Rajavelu Esther

Spero Therapeutics, Inc. · See Remarks

Rajavelu Esther is listed in public filings as officer: See Remarks. This Rajavelu Esther insider trading page organizes Form 4 disclosures, reported purchases and sales, transaction dates, share amounts, related issuers, and historical insider activity so readers can review the person's public trading record in one place. Companies and tickers connected to this insider trading profile include Spero Therapeutics, Inc. (SPRO). Investors use Rajavelu Esther's insider trading disclosures to study buying and selling patterns, position changes, company-specific activity, and the source evidence behind each reported transaction.

Latest Actions

CompanyHolding ValueLast TransactionAmountTransaction PriceCurrent Price
Spero Therapeutics, Inc.SPRO$2.5M986.9k sharesSellMay 4, 2026$63.4K25.2k shares$2.51--

Insider Trades History

CompanyHolding ValueLast TransactionAmountTransaction PriceCurrent Price
Spero Therapeutics, Inc.SPRO$2.4M1M sharesSellFeb 6, 2026$119.9K50.8k shares$2.36--
Spero Therapeutics, Inc.SPRO$2.5M1.1M sharesSellFeb 6, 2026$87.6K37.1k shares$2.36--
Spero Therapeutics, Inc.SPRO$1.1M498k sharesGrant / ExerciseFeb 2, 2026$1.1M498k shares$2.23--
Spero Therapeutics, Inc.SPRO--1.1M sharesGrant / ExerciseFeb 2, 2026Disclosure amount unavailable249k shares----
Spero Therapeutics, Inc.SPRO$2.4M1.1M sharesSellFeb 2, 2026$40.6K18.4k shares$2.20--
Spero Therapeutics, Inc.SPRO$2.1M869.5k sharesSellNov 7, 2025$95.4K40.3k shares$2.37--
Spero Therapeutics, Inc.SPRO--909.7k sharesGrant / ExerciseMay 2, 2025Disclosure amount unavailable185k shares----
Spero Therapeutics, Inc.SPRO$565k724.7k sharesSellFeb 5, 2025$16.1K20.7k shares$0.78--
Spero Therapeutics, Inc.SPRO--645.4k sharesGrant / ExerciseFeb 3, 2025Disclosure amount unavailable266.1k shares----
Spero Therapeutics, Inc.SPRO--745.4k sharesGrant / ExerciseFeb 3, 2025Disclosure amount unavailable100k shares----
Spero Therapeutics, Inc.SPRO$493k379.3k sharesSellNov 8, 2024$22.4K17.2k shares$1.30--
Spero Therapeutics, Inc.SPRO$519k396.5k sharesSellNov 7, 2024$30.6K23.4k shares$1.31--