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SPRO Insider Trading (Spero Therapeutics)

Insider Ownership Percentage: 13.45%
Insider Buying (Last 12 Months): $4,955,003.69
Insider Selling (Last 12 Months): $6,642,306.01

Spero Therapeutics Insider Trading History Chart

This chart shows the insider buying and selling history at Spero Therapeutics by year and by quarter.

Skip ChartChart Data in Insider Trading History Table

Spero Therapeutics Share Price & Price History

Current Price: $16.86
Price Change: Price Increase of +0.11 (0.66%)
As of 10/22/2021 01:00 AM ET

This chart shows the closing price history over time for SPRO up to the past year.

Skip Chart and Table DataPrice Data in Insider Trading History Table
Days: 30 | 90 | 365
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Spero Therapeutics Insider Trading History

Transaction DateInsider NameTitleBuy/SellNumber of SharesAverage Share PriceTotal TransactionShares Held After TransactionDetails
9/30/2021Aquilo Capital Management, LlcMajor ShareholderBuy134,543$18.65$2,509,226.95View SEC Filing Icon  
9/13/2021Aquilo Capital Management, LlcMajor ShareholderBuy44,210$18.56$820,537.60View SEC Filing Icon  
9/9/2021Aquilo Capital Management, LlcMajor ShareholderBuy24,749$18.50$457,856.50View SEC Filing Icon  
8/30/2021Aquilo Capital Management, LlcMajor ShareholderBuy44,042$17.87$787,030.54View SEC Filing Icon  
8/26/2021Aquilo Capital Management, LlcMajor ShareholderBuy22,982$16.55$380,352.10View SEC Filing Icon  
2/8/2021Aquilo Capital Management, LlcMajor ShareholderSell3,000$21.74$65,220.00View SEC Filing Icon  
2/3/2021Aquilo Capital Management, LlcMajor ShareholderSell29,354$18.98$557,138.92View SEC Filing Icon  
2/1/2021Aquilo Capital Management, LlcMajor ShareholderSell13,661$19.24$262,837.64View SEC Filing Icon  
12/16/2020Aquilo Capital Management, LlcMajor ShareholderSell14,933$18.62$278,052.46View SEC Filing Icon  
12/16/2020Cristina LarkinCOOSell12,000$19.00$228,000.0013,500View SEC Filing Icon  
11/9/2020Aquilo Capital Management, LlcMajor ShareholderSell125,900$13.77$1,733,643.00View SEC Filing Icon  
11/6/2020Aquilo Capital Management, LlcMajor ShareholderSell174,100$14.09$2,453,069.00View SEC Filing Icon  
11/4/2020Aquilo Capital Management, LlcMajor ShareholderSell72,500$14.26$1,033,850.00View SEC Filing Icon  
11/3/2020Ankit MahadeviaCEOSell2,137$14.27$30,494.99View SEC Filing Icon  
10/23/2020Ankit MahadeviaCEOSell20$14.25$285.00View SEC Filing Icon  
10/14/2020Ankit MahadeviaCEOSell105$14.25$1,496.25View SEC Filing Icon  
9/8/2020Ankit MahadeviaCEOSell774$14.25$11,029.50View SEC Filing Icon  
7/9/2020Ankit MahadeviaCEOSell2,293$14.31$32,812.83View SEC Filing Icon  
7/7/2020Ankit MahadeviaCEOSell754$14.25$10,744.50View SEC Filing Icon  
See Full Table
Insider Trading at Spero Therapeutics?
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SEC Filings (Institutional Ownership Changes) for Spero Therapeutics (NASDAQ:SPRO)

51.68% of Spero Therapeutics stock is owned by institutions. Institutional ownership can be a sign of analyst confidence in the fundamentals of the stock.

Institutional Buying and Selling by Quarter

This chart shows the instiutional buying and selling at SPRO by year and by quarter.

