Stemline Targeting cancer at its root
developing novel drugs that attack Cancer Stem Cells

Ownership Profile

Ownership Profile

Shareholders

Shareholder Holders Value ($MM) % O/S Shares
Institution 123 182.33 65.78 16,634,300
Mutual Fund 131 78.09 25.24 6,381,962
Insider 7 19.45 10.93 2,762,947

Rotation

Shareholder Holders Value Chg ($MM) % O/S Share Change
Buyers 44 23.38 7.61 1,923,258
Sellers 50 -33.08 13.18 -3,332,853
Net -- -9.70 5.57 -1,409,595

Concentration

Value ($MM) % O/S Shares
Total Inst. 182.33 65.78 16,634,300
Top 10 Inst. 129.18 46.33 11,715,875
Top 20 Inst. 157.81 56.85 14,375,841
Top 50 Inst. 176.71 63.81 16,136,517

Top Holders

Holder Shares Held % O/S Share Change Filing Date
Bergstein (Ivan) 2,085,380 8.25 -- 4/20/17
Fidelity Management & Research Company 2,001,941 7.92 -536,951 9/30/17
Adage Capital Management, L.P. 1,460,014 5.77 802,656 10/31/17
BlackRock Institutional Trust Company, N.A. 1,218,516 4.82 4,804 9/30/17
Farallon Capital Management, L.L.C. 1,187,500 4.70 30,000 9/30/17
Eventide Asset Management, LLC 1,086,400 4.30 -- 9/30/17
The Vanguard Group, Inc. 880,619 3.48 16,851 9/30/17
Baker Bros. Advisors LP 633,497 2.51 -- 9/30/17
AXA Investment Managers UK Ltd. 620,546 2.45 -8,659 9/30/17
Lyon Street Capital, LLC 541,462 2.14 415,867 9/30/17
Hoberman (Kenneth) 409,143 1.62 1,269 4/20/17
State Street Global Advisors (US) 349,585 1.38 4,222 9/30/17
Sphera Funds Management Ltd. 300,000 1.19 -- 9/30/17
Columbus Circle Investors 284,572 1.13 -55,647 9/30/17
Northern Trust Investments, Inc. 272,715 1.08 11,331 9/30/17
Invus Public Equities Advisors, LLC 250,000 0.99 -- 9/30/17
Medical Strategy GmbH 229,199 0.91 -- 9/30/17
Dimensional Fund Advisors, L.P. 219,252 0.87 98,775 9/30/17
Oppenheim Asset Management Services S.à r.l. 173,299 0.69 -- 9/30/17
Geode Capital Management, L.L.C. 172,201 0.68 4,828 9/30/17
Gionco (David G) 166,213 0.66 642 4/20/17
C WorldWide Asset Management Fondsmaeglerselskab A/S 160,000 0.63 160,000 9/30/17
Consonance Capital Management LP 101,420 0.40 101,420 9/30/17
J. Goldman & Co., L.P. 101,316 0.40 -18,684 9/30/17
Nuveen LLC 97,297 0.38 -3,162 9/30/17
D. E. Shaw & Co., L.P. 87,294 0.35 -14,990 9/30/17
BlackRock Investment Management, LLC 85,771 0.34 1,807 9/30/17
Crestline Investors, Inc. 84,210 0.33 104 9/30/17
Knott Partners Management, LLC 74,992 0.30 33,300 9/30/17
Bailard, Inc. 64,600 0.26 -19,185 9/30/17
BNY Mellon Asset Management 60,427 0.24 -4,652 9/30/17
Pura Vida Investments, LLC 60,000 0.24 -- 9/30/17
Forman (Alan S) 58,140 0.23 10,000 6/19/17
Columbia Threadneedle Investments (US) 43,880 0.17 6,000 9/30/17
Sabby Management, LLC 43,749 0.17 -143,751 9/30/17
Charles Schwab Investment Management, Inc. 40,200 0.16 -- 9/30/17
Cowen Investment Management LLC 37,800 0.15 37,800 9/30/17
Goldman Sachs & Company, Inc. 37,422 0.15 37,422 9/30/17
California State Teachers Retirement System 35,816 0.14 -4,233 9/30/17
Empire Life Investments Inc. 33,613 0.13 33,613 9/30/17
Millennium Management LLC 33,340 0.13 -309,206 9/30/17
Zuerblis (Kenneth J) 31,963 0.13 10,000 6/19/17
California Public Employees' Retirement System 31,100 0.12 -- 9/30/17
Morgan Stanley & Co. LLC 28,993 0.11 -2,235 9/30/17
Dobmeier (Eric L) 27,963 0.11 10,000 6/19/17
Rhumbline Advisers Ltd. Partnership 27,648 0.11 290 9/30/17
Bentsur (Ron) 27,285 0.11 10,000 6/19/17
Wellington Management Company, LLP 26,214 0.10 -- 9/30/17
PanAgora Asset Management Inc. 26,010 0.10 -- 9/30/17
Carl Domino, Inc. 26,000 0.10 -- 9/30/17

* Insider values reflect direct beneficial ownership.



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