Insider Transactions in Q4 2025 at Gemini Therapeutics, Inc. (GMTX)
Insider Transaction List (Q4 2025)
| Date | Insider | Transaction | Ownership Type | Shares Traded | Value / Price |
|---|---|---|---|---|---|
|
Dec 22
2025
|
William Jacob Savage Chief Medical Officer |
BUY
Exercise of conversion of derivative security
|
Direct |
3,143
+1.29%
|
$34,573
$11.07 P/Share
|
|
Dec 19
2025
|
John D Quisel Chief Executive Officer |
BUY
Exercise of conversion of derivative security
|
Direct |
12,300
+6.26%
|
$12,300
$1.01 P/Share
|
|
Dec 17
2025
|
Kevin Bitterman |
SELL
Open market or private sale
|
Indirect |
754
-0.41%
|
$68,614
$91.47 P/Share
|
|
Dec 16
2025
|
Kevin Bitterman |
SELL
Open market or private sale
|
Indirect |
68,923
-21.63%
|
$6,271,993
$91.24 P/Share
|
|
Dec 15
2025
|
Kevin Bitterman |
SELL
Open market or private sale
|
Direct |
7,000
-100.0%
|
$637,000
$91.87 P/Share
|
|
Dec 15
2025
|
Kevin Bitterman |
BUY
Exercise of conversion of derivative security
|
Direct |
7,000
+50.0%
|
$91,000
$13.5 P/Share
|
|
Dec 15
2025
|
Kevin Bitterman |
SELL
Open market or private sale
|
Indirect |
62,693
-7.53%
|
$5,705,063
$91.6 P/Share
|
|
Dec 15
2025
|
William Jacob Savage Chief Medical Officer |
SELL
Open market or private sale
|
Direct |
13,093
-5.08%
|
$1,191,463
$91.42 P/Share
|
|
Dec 12
2025
|
Kevin Bitterman |
SELL
Open market or private sale
|
Indirect |
45,507
-3.13%
|
$4,186,644
$92.81 P/Share
|
|
Dec 11
2025
|
John D Quisel Chief Executive Officer |
SELL
Open market or private sale
|
Direct |
40,000
-5.03%
|
$3,680,000
$92.45 P/Share
|
|
Dec 11
2025
|
John D Quisel Chief Executive Officer |
BUY
Exercise of conversion of derivative security
|
Direct |
40,000
+15.88%
|
$360,000
$9.86 P/Share
|
|
Nov 11
2025
|
Jonathan Yen Wen Yu Chief Operating Officer |
SELL
Open market or private sale
|
Direct |
30,000
-12.85%
|
$2,520,000
$84.6 P/Share
|
|
Nov 11
2025
|
Jonathan Yen Wen Yu Chief Operating Officer |
BUY
Exercise of conversion of derivative security
|
Direct |
30,000
+29.83%
|
$60,000
$2.65 P/Share
|
|
Oct 22
2025
|
Ai Dmi LLC |
SELL
Open market or private sale
|
Direct |
744,047
-20.91%
|
$59,523,760
$80.47 P/Share
|
|
Oct 17
2025
|
Kevin Bitterman |
SELL
Open market or private sale
|
Indirect |
70,000
-1.15%
|
$6,160,000
$88.51 P/Share
|
|
Oct 16
2025
|
Kevin Bitterman |
SELL
Open market or private sale
|
Indirect |
1,425
-0.3%
|
$109,725
$77.11 P/Share
|
|
Oct 15
2025
|
Kevin Bitterman |
SELL
Open market or private sale
|
Indirect |
22,160
-2.22%
|
$1,706,320
$77.46 P/Share
|
|
Oct 08
2025
|
Kevin Bitterman |
SELL
Open market or private sale
|
Indirect |
71,961
-2.64%
|
$5,037,270
$70.4 P/Share
|
|
Oct 07
2025
|
Kevin Bitterman |
SELL
Open market or private sale
|
Indirect |
18,039
-1.54%
|
$1,226,652
$68.51 P/Share
|