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Aquilo Capital, L.P.'s Form 4 filing

Spero Therapeutics, Inc. (SPRO) · filed Feb 1, 2022

Accession no.
0001591986-22-000004
Filed
Feb 1, 2022, 8:26 PM ET
Trade date
Jan 31, 2022
Filing delay
1 day
Rule 10b5-1 plan
Not on the form (before 2023)

This filing lists 1 non-derivative transaction and 0 derivative transactions. Open-market purchases total $1.45M. It was filed 1 day 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
Aquilo Capital, L.P.CIK 000149137110% Owner
Aquilo Capital Management, LLCCIK 000159198610% Owner

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
Jan 31, 2022Common Stock, $0.001 par valuePPurchaseAcquired+125,000$11.59+$1,448,262.55,148,135Indirect

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)