Companies / Apellis Pharmaceuticals, Inc. / Activity
Activity — Apellis Pharmaceuticals, Inc.
134 moves.
Top impactInsider · CEO movesInsider · biggest buysInsider · biggest sellsInstitution · biggest movesInstitution · new positions
| Date | Actor | Action | Security | Value | Shares Δ | Position after | Impact |
|---|---|---|---|---|---|---|---|
| Q2 2026 as of | BlackRock, Inc. 13F manager | Exit | Common stock | $-157.25M | -6.3M -100.00% | 0 | high |
| Q1 2026 as of | Hbk Investments L P 13F manager | New | Common stock | $142.82M | +3.5M | 3,550,000 2.77% of shares | high |
| Q2 2026 as of | State Street Corporation 13F manager | Exit | Common stock | $-115.89M | -4.6M -100.00% | 0 | high |
| Q1 2026 as of | Balyasny Asset Management L.P. 13F manager | Add | Common stock | $74.52M | +1.9M +2843.98% | 1,917,501 1.50% of shares | high |
| Q1 2026 as of | AQR Capital Management, LLC 13F manager | Trim | Common stock | $-74.37M | -1.8M -81.20% | 427,970 0.33% of shares | high |
| Q1 2026 as of | Orbimed Advisors LLC 13F manager | Exit | Common stock | $-61.04M | -2.4M -100.00% | 0 | high |
| Q1 2026 as of | Millennium Management LLC 13F manager | Add | Common stock | $52.72M | +1.3M +138.45% | 2,256,802 1.76% of shares | high |
| Q1 2026 as of | TIG Advisors, LLC 13F manager | New | Common stock | $50.41M | +1.3M | 1,252,986 0.98% of shares | high |
| Q1 2026 as of | Soros Fund Management LLC 13F manager | New | Common stock | $42.48M | +1.1M | 1,056,000 0.82% of shares | medium |
| Q1 2026 as of | Magnetar Financial LLC 13F manager | New | Common stock | $34.97M | +869K | 869,229 0.68% of shares | medium |
| Q1 2026 as of | Los Angeles Capital Management LLC 13F manager | Trim | Common stock | $-34.83M | -866K -90.97% | 85,913 0.07% of shares | medium |
| Q2 2026 as of | Deutsche Bank AG 13F manager | Exit | Common stock | $-34.80M | -1.4M -100.00% | 0 | medium |
| Q1 2026 as of | Alpine Associates Management Inc. 13F manager | New | Common stock | $34.76M | +864K | 864,000 0.67% of shares | medium |
| Q1 2026 as of | Norges Bank 13F manager | Exit | Common stock | $-30.10M | -1.2M -100.00% | 0 | medium |
| Q1 2026 as of | Weiss Asset Management LP 13F manager | New | Common stock | $28.16M | +700K | 700,000 0.55% of shares | medium |
| Q1 2026 as of | Principal Financial Group Inc 13F manager | New | Common stock | $20.08M | +499K | 499,053 0.39% of shares | medium |
| Q1 2026 as of | First Trust Advisors LP 13F manager | Add | Common stock | $16.40M | +408K +82.20% | 903,637 0.71% of shares | medium |
| Q2 2025 as of | Boxer Capital Management, LLC 13F manager | Exit | Common stock | $-15.59M | -713K -100.00% | 0 | medium |
| Q1 2026 as of | AllianceBernstein L.P. 13F manager | Add | Common stock | $15.17M | +604K +1748.51% | 638,291 0.50% of shares | medium |
| Q1 2026 as of | Public Sector Pension Investment Board 13F manager | New | Common stock | $14.75M | +367K | 366,674 0.29% of shares | medium |
| Q4 2025 as of | Bank of America Corp /De 13F manager | Trim | Common stock | $-13.08M | -521K -35.24% | 956,773 0.75% of shares | medium |
| Q1 2026 as of | Gabelli Funds LLC 13F manager | New | Common stock | $12.92M | +321K | 321,200 0.25% of shares | medium |
| Q1 2026 as of | Renaissance Technologies LLC 13F manager | Add | Common stock | $12.19M | +303K +47.85% | 935,958 0.73% of shares | medium |
