Catalog/Specialty Distribution

Amazon.com Inc. vs Coupang Inc.

WatchlistAMZN / CPNGPrices through Oct 22, 2026

Why these are rivals: #1 and #2 by market value ($2831B vs $26B) in Nasdaq's "Catalog/Specialty Distribution" industry; SEC SIC 5961 / 5961 (same major group); #1 and #2 by market value ($2831B vs $26B) with SEC SIC 5961 (Retail-Catalog & Mail-Order Houses).

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: 0.32 (needs >= 0.60)
Mean reversion: ADF t-statistic of the spread: -1.66 (needs <= -2.873 (5% critical value))

Business leadership

AMZN is the larger business

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

Year	AMZN	CPNG	Larger
2025	$716.9B	$34.5B	AMZN
2024	$638.0B	$30.3B	AMZN
2023	$574.8B	$24.4B	AMZN
2022	$514.0B	$20.6B	AMZN
2021	$469.8B	$18.4B	AMZN
2020	$386.1B	$12.0B	AMZN

AMZN led in every year with figures for both. Market value: AMZN $2.83T, CPNG $25.8B.

Stock leadership

AMZN is ahead now

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

AMZN leads CPNG by 1.36 standard deviations: +42.3% over its usual price ratio. 1 lead switch in the last year.

Price change	3 mo	6 mo	12 mo
AMZN	+7.9%	-1.8%	+12.8%
CPNG	-9.7%	-32.0%	-55.5%

Relationship

Not a measured twin today

Only these tests can make a pair tradable on paper.

Pass: Aligned sessions: 1411 (needs >= 254)
Fail: Co-movement: daily return correlation, 252 sessions: 0.32 (needs >= 0.60)
Fail: Mean reversion: ADF t-statistic of the spread: -1.66 (needs <= -2.873 (5% critical value))
Pass: Speed: half-life of the spread, sessions: 57.32 (needs <= 63)
Data: Both stocks current

The twins over two years

Prices side by side, and the gap between them

AMZN Amazon.com Inc. CPNG Coupang 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: AMZN relative to CPNG, against the 252 sessions before each day. Above 0: AMZN ahead; below 0: CPNG ahead. Lines at +/-2 (idea) and +/-4 (stop).

Data table (504 sessions)

