CISSVSRUBI• 7 Days (Normalized)
C3is Inc. logo
Rubico Inc. logo

CISS vs RUBI (C3is Inc. vs Rubico Inc.)

Showing Closing Date Range from Sep 18 to Sep 25, 2026.

Normalized cumulative comparison anchored at 0.00% baseline to illustrate pure alpha, return divergence, and market momentum.

CISS Performance $1.1
-15.12%
C3is Inc.
Normalized Baseline0.00%
RUBI Performance $1.21
+6.14%
Rubico Inc.
Normalized Baseline0.00%
Alpha Spread Margin RUBI LEADS
-21.26 pts
RUBI outperforming by 21.26 percentage points
CISSRUBI
Spread Trajectory7 Days (Normalized)

Cumulative Performance Trajectory

Interactive divergence comparison normalized at 0.00% on start date.

CISS RUBI

Comparative Historical Ledger

Daily closing prices, normalized percentages, and relative spread divergence.

Historical Quotes & Breakdown(6 dates)
DateCISS PriceCISS Gain (%)RUBI PriceRUBI Gain (%)Spread
Sep 25, 2026$1.10-15.12% $1.21+6.14% -21.26%
Sep 24, 2026$1.12-13.18% $1.20+5.26% -18.44%
Sep 23, 2026$1.10-14.73% $1.15+0.88% -15.61%
Sep 22, 2026$1.14-11.63% $1.14+0.00% -11.63%
Sep 21, 2026$1.23-4.65% $1.25+9.65% -14.30%
Sep 18, 2026$1.29+0.00% $1.14+0.00% +0.00%