Skip Institutional Buying and Selling Chart and Table DataRead Chart Data in Institutional Trading History Table

Spero Therapeutics Institutional Trading History

Reporting DateHedge FundShares HeldMarket Value% of PortfolioQuarterly Change in SharesOwnership in CompanyDetails
10/20/2021Sentinel Pension Advisors Inc.20,200$0.37M0.1%N/A0.063%Search for SEC Filing on Google Icon
9/3/2021Parametric Portfolio Associates LLC29,947$0.42M0.0%-4.7%0.093%Search for SEC Filing on Google Icon
8/23/2021Morgan Stanley69,772$0.97M0.0%-63.1%0.217%Search for SEC Filing on Google Icon
8/17/2021Wells Fargo & Company MN39,847$0.56M0.0%+122.4%0.124%Search for SEC Filing on Google Icon
8/17/2021Metropolitan Life Insurance Co NY6,987$98K0.0%+139,640.0%0.022%Search for SEC Filing on Google Icon
8/17/2021MetLife Investment Management LLC9,977$0.14M0.0%+392.0%0.031%Search for SEC Filing on Google Icon
8/16/2021Bank of America Corp DE7,701$0.11M0.0%-59.1%0.024%Search for SEC Filing on Google Icon
8/16/2021California State Teachers Retirement System33,446$0.47M0.0%+8.2%0.104%Search for SEC Filing on Google Icon
8/16/2021Morgan Stanley69,772$0.97M0.0%-63.1%0.217%Search for SEC Filing on Google Icon
8/16/2021Charles Schwab Investment Management Inc.60,496$0.85M0.0%+13.4%0.188%Search for SEC Filing on Google Icon
8/16/2021State Street Corp810,738$11.32M0.0%-40.2%2.522%Search for SEC Filing on Google Icon
8/16/2021Goldman Sachs Group Inc.136,262$1.90M0.0%-46.7%0.424%Search for SEC Filing on Google Icon
8/13/2021Northern Trust Corp260,886$3.64M0.0%+8.9%0.812%Search for SEC Filing on Google Icon
8/13/2021Liberty Wealth Management LLC27,920$2M0.1%+1,296.0%0.087%Search for SEC Filing on Google Icon
8/13/2021Geode Capital Management LLC413,761$5.78M0.0%+13.8%1.287%Search for SEC Filing on Google Icon
8/13/2021Vanguard Group Inc.1,276,790$17.82M0.0%+15.4%3.972%Search for SEC Filing on Google Icon
8/13/2021ProShare Advisors LLC11,608$0.16M0.0%N/A0.036%Search for SEC Filing on Google Icon
8/12/2021Dimensional Fund Advisors LP374,443$5.23M0.0%+9.3%1.165%Search for SEC Filing on Google Icon
8/12/2021JPMorgan Chase & Co.115,856$1.62M0.0%+69.0%0.360%Search for SEC Filing on Google Icon
8/12/2021The Manufacturers Life Insurance Company 15,941$0.22M0.0%+18.5%0.050%Search for SEC Filing on Google Icon
8/11/2021Bank of New York Mellon Corp66,595$0.93M0.0%+5.4%0.207%Search for SEC Filing on Google Icon
8/11/2021BlackRock Inc.1,778,822$24.83M0.0%+0.1%5.533%Search for SEC Filing on Google Icon
8/11/2021Deutsche Bank AG15,215$0.21M0.0%+9.0%0.047%Search for SEC Filing on Google Icon
8/10/2021State Board of Administration of Florida Retirement System11,007$0.15M0.0%N/A0.037%Search for SEC Filing on Google Icon
8/10/2021Citigroup Inc.39,330$0.55M0.0%-54.2%0.132%Search for SEC Filing on Google Icon
8/10/2021Rafferty Asset Management LLC23,898$0.33M0.0%-65.3%0.080%Search for SEC Filing on Google Icon
8/4/2021IndexIQ Advisors LLC27,484$0.38M0.0%-6.7%0.093%Search for SEC Filing on Google Icon
8/4/2021Russell Investments Group Ltd.17,369$0.24M0.0%-64.7%0.058%Search for SEC Filing on Google Icon
8/3/2021Bedel Financial Consulting Inc.3,837$54K0.0%N/A0.013%Search for SEC Filing on Google Icon
8/2/2021New York State Common Retirement Fund49,891$0.70M0.0%-14.8%0.168%Search for SEC Filing on Google Icon
8/2/2021Advisor Group Holdings Inc.10,063$0.14M0.0%-76.2%0.034%Search for SEC Filing on Google Icon
