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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,887 companies indexed · Last updated: today
DirectoryIT & CommunicationPublishingZurichTheta Investor's Bookshop AG
Theta Investor's Bookshop AG Logo
Verified· 3 sourcesTrust Score
Summary

About the company

Theta Investor's Bookshop AG is an independent financial firm providing professional asset management and portfolio structuring services for private and institutional clients. The firm develops rule-based dynamic allocation strategies, model portfolios and a research-based stability indicator to detect market instabilities and produce trading signals. It also offers support for investment committees and solutions for financial intermediaries.

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Products & services

Industry:Publishing
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3.9/5

Theta Investor's Bookshop AG

✓ Offered8
Wealth management
Wealth management and structuring with independent investment decisions, an individual investment strategy, ongoing monitoring and periodic reporting.
Investment solutions for private investors and families
Investment solutions for private investors and families with personalised support, portfolio review, life planning, risk profile and bank-independent implementation.
Investment concept
Investment concept with dynamic allocations, a focus on stability, targeted wealth growth, regular income and implementation according to the personal risk profile.
Support investment committees
Support for investment committees and investment subcommittees in tactical allocation decisions, with model portfolios, guidelines and analysis reports.
Custom model portfolios
Custom model portfolios for institutional investors, built with a stability focus and geared towards tactical allocation and crisis resilience.
Rule-based funding ratio protection
Rule-based funding ratio protection for pension funds with scientifically based stability analysis, loss minimisation and a reduced probability of recovery measures.
Detect market instabilities
Research and early-warning indicators for the timely detection of market instabilities, based on research work from ETH Zurich.
Trading signals for tactical allocation
Trading signals for tactical allocation via a web portal, to stabilise portfolios and support professional investors.
Trust & reputation

ranQ Trust Score of Theta Investor's Bookshop AG: 3.9 out of 5.0

Trust Score3.9/ 5.0

High

x

Data basis 96% · As of October 2026

Theta Investor's Bookshop AG scores 49.8 out of 100 points in the Reputation area of the ranQ Trust Score. This area carries 42% of the weighting.
x
CriterionValueWeight
  • Review quality: The average rating across all connected sources, smoothed against the industry mean. So 5.0 stars from three reviews do not outrank 4.7 from three hundred.68.224%
  • Review volume: The number of reviews across all sources. The scale is logarithmic: the first reviews count the most, and the maximum is reached at 50 reviews.17.610%
  • Review recency: The age of the most recent review. Two-year-old reviews deliberately sit in the middle, because that is normal for Swiss SMEs. Only after three years without a new voice does the value drop markedly.35.08%
Theta Investor's Bookshop AG scores 85.5 out of 100 points in the Substance area of the ranQ Trust Score. This area carries 28% of the weighting.
x
CriterionValueWeight
  • Establishment: Years since founding or brand launch, logarithmic. The maximum is reached at 15 years.100.012%
  • Company size: The headcount band, researched by ranQ or stated by the company. It is scored in steps rather than by head count, because the data only provides bands.55.07%
Theta Investor's Bookshop AG scores 85.0 out of 100 points in the Identity area of the ranQ Trust Score. This area carries 22% of the weighting.
x
CriterionValueWeight
  • Verification: Official register entry (commercial register with UID or professional-body record, 55 points), confirmed domain (20 points) and confirmed ranQ profile (up to 25 points, depending on completeness).85.022%
Theta Investor's Bookshop AG scores 22.9 out of 100 points in the Visibility area of the ranQ Trust Score. This area carries 8% of the weighting.
x
CriterionValueWeight
  • Website authority: Ahrefs' Domain Rating measures, on a scale of 0 to 100, how strongly a website is linked from other websites. For Swiss SMEs the range up to 40 is typical; the maximum is reached at 35.22.94%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Theta Investor's Bookshop AG reaches a ranQ Trust Score of 3.9 out of 5.0 — rated «High». The rating draws, among other things, on 5.0 out of 5 stars from 1 customer reviews. The data basis is 96%, so the score is backed by part of the criteria. As of October 2026.

The Trust Score cannot be bought and is calculated from publicly verifiable data.

Reviews

Aggregated rating

Aggregated rating
5
of 5

Aggregated from 1 reviews across all connected sources

Sources
GGoogle51
★TrustpilotSoon
PProvenExpertSoon

Further sources are added continuously and factored into the ranQ Rating.

Knowledge

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Secure profile

Location

Gessnerallee 38
8001 Zurich

At a glance

Legal form
Corporation
UID
CHE-107.699.200
Founded
1994 · 32 years
Last commercial register change
April 21, 2015
Employees
1 to 10
Legal form: Graded by liability and disclosure. The weight is kept small: a sole proprietorship is not a dubious company, it is just liable differently.
100.0
6%
  • Branch offices: Branch offices linked in the commercial register. Having none is normal and costs no points.70.03%
    • Full methodology

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