Ticker · CUSIP 60770K107
Holders (tracked)
25
Combined shares
57,231,971
Combined value
$1.67B
Last close
$54.68
Quarter
2025Q4
Tracked holders · last 8 quarters
+9 vs previous quarter over the last 8.
Price is +87.0% vs the avg quarter-end implied price across tracked holders.
SEC event timeline
26 events
- Wellington Management trimmed2026-02-17−3,252 shares · 2025Q413F
- +200,000 shares · 2025Q413F
- AQR Capital Management opened position2026-02-17+12,010 shares · 2025Q413F
- +96,206 shares · 2025Q413F
- Ken Griffin (Citadel Advisors) trimmed2026-02-17−1,408,601 shares · 2025Q413F
- Two Sigma Investments trimmed2026-02-17−187,885 shares · 2025Q413F
- D.E. Shaw & Co. trimmed2026-02-17−963,615 shares · 2025Q413F
- Izzy Englander (Millennium Mgmt) trimmed2026-02-17−763,825 shares · 2025Q413F
- Steve Cohen (Point72) trimmed2026-02-17−2,290,200 shares · 2025Q413F
- T. Rowe Price added2026-02-17+11,148 shares · 2025Q413F
- −207,029 shares · 2025Q413F
- Renaissance Technologies opened position2026-02-12+568,400 shares · 2025Q413F
- Norges Bank (Norway SWF) opened position2026-02-10+2,702,832 shares · 2025Q413F
- Baillie Gifford & Co trimmed2026-01-23−1,266,152 shares · 2025Q413F
- −535,665 shares · 2025Q313F
- D.E. Shaw & Co. trimmed2025-11-14−1,317,181 shares · 2025Q313F
- Two Sigma Investments added2025-11-14+570,773 shares · 2025Q313F
- T. Rowe Price trimmed2025-11-14−141,294 shares · 2025Q313F
- Wellington Management added2025-11-14+47,742 shares · 2025Q313F
- Izzy Englander (Millennium Mgmt) added2025-11-14+297,968 shares · 2025Q313F
- Jeremy Grantham (GMO) exited2025-11-13−255,018 shares · 2025Q313F
- Renaissance Technologies exited2025-11-13−1,003,900 shares · 2025Q313F
- Norges Bank (Norway SWF) exited2025-11-13−3,439,999 shares · 2025Q313F
- +222,210 shares · 2025Q313F
- Norges Bank (Norway SWF) added2025-11-12+417,703 shares · 2024Q313F
- Baillie Gifford & Co trimmed2025-10-31−247,458 shares · 2025Q313F
Insider activity
No insider transactions in the last 30 days.
Follow-the-investor returns
If you'd copied each holder of MRNA…
Cost basis inferred from 13F share-delta history. Sorted by % return on the position they're still holding.
| Investor | First in | Cost basis | Return | Position value today |
|---|---|---|---|---|
| Ken Griffin (Citadel Advisors) | 2019Q1 | $27.75 | +97.0% | $31.7M |
| Ken Griffin (Citadel Advisors) | 2019Q1 | $27.75 | +97.0% | $31.7M |
| Ken Griffin (Citadel Advisors) | 2019Q1 | $27.75 | +97.0% | $31.7M |
| D.E. Shaw & Co. | 2019Q2 | $28.86 | +89.5% | $102.1M |
| D.E. Shaw & Co. | 2019Q2 | $28.86 | +89.5% | $102.1M |
| D.E. Shaw & Co. | 2019Q2 | $28.86 | +89.5% | $102.1M |
| Izzy Englander (Millennium Mgmt) | 2018Q4 | $28.91 | +89.1% | $22.1M |
| Izzy Englander (Millennium Mgmt) | 2018Q4 | $28.91 | +89.1% | $22.1M |
| Izzy Englander (Millennium Mgmt) | 2018Q4 | $28.91 | +89.1% | $22.1M |
| Two Sigma Investments | 2019Q2 | $29.49 | +85.4% | $656K |
| Two Sigma Investments | 2019Q2 | $29.49 | +85.4% | $656K |
| Two Sigma Investments | 2019Q2 | $29.49 | +85.4% | $656K |
| Paul Tudor Jones (Tudor Investment) | 2020Q3 | $29.80 | +83.5% | $17.5M |
| Paul Tudor Jones (Tudor Investment) | 2020Q3 | $29.80 | +83.5% | $17.5M |
| Paul Tudor Jones (Tudor Investment) | 2020Q3 | $29.80 | +83.5% | $17.5M |
| T. Rowe Price | 2018Q4 | $32.38 | +68.9% | $27.0M |
| Steve Cohen (Point72) | 2018Q4 | $32.87 | +66.3% | $9.7M |
| Steve Cohen (Point72) | 2018Q4 | $32.87 | +66.3% | $9.7M |
| Renaissance Technologies | 2019Q2 | $41.35 | +32.2% | $31.1M |
| Ray Dalio (Bridgewater Associates) | 2021Q3 | $43.73 | +25.0% | $830K |
| AQR Capital Management | 2020Q1 | $48.76 | +12.1% | $657K |
| Wellington Management | 2018Q4 | $69.11 | -20.9% | $4.6M |
| Baillie Gifford & Co | 2018Q4 | $121.12 | -54.9% | $1.13B |
| Philippe Laffont (Coatue) | 2021Q1 | $248.56 | -78.0% | $10.9M |
| Norges Bank (Norway SWF) | 2018Q4 | $7636.40 | -99.3% | $147.8M |
Who moved on this name in 2025Q4
13F transactions reported for the latest quarter, grouped by direction.
