Ticker · CUSIP 84833T103
Holders (tracked)
6
Combined shares
2,190,742
Combined value
$5.10M
Last close
—
Quarter
2025Q4
Tracked holders · last 8 quarters
+3 vs previous quarter over the last 8.
SEC event timeline
7 events
- +24,107 shares · 2025Q413F
- Two Sigma Investments added2026-02-17+323,171 shares · 2025Q413F
- +397,864 shares · 2025Q413F
- Steve Cohen (Point72) opened position2026-02-17+43,579 shares · 2025Q413F
- Renaissance Technologies trimmed2026-02-12−173,243 shares · 2025Q413F
- Two Sigma Investments opened position2025-11-14+49,399 shares · 2025Q313F
- Renaissance Technologies added2025-11-13+620,600 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
- Ken Griffin (Citadel Advisors)+397,864$927K
- Steve Cohen (Point72)+43,579$102K
- Izzy Englander (Millennium Mgmt)+24,107$56K
Added to1
- Two Sigma Investments+323,171$753K
Trimmed1
- Renaissance Technologies−173,243$404K
Exited0
—
Institutional ownership over time
Distinct super-investors holding this ticker · combined dollar value, by quarter.
| Quarter | Holders | Combined value |
|---|---|---|
| 2022Q1 | 7 | $18.2M |
| 2022Q2 | 9 | $2.5M |
| 2022Q3 | 4 | $4K |
| 2022Q4 | 4 | $915K |
| 2023Q1 | 4 | $758K |
| 2023Q2 | 7 | $1.4M |
| 2023Q3 | 4 | $749K |
| 2023Q4 | 4 | $974K |
| 2024Q1 | 3 | $1.1M |
| 2024Q2 | 6 | $2.4M |
| 2024Q3 | 5 | $1.5M |
| 2024Q4 | 4 | $1.3M |
| 2025Q1 | 4 | $750K |
| 2025Q2 | 3 | $3.1M |
| 2025Q3 | 3 | $2.9M |
| 2025Q4 | 6 | $5.1M |
Who owns SPRO
6 super-investors · 2025Q4
Tracked stake
2.19M
shares
Combined value
$5M
% of shares outstanding
—
shares-out unknown
Quarter action mix
New4Added1Trim1
| # | Manager | Shares | Value |
|---|---|---|---|
| 1 | Renaissance Technologies | 1.28M | $3M |
| 2 | Ken Griffin Citadel Advisors | 397.9K | $927K |
| 3 | Two Sigma Investments | 372.6K | $868K |
| 4 | Ken Griffin Citadel Advisors | 73.1K | $170K |
| 5 | Steve Cohen Point72 | 43.6K | $102K |
| 6 | Izzy Englander Millennium Mgmt | 24.1K | $56K |
Recent moves
20 transactions
- +43,579 · 2025Q4
- +397,864 · 2025Q4
- +323,171 · 2025Q4
- +24,107 · 2025Q4
- −173,243 · 2025Q4
- +49,399 · 2025Q3
- +620,600 · 2025Q3
- −138,742 · 2025Q2
- −134,684 · 2025Q1
- −32,172 · 2024Q4
- +130,938 · 2024Q4
- −66,346 · 2024Q3
- −1,299 · 2024Q3
- −49,354 · 2024Q2
- ADDBlackRock+6,506 · 2024Q2
- +121,492 · 2024Q2
- −985 · 2024Q1
- +306,995 · 2024Q1
- TRIMBlackRock−3,703 · 2024Q1
- −17,023 · 2023Q4
Embed this chart
Paste this iframe anywhere to embed the live SPRO chart.
<iframe src="https://openstocks.me/embed/stock/SPRO" width="100%" height="480" frameborder="0" loading="lazy" title="SPRO chart by OpenStocks" style="border:0;border-radius:12px;background:transparent"></iframe>