2025-03-11	77.86	72.89	+1.49	HCA ahead
2025-03-10	80.90	73.75	+2.09	HCA ahead
2025-03-07	79.45	72.95	+1.95	HCA ahead
2025-03-06	77.43	74.12	+1.03	HCA ahead
2025-03-05	76.92	75.09	+0.60	HCA ahead
2025-03-04	75.10	73.22	+0.62	HCA ahead
2025-03-03	74.91	74.28	+0.24	near the usual relationship
2025-02-28	73.71	74.05	-0.06	near the usual relationship
2025-02-27	77.23	78.62	-0.35	near the usual relationship
2025-02-26	76.99	76.11	+0.28	near the usual relationship
2025-02-25	80.15	79.86	+0.10	near the usual relationship
2025-02-24	76.90	76.67	+0.08	near the usual relationship
2025-02-21	76.15	76.07	+0.03	near the usual relationship
2025-02-20	77.37	77.82	-0.12	near the usual relationship
2025-02-19	77.14	77.50	-0.10	near the usual relationship
2025-02-18	76.22	77.34	-0.32	near the usual relationship
2025-02-14	76.10	76.71	-0.18	near the usual relationship
2025-02-13	77.47	77.24	+0.04	near the usual relationship
2025-02-12	75.17	75.73	-0.18	near the usual relationship
2025-02-11	77.91	78.57	-0.21	near the usual relationship
2025-02-10	76.59	78.32	-0.50	UHS ahead
2025-02-07	77.50	79.41	-0.55	UHS ahead
2025-02-06	78.10	79.62	-0.45	near the usual relationship
2025-02-05	81.06	81.66	-0.22	near the usual relationship
2025-02-04	80.57	81.40	-0.28	near the usual relationship
2025-02-03	80.45	80.58	-0.11	near the usual relationship
2025-01-31	79.39	79.67	-0.16	near the usual relationship
2025-01-30	80.52	79.98	+0.04	near the usual relationship
2025-01-29	78.84	79.09	-0.15	near the usual relationship
2025-01-28	79.10	79.74	-0.25	near the usual relationship
2025-01-27	79.90	80.82	-0.33	near the usual relationship
2025-01-24	75.34	78.49	-0.92	UHS ahead
2025-01-23	78.30	80.24	-0.60	UHS ahead
2025-01-22	76.89	79.03	-0.66	UHS ahead
2025-01-21	76.64	79.77	-0.91	UHS ahead
2025-01-17	74.71	78.08	-1.00	UHS ahead
2025-01-16	74.47	77.77	-0.99	UHS ahead
2025-01-15	73.70	77.57	-1.16	UHS ahead
2025-01-14	73.59	77.81	-1.26	UHS ahead
2025-01-13	74.16	78.48	-1.28	UHS ahead
2025-01-10	72.87	77.29	-1.34	UHS ahead
2025-01-08	74.90	80.42	-1.60	UHS ahead
2025-01-07	74.17	78.59	-1.34	UHS ahead
2025-01-06	71.45	76.50	-1.57	UHS ahead
2025-01-03	71.40	75.59	-1.35	UHS ahead
2025-01-02	71.65	75.92	-1.38	UHS ahead
2024-12-31	72.23	75.81	-1.19	UHS ahead
2024-12-30	71.81	75.37	-1.20	UHS ahead
2024-12-27	72.80	76.25	-1.17	UHS ahead
2024-12-26	72.86	76.53	-1.23	UHS ahead
2024-12-24	73.31	76.57	-1.12	UHS ahead
2024-12-23	73.04	76.36	-1.15	UHS ahead
2024-12-20	73.07	76.10	-1.08	UHS ahead
2024-12-19	71.60	74.28	-1.00	UHS ahead
2024-12-18	71.99	75.01	-1.10	UHS ahead
2024-12-17	74.07	77.15	-1.10	UHS ahead
2024-12-16	74.51	77.81	-1.17	UHS ahead
2024-12-13	75.55	79.18	-1.25	UHS ahead
2024-12-12	75.08	78.78	-1.28	UHS ahead
2024-12-11	75.84	80.58	-1.57	UHS ahead
2024-12-10	76.24	81.00	-1.58	UHS ahead
2024-12-09	76.65	81.48	-1.61	UHS ahead
2024-12-06	76.95	82.06	-1.69	UHS ahead
2024-12-05	77.02	82.84	-1.89	UHS ahead
2024-12-04	77.99	84.13	-1.98	UHS ahead
2024-12-03	78.71	83.80	-1.72	UHS ahead
2024-12-02	78.84	84.95	-2.00	UHS ahead
2024-11-29	78.75	86.62	-2.49	UHS ahead
2024-11-27	78.32	85.98	-2.49	UHS ahead
2024-11-26	79.16	87.08	-2.58	UHS ahead
2024-11-25	78.36	84.17	-2.06	UHS ahead
2024-11-22	78.19	83.64	-1.99	UHS ahead
2024-11-21	79.95	83.50	-1.45	UHS ahead
2024-11-20	80.14	83.46	-1.40	UHS ahead
2024-11-19	80.64	83.15	-1.18	UHS ahead
2024-11-18	80.82	83.64	-1.27	UHS ahead
2024-11-15	82.53	85.22	-1.23	UHS ahead
2024-11-14	83.15	84.93	-0.98	UHS ahead
2024-11-13	84.06	85.67	-0.93	UHS ahead
2024-11-12	84.36	86.72	-1.14	UHS ahead
2024-11-11	86.15	88.12	-1.03	UHS ahead
2024-11-08	85.23	87.67	-1.17	UHS ahead
2024-11-07	85.68	88.06	-1.16	UHS ahead
2024-11-06	83.93	85.99	-1.09	UHS ahead
2024-11-05	88.24	89.65	-0.90	UHS ahead
2024-11-04	87.39	88.24	-0.75	UHS ahead
2024-11-01	85.96	86.73	-0.74	UHS ahead
2024-10-31	86.33	86.33	-0.53	UHS ahead
2024-10-30	86.86	87.67	-0.76	UHS ahead
2024-10-29	86.80	87.01	-0.59	UHS ahead
2024-10-28	85.81	86.43	-0.71	UHS ahead
2024-10-25	87.49	85.67	-0.04	near the usual relationship
2024-10-24	96.00	94.93	-0.28	near the usual relationship
2024-10-23	98.67	98.94	-0.61	UHS ahead
2024-10-22	98.23	98.26	-0.56	UHS ahead
2024-10-21	98.85	98.71	-0.53	UHS ahead
2024-10-18	100.00	100.00	-0.57	UHS ahead

