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

Institutional Holders (2015Q3)
Portfolio Summary: 22 Institutional holders with a total value of $25,241,000.
#
Manager Name
Shares
Value ($)
%
Options
Notes
1 FMR LLC 1,437,811 8,382,000 33.21%
2 PERCEPTIVE ADVISORS LLC 957,193 5,580,000 22.11%
3 DEERFIELD MANAGEMENT COMPANY, L.P. 690,538 4,026,000 15.95%
4 SPHERA FUNDS MANAGEMENT LTD. 265,000 1,545,000 6.12%
5 BAKER BROS. ADVISORS LP 142,000 828,000 3.28%
6 Knoll Capital Management, LLC 135,800 792,000 3.14%
7 SABBY MANAGEMENT, LLC 134,997 787,000 3.12%
8 MILLENNIUM MANAGEMENT LLC 116,100 677,000 2.68%
9 VANGUARD GROUP INC 107,270 626,000 2.48%
10 Weiss Multi-Strategy Advisers LLC 76,000 443,000 1.76%
11 JPMORGAN CHASE & CO 63,605 371,000 1.47%
12 Nicholas Investment Partners, LP 63,666 371,000 1.47%
13 PURA VIDA INVESTMENTS, LLC 57,500 335,000 1.33%
14 GEODE CAPITAL MANAGEMENT, LLC 22,558 131,000 0.52%
15 MORGAN STANLEY 20,496 119,000 0.47%
16 Spark Investment Management LLC 18,400 105,000 0.42%
17 NORTHERN TRUST CORP 12,286 71,000 0.28%
18 BLACKROCK ADVISORS LLC 2,978 17,000 0.07%
19 Vantage Investment Advisors, LLC 2,000 12,000 0.05%
20 UBS Group AG 1,589 9,000 0.04%
21 Tower Research Capital LLC (TRC) 1,305 8,000 0.03%
22 BlackRock Investment Management, LLC 958 6,000 0.02%

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.