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Alder Biopharmaceutl
Alder Biopharmaceutl . Institutional holdings reported to the SEC.

Institutional Holders (2016Q1)
Portfolio Summary: 4 Institutional holders with a total value of $14,239,000.
#
Manager Name
Shares
Value ($)
%
Options
Notes
1 PERCEPTIVE ADVISORS LLC 375,000 9,184,000 64.50%
2 PERCEPTIVE ADVISORS LLC 200,000 4,898,000 34.40% Put
3 GROUP ONE TRADING LLC 6,283 154,000 1.08%
4 Gemmer Asset Management LLC 125 3,000 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.