diff --git a/src/report.jl b/src/report.jl
index 88a12c071..96c85d9bc 100644
--- a/src/report.jl
+++ b/src/report.jl
@@ -5,10 +5,11 @@ import Printf: @sprintf
 
 function _status_cell(ok::Bool, t::Float64, logFile::Union{String,Nothing})
     link = isnothing(logFile) ? "" : """ <a href="$(logFile)">(log)</a>"""
+    time = t > 0 ? @sprintf("%.2f", t) * " s" : ""
     if ok
-        return """<td class="ok">&#10003; $(@sprintf "%.2f" t) s$link</td>"""
+        return """<td class="ok">&#10003;$(time)$(link)</td>"""
     else
-        return """<td class="fail">&#10007;$link</td>"""
+        return """<td class="fail">&#10007;$(time)$(link)</td>"""
     end
 end
 
@@ -18,12 +19,17 @@ function _cmp_cell(r::ModelResult, results_root::String)
     end
     n, p = r.cmp_total, r.cmp_pass
     if p == n
-        return """<td class="ok">&#10003; $p/$n</td>"""
+        # No diff CSV when all signals pass — link the sim CSV instead
+        short = split(r.name, ".")[end]
+        sim_csv = joinpath("files", r.name, "$(short)_sim.csv")
+        csv_link = isfile(joinpath(results_root, sim_csv)) ? """ <a href="$sim_csv">(CSV)</a>""" : ""
+        return """<td class="ok">&#10003; $p/$n$(csv_link)</td>"""
     else
         # Link to the interactive diff HTML (next to the CSV, same name, .html extension)
         diff_html = replace(r.cmp_csv, r"\.csv$" => ".html")
         rel = relpath(isfile(diff_html) ? diff_html : r.cmp_csv, results_root)
-        return """<td class="fail"><a href="$rel">$p/$n</a></td>"""
+        csv_link = isempty(r.cmp_csv) ? "" : """ <a href="$(relpath(r.cmp_csv, results_root))">(CSV)</a>"""
+        return """<td class="fail"><a href="$rel">$p/$n</a>$(csv_link)</td>"""
     end
 end
 
diff --git a/src/summary.jl b/src/summary.jl
index d922deca1..7de1e2d54 100644
--- a/src/summary.jl
+++ b/src/summary.jl
@@ -37,8 +37,11 @@ function write_summary(
             print(io,
                 "    {\"name\":\"$(_esc_json(r.name))\"," *
                 "\"export\":$(r.export_success)," *
+                "\"export_time\":$(@sprintf "%.3f" r.export_time)," *
                 "\"parse\":$(r.parse_success)," *
+                "\"parse_time\":$(@sprintf "%.3f" r.parse_time)," *
                 "\"sim\":$(r.sim_success)," *
+                "\"sim_time\":$(@sprintf "%.3f" r.sim_time)," *
                 "\"cmp_total\":$(r.cmp_total)," *
                 "\"cmp_pass\":$(r.cmp_pass)}$sep\n")
         end
@@ -112,15 +115,18 @@ function load_summary(results_root::String)::Union{RunSummary,Nothing}
 
     models = Dict{String,Any}[]
     for m in eachmatch(
-        r"\{\"name\":\"([^\"]*)\",\"export\":(true|false),\"parse\":(true|false),\"sim\":(true|false),\"cmp_total\":(\d+),\"cmp_pass\":(\d+)\}",
+        r"\{\"name\":\"([^\"]*)\",\"export\":(true|false),\"export_time\":([\d.]+),\"parse\":(true|false),\"parse_time\":([\d.]+),\"sim\":(true|false),\"sim_time\":([\d.]+),\"cmp_total\":(\d+),\"cmp_pass\":(\d+)\}",
         txt)
         push!(models, Dict{String,Any}(
-            "name"      => string(m.captures[1]),
-            "export"    => m.captures[2] == "true",
-            "parse"     => m.captures[3] == "true",
-            "sim"       => m.captures[4] == "true",
-            "cmp_total" => parse(Int, m.captures[5]),
-            "cmp_pass"  => parse(Int, m.captures[6]),
+            "name"        => string(m.captures[1]),
+            "export"      => m.captures[2] == "true",
+            "export_time" => parse(Float64, m.captures[3]),
+            "parse"       => m.captures[4] == "true",
+            "parse_time"  => parse(Float64, m.captures[5]),
+            "sim"         => m.captures[6] == "true",
+            "sim_time"    => parse(Float64, m.captures[7]),
+            "cmp_total"   => parse(Int, m.captures[8]),
+            "cmp_pass"    => parse(Int, m.captures[9]),
         ))
     end
     return RunSummary(