Date	AMZN index	CPNG index	z	Ahead
2026-10-22	132.48	55.67	+1.36	AMZN ahead
2026-10-21	138.83	55.19	+1.58	AMZN ahead
2026-10-20	138.97	56.98	+1.46	AMZN ahead
2026-10-19	138.87	57.06	+1.46	AMZN ahead
2026-10-16	132.28	56.78	+1.30	AMZN ahead
2026-10-15	134.80	58.85	+1.25	AMZN ahead
2026-10-14	134.44	57.30	+1.34	AMZN ahead
2026-10-13	136.82	60.17	+1.23	AMZN ahead
2026-10-12	137.32	60.80	+1.21	AMZN ahead
2026-10-09	138.86	62.95	+1.13	AMZN ahead
2026-10-08	134.43	61.32	+1.12	AMZN ahead
2026-10-07	137.53	58.93	+1.35	AMZN ahead
2026-10-06	135.61	57.38	+1.40	AMZN ahead
2026-10-05	133.02	56.51	+1.40	AMZN ahead
2026-10-02	133.09	54.83	+1.51	AMZN ahead
2026-10-01	131.35	54.91	+1.47	AMZN ahead
2026-09-30	131.83	55.19	+1.47	AMZN ahead
2026-09-29	130.52	55.11	+1.45	AMZN ahead
2026-09-28	130.24	54.72	+1.48	AMZN ahead
2026-09-25	132.11	55.23	+1.51	AMZN ahead
2026-09-24	131.95	55.23	+1.51	AMZN ahead
2026-09-23	131.90	56.82	+1.42	AMZN ahead
2026-09-22	134.92	58.14	+1.43	AMZN ahead
2026-09-21	136.75	58.18	+1.48	AMZN ahead
2026-09-18	134.25	56.86	+1.51	AMZN ahead
2026-09-17	132.91	57.54	+1.44	AMZN ahead
2026-09-16	130.14	57.30	+1.39	AMZN ahead
2026-09-15	131.45	58.42	+1.37	AMZN ahead
2026-09-14	134.16	60.13	+1.35	AMZN ahead
2026-09-11	135.87	60.17	+1.40	AMZN ahead
2026-09-10	133.28	58.38	+1.45	AMZN ahead
2026-09-09	133.55	58.73	+1.45	AMZN ahead
2026-09-08	135.97	58.93	+1.51	AMZN ahead
2026-09-04	136.79	60.84	+1.44	AMZN ahead
2026-09-03	136.99	61.72	+1.40	AMZN ahead
2026-09-02	134.92	63.55	+1.26	AMZN ahead
2026-09-01	134.89	62.87	+1.31	AMZN ahead
2026-08-31	137.45	63.91	+1.33	AMZN ahead
2026-08-28	140.98	65.74	+1.33	AMZN ahead
2026-08-27	135.59	64.58	+1.27	AMZN ahead
2026-08-26	137.72	65.78	+1.27	AMZN ahead
2026-08-25	138.13	66.41	+1.25	AMZN ahead
2026-08-24	138.67	65.42	+1.33	AMZN ahead
2026-08-21	136.85	65.46	+1.29	AMZN ahead
2026-08-20	137.63	64.70	+1.36	AMZN ahead
2026-08-19	140.66	66.30	+1.37	AMZN ahead
2026-08-18	137.28	62.00	+1.53	AMZN ahead
2026-08-17	138.27	62.55	+1.54	AMZN ahead
2026-08-14	138.98	64.15	+1.48	AMZN ahead
2026-08-13	140.29	64.82	+1.49	AMZN ahead
2026-08-12	141.43	64.94	+1.53	AMZN ahead
2026-08-11	144.07	65.66	+1.57	AMZN ahead
2026-08-10	147.15	64.42	+1.73	AMZN ahead
2026-08-07	145.24	64.58	+1.69	AMZN ahead
2026-08-06	144.06	65.06	+1.65	AMZN ahead
2026-08-05	144.27	63.67	+1.75	AMZN ahead
2026-08-04	146.79	66.77	+1.65	AMZN ahead
2026-08-03	150.28	65.34	+1.84	AMZN ahead
2026-07-31	143.70	65.06	+1.71	AMZN ahead
2026-07-30	124.61	64.03	+1.26	AMZN ahead
2026-07-29	119.93	60.33	+1.35	AMZN ahead
2026-07-28	122.15	61.44	+1.36	AMZN ahead
2026-07-27	122.44	63.39	+1.26	AMZN ahead
2026-07-24	122.82	61.68	+1.39	AMZN ahead
2026-07-23	123.64	62.20	+1.39	AMZN ahead
2026-07-22	129.56	62.20	+1.58	AMZN ahead
2026-07-21	130.99	62.71	+1.60	AMZN ahead
2026-07-20	132.28	65.42	+1.49	AMZN ahead
2026-07-17	130.82	66.14	+1.43	AMZN ahead
2026-07-16	132.22	67.09	+1.42	AMZN ahead
2026-07-15	134.91	69.32	+1.39	AMZN ahead
2026-07-14	130.95	70.59	+1.22	AMZN ahead
2026-07-13	130.86	71.31	+1.19	AMZN ahead
2026-07-10	129.82	74.81	+1.00	AMZN ahead
2026-07-09	130.72	76.24	+0.96	AMZN ahead
2026-07-08	128.91	75.61	+0.95	AMZN ahead
2026-07-07	130.16	73.74	+1.08	AMZN ahead
2026-07-06	129.19	76.20	+0.94	AMZN ahead
2026-07-02	128.40	73.86	+1.04	AMZN ahead
2026-07-01	127.89	72.14	+1.12	AMZN ahead
2026-06-30	126.11	69.12	+1.24	AMZN ahead
2026-06-29	127.06	69.96	+1.23	AMZN ahead
2026-06-26	123.12	69.96	+1.12	AMZN ahead
2026-06-25	120.12	67.89	+1.15	AMZN ahead
2026-06-24	123.96	70.67	+1.13	AMZN ahead
2026-06-23	123.87	69.68	+1.19	AMZN ahead
2026-06-22	123.18	68.88	+1.22	AMZN ahead
2026-06-18	129.31	71.63	+1.27	AMZN ahead
2026-06-17	125.67	74.93	+1.00	AMZN ahead
2026-06-16	130.17	71.75	+1.30	AMZN ahead
2026-06-15	130.18	68.17	+1.51	AMZN ahead
