Ticker · CUSIP 85472N109
Holders (tracked)
10
Combined shares
3,548,860
Combined value
$334.91M
Last close
$89.27
Quarter
2025Q4
Tracked holders · last 8 quarters
Flat over the last 8 quarters.
Price is -5.4% vs the avg quarter-end implied price across tracked holders.
SEC event timeline
21 events
- AQR Capital Management added2026-02-17+655,543 shares · 2025Q4Position
- D.E. Shaw & Co. added2026-02-17+118,300 shares · 2025Q4Position
- Steve Cohen (Point72) added2026-02-17+77,463 shares · 2025Q4Position
- Wellington Management added2026-02-17+15,614 shares · 2025Q4Position
- +144,921 shares · 2025Q4Position
- Two Sigma Investments added2026-02-17+268,025 shares · 2025Q4Position
- Izzy Englander (Millennium Mgmt) added2026-02-17+128,674 shares · 2025Q4Position
- −3,678 shares · 2025Q4Position
- Renaissance Technologies trimmed2026-02-12−8,300 shares · 2025Q4Position
- Norges Bank (Norway SWF) opened position2026-02-10+1,316,324 shares · 2025Q4Position
- AQR Capital Management added2025-11-14+5,397 shares · 2025Q3Position
- Izzy Englander (Millennium Mgmt) trimmed2025-11-14−43,019 shares · 2025Q3Position
- Steve Cohen (Point72) trimmed2025-11-14−18,486 shares · 2025Q3Position
- Two Sigma Investments added2025-11-14+186,940 shares · 2025Q3Position
- D.E. Shaw & Co. trimmed2025-11-14−33,400 shares · 2025Q3Position
- Wellington Management trimmed2025-11-14−182,485 shares · 2025Q3Position
- −16,547 shares · 2025Q3Position
- Renaissance Technologies added2025-11-13+48,100 shares · 2025Q3Position
- Norges Bank (Norway SWF) exited2025-11-13−1,450,541 shares · 2025Q3Position
- Norges Bank (Norway SWF) added2025-11-12+38 shares · 2024Q3Position
- Baillie Gifford & Co added2025-10-31+10 shares · 2025Q3Position
Insider activity
No insider transactions in the last 30 days.
Follow-the-investor returns
If you'd copied each holder of STN…
Cost basis inferred from each manager's quarter-over-quarter position changes. Sorted by % return on the position they're still holding.
| Investor | First in | Cost basis | Return | Position value today |
|---|---|---|---|---|
| Norges Bank (Norway SWF) | 2016Q1 | $35.72 | +149.9% | $117.5M |
| Renaissance Technologies | 2016Q1 | $55.99 | +59.4% | $11.2M |
| Wellington Management | 2017Q3 | $60.32 | +48.0% | $13.2M |
| Baillie Gifford & Co | 2024Q3 | $80.80 | +10.5% | $37K |
| Izzy Englander (Millennium Mgmt) | 2017Q3 | $88.62 | +0.7% | $18.5M |
| Ken Griffin (Citadel Advisors) | 2016Q2 | $94.45 | -5.5% | $12.9M |
| AQR Capital Management | 2025Q2 | $94.67 | -5.7% | $59.8M |
| Steve Cohen (Point72) | 2023Q1 | $94.85 | -5.9% | $7.4M |
| Two Sigma Investments | 2016Q2 | $96.01 | -7.0% | $50.9M |
| D.E. Shaw & Co. | 2016Q1 | $100.60 | -11.3% | $25.3M |
Who moved on this name in 2025Q4
Position changes reported for the latest quarter, grouped by direction.
New positions2
- Norges Bank (Norway SWF)+1,316,324$124.2M
- Ken Griffin (Citadel Advisors)+144,921$13.7M
Added to6
- AQR Capital Management+655,543$61.9M
- Two Sigma Investments+268,025$25.3M
- Izzy Englander (Millennium Mgmt)+128,674$12.1M
- D.E. Shaw & Co.+118,300$11.2M
- Steve Cohen (Point72)+77,463$7.3M
- Wellington Management+15,614$1.5M
Trimmed1
- Renaissance Technologies−8,300$783K
Exited1
- Ray Dalio (Bridgewater Associates)−3,678$397K
Institutional ownership over time
Distinct super-investors holding this ticker · combined dollar value, by quarter.
| Quarter | Holders | Combined value |
|---|---|---|
| 2022Q1 | 9 | $58.69B |
| 2022Q2 | 8 | $50.73B |
| 2022Q3 | 8 | $52.4M |
| 2022Q4 | 10 | $144.7M |
| 2023Q1 | 11 | $186.0M |
| 2023Q2 | 10 | $195.3M |
| 2023Q3 | 10 | $107.9M |
| 2023Q4 | 9 | $156.1M |
| 2024Q1 | 11 | $231.6M |
| 2024Q2 | 10 | $216.1M |
| 2024Q3 | 9 | $183.8M |
| 2024Q4 | 8 | $162.4M |
| 2025Q1 | 10 | $98.0M |
| 2025Q2 | 12 | $255.8M |
| 2025Q3 | 10 | $90.3M |
| 2025Q4 | 10 | $334.9M |
Who owns STN
10 super-investors · 2025Q4
Tracked stake
3.55M
shares
Combined value
$335M
% of shares outstanding
—
shares-out unknown
Quarter action mix
New2Added6Trim1Held1
| # | Manager | Shares | Value |
|---|---|---|---|
| 1 | Norges Bank Norway SWF | 1.32M | $124M |
| 2 | AQR Capital Management | 670.1K | $63M |
| 3 | Two Sigma Investments | 570.2K | $54M |
| 4 | D.E. Shaw & Co. | 283.7K | $27M |
| 5 | Izzy Englander Millennium Mgmt | 207.1K | $20M |
| 6 | Wellington Management | 147.6K | $14M |
| 7 | Ken Griffin Citadel Advisors | 144.9K | $14M |
| 8 | Renaissance Technologies | 125.8K | $12M |
| 9 | Steve Cohen Point72 | 82.8K | $8M |
| 10 | Baillie Gifford & Co | 413 | $39K |
Recent moves
20 transactions
- +268,025 · 2025Q4
- +128,674 · 2025Q4
- +144,921 · 2025Q4
- +655,543 · 2025Q4
- +15,614 · 2025Q4
- +118,300 · 2025Q4
- +77,463 · 2025Q4
- −3,678 · 2025Q4
- −8,300 · 2025Q4
- +1,316,324 · 2025Q4
- TRIMD.E. Shaw & Co.−33,400 · 2025Q3
- −182,485 · 2025Q3
- −43,019 · 2025Q3
- −18,486 · 2025Q3
- +186,940 · 2025Q3
- +5,397 · 2025Q3
- −16,547 · 2025Q3
- +48,100 · 2025Q3
- −1,450,541 · 2025Q3
- +38 · 2024Q3
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