$1.44
0.021.41%
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$1.44
0.00500.35%
After Hours: Jul 26, 4:56 PM EDT
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Spero Therapeutics (NASDAQ:SPRO) Stock, Insider Trading Activity
Spero Therapeutics: Insider buying and selling updated today.
What is Insider Activity?
Insider trading activity involves company insiders, such as executives, directors, and employees, engaging in transactions of their own company's stock. Insiders' buy and sell transactions provide valuable insights into their confidence in the company's future performance.
What are Spero Therapeutics Inc Insiders Doing?
Insiders have report no purchases/sales in the last 30 days.
Notable Recent Insider Buys and Sales
There has been no Insider buying or selling in the last 90 days.
Ownership Statistics for Spero Therapeutics Inc
Institutional Shares Held
3.648M
Institutional Percentage Held
6.76%
| Feb 05, 2024 | Timothy Keutzer | CHIEF OPERATING OFFICER | 208.76K | $1.36 | -$42.12K | GRANT | 64.18% | 534.05K | Feb 01 - Feb 02 | View |
| Feb 05, 2024 | Ankit Mahadevia | — | -63.80K | $1.37 | -$87.40K | SELL | -7.89% | 745.00K | Feb 02 | View |
| Feb 05, 2024 | Tamara Joseph | CHIEF LEGAL OFFICER | 208.82K | $1.37 | -$42.34K | GRANT | 64.69% | 531.62K | Feb 01 - Feb 02 | View |
| Feb 05, 2024 | Kamal Hamed | CHIEF MEDICAL OFFICER | 211.66K | $1.37 | -$38.46K | GRANT | 36.72% | 788.12K | Feb 01 - Feb 02 | View |
| Feb 05, 2024 | Sath Shukla | CEO AND PRESIDENT | 603.51K | $1.42 | -$107.72K | GRANT | 105.42% | 1.18M | Feb 01 - Feb 05 | View |
| Sep 15, 2023 | Kamal Hamed | CHIEF MEDICAL OFFICER | -39.50K | $1.27 | -$50.16K | SELL | -6.41% | 576.46K | Sep 13 | View |
| Aug 30, 2023 | Timothy Keutzer | CHIEF DEVELOPMENT OFFICER | -1.85K | $1.26 | -$2.34K | SELL | -0.57% | 325.29K | Aug 28 | View |
| Aug 30, 2023 | Tamara Joseph | CHIEF LEGAL OFFICER | -1.85K | $1.26 | -$2.34K | SELL | -0.57% | 322.79K | Aug 28 | View |
| Aug 30, 2023 | Ankit Mahadevia | — | -9.04K | $1.26 | -$11.39K | SELL | -1.13% | 788.79K | Aug 28 | View |
| Aug 30, 2023 | Sath Shukla | CEO AND PRESIDENT | -6.02K | $1.29 | -$7.75K | SELL | -1.04% | 572.50K | Aug 28 - Aug 29 | View |
| Feb 06, 2023 | Ankit Mahadevia | CEO AND PRESIDENT | -12.29K | $1.81 | -$22.24K | SELL | -1.52% | 797.83K | Feb 03 | View |
| Feb 03, 2023 | Timothy Keutzer | CHIEF OPERATING OFFICER | 262.56K | $1.86 | -$6.31K | GRANT | 406.56% | 327.14K | Feb 01 - Feb 02 | View |
| Feb 03, 2023 | Tamara Joseph | CHIEF LEGAL OFFICER | 262.56K | $1.86 | -$6.31K | GRANT | 422.94% | 324.64K | Feb 01 - Feb 02 | View |
| Feb 03, 2023 | Sath Shukla | CHIEF FINANCIAL OFFICER | 256.45K | $1.83 | -$17.37K | GRANT | 457.43% | 312.52K | Feb 01 - Feb 02 | View |
| Sep 26, 2022 | Aquilo Capital Management LLCAquilo Capital LP | 10% OWNER | -1.90M | $2.25 | -$4.28M | SELL | -35.74% | 3.42M | Sep 22 | View |
| Aug 30, 2022 | Sath Shukla | CHIEF FINANCIAL OFFICER | -6.02K | $0.89 | -$5.38K | SELL | -9.69% | 56.06K | Aug 29 | View |
| Apr 28, 2022 | Aquilo Capital Management LLCAquilo Capital LP | 10% OWNER | 39.73K | $5.24 | $207.97K | BUY | 0.75% | 5.32M | Apr 26 | View |
| Mar 31, 2022 | Aquilo Capital Management LLCAquilo Capital LP | 10% OWNER | 50.00K | $8.79 | $439.42K | BUY | 0.96% | 5.28M | Mar 30 | View |
| Mar 16, 2022 | Aquilo Capital Management LLCAquilo Capital LP | 10% OWNER | 23.71K | $7.63 | $180.80K | BUY | 0.46% | 5.23M | Mar 14 | View |
| Mar 02, 2022 | Aquilo Capital Management LLCAquilo Capital LP | 10% OWNER | 44.83K | $9.53 | $427.23K | BUY | 0.87% | 5.21M | Feb 28 | View |
| Feb 23, 2022 | Aquilo Capital Management LLCAquilo Capital LP | 10% OWNER | 14.83K | $9.24 | $137.04K | BUY | 0.29% | 5.16M | Feb 18 | View |
| Feb 01, 2022 | Aquilo Capital Management LLCAquilo Capital LP | 10% OWNER | 125.00K | $11.59 | $1.45M | BUY | 2.49% | 5.15M | Jan 31 | View |