2026-06-12	126.22	66.93	+1.47	AMZN ahead
2026-06-11	127.79	68.64	+1.44	AMZN ahead
2026-06-10	125.93	60.17	+1.90	AMZN ahead
2026-06-09	129.21	63.31	+1.82	AMZN ahead
2026-06-08	129.75	60.41	+2.04	AMZN ahead
2026-06-05	130.18	60.29	+2.09	AMZN ahead
2026-06-04	134.29	65.78	+1.89	AMZN ahead
2026-06-03	132.29	65.34	+1.88	AMZN ahead
2026-06-02	135.73	66.57	+1.93	AMZN ahead
2026-06-01	138.24	66.14	+2.05	AMZN ahead
2026-05-29	143.20	66.06	+2.23	AMZN ahead
2026-05-28	144.98	64.46	+2.41	AMZN ahead
2026-05-27	143.84	65.50	+2.35	AMZN ahead
2026-05-26	140.37	61.56	+2.54	AMZN ahead
2026-05-22	140.92	64.15	+2.42	AMZN ahead
2026-05-21	142.05	62.59	+2.60	AMZN ahead
2026-05-20	140.22	62.16	+2.62	AMZN ahead
2026-05-19	137.22	60.72	+2.68	AMZN ahead
2026-05-18	140.14	62.48	+2.69	AMZN ahead
2026-05-15	139.76	64.15	+2.61	AMZN ahead
2026-05-14	141.39	66.02	+2.58	AMZN ahead
2026-05-13	142.93	63.51	+2.86	AMZN ahead
2026-05-12	140.65	63.27	+2.86	AMZN ahead
2026-05-11	142.33	64.19	+2.91	AMZN ahead
2026-05-08	144.28	67.57	+2.78	AMZN ahead
2026-05-07	143.48	68.52	+2.74	AMZN ahead
2026-05-06	145.51	71.19	+2.67	AMZN ahead
2026-05-05	144.74	82.61	+1.96	AMZN ahead
2026-05-04	143.95	80.62	+2.07	AMZN ahead
2026-05-01	141.94	81.93	+1.95	AMZN ahead
2026-04-30	140.25	79.51	+2.07	AMZN ahead
2026-04-29	139.18	80.82	+1.97	AMZN ahead
2026-04-28	137.41	80.94	+1.92	AMZN ahead
2026-04-27	138.17	81.54	+1.93	AMZN ahead
2026-04-24	139.68	81.62	+2.01	AMZN ahead
2026-04-23	134.97	81.89	+1.84	AMZN ahead
2026-04-22	135.12	81.97	+1.86	AMZN ahead
2026-04-21	132.23	81.22	+1.81	AMZN ahead
2026-04-20	131.37	85.59	+1.52	AMZN ahead
2026-04-17	132.58	85.75	+1.57	AMZN ahead
2026-04-16	132.12	85.52	+1.58	AMZN ahead
2026-04-15	131.49	84.72	+1.62	AMZN ahead
2026-04-14	131.76	82.45	+1.80	AMZN ahead
2026-04-13	126.93	80.18	+1.76	AMZN ahead
2026-04-10	126.13	78.63	+1.85	AMZN ahead
2026-04-09	123.63	78.23	+1.79	AMZN ahead
2026-04-08	117.07	78.31	+1.50	AMZN ahead
2026-04-07	113.11	76.36	+1.46	AMZN ahead
2026-04-06	112.59	77.64	+1.36	AMZN ahead
2026-04-02	111.00	75.41	+1.45	AMZN ahead
2026-04-01	111.42	75.29	+1.49	AMZN ahead
2026-03-31	110.20	75.13	+1.45	AMZN ahead
2026-03-30	106.33	72.66	+1.45	AMZN ahead
2026-03-27	105.48	71.99	+1.47	AMZN ahead
2026-03-26	109.82	73.10	+1.63	AMZN ahead
2026-03-25	112.02	74.81	+1.62	AMZN ahead
2026-03-24	109.66	73.70	+1.60	AMZN ahead
2026-03-23	111.19	76.84	+1.45	AMZN ahead
2026-03-20	108.67	74.93	+1.48	AMZN ahead
2026-03-19	110.46	76.72	+1.45	AMZN ahead
2026-03-18	111.05	79.94	+1.25	AMZN ahead
2026-03-17	113.87	82.77	+1.20	AMZN ahead
2026-03-16	112.04	81.38	+1.21	AMZN ahead
2026-03-13	109.88	73.42	+1.72	AMZN ahead
2026-03-12	110.87	73.78	+1.76	AMZN ahead
2026-03-11	112.52	74.69	+1.79	AMZN ahead
2026-03-10	113.41	76.32	+1.72	AMZN ahead
2026-03-09	112.96	74.85	+1.83	AMZN ahead
2026-03-06	112.82	75.89	+1.76	AMZN ahead
2026-03-05	115.85	77.08	+1.84	AMZN ahead
2026-03-04	114.73	76.00	+1.89	AMZN ahead
2026-03-03	110.44	76.44	+1.63	AMZN ahead
2026-03-02	110.27	78.91	+1.44	AMZN ahead
2026-02-27	111.12	75.93	+1.74	AMZN ahead
2026-02-26	110.02	74.45	+1.82	AMZN ahead
2026-02-25	111.46	73.06	+2.04	AMZN ahead
2026-02-24	110.36	73.98	+1.92	AMZN ahead
2026-02-23	108.61	73.94	+1.84	AMZN ahead
2026-02-20	111.18	74.61	+1.95	AMZN ahead
2026-02-19	108.40	73.42	+1.91	AMZN ahead
2026-02-18	108.36	71.83	+2.07	AMZN ahead
2026-02-17	106.43	69.36	+2.20	AMZN ahead
2026-02-13	105.19	67.57	+2.32	AMZN ahead
2026-02-12	105.61	68.17	+2.31	AMZN ahead
2026-02-11	107.98	70.27	+2.28	AMZN ahead
2026-02-10	109.51	72.62	+2.17	AMZN ahead
2026-02-09	110.44	73.78	+2.14	AMZN ahead
2026-02-06	111.29	70.51	+2.53	AMZN ahead
2026-02-05	117.83	66.81	+3.36	AMZN ahead
2026-02-04	123.28	77.40	+2.68	AMZN ahead
2026-02-03	126.26	77.00	+2.93	AMZN ahead
2026-02-02	128.56	79.75	+2.84	AMZN ahead
