Ticker · CUSIP 81758H106
Holders (tracked)
7
Combined shares
2,436,283
Combined value
$24.83M
Last close
—
Quarter
2025Q4
Tracked holders · last 8 quarters
-1 vs previous quarter over the last 7.
SEC event timeline
14 events
- D.E. Shaw & Co. trimmed2026-02-17−277,470 shares · 2025Q413F
- Ken Griffin (Citadel Advisors) trimmed2026-02-17−902,938 shares · 2025Q413F
- Two Sigma Investments trimmed2026-02-17−3,343 shares · 2025Q413F
- Wellington Management exited2026-02-17−251,408 shares · 2025Q413F
- Steve Cohen (Point72) opened position2026-02-17+264,477 shares · 2025Q413F
- T. Rowe Price added2026-02-17+19,271 shares · 2025Q413F
- −12,779 shares · 2025Q413F
- −128,337 shares · 2025Q313F
- Two Sigma Investments trimmed2025-11-14−89,216 shares · 2025Q313F
- D.E. Shaw & Co. opened position2025-11-14+392,405 shares · 2025Q313F
- T. Rowe Price added2025-11-14+1,371 shares · 2025Q313F
- Wellington Management opened position2025-11-14+251,408 shares · 2025Q313F
- Izzy Englander (Millennium Mgmt) exited2025-11-14−130,194 shares · 2025Q313F
- +12,779 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
- Steve Cohen (Point72)+264,477$2.7M
Added to1
- T. Rowe Price+19,271$200
Trimmed3
- Ken Griffin (Citadel Advisors)−902,938$9.4M
- D.E. Shaw & Co.−277,470$2.9M
- Two Sigma Investments−3,343$35K
Exited2
- Wellington Management−251,408$2.9M
- Ray Dalio (Bridgewater Associates)−12,779$149K
Institutional ownership over time
Distinct super-investors holding this ticker · combined dollar value, by quarter.
| Quarter | Holders | Combined value |
|---|---|---|
| 2024Q2 | 2 | $661K |
| 2024Q3 | 3 | $4.1M |
| 2024Q4 | 5 | $13.2M |
| 2025Q1 | 7 | $9.5M |
| 2025Q2 | 7 | $16.3M |
| 2025Q3 | 8 | $46.2M |
| 2025Q4 | 7 | $24.8M |
Who owns SERV
7 super-investors · 2025Q4
Tracked stake
2.44M
shares
Combined value
$25M
% of shares outstanding
—
shares-out unknown
Quarter action mix
New1Added1Trim5
| # | Manager | Shares | Value |
|---|---|---|---|
| 1 | Ken Griffin Citadel Advisors | 862.7K | $9M |
| 2 | Ken Griffin Citadel Advisors | 691.7K | $7M |
| 3 | Ken Griffin Citadel Advisors | 345.7K | $4M |
| 4 | Steve Cohen Point72 | 264.5K | $3M |
| 5 | D.E. Shaw & Co. | 114.9K | $1M |
| 6 | Two Sigma Investments | 112.6K | $1M |
| 7 | T. Rowe Price | 44.1K | $458 |
Recent moves
20 transactions
- −251,408 · 2025Q4
- +19,271 · 2025Q4
- −902,938 · 2025Q4
- −3,343 · 2025Q4
- TRIMD.E. Shaw & Co.−277,470 · 2025Q4
- +264,477 · 2025Q4
- −12,779 · 2025Q4
- −128,337 · 2025Q3
- −89,216 · 2025Q3
- −130,194 · 2025Q3
- +392,405 · 2025Q3
- +1,371 · 2025Q3
- +251,408 · 2025Q3
- +12,779 · 2025Q3
- +110,811 · 2025Q2
- −359,310 · 2025Q2
- +90,399 · 2025Q2
- +23,442 · 2025Q2
- −109,000 · 2025Q2
- +37,938 · 2025Q1
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