John Thomas Burns Sellas Life Sciences Group, Inc. (SLS) insider trading activity

SLS Quotes by TradingView

John Thomas Burns is CFO of SELLAS Life Sciences Group, Inc.. Currently has a direct ownership of 254,327 shares of SLS, which is worth approximately $363,687. The most recent transaction as insider was on Dec 03, 2025, when has been sold 58,592 shares (Common Stock) at a price of $1.5 per share, resulting in proceeds of $87,888. This information was disclosed in a Form 4 filing with the Securities and Exchange Commission (SEC).

Shares Held (Direct Ownership) 254K
14.96% 3M change
142.77% 12M change
Total Value Held $363,687

John Thomas Burns Transaction History

Date Transaction Value Shares Traded Shares Held Form
Dec 03 2025
SELL
Other acquisition or disposition
$87,888 $1.5 p/Share
58,592 Reduced 18.72%
254,327 Common Stock
Jan 10 2025
BUY
Grant, award, or other acquisition
-
194,300 Added 39.38%
299,062 Common Stock
Dec 04 2024
SELL
Other acquisition or disposition
$8,096 $1.13 p/Share
7,165 Reduced 6.4%
104,762 Common Stock
Jan 22 2024
BUY
Grant, award, or other acquisition
-
47,000 Added 31.56%
101,927 Common Stock
Dec 06 2023
SELL
Other acquisition or disposition
$3,163 $1.08 p/Share
2,929 Reduced 5.06%
54,927 Class A Common Stock
Feb 02 2023
BUY
Grant, award, or other acquisition
-
20,000 Added 28.84%
49,347 Common Stock
Dec 05 2022
SELL
Open market or private sale
$3,001 $2.59 p/Share
1,159 Reduced 3.8%
29,347 Class A Common Stock
Jan 31 2022
BUY
Grant, award, or other acquisition
-
9,600 Added 26.06%
27,244 Common Stock
Dec 02 2021
SELL
Open market or private sale
$1,448 $6.27 p/Share
231 Reduced 1.29%
17,644 Common Stock
Mar 04 2021
BUY
Grant, award, or other acquisition
-
2,875 Added 18.25%
12,875 Common Stock
JTB

John Thomas Burns

CFO
New York, NY

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