OWNERSHIP PROFILE

Shareholder Breakdown
  Holders Values ($) % O/S Shares
Institution 93 18.27 33.75 33,039,553
Mutual Fund 37 6.73 11.97 11,720,338

Institutional Shareholder Rotation
  Holders Values Change ($) % O/S Shares Change
Buyers 29 4.73 6.38 6,246,210
Sellers 58 -5.20 10.98 -10,744,872
Net -- -0.47 4.60 -4,498,662

Institutional Shareholder Concentration
  Values ($) % O/S Shares
Top 10 Inst. 14 24.96 24,430,824
Top 20 Inst. 16.19 29.65 29,025,403
Top 50 Inst. 17.85 33.09 32,385,943
Total Inst. 17.85 33.09 32,385,943

Institutional Shareholder Style
  Holders Values ($) % O/S Shares
Index 8 3 22.61 5,694,599
CoreGrowth 10 0 2.27 571,850
AggresGr 2 0 2.25 566,958
Growth 1 0 0.50 126,310
IncomeValue 2 1 11.54 2,907,161
Yield 2 0 0.50 125,000
GARP 7 4 32.11 8,087,378
HedgeFund 7 0 2.59 652,744
BrokerDealer 13 0 1.76 444,174
Specialty 1 0 0.07 18,100
CoreValue 7 2 6.61 1,664,513
DeepValue 1 0 0.21 53,800

Top Holders: Institutional Investor
  Shares Held % O/S Shares Change Filing Date
Shaner (Lance T) 4,772,024 4.88 30,822 12/15/2016
Oasis Management Company Ltd. 3,291,534 3.36 3,291,534 04/19/2016
PRIMECAP Management Company 3,275,000 3.35 -370,000 12/31/2016
Franklin Advisers, Inc. 2,857,725 2.92 -6,194,262 12/31/2016
MacKay Shields LLC 2,636,174 2.69 -632,656 12/31/2016
The Vanguard Group, Inc. 2,299,358 2.35 446,639 12/31/2016
Loomis, Sayles & Company, L.P. 1,423,230 1.45 1,423,230 12/31/2016
Norges Bank Investment Management (NBIM) 1,345,563 1.37 0 12/31/2015
BlackRock Institutional Trust Company, N.A. 1,269,237 1.30 -225,690 12/31/2016
Stabley (Thomas Charles) 1,260,979 1.29 107,785 12/15/2016
California Public Employees' Retirement System 995,300 1.02 0 12/31/2016
Muhlenkamp & Company, Inc. 644,869 0.66 -9,568 12/31/2016
Invesco PowerShares Capital Management LLC 617,077 0.63 -8,976 12/31/2016
Bridgeway Capital Management, Inc. 495,300 0.51 0 12/31/2016
Rajan (Thomas) 351,469 0.36 55,000 10/01/2016
KBC Group NV 350,655 0.36 96,292 12/31/2016
Geode Capital Management, L.L.C. 320,702 0.33 35,479 12/31/2016
Ovitz (Robert W) 287,964 0.29 55,000 10/01/2016
LPL Financial LLC 282,650 0.29 182,395 12/31/2016
Hodges (F Scott) 248,593 0.25 33,728 12/15/2016
McDonough (Jennifer L) 235,083 0.24 34,212 12/15/2016
Commonwealth Financial Services, LLC 210,861 0.22 210,861 12/31/2016
Spark Investment Management LLC 187,100 0.19 0 12/31/2016
D. E. Shaw & Co., L.P. 175,251 0.18 -187,113 12/31/2016
Eagle Asset Management, Inc. 166,510 0.17 -11,750 02/29/2016
Hightower Advisors, LLC 165,000 0.17 -563 12/31/2016
Soros Fund Management, L.L.C. 165,000 0.17 0 12/31/2016
Northern Trust Investments, Inc. 154,298 0.16 -38,065 12/31/2016
Walker Curtis J 140,774 0.14 38,642 12/15/2016
Goldman Sachs & Company, Inc. 138,260 0.14 -204,985 12/31/2016
KBC Asset Management N.V. 131,763 0.13 131,763 02/29/2016
Emerald Advisers, Inc. 126,310 0.13 -250,000 12/31/2016
First Eagle Investment Management, L.L.C. 119,580 0.12 0 10/31/2016
RBC Capital Markets Wealth Management 105,150 0.11 73,700 12/31/2016
Lombardi (John A) 103,095 0.11 30,822 12/15/2016
Mattson (Eric L) 99,642 0.10 30,822 12/15/2016
BNY Mellon Wealth Management 90,000 0.09 25,000 12/31/2016
Zak (John J) 85,095 0.09 30,822 12/15/2016
Pratt David E 75,285 0.08 4,109 12/15/2016
PIMCO (US) 75,000 0.08 0 09/30/2016
Higbee (John W) 73,763 0.08 0 05/31/2016
Synovus Trust Company, N.A. 71,658 0.07 1,165 12/31/2016
Aydin (Jack N) 67,644 0.07 25,907 10/01/2016
Janney Montgomery Scott LLC 65,700 0.07 -6,000 12/31/2016
Jane Street Capital, L.L.C. 65,232 0.07 65,232 12/31/2016
Morgan Stanley Wealth Management 65,160 0.07 -12,008 12/31/2016
Creative Planning, Inc. 53,800 0.05 37,000 12/31/2016
Pathstone Federal Street 50,000 0.05 50,000 12/31/2016
BNY Mellon Asset Management 49,436 0.05 -3,135 12/31/2016
Tipton (Todd N) 49,090 0.05 0 05/31/2016

Ownership data is provided by Thomson Reuters, a third party service, and Rex Energy Corporation does not maintain or provide information directly to this service.