Apellis Pharmaceuticals, Inc.
Total Trades
357
Buys
0
Sells
250
Largest Trade
N/A
Insiders
16
Institutional Funds
216
Inst. Value
$1M+
Activist Filings
29
Insider Trades
| Insider | Title | Type | Value | Shares | Price | Date |
|---|---|---|---|---|---|---|
| Eisele Jeffrey | Chief Development … | SELL | $15K–$50K | 303 | $59.70 | Dec 28, 2023 |
| Sullivan Timothy Eugene | CFO | EXERCISE | $100K–$500K | 14K | $10.03 | Dec 1, 2023 |
| Sullivan Timothy Eugene | CFO | SELL | $500K+ | 14K | $54.73 | Dec 1, 2023 |
| Francois Cedric | CEO | SELL | $100K–$500K | 5K | $48.80 | Nov 21, 2023 |
| Dunlop A. Sinclair | Director | SELL | $100K–$500K | 9K | $49.99 | Nov 21, 2023 |
| Dunlop A. Sinclair | Director | SELL | $1M+ | 24K | $49.00 | Nov 21, 2023 |
| Machiels Alec | Director | SELL | $50K–$100K | 1K | $47.74 | Nov 20, 2023 |
| Machiels Alec | Director | EXERCISE | $1K–$15K | 1K | $2.67 | Nov 20, 2023 |
| Deschatelets Pascal | Chief Scientific O… | EXERCISE | $15K–$50K | 17K | $2.67 | Nov 9, 2023 |
| Deschatelets Pascal | Chief Scientific O… | SELL | $500K+ | 12K | $47.27 | Nov 9, 2023 |
| Chopas James George | VP/Chief Accountin… | SELL | $1K–$15K | 132 | $46.04 | Oct 24, 2023 |
| DeLong Mark Jeffrey | Chief Business & S… | SELL | $1K–$15K | 131 | $46.04 | Oct 24, 2023 |
| Machiels Alec | Director | SELL | $50K–$100K | 1K | $48.50 | Oct 18, 2023 |
| Machiels Alec | Director | EXERCISE | $1K–$15K | 1K | $2.67 | Oct 18, 2023 |
| Deschatelets Pascal | Chief Scientific O… | SELL | $100K–$500K | 12K | $40.38 | Oct 10, 2023 |
| Deschatelets Pascal | Chief Scientific O… | EXERCISE | $15K–$50K | 19K | $2.67 | Oct 10, 2023 |
| Machiels Alec | Director | EXERCISE | $1K–$15K | 1K | $2.67 | Sep 19, 2023 |
| Machiels Alec | Director | SELL | $50K–$100K | 1K | $45.00 | Sep 19, 2023 |
| Nicholson Nur | Chief Technical Of… | SELL | $500K+ | 20K | $44.27 | Sep 19, 2023 |
| Nicholson Nur | Chief Technical Of… | EXERCISE | $100K–$500K | 10K | $29.76 | Sep 19, 2023 |
| Machiels Alec | Director | SELL | $50K–$100K | 1K | $45.34 | Sep 18, 2023 |
| Machiels Alec | Director | EXERCISE | $1K–$15K | 1K | $2.67 | Sep 18, 2023 |
| Deschatelets Pascal | Chief Scientific O… | SELL | $500K+ | 12K | $42.87 | Sep 11, 2023 |
| Deschatelets Pascal | Chief Scientific O… | EXERCISE | $15K–$50K | 19K | $2.67 | Sep 11, 2023 |
| SCHEIBLER LUKAS | Chief Research Off… | SELL | $50K–$100K | 2K | $43.01 | Sep 7, 2023 |
| Chopas James George | VP/Chief Accountin… | SELL | $15K–$50K | 551 | $41.23 | Sep 1, 2023 |
| Francois Cedric | CEO | EXERCISE | $500K+ | 300K | $2.67 | Sep 1, 2023 |
| Francois Cedric | CEO | SELL | $1M+ | 150K | $41.75 | Sep 1, 2023 |
| Deschatelets Pascal | Chief Scientific O… | EXERCISE | $15K–$50K | 19K | $2.67 | Aug 9, 2023 |
| Deschatelets Pascal | Chief Scientific O… | SELL | $100K–$500K | 12K | $23.66 | Aug 9, 2023 |
| Machiels Alec | Director | EXERCISE | $1K–$15K | 1K | $2.67 | Jul 18, 2023 |
| Machiels Alec | Director | SELL | $50K–$100K | 1K | $64.79 | Jul 18, 2023 |
| Deschatelets Pascal | Chief Scientific O… | SELL | $1M+ | 12K | $84.55 | Jul 11, 2023 |
| Deschatelets Pascal | Chief Scientific O… | EXERCISE | $15K–$50K | 19K | $2.67 | Jul 11, 2023 |
| Watson David O. | General Counsel | SELL | $500K+ | 9K | $89.98 | Jul 6, 2023 |
| Sullivan Timothy Eugene | CFO | EXERCISE | $50K–$100K | 7K | $10.03 | Jul 6, 2023 |
| Sullivan Timothy Eugene | CFO | SELL | $500K+ | 7K | $89.97 | Jul 6, 2023 |
| Machiels Alec | Director | SELL | $100K–$500K | 1K | $88.41 | Jun 21, 2023 |
| Machiels Alec | Director | EXERCISE | $1K–$15K | 1K | $2.67 | Jun 21, 2023 |
| Deschatelets Pascal | Chief Scientific O… | SELL | $1M+ | 12K | $91.35 | Jun 9, 2023 |
