Scholar Rock Holding Corp

Scholar Rock Holding Corp insiders are currently net buyers of SRRK stock, showing bullish sentiment over the past 90 days. Executives have purchased $84.7M while selling $24.6M, resulting in a positive net flow of $60.1M. This buying activity represents 77% of total transaction volume.

Scholar Rock Holding Corp has 33 active insiders who have filed SEC Form 4 transactions in the past 90 days. Srinivas Akkaraju (Executive) leads with 12 transactions totaling $42.8M. Amaury Wittouck (Executive) follows with 2 transactions worth $15.1M. Open-market purchases require insiders to invest their own capital, demonstrating genuine conviction.

The Insider Alignment Score measures the ratio of buying to selling activity on a 0-100 scale. Scholar Rock Holding Corp's current score of 77/100 indicates bullish insider sentiment. Scores above 60 suggest insiders are accumulating shares faster than selling, reflecting $84.7M in purchases versus $24.6M in sales.

The most recent insider transaction occurred on Feb 9, 2026, when Woods Keith (Chief Operating Officer) acquired 47,021 shares at $0.00 per share for $0. This appears to be a discretionary trade.

Based on SEC Form 4 filings from the past 90 days, SRRK insider trading sentiment is currently bullish with an Alignment Score of 77/100. The net insider flow of $60.1M reflects accumulation, with 77% of volume being purchases.

SEC Form 4 is the primary disclosure mechanism for insider trading at publicly traded companies like Scholar Rock Holding Corp. Corporate insiders must file within two business days of any transaction, making it one of the most timely sources of executive sentiment. At SRRK, we track all Form 4 filings—currently showing 271 transactions from 33 insiders over 90 days.

A 10b5-1 plan allows Scholar Rock Holding Corp executives to pre-schedule stock sales when they don't possess material non-public information. At SRRK, approximately 8% of recent transactions are 10b5-1 trades. The remaining 92% are discretionary trades, which may carry more informational value.

You can monitor Scholar Rock Holding Corp (SRRK) insider trading activity on this page, which updates within hours of new SEC Form 4 filings. We track all 33 active insiders and provide real-time transaction feeds, the Alignment Score, 10b5-1 vs. discretionary breakdowns, and direct links to SEC EDGAR filings.

Our Alignment Score measures the ratio of insider buying to selling on a scale of 0-100. A score above 70 indicates strong bullish sentiment, while below 30 suggests bearish activity. Scholar Rock Holding Corp's current score of 77/100 indicates strong bullish sentiment with executives accumulating shares. This is calculated from $84.7M in purchases versus $24.6M in sales over 90 days, resulting in a net flow of $60.1M.

SEC Form 4 filings are mandatory reports that Scholar Rock Holding Corp insiders must submit within 2 business days. Each filing includes the insider's name, relationship, transaction type, shares, and price. Transaction codes: P (purchase), S (sale), A (award), M (option exercise), G (gift). At SRRK, the most common type is "S" with 18 occurrences. The most recent Form 4 was filed on Feb 9, 2026 by Woods Keith.

Rule 10b5-1 allows corporate insiders to establish pre-scheduled trading plans when they don't possess material non-public information. At Scholar Rock Holding Corp, approximately 8% of recent transactions are executed under 10b5-1 plans, while 92% appear to be discretionary trades. The low percentage means most insider activity at SRRK represents discretionary decisions with more informational value.