One-day company-specific moves (4+ standard deviations, which block ideas for 10 sessions): Apr 21, 2025 (HCA -5.2%, UHS -10.2%); Jan 27, 2026 (HCA +7.1%, UHS -1.7%); Feb 26, 2026 (HCA -2.7%, UHS -11.4%); Apr 28, 2026 (HCA -3.1%, UHS -9.4%). Upcoming earnings: HCA Oct 27, 2026 (pre-market); UHS Oct 27, 2026 (after-hours).

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 Oct 20, 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

HCA and UHS at a glance

HCA HCA Healthcare Inc.

Listing: NYSE · SEC CIK 860730
Industry: Hospital/Nursing Management · SIC 8062 Services-General Medical & Surgical Hospitals, NEC
Market value: $98.5B
Price history: 2,521 daily closes, Oct 12, 2016 to Oct 22, 2026

UHS Universal Health Services Inc.

Listing: NYSE · SEC CIK 352915
Industry: Hospital/Nursing Management · SIC 8062 Services-General Medical & Surgical Hospitals, NEC
Market value: $10.7B
Price history: 2,521 daily closes, Oct 12, 2016 to Oct 22, 2026

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

All pairs →

Pair	Status	Ahead now	Industry
HCA / THC	Watchlist	THC by 1.19 sd	Hospital/Nursing Management
THC / UHS	Watchlist	THC by 1.17 sd	SIC 8062 Services-General Medical & Surgical Hospitals, NEC
HCA / EHC	Watchlist	EHC by 0.69 sd	Hospital/Nursing Management

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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.