| Q1 2026 as of | D. E. Shaw & Co., Inc. 13F manager | Trim | Common stock | $-10.57M | -263K -58.45% | 186,853 0.15% of shares | medium |
| Q1 2026 as of | Bank of New York Mellon Corp/The 13F manager | Add | Common stock | $10.17M | +253K +92.99% | 524,789 0.41% of shares | medium |
| Q1 2024 as of | Barclays PLC 13F manager | Trim | Common stock | $-10.03M | -171K -86.87% | 25,792 0.02% of shares | medium |
| Q4 2025 as of | Norges Bank 13F manager | Trim | Common stock | $-9.42M | -375K -23.84% | 1,198,444 0.94% of shares | medium |
| Q4 2023 as of | Barclays PLC 13F manager | Trim | Common stock | $-8.77M | -146K -42.72% | 196,391 0.15% of shares | medium |
| Q1 2026 as of | Schroder Investment Management Group 13F manager | Exit | Common stock | $-8.31M | -329K -100.00% | 0 | medium |
| Q2 2026 as of | Granite Investment Partners, LLC 13F manager | Exit | Common stock | $-8.22M | -327K -100.00% | 0 | medium |
| Q1 2026 as of | CPPIB Crestone Peak Resources Canada Inc. 13F manager | Trim | Common stock | $-8.15M | -203K -91.18% | 19,600 0.02% of shares | medium |
| Q2 2024 as of | Barclays PLC 13F manager | Add | Common stock | $7.33M | +191K +740.87% | 216,878 0.17% of shares | medium |
| Q1 2026 as of | Natixis 13F manager | Exit | Common stock | $-6.46M | -257K -100.00% | 0 | medium |
| Q2 2023 as of | Barclays PLC 13F manager | Add | Common stock | $6.38M | +70K +28.92% | 312,230 0.24% of shares | medium |
| Q1 2026 as of | Rhumbline Advisers 13F manager | Add | Common stock | $6.38M | +159K +135.67% | 275,540 0.22% of shares | medium |
| Q1 2026 as of | AQR Arbitrage LLC 13F manager | New | Common stock | $5.90M | +147K | 146,604 0.11% of shares | medium |
| Q1 2026 as of | Twin Securities, Inc. 13F manager | New | Common stock | $5.13M | +127K | 127,440 0.10% of shares | medium |
| Q1 2026 as of | Water Island Capital LLC 13F manager | New | Common stock | $4.85M | +121K | 120,500 0.09% of shares | low |
| Q1 2026 as of | Apis Capital Advisors, LLC 13F manager | Exit | Common stock | $-4.82M | -192K -100.00% | 0 | low |
| Q1 2026 as of | Silvercrest Asset Management Group LLC 13F manager | Exit | Common stock | $-4.79M | -191K -100.00% | 0 | low |
| Q1 2026 as of | Bridgewater Associates, LP 13F manager | Trim | Common stock | $-4.38M | -109K -75.72% | 34,913 0.03% of shares | low |
| Q1 2026 as of | HighVista Strategies LLC 13F manager | Exit | Common stock | $-3.79M | -151K -100.00% | 0 | low |
| Q1 2026 as of | Prudential Financial Inc 13F manager | New | Common stock | $3.72M | +93K | 92,510 0.07% of shares | low |
| Q1 2026 as of | ING Groep NV 13F manager | Exit | Common stock | $-3.49M | -139K -100.00% | 0 | low |
| Q1 2026 as of | Perceptive Advisors LLC 13F manager | New | Common stock | $3.26M | +81K | 80,956 0.06% of shares | low |
| Q4 2024 as of | Barclays PLC 13F manager | Trim | Common stock | $-3.07M | -96K -37.64% | 159,565 0.12% of shares | low |
| Q1 2026 as of | Prelude Capital Management, LLC 13F manager | Add | Common stock | $2.93M | +73K +189.37% | 111,468 0.09% of shares | low |
| Q1 2026 as of | Harvest Management LLC 13F manager | New | Common stock | $2.82M | +70K | 70,000 0.05% of shares | low |
| Q1 2026 as of | Capital Fund Management S.A. 13F manager | New | Common stock | $2.74M | +68K | 68,112 0.05% of shares | low |
| Q1 2026 as of | Marshall Wace, LLP 13F manager | Trim | Common stock | $-2.49M | -62K -6.24% | 929,019 0.73% of shares | low |