2026-01-30	126.62	80.22	+2.72	AMZN ahead
2026-01-29	127.91	79.55	+2.89	AMZN ahead
2026-01-28	128.58	80.90	+2.83	AMZN ahead
2026-01-27	129.47	79.94	+3.01	AMZN ahead
2026-01-26	126.15	77.88	+3.05	AMZN ahead
2026-01-23	126.55	79.55	+2.94	AMZN ahead
2026-01-22	124.00	79.39	+2.83	AMZN ahead
2026-01-21	122.39	80.54	+2.64	AMZN ahead
2026-01-20	122.23	81.50	+2.56	AMZN ahead
2026-01-16	126.53	84.08	+2.61	AMZN ahead
2026-01-15	126.03	84.56	+2.56	AMZN ahead
2026-01-14	125.22	82.73	+2.71	AMZN ahead
2026-01-13	128.37	87.43	+2.48	AMZN ahead
2026-01-12	130.41	88.22	+2.56	AMZN ahead
2026-01-09	130.90	90.49	+2.40	AMZN ahead
2026-01-08	130.32	89.34	+2.49	AMZN ahead
2026-01-07	127.82	92.60	+2.03	AMZN ahead
2026-01-06	127.48	93.63	+1.92	AMZN ahead
2026-01-05	123.32	91.09	+1.88	AMZN ahead
2026-01-02	119.85	93.00	+1.46	AMZN ahead
2025-12-31	122.13	93.87	+1.54	AMZN ahead
2025-12-30	123.04	96.02	+1.41	AMZN ahead
2025-12-29	122.79	97.33	+1.27	AMZN ahead
2025-12-26	123.03	96.58	+1.35	AMZN ahead
2025-12-24	122.96	90.73	+1.87	AMZN ahead
2025-12-23	122.83	89.26	+2.01	AMZN ahead
2025-12-22	120.87	89.22	+1.88	AMZN ahead
2025-12-19	120.30	92.32	+1.56	AMZN ahead
2025-12-18	119.99	90.29	+1.72	AMZN ahead
2025-12-17	117.08	90.41	+1.51	AMZN ahead
2025-12-16	117.76	92.28	+1.39	AMZN ahead
2025-12-15	117.75	96.82	+0.98	AMZN ahead
2025-12-12	119.68	101.99	+0.68	AMZN ahead
2025-12-11	121.85	102.90	+0.75	AMZN ahead
2025-12-10	122.64	103.70	+0.73	AMZN ahead
2025-12-09	120.60	107.16	+0.32	near the usual relationship
2025-12-08	120.05	108.75	+0.15	near the usual relationship
2025-12-05	121.45	107.88	+0.31	near the usual relationship
2025-12-04	121.23	107.52	+0.33	near the usual relationship
2025-12-03	122.96	105.69	+0.59	AMZN ahead
2025-12-02	124.04	106.29	+0.62	AMZN ahead
2025-12-01	123.75	106.05	+0.62	AMZN ahead
2025-11-28	123.40	112.06	+0.14	near the usual relationship
2025-11-26	121.26	110.98	+0.07	near the usual relationship
2025-11-25	121.52	110.47	+0.13	near the usual relationship
2025-11-24	119.73	109.47	+0.08	near the usual relationship
2025-11-21	116.77	106.09	+0.13	near the usual relationship
2025-11-20	114.89	105.69	+0.03	near the usual relationship
2025-11-19	117.83	109.03	-0.02	near the usual relationship
2025-11-18	117.76	109.99	-0.10	near the usual relationship
2025-11-17	123.22	110.66	+0.23	near the usual relationship
2025-11-14	124.18	112.30	+0.17	near the usual relationship
2025-11-13	125.71	113.53	+0.18	near the usual relationship
2025-11-12	129.21	114.72	+0.32	near the usual relationship
2025-11-11	131.81	114.01	+0.54	AMZN ahead
2025-11-10	131.44	115.08	+0.44	near the usual relationship
2025-11-07	129.32	114.92	+0.32	near the usual relationship
2025-11-06	128.60	115.40	+0.24	near the usual relationship
2025-11-05	132.39	120.25	+0.14	near the usual relationship
2025-11-04	131.92	127.86	-0.39	near the usual relationship
2025-11-03	134.40	127.26	-0.20	near the usual relationship
2025-10-31	129.22	127.22	-0.52	CPNG ahead
2025-10-30	117.92	127.14	-1.27	CPNG ahead
2025-10-29	121.86	127.62	-1.03	CPNG ahead
2025-10-28	121.30	127.02	-1.03	CPNG ahead
2025-10-27	120.10	126.30	-1.07	CPNG ahead
2025-10-24	118.64	123.96	-1.02	CPNG ahead
2025-10-23	116.99	124.00	-1.14	CPNG ahead
2025-10-22	115.32	123.88	-1.25	CPNG ahead
2025-10-21	117.48	125.07	-1.18	CPNG ahead
2025-10-20	114.55	126.10	-1.47	CPNG ahead
2025-10-17	112.73	124.19	-1.48	CPNG ahead
2025-10-16	113.48	125.35	-1.51	CPNG ahead
2025-10-15	114.06	125.55	-1.49	CPNG ahead
2025-10-14	114.50	126.38	-1.52	CPNG ahead
2025-10-13	116.45	126.46	-1.39	CPNG ahead
2025-10-10	114.49	124.27	-1.38	CPNG ahead
2025-10-09	120.50	129.21	-1.28	CPNG ahead
2025-10-08	119.17	127.93	-1.30	CPNG ahead
2025-10-07	117.35	128.81	-1.49	CPNG ahead
2025-10-06	116.88	129.05	-1.55	CPNG ahead
2025-10-03	116.15	128.77	-1.60	CPNG ahead