| Jan 26, 2022 | Aquilo Capital Management LLCAquilo Capital LP | 10% OWNER | 1.60K | $10.89 | $17.42K | BUY | 0.03% | 5.02M | Jan 24 | View |
| Jan 20, 2022 | Aquilo Capital Management LLCAquilo Capital LP | 10% OWNER | 48.49K | $12.41 | $601.96K | BUY | 0.98% | 5.02M | Jan 18 | View |
| Jan 12, 2022 | Aquilo Capital Management LLCAquilo Capital LP | 10% OWNER | 8.87K | $12.93 | $114.61K | BUY | 0.18% | 4.97M | Jan 10 | View |
| Jan 03, 2022 | Aquilo Capital Management LLCAquilo Capital LP | 10% OWNER | 250.49K | $15.42 | $3.86M | BUY | 5.31% | 4.96M | Dec 29 - Dec 31 | View |
| Dec 29, 2021 | Ankit Mahadevia | CEO AND PRESIDENT | 0.00 | $10.24 | -$69.47K | SELL-OPTIONS | 0.00% | 144.04K | Dec 27 | View |
| Nov 02, 2021 | Aquilo Capital Management LLCAquilo Capital LP | 10% OWNER | 150.00K | $17.53 | $2.63M | BUY | 3.29% | 4.71M | Oct 29 | View |
| Oct 04, 2021 | Aquilo Capital Management LLCAquilo Capital LP | 10% OWNER | 134.54K | $18.65 | $2.51M | BUY | 3.04% | 4.56M | Sep 30 | View |
| Sep 15, 2021 | Aquilo Capital Management LLCAquilo Capital LP | 10% OWNER | 46.37K | $18.56 | $860.55K | BUY | 1.06% | 4.43M | Sep 13 - Sep 14 | View |
| Sep 10, 2021 | Aquilo Capital Management LLCAquilo Capital LP | 10% OWNER | 24.75K | $18.50 | $457.79K | BUY | 0.57% | 4.38M | Sep 09 | View |
| Sep 01, 2021 | Aquilo Capital Management LLCAquilo Capital LP | 10% OWNER | 92.69K | $18.42 | $1.71M | BUY | 2.17% | 4.36M | Aug 30 - Aug 31 | View |
| Aug 27, 2021 | Aquilo Capital Management LLCAquilo Capital LP | 10% OWNER | 36.94K | $16.67 | $615.85K | BUY | 0.87% | 4.27M | Aug 26 - Aug 27 | View |
| Aug 24, 2021 | Aquilo Capital Management LLCAquilo Capital LP | 10% OWNER | 399.19K | $15.51 | $6.19M | BUY | 10.42% | 4.23M | Aug 20 - Aug 24 | View |
| Feb 10, 2021 | Aquilo Capital Management LLCAquilo Capital LP | 10% OWNER | -3.00K | $21.74 | -$65.22K | SELL | -0.08% | 3.83M | Feb 08 | View |
| Feb 04, 2021 | Aquilo Capital Management LLCAquilo Capital LP | 10% OWNER | -100.00K | $19.02 | -$1.90M | SELL | -2.54% | 3.83M | Feb 01 - Feb 04 | View |
| Dec 18, 2020 | Aquilo Capital Management LLCAquilo Capital LP | — | -264.93K | $18.80 | -$4.98M | SELL | -6.31% | 3.93M | Dec 16 - Dec 17 | View |
| Dec 18, 2020 | Cristina Larkin | — | 0.00 | $12.45 | -$157.20K | OPTION EXERCISE | 0.00% | 1.50K | Dec 16 | View |
| Nov 10, 2020 | Aquilo Capital Management LLCAquilo Capital LP | — | -125.90K | $13.77 | -$1.73M | SELL | -2.91% | 4.20M | Nov 09 | View |
| Nov 06, 2020 | Aquilo Capital Management LLCAquilo Capital LP | — | -174.10K | $14.09 | -$2.45M | SELL | -3.87% | 4.32M | Nov 04 - Nov 06 | View |
| Nov 05, 2020 | Ankit Mahadevia | — | 0.00 | $10.15 | -$80.73K | OPTION EXERCISE | 0.00% | 65.82K | Nov 03 - Nov 04 | View |
| Oct 27, 2020 | Ankit Mahadevia | — | 0.00 | $10.07 | -$167.00 | OPTION EXERCISE | 0.00% | 65.82K | Oct 23 | View |
| Oct 15, 2020 | Ankit Mahadevia | — | 0.00 | $10.09 | -$121.32K | OPTION EXERCISE | 0.00% | 65.82K | Oct 13 - Oct 14 | View |
| Sep 10, 2020 | Ankit Mahadevia | — | 0.00 | $10.08 | -$6.46K | OPTION EXERCISE | 0.00% | 65.82K | Sep 08 | View |
| Jul 09, 2020 | Ankit Mahadevia | — | 0.00 | $10.10 | -$25.57K | OPTION EXERCISE | 0.00% | 65.82K | Jul 07 - Jul 09 | View |
| Jun 29, 2020 | Ankit Mahadevia | — | 0.00 | $10.10 | -$144.34K | OPTION EXERCISE | 0.00% | 65.82K | Jun 22 - Jun 25 | View |
FAQ
Is insider trading legal?
Insider trading is legal so long as the insiders report those trades to the SEC. Illegal securities trading occurs when the insider is violating a fiduciary duty or fails to report their trades.
What are some examples of market manipulation?
Insider trading, pump and dump schemes, front running and wash trades are all examples of market manipulation. Investors who track insider asset movement should think carefully about why these insiders are trading their stocks before moving forward.
Browse insider trades on all stocks.