Net worth
$41.2B
Forbes Real-Time · as of Sep 24, 2026
Latest moves
No moves from Andrea Pignataro in the digest yet. The archive grows every morning.
Recent SEC filings
This person doesn't file with the SEC.
Footprint
Companies
ION Group (ION Investment Group)Founder & CEO
source ↗More
- Role
- Founder & CEO; owner (London-based financial data/software group; owns Dealogic, Fidessa, Mergermarket)
ION Platform (combined ION Markets, ION Corporates, ION Analytics; >$10B refinancing in 2025)Controlled via ION Group
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- Role
- Controlled via ION Group; bond issuer
Acuris (Mergermarket, Debtwire) — majority acquired 2019 for ~£1.35bnOwned via ION · as of 2019
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- Role
- Owned via ION (BC Partners retained 25% at the time)
- Stake as of
- 2019
Cerved Group (Italian credit data, acquired 2021 with GIC)Owned via ION
source ↗Prelios (Italian bad-loan/real-estate servicer; ~€1.35bn deal completed 2024)Owned via ION · as of 2024
source ↗Canouan Group (hospitality on Canouan island, St. Vincent & the Grenadines, incl. Mandarin Oriental resort)Owner
source ↗Stakes
LAMDA Development (Athens-listed; Ellinikon developer)LAMDA · 2% · as of Aug 2025
source ↗FSI SGR (Italian growth-equity fund manager) — ION bought 9.9% from Magenta 719.9% · as of 2023
source ↗TNB (new Italian digital bank backed by FSI and Azimut) — planned ~6% stake~6% · as of Jun 2025
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- Stake
- ~6% (planned)
- Stake as of
- 2025-06
Banca Monte dei Paschi di Siena (stake held by ION, size not stated; as of Jan 2024)BMPS · as of Jan 2024
source ↗Cassa di Risparmio di Volterra (ECB approved qualifying holding, 2023)as of Jul 2023
source ↗illimity Bank — ~9.4% via FermION Investment Group; reported tendered into Banca Ifis takeover (2025)ILTY · ~9.4% · as of 2025
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- Ticker
- ILTY
- Stake
- ~9.4% (pre-tender)
- Stake as of
- 2025
Investment vehicles
FermION Investment Group Limitedholding co
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- Type
- holding co
- Notes
- Pignataro-linked vehicle that held ~9.4% of illimity
ION Investment Group Ltdholding co
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- Type
- holding co
- Notes
- Top holding company of ION businesses
Private deals
ION signed €450M deal with LAMDA Development to build a Global R&D and Innovation Campus at The Ellinikon, Athens…Aug 2025
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- In full
- ION signed €450M deal with LAMDA Development to build a Global R&D and Innovation Campus at The Ellinikon, Athens, plus 2% LAMDA stake; total ION investment estimated >€1.5bn through 2030
- Date
- 2025-08-28
ION Platform completed >$10B (equivalent) refinancing and exchange offer combining ION Markets, Corporates and AnalyticsOct 2025
source ↗ION sought ~€600M preferred-equity PIK financing; several lenders withdrew, talks with incumbent lender HPSJul 2025
source ↗ION stepped up buybacks of its own discounted bonds as short sellers targeted its debtMar 2026
source ↗ION plans ~6% stake in TNB digital bank backed by FSI and AzimutJun 2025
source ↗ION partnered with Coinbase to support Kalshi's event contractsSep 2026
source ↗Real estate
Canouan island, St. Vincent and the GrenadinesCollection of luxury villas and hotels…
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- Type
- Collection of luxury villas and hotels / 1,200-acre estate incl. Mandarin Oriental resort
- Via
- Canouan Group
The Ellinikon, Athens, GreeceLand for research & innovation campus… · €450M · Aug 2025
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- Type
- Land for research & innovation campus (commercial)
- Price
- €450M
- Date
- 2025-08
- Via
- ION Group
Trophies
Mandarin Oriental resort and hospitality assets on Canouan island via Canouan Group
source ↗Legal & regulatory
Agreed to pay €280M to Italian tax authorities (in instalments over five years) to settle probe into alleged tax…
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- In full
- Agreed to pay €280M to Italian tax authorities (in instalments over five years) to settle probe into alleged tax evasion over claimed Swiss residency; Bologna prosecutors had sought up to €1.2bn
Bologna prosecutors dropped the criminal tax case following the settlement
source ↗Italy's Council of State backed Cedacri's appeal and annulled golden-power curbs requiring bond proceeds be reinvested…
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- In full
- Italy's Council of State backed Cedacri's appeal and annulled golden-power curbs requiring bond proceeds be reinvested (Dec 2025)
Bank of Italy studied ION's complex ownership structure after its Italian financial-sector acquisitions (Reuters, Jan…
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- In full
- Bank of Italy studied ION's complex ownership structure after its Italian financial-sector acquisitions (Reuters, Jan 2024)
Landlords in Sydney, Munich and Connecticut blocked access or threatened eviction over late ION rent; ION says…
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- In full
- Landlords in Sydney, Munich and Connecticut blocked access or threatened eviction over late ION rent; ION says Sydney/Munich amounts settled (Aug 2026). Group debt ~ $10B, ~$800M/yr debt service
S3 Partners sued ION's Fidessa over an unpaid $6.25M capital commitment (2023)
source ↗Giving
ION Foundation — $12M gift for ION Management Science Lab, University of Utah Eccles School (2024)
source ↗ION Foundation — €10M gift for ION Management Science Lab, HEC Paris
source ↗Research gaps: Pignataro's personal ownership % of ION not disclosed. Size of ION's Monte dei Paschi stake not found (only that ION held one as of Jan 2024); current status post MPS–Mediobanca merger unverified. Whether TNB stake closed unverified. No verified personal residential real estate beyond Canouan; Forbes lists residence St. Moritz. No SEC CIK (no US filings). ION Foundation EIN not verified (likely non-US).
What to watch
ION Platform Q3 2026 results and bond prices (Q2 revenue $634.5M, EBITDA $430.9M; €600M 2032 bond ~78.6 in July)
source ↗Further ION bond buybacks / short interest in ION debt
source ↗Resolution of remaining office rent disputes (Connecticut)
source ↗Progress on Ellinikon R&D campus (completion targeted 2030)
source ↗Rollout of ION–Coinbase support for Kalshi event contracts
source ↗