2025-10-02	117.68	129.57	-1.55	CPNG ahead
2025-10-01	116.74	129.05	-1.59	CPNG ahead
2025-09-30	116.18	128.13	-1.58	CPNG ahead
2025-09-29	117.56	130.64	-1.66	CPNG ahead
2025-09-26	116.29	128.09	-1.60	CPNG ahead
2025-09-25	115.43	126.74	-1.58	CPNG ahead
2025-09-24	116.52	127.50	-1.56	CPNG ahead
2025-09-23	116.78	128.29	-1.61	CPNG ahead
2025-09-22	120.45	128.61	-1.37	CPNG ahead
2025-09-19	122.48	130.76	-1.37	CPNG ahead
2025-09-18	122.35	132.99	-1.54	CPNG ahead
2025-09-17	122.56	133.43	-1.57	CPNG ahead
2025-09-16	123.84	132.55	-1.42	CPNG ahead
2025-09-15	122.46	133.31	-1.59	CPNG ahead
2025-09-12	120.72	128.97	-1.43	CPNG ahead
2025-09-11	121.67	129.13	-1.37	CPNG ahead
2025-09-10	121.87	127.82	-1.27	CPNG ahead
2025-09-09	126.06	128.65	-1.02	CPNG ahead
2025-09-08	124.79	125.35	-0.88	CPNG ahead
2025-09-05	122.93	115.04	-0.22	near the usual relationship
2025-09-04	124.71	114.33	-0.03	near the usual relationship
2025-09-03	119.58	112.73	-0.29	near the usual relationship
2025-09-02	119.23	113.05	-0.34	near the usual relationship
2025-08-29	121.17	113.73	-0.25	near the usual relationship
2025-08-28	122.55	113.93	-0.16	near the usual relationship
2025-08-27	121.23	112.38	-0.13	near the usual relationship
2025-08-26	121.02	113.09	-0.20	near the usual relationship
2025-08-25	120.61	113.57	-0.27	near the usual relationship
2025-08-22	121.09	114.41	-0.30	near the usual relationship
2025-08-21	117.44	112.30	-0.41	near the usual relationship
2025-08-20	118.42	114.76	-0.53	CPNG ahead
2025-08-19	120.65	114.80	-0.37	near the usual relationship
2025-08-18	122.49	115.32	-0.27	near the usual relationship
2025-08-15	122.24	111.98	-0.01	near the usual relationship
2025-08-14	122.22	112.73	-0.07	near the usual relationship
2025-08-13	118.82	113.29	-0.37	near the usual relationship
2025-08-12	117.19	111.98	-0.39	near the usual relationship
2025-08-11	117.10	110.11	-0.24	near the usual relationship
2025-08-08	117.83	110.74	-0.23	near the usual relationship
2025-08-07	118.06	110.66	-0.21	near the usual relationship
2025-08-06	117.63	111.78	-0.33	near the usual relationship
2025-08-05	113.10	118.98	-1.27	CPNG ahead
2025-08-04	111.99	117.91	-1.29	CPNG ahead
2025-08-01	113.63	114.37	-0.88	CPNG ahead
2025-07-31	123.87	117.11	-0.32	near the usual relationship
2025-07-30	121.80	117.19	-0.48	near the usual relationship
2025-07-29	122.23	118.70	-0.57	CPNG ahead
2025-07-28	123.18	119.62	-0.58	CPNG ahead
2025-07-25	122.46	120.37	-0.69	CPNG ahead
2025-07-24	122.88	119.94	-0.63	CPNG ahead
2025-07-23	120.79	121.53	-0.92	CPNG ahead
2025-07-22	120.36	122.48	-1.03	CPNG ahead
2025-07-21	121.33	124.91	-1.14	CPNG ahead
2025-07-18	119.65	125.31	-1.31	CPNG ahead
2025-07-17	118.46	123.96	-1.31	CPNG ahead
2025-07-16	118.10	124.23	-1.37	CPNG ahead
2025-07-15	119.77	123.88	-1.23	CPNG ahead
2025-07-14	119.42	121.81	-1.11	CPNG ahead
2025-07-11	119.06	119.70	-0.98	CPNG ahead
2025-07-10	117.60	121.17	-1.22	CPNG ahead
2025-07-09	117.75	120.06	-1.13	CPNG ahead
2025-07-08	116.07	119.34	-1.22	CPNG ahead
2025-07-07	118.24	119.38	-1.06	CPNG ahead
2025-07-03	118.21	120.53	-1.16	CPNG ahead
2025-07-02	116.37	119.50	-1.24	CPNG ahead
2025-07-01	116.65	119.10	-1.19	CPNG ahead
2025-06-30	116.09	119.22	-1.26	CPNG ahead
2025-06-27	118.15	122.60	-1.36	CPNG ahead
2025-06-26	114.88	118.62	-1.33	CPNG ahead
2025-06-25	112.17	114.76	-1.25	CPNG ahead
2025-06-24	112.58	115.20	-1.27	CPNG ahead
2025-06-23	110.31	112.93	-1.28	CPNG ahead
2025-06-20	110.95	113.61	-1.29	CPNG ahead
2025-06-18	112.45	113.01	-1.13	CPNG ahead
2025-06-17	113.67	112.42	-0.98	CPNG ahead
2025-06-16	114.34	112.77	-0.96	CPNG ahead
2025-06-13	112.23	111.82	-1.06	CPNG ahead
2025-06-12	112.83	112.65	-1.09	CPNG ahead
2025-06-11	112.81	112.53	-1.09	CPNG ahead
2025-06-10	115.14	112.46	-0.89	CPNG ahead
2025-06-09	114.81	113.29	-0.99	CPNG ahead