New positions5
- Norges Bank (Norway SWF)+2,702,832$79.7M
- Renaissance Technologies+568,400$16.8M
- Philippe Laffont (Coatue)+200,000$5.9M
- Paul Tudor Jones (Tudor Investment)+96,206$2.8M
- AQR Capital Management+12,010$354K
Added to1
- T. Rowe Price+11,148$329
Trimmed8
- Steve Cohen (Point72)−2,290,200$67.5M
- Ken Griffin (Citadel Advisors)−1,408,601$41.5M
- Baillie Gifford & Co−1,266,152$37.3M
- D.E. Shaw & Co.−963,615$28.4M
- Izzy Englander (Millennium Mgmt)−763,825$22.5M
- Ray Dalio (Bridgewater Associates)−207,029$6.1M
- Two Sigma Investments−187,885$5.5M
- Wellington Management−3,252$96K
Exited0
—
Institutional ownership over time
Distinct super-investors holding this ticker · combined dollar value, by quarter.
| Quarter | Holders | Combined value |
|---|---|---|
| 2022Q1 | 20 | $541.12B |
| 2022Q2 | 22 | $494.89B |
| 2022Q3 | 22 | $422.6M |
| 2022Q4 | 25 | $17.15B |
| 2023Q1 | 24 | $14.36B |
| 2023Q2 | 23 | $11.15B |
| 2023Q3 | 19 | $9.02B |
| 2023Q4 | 19 | $8.35B |
| 2024Q1 | 18 | $9.14B |
| 2024Q2 | 21 | $10.10B |
| 2024Q3 | 21 | $4.13B |
| 2024Q4 | 20 | $2.52B |
| 2025Q1 | 19 | $1.59B |
| 2025Q2 | 19 | $1.68B |
| 2025Q3 | 16 | $1.57B |
| 2025Q4 | 25 | $1.67B |
Congress members trading this stock
| Date | Member | Type | Amount range | Filing |
|---|---|---|---|---|
| 2025-04-08 | Rob Bresnahan | Sell | $1K – $15K | PDF ↗ |
| 2025-02-25 | Rob Bresnahan | Buy | $1K – $15K | PDF ↗ |
| 2025-01-15 | Julie Johnson | Sell | $1K – $15K | PDF ↗ |
Who owns MRNA
25 super-investors · 2025Q4
Tracked stake
57.23M
shares
Combined value
$1.67B
% of shares outstanding
—
shares-out unknown
Quarter action mix
New7Added1Trim17
| # | Manager | Shares | Value |
|---|---|---|---|
| 1 | Baillie Gifford & Co | 20.58M | $607M |
| 2 | Two Sigma Investments | 7.34M | $217M |
| 3 | Ken Griffin Citadel Advisors | 6.90M | $203M |
| 4 | D.E. Shaw & Co. | 5.18M | $153M |
| 5 | Ken Griffin Citadel Advisors | 4.46M | $132M |
| 6 | D.E. Shaw & Co. | 4.11M | $121M |
| 7 | Norges Bank Norway SWF | 2.70M | $80M |
| 8 | D.E. Shaw & Co. | 1.87M | $55M |
| 9 | Ken Griffin Citadel Advisors | 579.1K | $17M |
| 10 | Renaissance Technologies | 568.4K | $17M |
| 11 | Paul Tudor Jones Tudor Investment | 485.0K | $14M |
| 12 | Izzy Englander Millennium Mgmt | 403.6K | $12M |
| 13 | Izzy Englander Millennium Mgmt | 388.5K | $11M |
| 14 | Paul Tudor Jones Tudor Investment | 320.2K | $9M |
| 15 | Philippe Laffont Coatue | 200.0K | $6M |
| 16 | Steve Cohen Point72 | 178.0K | $5M |
| 17 | Izzy Englander Millennium Mgmt | 123.6K | $4M |
| 18 | Steve Cohen Point72 | 122.5K | $4M |
| 19 | Paul Tudor Jones Tudor Investment | 96.2K | $3M |
| 20 | Wellington Management | 83.3K | $2M |
| 21 | Ray Dalio Bridgewater Associates | 15.2K | $448K |
| 22 | AQR Capital Management | 12.0K | $354K |
| 23 | Two Sigma Investments | 12.0K | $354K |
| 24 | Two Sigma Investments | 8.7K | $257K |
| 25 | T. Rowe Price | 494.0K | $15K |
Recent moves
20 transactions
- +96,206 · 2025Q4
- −187,885 · 2025Q4
- −763,825 · 2025Q4
- −2,290,200 · 2025Q4
- TRIMD.E. Shaw & Co.−963,615 · 2025Q4
- +12,010 · 2025Q4
- +200,000 · 2025Q4
- +11,148 · 2025Q4
- −1,408,601 · 2025Q4
- −3,252 · 2025Q4
- −207,029 · 2025Q4
- +568,400 · 2025Q4
- +2,702,832 · 2025Q4
- −1,266,152 · 2025Q4
- −535,665 · 2025Q3
- +297,968 · 2025Q3
- +570,773 · 2025Q3
- TRIMD.E. Shaw & Co.−1,317,181 · 2025Q3
- TRIMT. Rowe Price−141,294 · 2025Q3
- +47,742 · 2025Q3
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