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Bolt Biotherapeutics (BOLT) Insider Trading & Ownership

Bolt Biotherapeutics logo
$3.50 +0.05 (+1.45%)
Closing price 03:59 PM Eastern
Extended Trading
$3.46 -0.04 (-1.29%)
As of 04:10 PM Eastern
Extended trading is trading that happens on electronic markets outside of regular trading hours. This is a fair market value extended hours price provided by Massive. Learn more.
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Bolt Biotherapeutics (NASDAQ:BOLT) Insider Buying and Selling Activity

Current
Insider Ownership
Percentage
9.40%
Number Of
Insiders Buying
(Last 12 Months)
2
Amount Of
Insider Buying
(Last 12 Months)
$5.60K
Number Of
Insiders Selling
(Last 12 Months)
3
Amount Of
Insider Selling
(Last 12 Months)
$128.36K
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BOLT Insider Buying and Selling by Quarter

Bolt Biotherapeutics Insider and Congressional Trades History

Transaction Date
0 Results
Transaction DateInsiderBuy/SellNumber of SharesAverage Share PriceTotal TransactionDetails
9/18/2026
Grant Yonehiro
COO
Sell6,850$3.24$22,194.00  
9/18/2026
Sarah Nemec
VP
Sell4,077$3.24$13,209.48  
9/18/2026
William P Quinn
William P Quinn
CEO
Sell9,132$3.24$29,587.68  
9/17/2026
Grant Yonehiro
COO
Sell4,909$3.32$16,297.88  
9/17/2026
Sarah Nemec
VP
Sell2,922$3.32$9,701.04  
9/17/2026
William P Quinn
William P Quinn
CEO
Sell6,545$3.32$21,729.40  
9/16/2026
Grant Yonehiro
COO
Sell1,417$3.77$5,342.09  
9/16/2026
Sarah Nemec
VP
Sell843$3.77$3,178.11  
9/16/2026
William P Quinn
William P Quinn
CEO
Sell1,889$3.77$7,121.53  
6/5/2026
Sarah Nemec
VP
Buy509$3.88$1,974.92  
6/5/2026
William P Quinn
William P Quinn
CEO
Buy637$3.88$2,471.56  
12/5/2025
Sarah Nemec
VP
Buy125$4.61$576.25  
12/5/2025
William P Quinn
William P Quinn
CEO
Buy125$4.61$576.25  
(Data available from 1/1/2013 forward)

BOLT Insider Trading Activity - Frequently Asked Questions

The list of insiders at Bolt Biotherapeutics includes Edgar Engleman, Grant Yonehiro, Sarah Nemec, Vivo Capital Viii, Llc, and William P Quinn. Learn more on insiders at BOLT.

9.40% of Bolt Biotherapeutics stock is owned by insiders. Learn more on BOLT's insider holdings.

The following insiders have purchased BOLT shares in the last 24 months: Sarah Nemec ($4,487.42), and William P Quinn ($3,734.06).

Insiders have purchased a total of 1,771 BOLT shares in the last 24 months for a total of $8,221.48 bought.

The following insiders have sold BOLT shares in the last 24 months: Grant Yonehiro ($43,833.97), Sarah Nemec ($26,088.63), and William P Quinn ($58,438.61).

Insiders have sold a total of 38,584 Bolt Biotherapeutics shares in the last 24 months for a total of $128,361.21 sold.

Bolt Biotherapeutics Active Insiders


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Insider trading data for NASDAQ:BOLT was last updated on 9/18/2026, the date of the most recent reported insider or congressional trade. New trades are added as they're reported.
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