| 4 |
| Capital World Investors |
| 22.3M |
| $1.56B |
| +19.1% |
| 5.614% |
| 0.18% |
| 5 | BAILLIE GIFFORD & CO | 18.2M | $1.28B | -8.9% | 4.589% | 1.16% |
| 6 | STATE STREET CORP | 15.7M | $1.10B | +5.8% | 3.963% | 0.02% |
| 7 | VANGUARD PORTFOLIO MANAGEMENT LLC | 15.6M | $1.09B | -0.2% | 3.927% | 0.05% |
| 8 | SUSQUEHANNA INTERNATIONAL GROUP, LLP | 10.5M | $734.4M | -16.6% | 2.643% | 0.06% |
| 9 | GEODE CAPITAL MANAGEMENT, LLC | 9.7M | $678.8M | +2.9% | 2.447% | 0.04% |
| 10 | MORGAN STANLEY | 9.5M | $668.0M | +12.6% | 2.404% | 0.04% |
| 11 | Theleme Partners LLP | 8.1M | $564.3M | +0.1% | 2.031% | 33.52% |
| 12 | JANE STREET GROUP, LLC | 7.3M | $508.8M | -1.2% | 1.831% | 0.04% |
| 13 | TWO SIGMA INVESTMENTS, LP | 7.2M | $507.2M | -21.3% | 1.825% | 0.37% |
| 14 | CITADEL ADVISORS LLC | 6.2M | $436.5M | -11.8% | 1.571% | 0.02% |
| 15 | Invesco Ltd. | 5.8M | $404.8M | +20.8% | 1.457% | 0.03% |
| 16 | UBS Group AG | 5.2M | $361.9M | -38.0% | 1.302% | 0.05% |
| 17 | CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 4.8M | $338.9M | +2.2% | 1.220% | 0.05% |
| 18 | GOLDMAN SACHS GROUP INC | 4.8M | $335.9M | -29.1% | 1.209% | 0.03% |
| 19 | Flagship Pioneering, LLC | 4.6M | $324.4M | 0.0% | 1.167% | 21.07% |
| 20 | BNP PARIBAS FINANCIAL MARKETS | 4.4M | $321.8M | +1.3% | 1.104% | 0.11% |
| 21 | NORGES BANK | 3.0M | $211.9M | — | 0.763% | 0.02% |
| 22 | NORTHERN TRUST CORP | 3.0M | $209.1M | +1.1% | 0.752% | 0.02% |
| 23 | D. E. Shaw & Co., Inc. | 2.9M | $200.7M | -46.5% | 0.722% | 0.10% |
| 24 | BANQUE PICTET & CIE SA | 2.7M | $189.0M | -1.8% | 0.680% | 1.18% |
| 25 | CITIGROUP INC | 2.5M | $175.1M | -60.3% | 0.630% | 0.06% |
denotes a marquee investor (Buffett, Burry, ARK, Tiger Global, Pershing Square, Baupost and other widely-followed managers). “% of Fund” shows how much of that investor’s total 13F portfolio is invested in MRNA — a direct measure of their conviction.
| 79.15% |
| 22.36 pp |
| $8.47B |
| 48% |
| Q4 2024 | 709 | 5.1% | 101.51% | +31.73 pp | $16.20B | 11% |
| Q3 2024 | 747 | — | 69.78% | — | $18.14B | — |
Source: SEC 13F institutional filings. Ownership % requires market cap data and will show once linked. Δ columns compare to the immediately prior filed quarter.
129 institutions opened new positions in MRNA during Q2 2026, while 81 fully exited. 551 added to existing positions and 83 trimmed.
MRNA institutional ownership fell by 2.11 percentage points quarter-over-quarter, with a net change of +66 holders.
The top 10 institutions account for 59.1% of all reported 13F value in MRNA, and the top 25 account for 79.8%.
All data is sourced from SEC Form 13F filings, which institutional investment managers with at least $100M in assets are required to file each quarter. We process every 13F filing from EDGAR and recompute the aggregates after each cycle. Insider transactions are sourced from Form 4 filings.
Moderna, Inc. (MRNA) Institutional Ownership