Updated: May 19, 2026

Siren, L.L.C.

SRRKScholar Rock Holding CorpSEC CIK: 0002005245
Estimated Net Worth
$535 Million
Last Updated: May 19, 2026 11:56 PM EST

Transaction Summary

Total Transactions11
Buy-Sell Ratio0.33
Buy Transactions2
Sell Transactions6

Transaction Volume

Total Volume$149.45M
Net Volume-$16.33M
Buy Volume$66.56M
Sell Volume$82.89M

Trade Analysis

AVG Trade Size$13.59M
Largest Trade$66.64M
Most Active MonthJul
Most Active Year2024

Trading Sentiment

OverallBearish
Recent TradeBuying
Last 90 Days0 Trades
ConvictionNone

Net Worth & Trading Activity Over Time

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Monthly Trading Pattern

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Past Insider Trading and Trends

Siren, L.L.C. has an estimated net worth of $535 Million. This is based on reported shares across multiple companies, which include GLYCOMIMETICS INC, Scholar Rock Holding Corp, and LEXICON PHARMACEUTICALS, INC..



2026 was Siren, L.L.C.'s most active year for acquiring shares with 4 total transactions. Siren, L.L.C.'s most active month to acquire stocks was the month of January. 2024 was Siren, L.L.C.'s most active year for disposing of shares, totalling 15 transactions. Siren, L.L.C.'s most active month to dispose stocks was the month of July. 2026 saw Siren, L.L.C. paying a total of $54,984,433.40 for 24,305,607.12 shares, this is the most they've acquired in one year. In 2024 Siren, L.L.C. cashed out on 4,280,932 shares for a total of $82,886,387.88, their largest year based on trade value.

Holdings & Transactions

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