Ticker · CUSIP 844895102
Holders (tracked)
11
Combined shares
10,983,971
Combined value
$874.14M
Last close
—
Quarter
2025Q4
Tracked holders · last 8 quarters
+3 vs previous quarter over the last 8.
SEC event timeline
19 events
- Ken Griffin (Citadel Advisors) added2026-02-17+144,324 shares · 2025Q413F
- Two Sigma Investments opened position2026-02-17+12,573 shares · 2025Q413F
- +21,402 shares · 2025Q413F
- T. Rowe Price added2026-02-17+2,217 shares · 2025Q413F
- Wellington Management trimmed2026-02-17−14,345 shares · 2025Q413F
- AQR Capital Management added2026-02-17+201,560 shares · 2025Q413F
- Lee Ainslie (Maverick Capital) added2026-02-13+94,535 shares · 2025Q413F
- Renaissance Technologies trimmed2026-02-12−85,900 shares · 2025Q413F
- Norges Bank (Norway SWF) opened position2026-02-10+836,418 shares · 2025Q413F
- Mario Gabelli (GAMCO) trimmed2026-02-05−4,407 shares · 2025Q413F
- Lee Ainslie (Maverick Capital) trimmed2025-11-14−40,153 shares · 2025Q313F
- Wellington Management opened position2025-11-14+206,795 shares · 2025Q313F
- T. Rowe Price added2025-11-14+2,678 shares · 2025Q313F
- Carl Icahn trimmed2025-11-14−1,500,000 shares · 2025Q313F
- AQR Capital Management trimmed2025-11-14−2,128 shares · 2025Q313F
- Izzy Englander (Millennium Mgmt) exited2025-11-14−417,672 shares · 2025Q313F
- Norges Bank (Norway SWF) exited2025-11-13−851,434 shares · 2025Q313F
- Renaissance Technologies added2025-11-13+110,500 shares · 2025Q313F
- Mario Gabelli (GAMCO) trimmed2025-11-12−36,644 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 positions3
- Norges Bank (Norway SWF)+836,418$66.9M
- Izzy Englander (Millennium Mgmt)+21,402$1.7M
- Two Sigma Investments+12,573$1.0M
Added to4
- AQR Capital Management+201,560$16.1M
- Ken Griffin (Citadel Advisors)+144,324$11.5M
- Lee Ainslie (Maverick Capital)+94,535$7.6M
- T. Rowe Price+2,217$177
Trimmed3
- Renaissance Technologies−85,900$6.9M
- Wellington Management−14,345$1.1M
- Mario Gabelli (GAMCO)−4,407$353K
Exited0
—
Institutional ownership over time
Distinct super-investors holding this ticker · combined dollar value, by quarter.
| Quarter | Holders | Combined value |
|---|---|---|
| 2022Q1 | 13 | $57.68B |
| 2022Q2 | 14 | $61.12B |
| 2022Q3 | 14 | $43.4M |
| 2022Q4 | 13 | $757.3M |
| 2023Q1 | 12 | $799.2M |
| 2023Q2 | 12 | $812.7M |
| 2023Q3 | 13 | $685.0M |
| 2023Q4 | 11 | $759.5M |
| 2024Q1 | 12 | $1.78B |
| 2024Q2 | 13 | $1.63B |
| 2024Q3 | 11 | $1.07B |
| 2024Q4 | 12 | $972.2M |
| 2025Q1 | 12 | $801.9M |
| 2025Q2 | 10 | $915.0M |
| 2025Q3 | 8 | $761.3M |
| 2025Q4 | 11 | $874.1M |
Who owns SWX
11 super-investors · 2025Q4
Tracked stake
10.98M
shares
Combined value
$874M
% of shares outstanding
—
shares-out unknown
Quarter action mix
New3Added4Trim3Held1
| # | Manager | Shares | Value |
|---|---|---|---|
| 1 | Carl Icahn | 6.03M | $483M |
| 2 | Lee Ainslie Maverick Capital | 2.05M | $164M |
| 3 | Norges Bank Norway SWF | 836.4K | $67M |
| 4 | Mario Gabelli GAMCO | 819.3K | $66M |
| 5 | AQR Capital Management | 604.3K | $48M |
| 6 | Ken Griffin Citadel Advisors | 236.5K | $19M |
| 7 | Wellington Management | 192.4K | $15M |
| 8 | Renaissance Technologies | 120.4K | $10M |
| 9 | Izzy Englander Millennium Mgmt | 21.4K | $2M |
| 10 | Two Sigma Investments | 12.6K | $1M |
| 11 | T. Rowe Price | 60.1K | $5K |
Recent moves
20 transactions
- −14,345 · 2025Q4
- +21,402 · 2025Q4
- +144,324 · 2025Q4
- +201,560 · 2025Q4
- +2,217 · 2025Q4
- +12,573 · 2025Q4
- +94,535 · 2025Q4
- −85,900 · 2025Q4
- +836,418 · 2025Q4
- −4,407 · 2025Q4
- −2,128 · 2025Q3
- +2,678 · 2025Q3
- −417,672 · 2025Q3
- +206,795 · 2025Q3
- TRIMCarl Icahn−1,500,000 · 2025Q3
- −40,153 · 2025Q3
- +110,500 · 2025Q3
- −851,434 · 2025Q3
- −36,644 · 2025Q3
- SOLDD.E. Shaw & Co.−49,458 · 2025Q2
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