BHI 3.0·Q1 2026 Bulletin
Last computed 14:32 UTC, Apr 29 2026·Spearman ρ = 0.83·Validation: preliminary
Today's bulletin →
Movers · since 14:32 UTC, Apr 29 2026
PLATFORM PROFILEIBKR

Interactive Brokers

2.49
B-index (V3.1)
EVENT HORIZON
Capture1.203
Escape0.483
Key Structural Insight

Moderate lock-in. ACATS prevents deep Black Hole but accumulated TWS setup costly to recreate.

Eleven-Parameter Profile

5DATAMEMACTPROCNETCLOSEPORTSUBFALLORGMOM
Data Depth7/10
Memory5/10
Action8/10
Process7/10
Network6/10
Closeness8/10
Portability5/10
Substitutability5/10
Human Fallback5/10
Org Depth5/10
Momentum5/10
Capture Escape Extended

V3.1 Decomposition

ComponentValueFormula
CES₄ capture core0.6703CES(d, m, a, p)
Knowledge synergy σₖ0.5916√(d · m)
Operability synergy σₒ0.7483√(a · p)
Synergy boost1.20101 + 0.3·(σₖ + σₒ)/2
Org-depth multiplier1.25001 + 0.5·o
Momentum multiplier1.15001 + 0.3·t
Total Capture1.2035c·(1+0.5n)·core·syn·org·mom
CES₃ escape core0.5000CES(x, s, h)
Feedback attenuation0.7654max(0.3, 1 − 0.35·core)
Total Escape0.4827ε + escCore · feedback
B = Capture / Escape2.491.203 / 0.483

Scoring Rationale

Multi-asset execution across 150+ markets. TWS customization. API integrations for algo traders. But ACATS transfers provide some portability.

Parameter Sensitivity

MARGINAL B-INDEX CHANGE PER ±1 SCORE SHIFT
CLOSE8
+0.62
MEM5
+0.31
PORT5
-0.27
SUB5
-0.27
FALL5
-0.27
PROC7
+0.26
DATA7
+0.25
ACT8
+0.24
ORG5
+0.20
NET6
+0.19
MOM5
+0.13
+ raises B (deepens lock-in) lowers B (aids escape)

Comparable PlatformsBanks & Financial Markets (7 peers)

#PlatformTickerB-indexZone
01Bloomberg TerminalPrivate7.21BLACK HOLEProfile →
02SWIFT-6.78BLACK HOLEProfile →
03JPMorgan ChaseJPM6.13BLACK HOLEProfile →
04BlackRockBLK5.21BLACK HOLEProfile →
05Goldman SachsGS4.11BLACK HOLEProfile →
06Charles SchwabSCHW2.26EVENT HORIZONProfile →
07Refinitiv/LSEGLSEG.L2.19EVENT HORIZONProfile →