SEC 13F Intelligence

APELLIS PHARMACEUTICALS INC

CUSIP 03753UAB2

Apellis Pharmaceuticals Inc has 7 institutional holders in Filings Flow’s 13F database, together reporting 93.84M shares worth $99M as of Q1 2026. The largest reported holders are Deepcurrents Investment Group LLC, Linden Advisors LP, and Tenor Capital Management Co., L.P..

Institutional Holders
7
Q1 2026
Reported Value
$99M
Ticker
unmapped
private placement or foreign
Quarters Tracked
5

Ownership Trend

Institutional holders
Q2 ’21: 31Q2 ’21Q4 ’21: 19Q4 ’21Q4 ’22: 8Q4 ’22Q4 ’25: 8Q4 ’25Q1 ’26: 7Q1 ’26filingsflow.com
Total reported value
Q2 ’21: $33.2BQ2 ’21Q4 ’21: $271MQ4 ’21Q4 ’22: $101MQ4 ’22Q4 ’25: $97MQ4 ’25Q1 ’26: $99MQ1 ’26filingsflow.com

Holders

Mixed quarters
Manager% of PortfolioValueSharesQuarter
DeepCurrents Investment Group LLC$3.1B AUM1.51%$47M44.49MQ1 2026
TENOR CAPITAL MANAGEMENT Co., L.P.$6.5B AUM0.20%$13M11.95MQ1 2026
LINDEN ADVISORS LP$17.9B AUM0.17%$30M28.14MQ1 2026
WOLVERINE ASSET MANAGEMENT LLC$10.4B AUM0.03%$3M3.12MQ1 2026
CANTOR FITZGERALD, L. P.$6.8B AUM0.02%$1M1.13MQ1 2026
KORNITZER CAPITAL MANAGEMENT INC /KS$4.6B AUM0.01%$308,062300.0KQ4 2025OLDER
D. E. Shaw & Co., Inc.$166.3B AUM0.00%$5M5.00MQ1 2026
WELLINGTON MANAGEMENT GROUP LLP$535.5B AUM0.00%$1M1.13MQ4 2025OLDER
CITIGROUP INC$234.5B AUM0.00%$6,3006.0KQ1 2026

Holdings are reported up to 45 days after quarter end. Share counts are as filed and not adjusted for stock splits.