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ISSUER PROFILE · CIK 0001492422 · CUSIP 03753U106

Apellis Pharmaceuticals, Inc.

2 13D/G filings 1 distinct filers 0 insider transactions (365d)

Post-Filing Returns · across 1 activist filings on this issuer

Median 30d
+1.8%
avg +1.8%
Median 60d
avg —
Median 90d
avg —
Median 180d
avg —

Returns measured from each activist filing's date_of_event, split + dividend adjusted via Yahoo Finance.

Cross-Reference Snapshot

Activist filings
2
1 SCHEDULE 13D/A · 1 SCHEDULE 13D
Distinct filers
1
single filer
Insiders (365d)
0
0 buys · 0 sales
Latest short DTC
no FINRA match

Institutional Consensus · 2025-12-31

Held by elite portfolio managers
1 holder · $15.01M
Point72 Asset Mgmt

13D/G Filings Timeline · 2 total

FiledFormFilerStakeSharesIntent
2026-05-14 SCHEDULE 13D/A BIOGEN INC. 0 view →
2026-04-06 SCHEDULE 13D BIOGEN INC. 14.20% 18,469,475 view →

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