| Deschatelets Pascal | Chief Scientific O… | EXERCISE | $15K–$50K | 19K | $2.67 | Jun 9, 2023 |
| Sullivan Timothy Eugene | CFO | EXERCISE | $500K+ | 70K | $10.03 | Jun 6, 2023 |
| Sullivan Timothy Eugene | CFO | SELL | $1M+ | 70K | $88.80 | Jun 6, 2023 |
| Lewis Karen | Chief People Officer | SELL | $100K–$500K | 5K | $86.00 | Jun 2, 2023 |
| Lewis Karen | Chief People Officer | EXERCISE | $100K–$500K | 5K | $34.11 | Jun 2, 2023 |
| Machiels Alec | Director | EXERCISE | $1K–$15K | 1K | $2.67 | May 18, 2023 |
| Machiels Alec | Director | SELL | $100K–$500K | 1K | $88.66 | May 18, 2023 |
| Francois Cedric | CEO | SELL | $1M+ | 30K | $85.66 | May 18, 2023 |
| Francois Cedric | CEO | EXERCISE | $100K–$500K | 50K | $2.67 | May 18, 2023 |
| Deschatelets Pascal | Chief Scientific O… | SELL | $1M+ | 12K | $92.39 | May 9, 2023 |
Institutional Ownership
13F filings as of Dec 31, 2025 · 216 funds holding
| Fund | Shares | Value | Type |
|---|---|---|---|
| Deep Track Capital, LP | 7.8M | $1M+ | SH |
| STATE STREET CORP | 4.6M | $1M+ | SH |
| Siren, L.L.C. | 2.6M | $1M+ | SH |
| ORBIMED ADVISORS LLC | 2.4M | $1M+ | SH |
| GEODE CAPITAL MANAGEMENT, LLC | 1.8M | $1M+ | SH |
| JENNISON ASSOCIATES LLC | 1.5M | $1M+ | SH |
| NORGES BANK | 1.2M | $1M+ | SH |
| Hudson Bay Capital Management LP | 1.2M | $1M+ | SH |
| BANK OF NOVA SCOTIA | 1.1M | $1M+ | SH |
| Logos Global Management LP | 1.0M | $1M+ | SH (Call) |
| LOS ANGELES CAPITAL MANAGEMENT LLC | 952K | $1M+ | SH |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 644K | $1M+ | SH |
| RENAISSANCE TECHNOLOGIES LLC | 633K | $1M+ | SH |
| CITIGROUP INC | 622K | $1M+ | SH |
| Point72 Asset Management, L.P. | 598K | $1M+ | SH |
| SG Americas Securities, LLC | 567K | $1M+ | SH |
| BNP PARIBAS FINANCIAL MARKETS | 558K | $1M+ | SH |
| Simplify Asset Management Inc. | 538K | $1M+ | SH |
| NORTHWESTERN MUTUAL WEALTH MANAGEMENT CO | 185K | $1M+ | SH |
| FIRST TRUST ADVISORS LP | 496K | $1M+ | SH |
Activist & 5%+ Owners
SC 13D/13G filings — investors holding 5%+ of outstanding shares
SC 13G · Feb 6, 2026
10.5%
13.2M shares
SC 13G/A · Nov 14, 2025
2.7%
3.4M shares
Wellington Management Group LLP
SC 13G/A · Nov 7, 2025
10.9%
13.8M shares
Wellington Management Group LLP
SC 13G/A · Aug 12, 2025
7.2%
9.0M shares
SC 13G · May 16, 2025
5.6%
7.0M shares
SC 13G/A · Apr 25, 2025
4.5%
5.6M shares
Wellington Management Group LLP
SC 13G/A · Feb 10, 2025
9.5%
11.8M shares
SC 13G · Feb 3, 2025
7.7%
9.6M shares
SC 13G/A · Nov 22, 2024
4.8%
6.0M shares
SC 13G · Nov 22, 2024
5.0%
6.2M shares
T. Rowe Price Investment Management, Inc. 85-4328500
SC 13G/A · Nov 14, 2024
2.5%
3.0M shares
SC 13G · Nov 8, 2024
5.1%
6.2M shares
Wellington Management Group LLP
SC 13G/A · Nov 8, 2024
12.8%
15.6M shares
SC 13G · Oct 18, 2024
5.1%
6.2M shares
SC 13G/A · Feb 14, 2024
9.4%
11.2M shares
T. Rowe Price Investment Management, Inc. 85-4328500
SC 13G · Feb 14, 2024
5.3%
6.3M shares
SC 13G/A · Feb 14, 2024
9.9%
13.4M shares
The Vanguard Group - 23-1945930
SC 13G/A · Feb 13, 2024
8.1%
9.6M shares
Wellington Management Group LLP
SC 13G/A · Sep 8, 2023
12.6%
14.8M shares
SC 13G · Jul 18, 2023
5.4%
6.3M shares
SC 13G/A · Jul 7, 2023
4.9%
5.7M shares
T. Rowe Price Investment Management, Inc. 85-4328500
SC 13G · Feb 14, 2023
5.3%
5.8M shares
T. ROWE PRICE ASSOCIATES, INC. 52-0556948
SC 13G/A · Feb 14, 2023
2.5%
2.7M shares
SC 13G/A · Feb 14, 2023
9.6%
10.6M shares
SC 13G/A · Jan 31, 2023
7.0%
7.7M shares
Morningside Venture Investments Ltd
SC 13G/A · Feb 14, 2022
13.2%
12.8M shares
SC 13G/A · Feb 14, 2022
0.0%
0 shares
T. ROWE PRICE ASSOCIATES, INC. 52-0556948
SC 13G · Feb 14, 2022
5.4%
5.3M shares
SC 13G · Feb 11, 2022
8.9%
8.6M shares