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ALDEYRA THERAPEUTICS INC
ALDEYRA THERAPEUTICS INC. Institutional holdings reported to the SEC.

Institutional Holders (2015Q2)
Portfolio Summary: 24 Institutional holders with a total value of $32,853,000.
#
Manager Name
Shares
Value ($)
%
Options
Notes
1 FMR LLC 1,437,811 11,157,000 33.96%
2 PERCEPTIVE ADVISORS LLC 869,800 6,749,000 20.54%
3 DEERFIELD MANAGEMENT COMPANY, L.P. 690,538 5,359,000 16.31%
4 SABBY MANAGEMENT, LLC 266,953 2,072,000 6.31%
5 SPHERA FUNDS MANAGEMENT LTD. 265,000 2,056,000 6.26%
6 BAKER BROS. ADVISORS LP 142,000 1,102,000 3.35%
7 Knoll Capital Management, LLC 135,800 1,054,000 3.21%
8 MILLENNIUM MANAGEMENT LLC 119,000 923,000 2.81%
9 VANGUARD GROUP INC 103,470 802,000 2.44%
10 PURA VIDA INVESTMENTS, LLC 57,500 511,000 1.56%
11 Nicholas Investment Partners, LP 40,788 317,000 0.96%
12 GEODE CAPITAL MANAGEMENT, LLC 22,558 175,000 0.53%
13 Spark Investment Management LLC 22,000 170,000 0.52%
14 Weiss Multi-Strategy Advisers LLC 17,500 136,000 0.41%
15 MORGAN STANLEY 16,504 128,000 0.39%
16 NORTHERN TRUST CORP 11,106 86,000 0.26%
17 Vantage Investment Advisors, LLC 2,000 16,000 0.05%
18 UBS Group AG 1,922 15,000 0.05%
19 BLACKROCK ADVISORS LLC 1,184 9,000 0.03%
20 BlackRock Investment Management, LLC 958 7,000 0.02%
21 Ironwood Financial, llc 500 4,000 0.01%
22 Walleye Trading LLC 400 3,000 0.01%
23 Tower Research Capital LLC (TRC) 220 2,000 0.01%
24 DEUTSCHE BANK AG\ 29 0 0.00%

From 2023-01-03 onward, the SEC requires values to be reported in nearest dollars. Earlier filings reported values in thousands; therefore, positions shown as $0 in older filings may represent actual values between $0–$999.