Deal Flow
Letter · prints on one page
Transaction tear sheetData as of Nov 7, 2026
M&A · Healthcare · Pharmaceutical Preparations

AstraZeneca PLC to acquire Alexion Pharmaceuticals, Inc.

Announced Dec 12, 2020 · Closed Jul 21, 2021

Deal value$39.00BEV $38.62B
Premium45.0%To unaffected price
EV / Adj. EBITDA11.5x6.6x EV / Revenue
ConsiderationCash and stock$175.00 per share

Transaction

Acquirer
AstraZeneca PLC (AZN)
Target
Alexion Pharmaceuticals, Inc.
Buyer type
Strategic
Offer price per share
$175.00
Enterprise value
$38.62B
Status
Closed Jul 21, 2021

Deal protections

Break fee (target pays)
$1.18B · 3.0%
Reverse fee (buyer pays)
$1.42B · 3.6%
Go-shop
No-shop
Financing
Committed · Morgan Stanley, JPMorgan, Goldman Sachs

Advisors

To the acquirer
JPMorgan
To the target
BofA Securities

Sector context · Healthcare

Comparable deals
3 in the prior 24 months
Premium
45.0% vs. 114.0% sector median
EV / Adj. EBITDA
—
Break fee
3.0% vs. 2.0% sector median

Timeline

  1. AnnouncedDec 12, 2020
  2. Proxy filedApr 13, 2021
  3. Definitive proxyApr 13, 2021
  4. Shareholder voteMay 11, 2021
  5. ClosedJul 21, 2021

Valuation · fairness opinions

Trading comparables$114.00$173.00
Trading comparables$141.00$204.00
Precedent transactions$144.00$221.00
Discounted cash flow$164.00$199.00
Discounted cash flow$162.00$197.00
Offer $175.00

Implied value per Alexion Pharmaceuticals, Inc. share by analysis, from BofA Securities · DCF discount rate 6%–7.5%.

Sources
  • 8-K (EX-99.1) · Dec 14, 2020

Adj. EBITDA is operating income + D&A + impairment, restructuring, deal costs and stock compensation, less any large gain on a sale, last twelve months, from the target's filings. Calculated by Castle, so it can differ from a bank's adjusted figure.

Prepared with Castle from public SEC EDGAR filings. Figures are extracted automatically; verify against the source documents. Not investment advice.