7/30/2021Alliancebernstein L.P.14,234$0.20M0.0%+31.4%0.048%Search for SEC Filing on Google Icon
5/18/2021BVF Inc. IL2,137,978$31.47M1.2%-4.7%7.207%Search for SEC Filing on Google Icon
5/18/2021Millennium Management LLC12,635$0.19M0.0%-78.2%0.043%Search for SEC Filing on Google Icon
5/18/2021Morgan Stanley188,949$2.78M0.0%-30.3%0.637%Search for SEC Filing on Google Icon
5/18/2021Jane Street Group LLC11,496$0.17M0.0%N/A0.039%Search for SEC Filing on Google Icon
5/17/2021Royal Bank of Canada2,061$30K0.0%+81.3%0.007%Search for SEC Filing on Google Icon
5/17/2021Rock Springs Capital Management LP965,928$14.22M0.3%-21.8%3.256%Search for SEC Filing on Google Icon
5/17/2021Ameriprise Financial Inc.434,788$6.40M0.0%+63.8%1.466%Search for SEC Filing on Google Icon
5/17/2021Nuveen Asset Management LLC64,350$0.95M0.0%-22.4%0.217%Search for SEC Filing on Google Icon
5/17/2021Novo Holdings A S468,902$6.90M0.3%-18.7%1.581%Search for SEC Filing on Google Icon
5/17/2021Goldman Sachs Group Inc.255,800$3.77M0.0%+514.6%0.862%Search for SEC Filing on Google Icon
5/14/2021Dimensional Fund Advisors LP342,506$5.04M0.0%+36.9%1.155%Search for SEC Filing on Google Icon
5/13/2021Barclays PLC21,640$0.32M0.0%+223.0%0.073%Search for SEC Filing on Google Icon
5/13/2021Bank of New York Mellon Corp63,172$0.93M0.0%-9.6%0.213%Search for SEC Filing on Google Icon
5/13/2021Citigroup Inc.85,948$1.27M0.0%+1,584.3%0.290%Search for SEC Filing on Google Icon
5/13/2021Federated Hermes Inc.9,473$0.14M0.0%N/A0.032%Search for SEC Filing on Google Icon
5/12/2021Northern Trust Corp239,578$3.53M0.0%-9.9%0.808%Search for SEC Filing on Google Icon
5/12/2021Geode Capital Management LLC363,611$5.35M0.0%+1.5%1.226%Search for SEC Filing on Google Icon
5/12/2021JPMorgan Chase & Co.68,569$1.01M0.0%-6.9%0.231%Search for SEC Filing on Google Icon
5/12/2021E Fund Management Co. Ltd.2,870$42K0.0%N/A0.010%Search for SEC Filing on Google Icon
5/12/2021UBS Group AG31,027$0.46M0.0%+116.3%0.105%Search for SEC Filing on Google Icon
5/11/2021Vontobel Holding Ltd.13,865$0.20M0.0%N/A0.047%Search for SEC Filing on Google Icon
5/11/2021Letko Brosseau & Associates Inc.73,659$1.08M0.0%+8.2%0.250%Search for SEC Filing on Google Icon
5/10/2021Russell Investments Group Ltd.49,167$0.72M0.0%-5.0%0.167%Search for SEC Filing on Google Icon
5/10/2021Rafferty Asset Management LLC68,963$1.02M0.0%N/A0.234%Search for SEC Filing on Google Icon
5/7/2021BlackRock Inc.1,776,596$26.15M0.0%+2.6%6.022%Search for SEC Filing on Google Icon
5/7/2021BNP Paribas Arbitrage SA14,329$0.21M0.0%+277.7%0.049%Search for SEC Filing on Google Icon
5/7/2021D.A. Davidson & CO.33,500$0.49M0.0%+11.7%0.114%Search for SEC Filing on Google Icon
5/7/2021IndexIQ Advisors LLC29,468$0.43M0.0%N/A0.100%Search for SEC Filing on Google Icon
5/5/2021Los Angeles Capital Management LLC27,960$0.41M0.0%+25.6%0.095%Search for SEC Filing on Google Icon
5/3/2021Zurcher Kantonalbank Zurich Cantonalbank3,295$49K0.0%N/A0.011%Search for SEC Filing on Google Icon
4/29/2021Sentinel Pension Advisors Inc.26,410$0.43M0.2%+11.8%0.090%Search for SEC Filing on Google Icon
4/27/2021Janney Montgomery Scott LLC15,000$0.22M0.0%+25.0%0.051%Search for SEC Filing on Google Icon
4/26/2021Assenagon Asset Management S.A.181,578$2.67M0.0%+46.7%0.615%Search for SEC Filing on Google Icon
3/12/2021DekaBank Deutsche Girozentrale8,500$0.17M0.0%N/A0.031%Search for SEC Filing on Google Icon
