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NASDAQ: SPRO
Spero Therapeutics Inc Stock Ownership - Who owns Spero Therapeutics?

OverviewForecastEarningsRevenueDividendOwnership

Insider buying vs selling

Have Spero Therapeutics Inc insiders been buying or selling?

Buy
Sell
NameRoleDateSharesPriceValue
Esther RajaveluCFO CBO2025-02-0520,689$0.78
$16.14kSell
Timothy KeutzerChief Operating Officer2025-02-053,974$0.78
$3.10kSell
Timothy KeutzerChief Operating Officer2025-02-0527,643$0.78
$21.56kSell
Timothy KeutzerChief Operating Officer2025-02-0524,920$0.78
$19.44kSell
Sath ShuklaCEO President2025-02-05106,408$0.78
$83.00kSell
Ankit MahadeviaDirector2025-02-0513,959$0.78
$10.89kSell
Ankit MahadeviaDirector2025-02-0555,260$0.78
$43.10kSell
Sath ShuklaCEO President2025-02-0542,786$0.78
$33.37kSell
Sath ShuklaCEO President2025-02-056,139$0.78
$4.79kSell
Esther RajaveluCFO CBO2024-11-0817,245$1.30
$22.42kSell

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Net Insider Buy/Sell (L12M) Ownership

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SPRO Shareholders

What type of owners hold Spero Therapeutics Inc stock?

Institutional
Insider
Retail
NameHoldSharesValueType
Aquilo Capital Management LLC20.76%11,606,674$32.85MInsider
Gsk PLC16.44%9,190,606$26.01MInsider
Anson Funds Management LP6.79%3,798,932$10.75MInstitution
Glaxosmithkline PLC6.78%3,788,012$10.72MInsider
Jean Francois Formela4.31%2,408,128$6.82MInsider
Pfizer Inc4.23%2,362,348$6.69MInstitution
Vikas Goyal3.32%1,854,006$5.25MInsider
Vanguard Group Inc3.15%1,763,620$4.99MInstitution
Sath Shukla3.11%1,736,883$4.92MInsider
Casper Breum1.95%1,091,774$3.09MInsider

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SPRO vs Biotech Stocks

TickerInst. %Insider %Net Insider (L12M)Net Insider (L3M)
SPRO27.02%64.19%Net Selling
IPHA0.19%0.00%
DMAC17.52%64.28%Net BuyingNet Buying
VXRT11.96%54.78%Net BuyingNet Buying
ENTA56.75%43.25%Net Selling
View Top Biotech Stocks

Spero Therapeutics Stock Ownership FAQ

Who owns Spero Therapeutics?

Spero Therapeutics (NASDAQ: SPRO) is owned by 27.02% institutional shareholders, 64.19% Spero Therapeutics insiders, and 8.79% retail investors. Aquilo Capital Management LLC is the largest individual Spero Therapeutics shareholder, owning 11.61M shares representing 20.76% of the company. Aquilo Capital Management LLC's Spero Therapeutics shares are currently valued at $32.85M.

If you're new to stock investing, here's how to buy Spero Therapeutics stock.
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