Ronald Muhlenkamp - Muhlenkamp & Co 13F Activity & Position Changes (Q4 2017)

According to the SEC 13F filed on Aug 18, 2026, the Muhlenkamp & Co portfolio showed several notable changes in holdings as of quarter-end Dec 31, 2017. The activity included new positions, additions to existing holdings, reductions, and complete exits, providing a clear view of how the portfolio evolved during the quarter.

During Q4 2017, the filing reported:

New Buys - AutoZone, Inc., Enterprise Products Partners L., PulteGroup, Inc., Thor Industries, Inc.

Increases - Bread Financial Holdings, Inc., Biogen Inc., Celanese Corporation, SPDR Gold Trust

Reductions - Apple Inc., AllianceBernstein Holding L.P., Ameriprise Financial, Inc., American Axle & Manufacturing H, Bristol-Myers Squibb Company, and 20 more

Complete Exits - LyondellBasell

These updates highlight how the portfolio adjusted across different sectors and market conditions, offering insights into allocation shifts and investment trends.

Date	Symbol	Name	Type	Change Qty	% Change	Value	Remaining
Q4 2017	AAPL Apple Inc.	Apple Inc.	Sell	-1,579	-1.1%	$24.68K	145,822
Q4 2017	AB AllianceBernstein Holding L.P.	AllianceBernstein Holding L.P.	Sell	-900	-7.5%	$279.00	11,150
Q4 2017	AMP Ameriprise Financial, Inc.	Ameriprise Financial, Inc.	Sell	-100	-6.2%	$254.00	1,500
Q4 2017	AXL American Axle & Manufacturing H	American Axle & Manufacturing H	Sell	-900	-5.5%	$262.00	15,400
Q4 2017	AZO AutoZone, Inc.	AutoZone, Inc.	Buy - Position Entry	+6,774	-	$4.82K	6,774
Q4 2017	BFH Bread Financial Holdings, Inc.	Bread Financial Holdings, Inc.	Buy	+183	+0.3%	$17.73K	69,965
Q4 2017	BIIB Biogen Inc.	Biogen Inc.	Buy	+135	+0.5%	$7.86K	24,682
Q4 2017	BMY Bristol-Myers Squibb Company	Bristol-Myers Squibb Company	Sell	-2,594	-1.5%	$10.70K	174,575
Q4 2017	CCJ Cameco Corporation	Cameco Corporation	Sell	-14,696	-1.7%	$7.85K	850,562
Q4 2017	CE Celanese Corporation	Celanese Corporation	Buy	+545	+0.5%	$11.77K	109,880
Q4 2017	CTRA Coterra Energy Inc.	Coterra Energy Inc.	Sell	-510	-3.3%	$429.00	15,000
Q4 2017	CTSH Cognizant Technology Solutions	Cognizant Technology Solutions	Sell	-945	-1.0%	$6.48K	91,275
Q4 2017	DAL Delta Air Lines, Inc.	Delta Air Lines, Inc.	Sell	-2,395	-1.8%	$7.15K	127,750
Q4 2017	EPD Enterprise Products Partners L.	Enterprise Products Partners L.	Buy - Position Entry	+16,700	-	$443.00	16,700
Q4 2017	FHI Federated Hermes, Inc.	Federated Hermes, Inc.	Sell	-2,485	-0.9%	$10.44K	289,401
Q4 2017	G9456A100 Golar LNG	Golar LNG	Sell	-1,610	-9.2%	$474.00	15,900
Q4 2017	GILD Gilead Sciences, Inc.	Gilead Sciences, Inc.	Sell	-3,534	-1.6%	$15.80K	220,613
Q4 2017	GLD SPDR Gold Trust	SPDR Gold Trust	Buy	+105	+0.1%	$10.23K	82,735
Q4 2017	GME GameStop Corporation	GameStop Corporation	Sell	-1,892	-0.7%	$4.54K	252,808
Q4 2017	HBI Hanesbrands Inc.	Hanesbrands Inc.	Sell	-7,359	-1.5%	$9.95K	475,778
Q4 2017	LYB LyondellBasell	LyondellBasell	Sell - Position Exit	-2,900	-100.0%	$0.00	-
Q4 2017	MCHP Microchip Technology Incorporat	Microchip Technology Incorporat	Sell	-1,667	-1.7%	$8.54K	97,148
Q4 2017	MCK McKesson Corporation	McKesson Corporation	Sell	-1,009	-1.4%	$10.91K	69,947
Q4 2017	MGNX MacroGenics, Inc.	MacroGenics, Inc.	Sell	-2,237	-17.5%	$200.00	10,515
Q4 2017	MS Morgan Stanley	Morgan Stanley	Sell	-700	-10.8%	$305.00	5,805
Q4 2017	MSFT Microsoft Corporation	Microsoft Corporation	Sell	-2,551	-1.1%	$19.58K	228,862
Q4 2017	OLED Universal Display Corporation	Universal Display Corporation	Sell	-195	-0.5%	$7.29K	42,240
Q4 2017	ON ON Semiconductor Corporation	ON Semiconductor Corporation	Sell	-198,632	-16.4%	$21.22K	1,013,293
Q4 2017	PHM PulteGroup, Inc.	PulteGroup, Inc.	Buy - Position Entry	+200,410	-	$6.66K	200,410
Q4 2017	RUSHB Rush Enterprises, Inc.	Rush Enterprises, Inc.	Sell	-4,040	-25.7%	$562.00	11,666

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