3/8/2021Dimensional Fund Advisors LP250,197$4.85M0.0%+8.3%0.920%Search for SEC Filing on Google Icon
2/25/2021Dimensional Fund Advisors LP250,197$4.85M0.0%+8.3%0.920%Search for SEC Filing on Google Icon
2/24/2021Alyeska Investment Group L.P.49,602$0.96M0.0%-50.4%0.182%Search for SEC Filing on Google Icon
2/19/2021JPMorgan Chase & Co.73,675$1.43M0.0%-18.0%0.271%Search for SEC Filing on Google Icon
2/16/2021Alyeska Investment Group L.P.49,602$0.96M0.0%-50.4%0.182%Search for SEC Filing on Google Icon
2/16/2021Morgan Stanley271,258$5.26M0.0%+1,082.9%0.998%Search for SEC Filing on Google Icon
2/16/2021Nuveen Asset Management LLC82,946$1.61M0.0%+62.8%0.305%Search for SEC Filing on Google Icon
2/16/2021Charles Schwab Investment Management Inc.51,831$1.01M0.0%+46.2%0.191%Search for SEC Filing on Google Icon
2/13/2021American International Group Inc.11,885$0.23M0.0%+34.4%0.044%Search for SEC Filing on Google Icon
2/12/2021Stifel Financial Corp48,988$0.95M0.0%-2.5%0.180%Search for SEC Filing on Google Icon
2/12/2021Caas Capital Management LP78,509$1.52M0.0%N/A0.289%Search for SEC Filing on Google Icon
2/12/2021AWM Investment Company Inc.372,755$7.23M0.9%-25.3%1.371%Search for SEC Filing on Google Icon
2/12/2021The Manufacturers Life Insurance Company13,366$0.26M0.0%N/A0.049%Search for SEC Filing on Google Icon
2/11/2021Northern Trust Corp265,973$5.16M0.0%+26.0%0.978%Search for SEC Filing on Google Icon
2/11/2021Barclays PLC6,700$0.13M0.0%-21.7%0.025%Search for SEC Filing on Google Icon
2/11/2021Citigroup Inc.5,103$99K0.0%+215.0%0.019%Search for SEC Filing on Google Icon
2/11/2021Artal Group S.A.500,000$9.70M0.2%-16.7%1.839%Search for SEC Filing on Google Icon
2/11/2021Steward Partners Investment Advisory LLC1,900$37K0.0%-44.1%0.007%Search for SEC Filing on Google Icon
2/10/2021Rhumbline Advisers19,216$0.37M0.0%+31.2%0.071%Search for SEC Filing on Google Icon
2/10/2021D.A. Davidson & CO.30,000$0.58M0.0%+1.7%0.110%Search for SEC Filing on Google Icon
2/10/2021Panagora Asset Management Inc.2,109$41K0.0%-79.6%0.008%Search for SEC Filing on Google Icon
2/9/2021Wells Fargo & Company MN41,799$0.81M0.0%+25.2%0.154%Search for SEC Filing on Google Icon
2/9/2021Bank of New York Mellon Corp69,883$1.36M0.0%+35.6%0.257%Search for SEC Filing on Google Icon
2/8/2021Alliancebernstein L.P.10,834$0.21M0.0%-14.9%0.040%Search for SEC Filing on Google Icon
2/8/2021New York State Common Retirement Fund58,529$1.14M0.0%+29.1%0.215%Search for SEC Filing on Google Icon
2/8/2021Russell Investments Group Ltd.51,767$1.01M0.0%-55.6%0.190%Search for SEC Filing on Google Icon
2/5/2021Banque Cantonale Vaudoise2,000$39K0.0%+150.0%0.007%Search for SEC Filing on Google Icon
2/5/2021Letko Brosseau & Associates Inc.68,100$1.32M0.0%N/A0.250%Search for SEC Filing on Google Icon
2/5/2021BlackRock Inc.1,731,600$33.58M0.0%+60.8%6.369%Search for SEC Filing on Google Icon
2/4/2021Los Angeles Capital Management LLC22,257$0.43M0.0%-27.8%0.082%Search for SEC Filing on Google Icon
2/4/2021Cambridge Investment Research Advisors Inc.34,423$0.67M0.0%N/A0.127%Search for SEC Filing on Google Icon
2/4/2021State of Wisconsin Investment Board20,700$0.40M0.0%-11.2%0.076%Search for SEC Filing on Google Icon
2/1/2021Assenagon Asset Management S.A.123,785$2.40M0.0%N/A0.455%Search for SEC Filing on Google Icon
1/29/2021Sentinel Pension Advisors Inc.23,615$0.46M0.2%N/A0.087%Search for SEC Filing on Google Icon
Data available starting January 2016

