SPERO THERAPEUTICS ($SPRO) posted quarterly earnings results for Q4 2025 on Thursday, March 26th. The company reported earnings of $0.53 per share, beating estimates of -$0.20 by $0.73. The company also reported revenue of $41,300,000, beating estimates of $0 by $41,300,000.
You can see Quiver Quantitative's $SPRO stock page to track data on insider trading, hedge fund activity, congressional trading, and more.
SPERO THERAPEUTICS Insider Trading Activity
SPERO THERAPEUTICS insiders have traded $SPRO stock on the open market 8 times in the past 6 months. Of those trades, 0 have been purchases and 8 have been sales.
Here’s a breakdown of recent trading of $SPRO stock by insiders over the last 6 months:
- ESTHER RAJAVELU (See Remarks) has made 0 purchases and 4 sales selling 146,629 shares for an estimated $343,496.
- TIMOTHY KEUTZER (Chief Operating Officer) has made 0 purchases and 4 sales selling 65,238 shares for an estimated $145,193.
To track insider transactions, check out Quiver Quantitative's insider trading dashboard.
SPERO THERAPEUTICS Hedge Fund Activity
We have seen 30 institutional investors add shares of SPERO THERAPEUTICS stock to their portfolio, and 25 decrease their positions in their most recent quarter.
Here are some of the largest recent moves:
- ANSON FUNDS MANAGEMENT LP removed 978,507 shares (-61.0%) from their portfolio in Q4 2025, for an estimated $2,279,921
- SCHONFELD STRATEGIC ADVISORS LLC removed 510,834 shares (-100.0%) from their portfolio in Q3 2025, for an estimated $960,367
- CITADEL ADVISORS LLC added 397,864 shares (+inf%) to their portfolio in Q4 2025, for an estimated $927,023
- TWO SIGMA INVESTMENTS, LP added 323,171 shares (+654.2%) to their portfolio in Q4 2025, for an estimated $752,988
- MONIMUS CAPITAL MANAGEMENT, LP removed 310,908 shares (-100.0%) from their portfolio in Q3 2025, for an estimated $584,507
- SUSQUEHANNA INTERNATIONAL GROUP, LLP added 293,700 shares (+inf%) to their portfolio in Q4 2025, for an estimated $684,321
- TWO SIGMA ADVISERS, LP added 216,600 shares (+inf%) to their portfolio in Q4 2025, for an estimated $504,678
To track hedge funds' stock portfolios, check out Quiver Quantitative's institutional holdings dashboard.
SPERO THERAPEUTICS Government Contracts
We have seen $6,422,390 of award payments to $SPRO over the last year.
Here are some of the awards which we have have seen pay out the most over the last year:
- IGF::OT::IGF: $6,422,390
To track government contracts to publicy traded companies, check out Quiver Quantitative's government contracts dashboard.
This article is not financial advice. See Quiver Quantitative's disclaimers for more information. Note that there may be inaccuracies due to mistakes in ticker-mapping, and other anomalies.
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