2025-06-06	113.01	113.21	-1.14	CPNG ahead
2025-06-05	110.01	113.57	-1.44	CPNG ahead
2025-06-04	109.65	112.81	-1.41	CPNG ahead
2025-06-03	108.85	112.30	-1.44	CPNG ahead
2025-06-02	109.34	112.77	-1.45	CPNG ahead
2025-05-30	108.48	111.62	-1.44	CPNG ahead
2025-05-29	108.84	110.98	-1.36	CPNG ahead
2025-05-28	108.32	112.61	-1.56	CPNG ahead
2025-05-27	109.01	113.21	-1.56	CPNG ahead
2025-05-23	106.35	109.23	-1.46	CPNG ahead
2025-05-22	107.47	108.56	-1.30	CPNG ahead
2025-05-21	106.42	108.95	-1.44	CPNG ahead
2025-05-20	107.98	107.92	-1.21	CPNG ahead
2025-05-19	109.09	108.08	-1.12	CPNG ahead
2025-05-16	108.78	108.40	-1.19	CPNG ahead
2025-05-15	108.56	106.80	-1.07	CPNG ahead
2025-05-14	111.25	107.08	-0.85	CPNG ahead
2025-05-13	111.84	105.69	-0.67	CPNG ahead
2025-05-12	110.40	104.02	-0.65	CPNG ahead
2025-05-09	102.15	103.46	-1.38	CPNG ahead
2025-05-08	101.64	101.99	-1.29	CPNG ahead
2025-05-07	99.85	105.85	-1.86	CPNG ahead
2025-05-06	97.89	95.50	-1.02	CPNG ahead
2025-05-05	98.60	95.46	-0.95	CPNG ahead
2025-05-02	100.52	95.90	-0.80	CPNG ahead
2025-05-01	100.64	93.39	-0.51	CPNG ahead
2025-04-30	97.58	93.00	-0.78	CPNG ahead
2025-04-29	99.15	93.71	-0.70	CPNG ahead
2025-04-28	99.32	93.20	-0.62	CPNG ahead
2025-04-25	100.00	93.27	-0.56	CPNG ahead
2025-04-24	98.70	92.48	-0.60	CPNG ahead
2025-04-23	95.56	89.81	-0.63	CPNG ahead
2025-04-22	91.63	86.27	-0.65	CPNG ahead
2025-04-21	88.53	84.08	-0.74	CPNG ahead
2025-04-17	91.33	85.12	-0.55	CPNG ahead
2025-04-16	92.24	84.48	-0.37	near the usual relationship
2025-04-15	95.03	85.48	-0.19	near the usual relationship
2025-04-14	96.36	85.67	-0.08	near the usual relationship
2025-04-11	97.82	86.15	+0.01	near the usual relationship
2025-04-10	95.89	83.57	+0.11	near the usual relationship
2025-04-09	101.12	86.91	+0.24	near the usual relationship
2025-04-08	90.30	78.87	+0.08	near the usual relationship
2025-04-07	92.74	78.63	+0.36	near the usual relationship
2025-04-04	90.48	79.82	-0.03	near the usual relationship
2025-04-03	94.40	85.40	-0.29	near the usual relationship
2025-04-02	103.71	89.49	+0.17	near the usual relationship
2025-04-01	101.68	88.26	+0.11	near the usual relationship
2025-03-31	100.67	87.27	+0.11	near the usual relationship
2025-03-28	101.97	88.98	+0.04	near the usual relationship
2025-03-27	106.55	93.59	-0.03	near the usual relationship
2025-03-26	106.42	93.83	-0.07	near the usual relationship
2025-03-25	108.85	93.12	+0.21	near the usual relationship
2025-03-24	107.55	93.87	+0.02	near the usual relationship
2025-03-21	103.82	92.88	-0.22	near the usual relationship
2025-03-20	103.15	92.76	-0.27	near the usual relationship
2025-03-19	103.47	93.67	-0.34	near the usual relationship
2025-03-18	102.03	90.97	-0.20	near the usual relationship
2025-03-17	103.57	93.59	-0.33	near the usual relationship
2025-03-14	104.74	89.57	+0.18	near the usual relationship
2025-03-13	102.59	88.26	+0.13	near the usual relationship
2025-03-12	105.24	88.62	+0.32	near the usual relationship
2025-03-11	104.02	87.47	+0.33	near the usual relationship
2025-03-10	102.94	87.19	+0.27	near the usual relationship
2025-03-07	105.43	90.53	+0.14	near the usual relationship
2025-03-06	106.20	92.20	+0.03	near the usual relationship
2025-03-05	110.25	95.42	+0.05	near the usual relationship
2025-03-04	107.84	92.96	+0.09	near the usual relationship
2025-03-03	108.48	94.75	-0.04	near the usual relationship
2025-02-28	112.32	94.31	+0.32	near the usual relationship
2025-02-27	110.45	94.27	+0.16	near the usual relationship
2025-02-26	113.42	99.52	-0.10	near the usual relationship
2025-02-25	112.60	96.18	+0.14	near the usual relationship
2025-02-24	112.55	98.01	-0.04	near the usual relationship
2025-02-21	114.60	98.77	+0.04	near the usual relationship
2025-02-20	117.93	100.00	+0.18	near the usual relationship
