Ticker · CUSIP 858927106
Holders (tracked)
7
Combined shares
1,721,615
Combined value
$51.88M
Last close
—
Quarter
2025Q4
Tracked holders · last 8 quarters
+1 vs previous quarter over the last 8.
SEC event timeline
12 events
- Ken Griffin (Citadel Advisors) trimmed2026-02-17−85,437 shares · 2025Q413F
- Two Sigma Investments trimmed2026-02-17−76,066 shares · 2025Q413F
- Izzy Englander (Millennium Mgmt) trimmed2026-02-17−125,478 shares · 2025Q413F
- T. Rowe Price added2026-02-17+3,755 shares · 2025Q413F
- Wellington Management trimmed2026-02-17−22,055 shares · 2025Q413F
- +7,428 shares · 2025Q413F
- AQR Capital Management added2026-02-17+7,872 shares · 2025Q413F
- Izzy Englander (Millennium Mgmt) added2025-11-14+318,011 shares · 2025Q313F
- Two Sigma Investments opened position2025-11-14+100,694 shares · 2025Q313F
- T. Rowe Price added2025-11-14+901 shares · 2025Q313F
- Wellington Management trimmed2025-11-14−259,786 shares · 2025Q313F
- AQR Capital Management added2025-11-14+33,085 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 positions1
- Paul Tudor Jones (Tudor Investment)+7,428$230K
Added to2
- AQR Capital Management+7,872$244K
- T. Rowe Price+3,755$116
Trimmed4
- Izzy Englander (Millennium Mgmt)−125,478$3.9M
- Ken Griffin (Citadel Advisors)−85,437$2.6M
- Two Sigma Investments−76,066$2.4M
- Wellington Management−22,055$682K
Exited0
—
Institutional ownership over time
Distinct super-investors holding this ticker · combined dollar value, by quarter.
| Quarter | Holders | Combined value |
|---|---|---|
| 2022Q4 | 8 | $229.2M |
| 2023Q1 | 7 | $189.2M |
| 2023Q2 | 6 | $181.5M |
| 2023Q3 | 4 | $158.9M |
| 2023Q4 | 3 | $218.8M |
| 2024Q1 | 4 | $196.7M |
| 2024Q2 | 6 | $188.9M |
| 2024Q3 | 5 | $30.5M |
| 2024Q4 | 6 | $26.5M |
| 2025Q1 | 5 | $45.9M |
| 2025Q2 | 5 | $46.0M |
| 2025Q3 | 6 | $59.8M |
| 2025Q4 | 7 | $51.9M |
Who owns STEL
7 super-investors · 2025Q4
Tracked stake
1.72M
shares
Combined value
$52M
% of shares outstanding
—
shares-out unknown
Quarter action mix
New1Added2Trim4
| # | Manager | Shares | Value |
|---|---|---|---|
| 1 | Izzy Englander Millennium Mgmt | 1.11M | $34M |
| 2 | Wellington Management | 358.5K | $11M |
| 3 | Ken Griffin Citadel Advisors | 95.8K | $3M |
| 4 | AQR Capital Management | 78.0K | $2M |
| 5 | Two Sigma Investments | 24.6K | $762K |
| 6 | Paul Tudor Jones Tudor Investment | 7.4K | $230K |
| 7 | T. Rowe Price | 44.9K | $1K |
Recent moves
20 transactions
- −125,478 · 2025Q4
- −76,066 · 2025Q4
- −85,437 · 2025Q4
- −22,055 · 2025Q4
- +7,428 · 2025Q4
- +7,872 · 2025Q4
- +3,755 · 2025Q4
- +33,085 · 2025Q3
- −259,786 · 2025Q3
- +318,011 · 2025Q3
- +100,694 · 2025Q3
- +901 · 2025Q3
- −40,942 · 2025Q2
- +37,388 · 2025Q2
- +10,524 · 2025Q2
- −69,567 · 2025Q2
- +6,270 · 2025Q2
- SOLDD.E. Shaw & Co.−7,191 · 2025Q1
- +98,224 · 2025Q1
- −67,295 · 2025Q1
Embed this chart
Paste this iframe anywhere to embed the live STEL chart.
<iframe src="https://openstocks.me/embed/stock/STEL" width="100%" height="480" frameborder="0" loading="lazy" title="STEL chart by OpenStocks" style="border:0;border-radius:12px;background:transparent"></iframe>