Ronald Muhlenkamp - Muhlenkamp & Co 13F Activity & Position Changes (Q1 2017)

As of Mar 31, 2017, the Muhlenkamp & Co portfolio activity showed several notable changes in holdings, according to the latest SEC 13F filing reported on May 06, 2026. 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 Q1 2017, the filing reported:

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

Date Symbol Type Change Qty
Q1 2017
AAPL
Apple Inc.
Sell
-2,415
Q1 2017
AB
AllianceBernstein Holding L.P.
Sell
-900
Q1 2017
ALGT
Allegiant Travel Company
Sell
-19,018
Q1 2017
AXL
American Axle & Manufacturing H
Sell
-900
Q1 2017
BFH
Bread Financial Holdings, Inc.
Sell
-2,252
Q1 2017
BIIB
Biogen Inc.
Buy
+1,525
Q1 2017
BMY
Bristol-Myers Squibb Company
Sell
-3,351
Q1 2017
CCJ
Cameco Corporation
Buy
+299,375
Q1 2017
CE
Celanese Corporation
Sell
-2,395
Q1 2017
CTRA
Coterra Energy Inc.
Buy - Position Entry
+15,000
Q1 2017
CYH
Community Health Systems, Inc.
Sell - Position Exit
-372,415
Q1 2017
DAL
Delta Air Lines, Inc.
Sell
-2,725
Q1 2017
FHI
Federated Hermes, Inc.
Sell
-5,905
Q1 2017
G9456A100
Golar LNG
Sell
-1,610
Q1 2017
GILD
Gilead Sciences, Inc.
Buy
+9,035
Q1 2017
GLD
SPDR Gold Trust
Sell
-2,110
Q1 2017
GME
GameStop Corporation
Sell
-11,014
Q1 2017
HAL
Halliburton Company
Sell - Position Exit
-100,000
Q1 2017
HBI
Hanesbrands Inc.
Buy
+20,779
Q1 2017
KMI
Kinder Morgan, Inc.
Sell - Position Exit
-14,570
Q1 2017
LYB
LyondellBasell
Buy
+300
Q1 2017
MCHP
Microchip Technology Incorporat
Buy - Position Entry
+97,715
Q1 2017
MCK
McKesson Corporation
Sell
-1,693
Q1 2017
MGNX
MacroGenics, Inc.
Sell
-2,288
Q1 2017
MS
Morgan Stanley
Sell
-700
Q1 2017
MSFT
Microsoft Corporation
Sell
-3,490
Q1 2017
OLED
Universal Display Corporation
Sell
-17,700
Q1 2017
ON
ON Semiconductor Corporation
Sell
-24,230
Q1 2017
PFE
Pfizer, Inc.
Sell
-4,965
Q1 2017
RUSHA
Rush Enterprises, Inc.
Sell
-132,990
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