Ticker · CUSIP 848560306
Holders (tracked)
9
Combined shares
595,449
Combined value
$4.34M
Last close
—
Quarter
2025Q4
Tracked holders · last 8 quarters
+2 vs previous quarter over the last 8.
SEC event timeline
19 events
- Oehme Johann Gabriel · Chief Technology Officer2026-02-20Sold $108.8K @ $8.53Insider sell
- Ken Griffin (Citadel Advisors) trimmed2026-02-17−130,067 shares · 2025Q4Position
- D.E. Shaw & Co. exited2026-02-17−40,600 shares · 2025Q4Position
- Two Sigma Investments trimmed2026-02-17−68,360 shares · 2025Q4Position
- Izzy Englander (Millennium Mgmt) trimmed2026-02-17−64,466 shares · 2025Q4Position
- T. Rowe Price added2026-02-17+2,471 shares · 2025Q4Position
- +44,651 shares · 2025Q4Position
- AQR Capital Management opened position2026-02-17+11,262 shares · 2025Q4Position
- Renaissance Technologies opened position2026-02-12+53,700 shares · 2025Q4Position
- Condor Theresa · Chief Executive Officer2026-01-21Sold $14.5K @ $12.10Insider sell
- Platzer Peter · Executive Chairman2026-01-21Sold $21.8K @ $12.10Insider sell
- Condor Theresa · Chief Executive Officer2025-12-22Sold $9.9K @ $8.24Insider sell
- Platzer Peter · Executive Chairman2025-12-22Sold $14.8K @ $8.24Insider sell
- Condor Theresa · Chief Executive Officer2025-11-21Sold $296.9K @ $7.59Insider sell
- Platzer Peter · Executive Chairman2025-11-21Sold $415.9K @ $7.59Insider sell
- AQR Capital Management exited2025-11-14−18,369 shares · 2025Q3Position
- Izzy Englander (Millennium Mgmt) added2025-11-14+69,884 shares · 2025Q3Position
- Two Sigma Investments added2025-11-14+98,440 shares · 2025Q3Position
- Renaissance Technologies exited2025-11-13−32,300 shares · 2025Q3Position
Insider activity
No insider transactions in the last 30 days.
Who moved on this name in 2025Q4
Position changes reported for the latest quarter, grouped by direction.
New positions3
- Renaissance Technologies+53,700$403K
- Paul Tudor Jones (Tudor Investment)+44,651$335K
- AQR Capital Management+11,262$84K
Added to1
- T. Rowe Price+2,471$19
Trimmed3
- Ken Griffin (Citadel Advisors)−130,067$976K
- Two Sigma Investments−68,360$513K
- Izzy Englander (Millennium Mgmt)−64,466$483K
Exited1
- D.E. Shaw & Co.−40,600$446K
Institutional ownership over time
Distinct super-investors holding this ticker · combined dollar value, by quarter.
| Quarter | Holders | Combined value |
|---|---|---|
| 2023Q3 | 7 | $1.9M |
| 2023Q4 | 8 | $2.2M |
| 2024Q1 | 7 | $6.5M |
| 2024Q2 | 7 | $16.2M |
| 2024Q3 | 5 | $2.3M |
| 2024Q4 | 6 | $4.3M |
| 2025Q1 | 5 | $4.2M |
| 2025Q2 | 9 | $7.2M |
| 2025Q3 | 7 | $8.3M |
| 2025Q4 | 9 | $4.3M |
Who owns SPIR
9 super-investors · 2025Q4
Tracked stake
595.4K
shares
Combined value
$4M
% of shares outstanding
—
shares-out unknown
Quarter action mix
New3Added1Trim5
| # | Manager | Shares | Value |
|---|---|---|---|
| 1 | Ken Griffin Citadel Advisors | 175.2K | $1M |
| 2 | Izzy Englander Millennium Mgmt | 136.6K | $1M |
| 3 | Ken Griffin Citadel Advisors | 83.3K | $625K |
| 4 | Renaissance Technologies | 53.7K | $403K |
| 5 | Two Sigma Investments | 53.6K | $402K |
| 6 | Paul Tudor Jones Tudor Investment | 44.7K | $335K |
| 7 | Ken Griffin Citadel Advisors | 20.9K | $157K |
| 8 | AQR Capital Management | 11.3K | $84K |
| 9 | T. Rowe Price | 16.2K | $122 |
Recent moves
20 transactions
- +44,651 · 2025Q4
- +11,262 · 2025Q4
- SOLDD.E. Shaw & Co.−40,600 · 2025Q4
- −68,360 · 2025Q4
- −64,466 · 2025Q4
- −130,067 · 2025Q4
- +2,471 · 2025Q4
- +53,700 · 2025Q4
- −18,369 · 2025Q3
- +98,440 · 2025Q3
- +69,884 · 2025Q3
- −32,300 · 2025Q3
- +18,369 · 2025Q2
- +131,220 · 2025Q2
- +5,822 · 2025Q2
- +13,752 · 2025Q2
- −47,800 · 2025Q2
- −20,308 · 2025Q1
- +32,600 · 2025Q1
- −13,259 · 2025Q1
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