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Mahadevia Ankit's Form 4 filing

Spero Therapeutics, Inc. (SPRO) · filed Dec 29, 2021

Accession no.
0000899243-21-050049
Filed
Dec 29, 2021
Trade date
Dec 27, 2021
Filing delay
2 days
Rule 10b5-1 plan
Not on the form (before 2023)

This filing lists 2 non-derivative transactions and 1 derivative transaction. Open-market sales total $116.6K. It was filed 2 days after the trade.

Reporting owners

A Form 4 can have several reporting owners, such as a person and a fund they control. Trade tables show the first one.

Reporting owners on this filing
OwnerRelationship to the company
Mahadevia AnkitCIK 0001720974Director, Officer (CEO and President)

Non-derivative securities (Table I)

Acquisitions and disposals of common stock and similar shares, one row per line on the filing.

Non-derivative transactions
Trade dateSecurityTransactionSharesPriceValueShares afterOwnershipFlags
Dec 27, 2021Common StockMOption exerciseAcquired+8,000$5.90+$47,200152,036Direct
Dec 27, 2021Common StockSSaleDisposed−8,000$14.58−$116,640144,036Direct

Derivative securities (Table II)

Options, warrants, restricted stock units and similar. Shares are the underlying shares; price and value are for the derivative itself, and the holding after is in derivative units.

Derivative transactions
Trade dateSecurityTransactionUnderlying sharesUnit priceValueHeld afterOwnershipFlags
Dec 27, 2021Common StockMOption exerciseDisposed−8,000$0.00$0486,809Direct

Footnotes

Livermore does not store Form 4 footnotes. For price ranges, how indirect holdings are held and trading plan details, read the original on SEC EDGAR.

Read the original on SEC EDGAR (opens in a new tab)