2025-02-19	119.92	101.55	+0.18	near the usual relationship
2025-02-18	119.93	101.51	+0.18	near the usual relationship
2025-02-14	121.00	100.84	+0.30	near the usual relationship
2025-02-13	121.90	99.48	+0.47	near the usual relationship
2025-02-12	121.13	94.03	+0.87	AMZN ahead
2025-02-11	123.16	94.83	+0.93	AMZN ahead
2025-02-10	123.36	94.55	+0.95	AMZN ahead
2025-02-07	121.25	94.11	+0.83	AMZN ahead
2025-02-06	126.37	94.95	+1.07	AMZN ahead
2025-02-05	124.96	95.54	+0.91	AMZN ahead
2025-02-04	128.08	94.35	+1.20	AMZN ahead
2025-02-03	125.63	93.83	+1.08	AMZN ahead
2025-01-31	125.76	93.55	+1.11	AMZN ahead
2025-01-30	124.15	93.91	+0.97	AMZN ahead
2025-01-29	125.44	91.52	+1.24	AMZN ahead
2025-01-28	126.01	92.12	+1.22	AMZN ahead
2025-01-27	124.57	90.33	+1.28	AMZN ahead
2025-01-24	124.27	89.77	+1.31	AMZN ahead
2025-01-23	124.57	87.54	+1.52	AMZN ahead
2025-01-22	124.35	88.54	+1.43	AMZN ahead
2025-01-21	122.08	88.30	+1.30	AMZN ahead
2025-01-17	119.55	87.78	+1.19	AMZN ahead
2025-01-16	116.76	88.82	+0.92	AMZN ahead
2025-01-15	118.18	88.90	+1.01	AMZN ahead
2025-01-14	115.22	87.43	+0.94	AMZN ahead
2025-01-13	115.59	86.75	+1.03	AMZN ahead
2025-01-10	115.85	84.92	+1.22	AMZN ahead
2025-01-08	117.54	88.66	+1.00	AMZN ahead
2025-01-07	117.52	90.53	+0.84	AMZN ahead
2025-01-06	120.43	88.46	+1.22	AMZN ahead
2025-01-03	118.63	89.22	+1.03	AMZN ahead
2025-01-02	116.52	88.70	+0.94	AMZN ahead
2024-12-31	116.09	87.47	+1.03	AMZN ahead
2024-12-30	117.10	88.42	+1.01	AMZN ahead
2024-12-27	118.39	89.61	+0.99	AMZN ahead
2024-12-26	120.14	90.81	+1.01	AMZN ahead
2024-12-24	121.20	90.97	+1.07	AMZN ahead
2024-12-23	119.09	90.73	+0.95	AMZN ahead
2024-12-20	119.01	91.29	+0.90	AMZN ahead
2024-12-19	118.15	90.45	+0.92	AMZN ahead
2024-12-18	116.68	89.77	+0.88	AMZN ahead
2024-12-17	122.31	93.59	+0.93	AMZN ahead
2024-12-16	123.25	93.91	+0.97	AMZN ahead
2024-12-13	120.36	95.07	+0.68	AMZN ahead
2024-12-12	121.15	96.78	+0.59	AMZN ahead
2024-12-11	121.84	95.07	+0.78	AMZN ahead
2024-12-10	119.08	94.39	+0.66	AMZN ahead
2024-12-09	119.63	93.24	+0.79	AMZN ahead
2024-12-06	120.13	95.11	+0.67	AMZN ahead
2024-12-05	116.70	95.62	+0.39	near the usual relationship
2024-12-04	115.43	94.99	+0.36	near the usual relationship
2024-12-03	112.94	95.19	+0.17	near the usual relationship
2024-12-02	111.49	98.89	-0.24	near the usual relationship
2024-11-29	110.00	100.92	-0.52	CPNG ahead
2024-11-27	108.86	101.35	-0.64	CPNG ahead
2024-11-26	109.98	100.32	-0.48	near the usual relationship
2024-11-25	106.59	99.48	-0.66	CPNG ahead
2024-11-22	104.30	96.78	-0.62	CPNG ahead
2024-11-21	104.97	95.50	-0.47	near the usual relationship
2024-11-20	107.35	95.38	-0.28	near the usual relationship
2024-11-19	108.26	96.26	-0.29	near the usual relationship
2024-11-18	106.73	96.94	-0.46	near the usual relationship
2024-11-15	107.21	97.41	-0.47	near the usual relationship
2024-11-14	111.90	100.80	-0.40	near the usual relationship
2024-11-13	113.29	103.06	-0.48	near the usual relationship
2024-11-12	110.54	97.53	-0.24	near the usual relationship
2024-11-11	109.44	95.90	-0.19	near the usual relationship
2024-11-08	110.15	96.18	-0.16	near the usual relationship
2024-11-07	111.14	99.92	-0.40	near the usual relationship
2024-11-06	109.58	95.50	-0.15	near the usual relationship
2024-11-05	105.56	107.00	-1.36	CPNG ahead
2024-11-04	103.59	102.27	-1.15	CPNG ahead
2024-11-01	104.73	101.07	-0.98	CPNG ahead
2024-10-31	98.63	102.63	-1.59	CPNG ahead
2024-10-30	101.98	104.42	-1.46	CPNG ahead
2024-10-29	100.97	103.46	-1.47	CPNG ahead
2024-10-28	99.68	103.26	-1.55	CPNG ahead
2024-10-25	99.39	102.15	-1.49	CPNG ahead
2024-10-24	98.62	101.91	-1.53	CPNG ahead
2024-10-23	97.74	101.03	-1.53	CPNG ahead
2024-10-22	100.38	99.40	-1.18	CPNG ahead
2024-10-21	100.04	99.68	-1.22	CPNG ahead
2024-10-18	100.00	100.00	-1.25	CPNG ahead

