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Insider · CIK 0001834528

Jing L. Marantz

officerdirector

Files at SRRK (Scholar Rock Holding Corp), ARCT (Arcturus Therapeutics Holdings Inc.). First filing Nov 13, 2024, latest Nov 26, 2024.

Track record
Not enough history
Fewer than three past buys with six months of prices.
Median 6-month excess
-
after past buys, n = 0
Hit rate
-
past buys that beat the index over 6 months
Open-market trades
0 / 2
$0 bought, $379k sold

Where the trades landed

Last year at the company this insider has traded most, with each buy and sell on the bar it happened.

SRRK: Scholar Rock Holding Corp

SRRKOct 9, 2026 · close 42.19

Daily candles, adjusted for splits and dividends. Green arrows are insider buys, red are sells, sized by value. Click a marked bar to open the signal.Charts by TradingView Lightweight Charts™

Signals

This insider’s open-market buys and sells, scored.

ScoreCompanyValueHoldingsPrice contextFiled
7Weak
SRRKsell 210b5-1
Scholar Rock Holding Corp
$316k
8,520 shares
-11%-
0Weak
SRRKsell 210b5-1
Scholar Rock Holding Corp
$63k
2,105 shares
-3%-

Transactions

Every row this insider has filed, newest first.

DateCompanyTransactionSharesPriceValueHoldings afterFiled
Jun 9, 2025ARCT
Arcturus Therapeutics Holdings Inc.
AGrant or award
Stock option (right to buy)derivative
+15,000$0.00$015,000Jun 11, 2025
Nov 22, 2024SRRK
Scholar Rock Holding Corp
MOption exercise
Common Stock10b5-1
+2,145$8.59$18k75,000Nov 26, 2024
Nov 22, 2024SRRK
Scholar Rock Holding Corp
SOpen-market sale
Common Stock10b5-1
-2,145$30.01$64k72,855Nov 26, 2024
Nov 25, 2024SRRK
Scholar Rock Holding Corp
MOption exercise
Common Stock10b5-1
+6,375$8.59$55k79,230Nov 26, 2024
Nov 25, 2024SRRK
Scholar Rock Holding Corp
SOpen-market sale
Common Stock10b5-1
-1,000$38.04$38k78,230Nov 26, 2024
Nov 25, 2024SRRK
Scholar Rock Holding Corp
SOpen-market sale
Common Stock10b5-1
-2,100$39.25$82k76,130Nov 26, 2024
Nov 25, 2024SRRK
Scholar Rock Holding Corp
SOpen-market sale
Common Stock10b5-1
-3,075$39.93$123k73,055Nov 26, 2024
Nov 25, 2024SRRK
Scholar Rock Holding Corp
SOpen-market sale
Common Stock10b5-1
-200$40.72$8,14472,855Nov 26, 2024
Nov 22, 2024SRRK
Scholar Rock Holding Corp
MOption exercise
Stock Option (Right to Buy)derivative10b5-1
-2,145$0.00$0136,375Nov 26, 2024
Nov 25, 2024SRRK
Scholar Rock Holding Corp
MOption exercise
Stock Option (Right to Buy)derivative10b5-1
-6,375$0.00$0130,000Nov 26, 2024
Nov 11, 2024SRRK
Scholar Rock Holding Corp
MOption exercise
Common Stock10b5-1
+2,105$8.59$18k74,960Nov 13, 2024
Nov 11, 2024SRRK
Scholar Rock Holding Corp
SOpen-market sale
Common Stock10b5-1
-2,105$30.00$63k72,855Nov 13, 2024
Nov 11, 2024SRRK
Scholar Rock Holding Corp
MOption exercise
Stock Option (Right to Buy)derivative10b5-1
-2,105$0.00$0138,520Nov 13, 2024

Not investment advice. Scores and forward returns are decision support built from public SEC filings and past prices; they describe what happened after comparable filings, not what will happen after this one. Do your own research and size your risk.

Jing L. Marantz: insider trades and track record | InsiderTell