Ticker · CUSIP 85512G106
Holders (tracked)
9
Combined shares
345,509
Combined value
$2.84M
Last close
—
Quarter
2025Q4
Tracked holders · last 8 quarters
+2 vs previous quarter over the last 8.
SEC event timeline
13 events
- Steve Cohen (Point72) opened position2026-02-17+15,262 shares · 2025Q413F
- Two Sigma Investments trimmed2026-02-17−2,390 shares · 2025Q413F
- Ken Griffin (Citadel Advisors) added2026-02-17+55,090 shares · 2025Q413F
- D.E. Shaw & Co. added2026-02-17+25,896 shares · 2025Q413F
- Izzy Englander (Millennium Mgmt) trimmed2026-02-17−41,272 shares · 2025Q413F
- Renaissance Technologies added2026-02-12+3,016 shares · 2025Q413F
- Norges Bank (Norway SWF) opened position2026-02-10+19,431 shares · 2025Q413F
- Izzy Englander (Millennium Mgmt) trimmed2025-11-14−31,774 shares · 2025Q313F
- AQR Capital Management exited2025-11-14−28,541 shares · 2025Q313F
- Two Sigma Investments opened position2025-11-14+30,093 shares · 2025Q313F
- D.E. Shaw & Co. opened position2025-11-14+33,546 shares · 2025Q313F
- Renaissance Technologies added2025-11-13+400 shares · 2025Q313F
- Norges Bank (Norway SWF) exited2025-11-13−19,431 shares · 2025Q313F
Insider activity
No insider transactions in the last 30 days.
Who moved on this name in 2025Q4
13F transactions reported for the latest quarter, grouped by direction.
New positions2
- Norges Bank (Norway SWF)+19,431$160K
- Steve Cohen (Point72)+15,262$126K
Added to3
- Ken Griffin (Citadel Advisors)+55,090$453K
- D.E. Shaw & Co.+25,896$213K
- Renaissance Technologies+3,016$25K
Trimmed2
- Izzy Englander (Millennium Mgmt)−41,272$340K
- Two Sigma Investments−2,390$20K
Exited0
—
Institutional ownership over time
Distinct super-investors holding this ticker · combined dollar value, by quarter.
| Quarter | Holders | Combined value |
|---|---|---|
| 2023Q1 | 7 | $37.0M |
| 2023Q2 | 9 | $37.7M |
| 2023Q3 | 9 | $29.8M |
| 2023Q4 | 8 | $35.0M |
| 2024Q1 | 8 | $27.8M |
| 2024Q2 | 9 | $25.3M |
| 2024Q3 | 9 | $3.4M |
| 2024Q4 | 8 | $2.3M |
| 2025Q1 | 6 | $1.2M |
| 2025Q2 | 6 | $2.2M |
| 2025Q3 | 7 | $2.2M |
| 2025Q4 | 9 | $2.8M |
Who owns STHO
9 super-investors · 2025Q4
Tracked stake
345.5K
shares
Combined value
$3M
% of shares outstanding
—
shares-out unknown
Quarter action mix
New2Added5Trim2
| # | Manager | Shares | Value |
|---|---|---|---|
| 1 | Ken Griffin Citadel Advisors | 99.1K | $816K |
| 2 | D.E. Shaw & Co. | 59.4K | $489K |
| 3 | Izzy Englander Millennium Mgmt | 59.0K | $486K |
| 4 | Renaissance Technologies | 37.8K | $311K |
| 5 | Two Sigma Investments | 27.7K | $228K |
| 6 | Norges Bank Norway SWF | 19.4K | $160K |
| 7 | Ken Griffin Citadel Advisors | 15.7K | $129K |
| 8 | Steve Cohen Point72 | 15.3K | $126K |
| 9 | Ken Griffin Citadel Advisors | 12.0K | $99K |
Recent moves
20 transactions
- −41,272 · 2025Q4
- +25,896 · 2025Q4
- +55,090 · 2025Q4
- +15,262 · 2025Q4
- −2,390 · 2025Q4
- +3,016 · 2025Q4
- +19,431 · 2025Q4
- +33,546 · 2025Q3
- −31,774 · 2025Q3
- −28,541 · 2025Q3
- +30,093 · 2025Q3
- +400 · 2025Q3
- −19,431 · 2025Q3
- +111,370 · 2025Q2
- +17,210 · 2025Q2
- +2,900 · 2025Q2
- +19,431 · 2025Q2
- −18,129 · 2025Q1
- SOLDD.E. Shaw & Co.−23,639 · 2025Q1
- −24,538 · 2025Q1
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