See Full Table
Spero Therapeutics logo
Spero Therapeutics, Inc. is a clinical-stage biopharmaceutical company, which focuses on identifying, developing, and commercializing novel treatments for multi-drug resistant, or MDR, bacterial infections. Its pipeline product candidates include SPR994, SPR741, and SPR206. The company was founded by Ankit A. Mahadevia and Laurence Rahme in April 2013 and is headquartered in Cambridge, MA.
Read More on Spero Therapeutics

Today's Range

Now: $16.86
Low: $16.04
High: $16.98

50 Day Range

MA: $17.27
Low: $13.03
High: $19.51

52 Week Range

Now: $16.86
Low: $11.75
High: $23.64

Volume

65,226 shs

Average Volume

184,021 shs

Market Capitalization

$542.00 million

P/E Ratio

N/A

Dividend Yield

N/A

Beta

1.58

Who are the company insiders with the largest holdings of Spero Therapeutics?

Spero Therapeutics' top insider investors include:
  1. Cristina Larkin (COO)
  2. Ankit Mahadevia (CEO)
  3. Aquilo Capital Management, Llc (Major Shareholder)

Who are the major institutional investors of Spero Therapeutics?

Spero Therapeutics' top institutional shareholders include:
  1. Sentinel Pension Advisors Inc. — 0.06%

Which institutional investors are buying Spero Therapeutics stock?

In the previous quarter, SPRO stock was acquired by institutional investors including:
  1. Sentinel Pension Advisors Inc.
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