Ticker · CUSIP 860372101
Holders (tracked)
10
Combined shares
1,621,355
Combined value
$113.92M
Last close
$67.52
Quarter
2025Q4
Price · 1Y$67.52+4.20 (+6.63%)H $76.00 · L $55.61 · Avg Vol 204K
Tracked holders · last 8 quarters
-1 vs previous quarter over the last 8.
Price is -3.9% vs the avg quarter-end implied price across tracked holders.
SEC event timeline
19 events
- Ken Griffin (Citadel Advisors) added2026-02-17+271,980 shares · 2025Q4Position
- Two Sigma Investments trimmed2026-02-17−41,172 shares · 2025Q4Position
- Izzy Englander (Millennium Mgmt) added2026-02-17+302,623 shares · 2025Q4Position
- T. Rowe Price added2026-02-17+1,337 shares · 2025Q4Position
- Wellington Management added2026-02-17+22,337 shares · 2025Q4Position
- AQR Capital Management trimmed2026-02-17−491 shares · 2025Q4Position
- Renaissance Technologies trimmed2026-02-12−27,113 shares · 2025Q4Position
- Ken Fisher (Fisher Asset Mgmt) trimmed2026-02-09−1,959 shares · 2025Q4Position
- Mario Gabelli (GAMCO) added2026-02-05+2,392 shares · 2025Q4Position
- First Eagle Investment Management added2026-02-04+6,762 shares · 2025Q4Position
- T. Rowe Price added2025-11-14+1,211 shares · 2025Q3Position
- Wellington Management added2025-11-14+2,714 shares · 2025Q3Position
- AQR Capital Management added2025-11-14+21,104 shares · 2025Q3Position
- Izzy Englander (Millennium Mgmt) trimmed2025-11-14−644,473 shares · 2025Q3Position
- Two Sigma Investments added2025-11-14+77,844 shares · 2025Q3Position
- Renaissance Technologies trimmed2025-11-13−7,200 shares · 2025Q3Position
- Mario Gabelli (GAMCO) added2025-11-12+1,661 shares · 2025Q3Position
- −5,292 shares · 2025Q3Position
- Ken Fisher (Fisher Asset Mgmt) added2025-11-12+1,974 shares · 2025Q3Position
Insider activity
No insider transactions in the last 30 days.
Follow-the-investor returns
If you'd copied each holder of STC…
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 |
|---|---|---|---|---|
| Ken Fisher (Fisher Asset Mgmt) | 2016Q1 | $41.82 | +61.4% | $2.1M |
| First Eagle Investment Management | 2021Q2 | $45.85 | +47.3% | $8.2M |
| Renaissance Technologies | 2016Q1 | $47.35 | +42.6% | $6.3M |
| T. Rowe Price | 2016Q1 | $59.14 | +14.2% | $1.8M |
| Wellington Management | 2016Q1 | $61.56 | +9.7% | $12.5M |
| Mario Gabelli (GAMCO) | 2025Q2 | $65.91 | +2.4% | $2.2M |
| AQR Capital Management | 2016Q1 | $65.98 | +2.3% | $2.0M |
| Izzy Englander (Millennium Mgmt) | 2016Q3 | $68.25 | -1.1% | $47.3M |
| Ken Griffin (Citadel Advisors) | 2016Q3 | $70.19 | -3.8% | $21.8M |
| Two Sigma Investments | 2016Q1 | $70.33 | -4.0% | $5.2M |
Who moved on this name in 2025Q4
Position changes reported for the latest quarter, grouped by direction.
New positions0
—
Added to6
- Izzy Englander (Millennium Mgmt)+302,623$21.3M
- Ken Griffin (Citadel Advisors)+271,980$19.1M
- Wellington Management+22,337$1.6M
- First Eagle Investment Management+6,762$475K
- Mario Gabelli (GAMCO)+2,392$168K
- T. Rowe Price+1,337$94
Trimmed4
- Two Sigma Investments−41,172$2.9M
- Renaissance Technologies−27,113$1.9M
- Ken Fisher (Fisher Asset Mgmt)−1,959$138K
- AQR Capital Management−491$34K
Exited0
—
Institutional ownership over time
Distinct super-investors holding this ticker · combined dollar value, by quarter.
| Quarter | Holders | Combined value |
|---|---|---|
| 2022Q1 | 14 | $1.24B |
| 2022Q2 | 13 | $266.0M |
| 2022Q3 | 13 | $233.4M |
| 2022Q4 | 15 | $223.0M |
| 2023Q1 | 16 | $219.4M |
| 2023Q2 | 14 | $208.2M |
| 2023Q3 | 13 | $209.1M |
| 2023Q4 | 12 | $289.2M |
| 2024Q1 | 13 | $327.5M |
| 2024Q2 | 12 | $325.9M |
| 2024Q3 | 12 | $133.0M |
| 2024Q4 | 11 | $95.8M |
| 2025Q1 | 12 | $108.7M |
| 2025Q2 | 10 | $106.7M |
| 2025Q3 | 11 | $79.9M |
| 2025Q4 | 10 | $113.9M |
Who owns STC
10 super-investors · 2025Q4
Tracked stake
1.62M
shares
Combined value
$114M
% of shares outstanding
—
shares-out unknown
Quarter action mix
Added6Trim4
| # | Manager | Shares | Value |
|---|---|---|---|
| 1 | Izzy Englander Millennium Mgmt | 701.1K | $49M |
| 2 | Ken Griffin Citadel Advisors | 323.3K | $23M |
| 3 | Wellington Management | 185.4K | $13M |
| 4 | First Eagle Investment Management | 121.8K | $9M |
| 5 | Renaissance Technologies | 93.1K | $7M |
| 6 | Two Sigma Investments | 77.0K | $5M |
| 7 | Mario Gabelli GAMCO | 32.0K | $2M |
| 8 | Ken Fisher Fisher Asset Mgmt | 31.1K | $2M |
| 9 | AQR Capital Management | 29.2K | $2M |
| 10 | T. Rowe Price | 27.4K | $2M |
Recent moves
20 transactions
- +22,337 · 2025Q4
- −491 · 2025Q4
- +271,980 · 2025Q4
- +302,623 · 2025Q4
- −41,172 · 2025Q4
- +1,337 · 2025Q4
- −27,113 · 2025Q4
- −1,959 · 2025Q4
- +2,392 · 2025Q4
- +6,762 · 2025Q4
- +1,211 · 2025Q3
- +2,714 · 2025Q3
- +21,104 · 2025Q3
- +77,844 · 2025Q3
- −644,473 · 2025Q3
- −7,200 · 2025Q3
- −5,292 · 2025Q3
- +1,661 · 2025Q3
- +1,974 · 2025Q3
- +37,173 · 2025Q2
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