One-day company-specific moves (4+ standard deviations, which block ideas for 10 sessions): Aug 6, 2025 (AMZN +4.0%, CPNG -6.0%); Feb 5, 2026 (AMZN -4.4%, CPNG -13.7%); Feb 6, 2026 (AMZN -5.5%, CPNG +5.5%); May 6, 2026 (AMZN +0.5%, CPNG -13.8%); Jun 11, 2026 (AMZN +1.5%, CPNG +14.1%); Jul 31, 2026 (AMZN +15.3%, CPNG +1.6%). Upcoming earnings: AMZN Oct 29, 2026 (after-hours); CPNG Nov 3, 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

AMZN and CPNG at a glance

AMZN Amazon.com Inc.

Listing: Nasdaq · SEC CIK 1018724
Industry: Catalog/Specialty Distribution · SIC 5961 Retail-Catalog & Mail-Order Houses
Market value: $2.83T
Price history: 2,521 daily closes, Oct 12, 2016 to Oct 22, 2026

CPNG Coupang Inc.

Listing: NYSE · SEC CIK 1834584
Industry: Catalog/Specialty Distribution · SIC 5961 Retail-Catalog & Mail-Order Houses
Market value: $25.8B
Price history: 1,411 daily closes, Mar 11, 2021 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
CPNG / CDW	Watchlist	CDW by 2.40 sd	Catalog/Specialty Distribution
AMZN / CDW	Watchlist	CDW by 1.35 sd	Catalog/Specialty Distribution

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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.