Ticker · CUSIP 174615104
Holders (tracked)
2
Combined shares
22,486
Combined value
$1.28M
Last close
$68.35
Quarter
2025Q4
Price · 1Y$68.35+14.23 (+26.28%)H $68.99 · L $51.16 · Avg Vol 9K
Position opened
Tracked holders · last 8 quarters
Flat over the last 8 quarters.
Price is +19.9% vs the avg quarter-end implied price across tracked holders.
SEC event timeline
3 events
- Ken Griffin (Citadel Advisors) added2026-02-17+4,284 shares · 2025Q4Position
- Izzy Englander (Millennium Mgmt) added2026-02-17+7,158 shares · 2025Q4Position
- +6,048 shares · 2025Q3Position
Insider activity
No insider transactions in the last 30 days.
Follow-the-investor returns
If you'd copied each holder of CZFS…
Cost basis inferred from each manager's quarter-over-quarter position changes. Sorted by % return on the position they're still holding.
| Investor | First in | Cost basis | Return | Position value today |
|---|---|---|---|---|
| Ken Griffin (Citadel Advisors) | 2023Q4 | $56.48 | +21.0% | $634K |
| Izzy Englander (Millennium Mgmt) | 2022Q3 | $67.60 | +1.1% | $903K |
Who moved on this name in 2025Q4
Position changes reported for the latest quarter, grouped by direction.
New positions0
—
Added to2
- Izzy Englander (Millennium Mgmt)+7,158$408K
- Ken Griffin (Citadel Advisors)+4,284$244K
Trimmed0
—
Exited0
—
Institutional ownership over time
Distinct super-investors holding this ticker · combined dollar value, by quarter.
| Quarter | Holders | Combined value |
|---|---|---|
| 2022Q3 | 2 | $922K |
| 2022Q4 | 2 | $932K |
| 2023Q1 | 3 | $6.7M |
| 2023Q2 | 2 | $20.3M |
| 2023Q3 | 1 | $12.4M |
| 2023Q4 | 2 | $18.5M |
| 2024Q1 | 3 | $14.1M |
| 2024Q2 | 2 | $14.2M |
| 2024Q3 | 1 | $521K |
| 2024Q4 | 1 | $259K |
| 2025Q3 | 2 | $666K |
| 2025Q4 | 2 | $1.3M |
Who owns CZFS
2 super-investors · 2025Q4
Tracked stake
22.5K
shares
Combined value
$1M
% of shares outstanding
—
shares-out unknown
Quarter action mix
Added2
| # | Manager | Shares | Value |
|---|---|---|---|
| 1 | Izzy Englander Millennium Mgmt | 13.2K | $753K |
| 2 | Ken Griffin Citadel Advisors | 9.3K | $529K |
Recent moves
19 transactions
- +4,284 · 2025Q4
- +7,158 · 2025Q4
- +6,048 · 2025Q3
- −8,270 · 2024Q2
- ADDBlackRock+34,693 · 2024Q2
- +8,270 · 2024Q1
- TRIMBlackRock−10,452 · 2024Q1
- ADDBlackRock+23,444 · 2023Q4
- −4,393 · 2023Q3
- TRIMBlackRock−10,408 · 2023Q3
- −1,198 · 2023Q2
- −24,151 · 2023Q2
- ADDBlackRock+217,670 · 2023Q2
- +18,055 · 2023Q1
- −484 · 2023Q1
- NEWBlackRock+50,641 · 2023Q1
- −1,010 · 2022Q4
- +6,075 · 2022Q3
- +7,106 · 2022Q3
Embed this chart
Paste this iframe anywhere to embed the live CZFS chart.
<iframe src="https://openstocks.me/embed/stocks/CZFS" width="100%" height="480" frameborder="0" loading="lazy" title="CZFS chart by OpenStocks" style="border:0;border-radius:12px;background:transparent"></iframe>Explore related topics
- CZFS insider tradingEvery Form 4 filing by CZFS officers, directors, and 10%+ holders.
- CZFS analyst target pricesWall Street consensus target, analyst-by-analyst breakdown, and revision history.
- Most popular hedge-fund stocksSee where this ticker ranks against the broader smart-money consensus.
- All insider tradingCross-ticker view of where corporate insiders are buying on the open market.
- Congress stock tradesReal-time PTR disclosures filed under the STOCK Act.
- Smart-money signalsComposite signals where institutional, insider and Congress flows converge.