The 21 Largest Michigan Companies With Stock Market Caps Above $5 Bil Generated March 2018 Quarter Total Pretax Income Which Decreased By a Disappointing 17% From That in the March 2017 Quarter ........................................................................................ The 9 Michigan Largest Auto Industry Companies Experienced a Total Pretax Income Decline of a Clearly Disastrous 33% in the March 2018 Quarter From the March 2017 Quarter ........................................................................................ On the Other Hand, the 12 Largest Michigan Non-Auto Industry Companies, Due Predominately To the Newly Merged With the Resultant Lack of Initial High-Quality Earnings DowDupont, Posted a Total Pretax Income Increase of 16% in the March 2018 Quarter ........................................................................................

From a review of SEC filings, the below chart shows the US GAAP Pretax Income (Loss) From Continuing Operations, the US GAAP Net Income (Loss) From Continuing Operations and the related US GAAP Income Tax Expense for the March 2018 and 2017 Quarters for all US  Companies including both Partnerships and REITs which are Headquartered in the US State of Michigan with March 2018 Quarter Ends, with stock market caps above $5 Bil very recently and which have released their March 2018 Quarter Earnings by May 24, 2018.  

I will update this quarterly earnings chart later for Companies with stock market caps somewhat below $5 Bil and also for Companies with April 2018 and May 2018 Quarter End Earnings.

									US GAAP	US GAAP		US GAAP	US GAAP
		US GAAP				US GAAP			Effective	Effective		Pretax	Net
	US GAAP	Income	US GAAP		US GAAP	Income	US GAAP		Income	Income		Income	Income
Michigan Companies	Pretax	Tax	Net		Pretax	Tax	Net		Tax	Tax		% Change	% Change
Market Caps Above $5 Bil	Income	Expense	Income		Income	Expense	Income		Rate	Rate		March Qtr	March Qtr
Releasing March 2018	March Qtr	March Qtr	March Qtr		March Qtr	March Qtr	March Qtr		March Qtr	March Qtr		2018	2018
Qtr Earnings Thru 5-24-18	2018	2018	2018		2017	2017	2017		2018	2017		vs 2017	vs 2017
	mils $	mils $	mils $		mils $	mils $	mils $
Auto Industry Companies
Ford Motor	1,919	174	1,745		2,251	652	1,599		9.1%	29.0%		-15%	9%
General Motors	1,576	466	1,110		3,473	787	2,686		29.6%	22.7%		-55%	-59%
Lear Corp	452	78	374		408	89	319		17.3%	21.8%		11%	17%
Aptiv plc	375	59	316		248	19	229		15.7%	7.7%		51%	38%
BorgWarner	332	95	237		286	86	200		28.6%	30.1%		16%	19%
Autoliv	197	75	122		194	52	142		38.1%	26.8%		2%	-14%
WABCO Holdings	133	26	107		100	15	85		19.5%	15.0%		33%	26%
Gentex	132	21	111		135	37	98		15.9%	27.4%		-2%	13%
Adient plc	(171)	(28)	(143)		251	37	214		16.4%	14.7%		-168%	-167%
Total all 9 Auto Industry Cos	4,945	966	3,979		7,346	1,774	5,572		19.5%	24.1%		-33%	-29%
Non-Auto Industry Companies
DowDupont	1,542	389	1,153		1,128	213	915		25.2%	18.9%		37%	26%
Stryker	542	99	443		499	55	444		18.3%	11.0%		9%	0%
Kellogg	511	67	444		309	43	266		13.1%	13.9%		65%	67%
DTE Energy	419	68	351		504	110	394		16.2%	21.8%		-17%	-11%
Ally Financial	328	76	252		326	113	213		23.2%	34.7%		1%	18%
CMS Energy	281	40	241		295	96	199		14.2%	32.5%		-5%	21%
Masco	200	39	161		210	62	148		19.5%	29.5%		-5%	9%
Credit Acceptance Corp	158	38	120		144	51	93		24.1%	35.4%		10%	29%
Perrigo Co plc	111	30	81		96	24	72		27.0%	25.0%		16%	13%
Whirlpool	109	15	94		198	40	158		13.8%	20.2%		-45%	-41%
Domino's Pizza	104	15	89		91	28	63		14.4%	30.8%		14%	41%
Sun Communities	34	-	34		26	-	26		0.0%	0.0%		31%	31%
Total all 12 Non-Auto Industry Cos	4,339	876	3,463		3,826	835	2,991		20.2%	21.8%		13%	16%
Total all 21 Michigan Companies	9,284	1,842	7,442		11,172	2,609	8,563		19.8%	23.4%		-17%	-13%