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Cullinan Therapeutics, Inc.

CGEM Net buying
CIK 0001789972 #2364 in the set updated 17 Sep 2026
Bought (12 mo)
$13.32M
out of their own pocket, the only kind of buying there is
Sold (12 mo)
$2.51M
$252.08K on a plan · $1.33M straight out of an exercise
Sold at will
$926.59K
12 of 28 sales
Net
+$10.81M
+$12.40M against sales at will

By person

7 insiders · 36 transactions
12.0×

Nadim Ahmed holds 12.0 times base salary in stock. $8.43M of shares against $698.48K in salary for 2025.

Salary from the company's own proxy. The shares are what Nadim Ahmed last reported holding, valued at $21.57, the price Common Stock was last bought or sold at on the open market here, on 8 Sep 2026.

Insider
Role
Bought
Sold
Net
Holding
Of company
Worth
Change
Lynx1 Capital Management LP entity
10% owner
$13.32M (8)
—
+$13.32M
8,963,500
13.93%
$193.34M
+26.4%
Michaelson Jennifer
Chief Scientific Officer
—
$1.62M (18) scheduled
−$1.62M
158,844
0.2468%
$3.43M
+34.7%
AHMED NADIM
President and CEO
—
$517.99K (3)
−$517.99K
390,803
0.6073%
$8.43M
+43.9%
Jones Jeffrey Alan
Chief Medical Officer
—
$178.95K (3)
−$178.95K
159,968
0.2486%
$3.45M
+34.8%
SUMER JACQUELYN L
Chief Legal Officer
—
$136.72K (3)
−$136.72K
130,559
0.2029%
$2.82M
+35.8%
Fenton Mary Kay
Chief Financial Officer
—
$59.90K (1)
−$59.90K
127,921
0.1988%
$2.76M
+6,293%
Savill Corrine
Chief Business Officer
—
—
—
240,990
0.3745%
$5.20M
+18.4%

Individual transactions

12
Insider
Date
Role
Action
Shares
Price
Amount
SUMER JACQUELYN L
24 Feb 2026
Chief Legal Officer
Sell
3,601
$14.47
$52.11K
Jones Jeffrey Alan
24 Feb 2026
Chief Medical Officer
Sell
4,582
$14.47
$66.30K
AHMED NADIM
24 Feb 2026
President and CEO
Sell
13,515
$14.47
$195.56K
Fenton Mary Kay
20 Feb 2026
Chief Financial Officer
Sell
4,398
$13.62
$59.90K
AHMED NADIM
20 Feb 2026
President and CEO
Sell
16,381
$13.62
$223.11K
SUMER JACQUELYN L
20 Feb 2026
Chief Legal Officer
Sell
3,742
$13.62
$50.97K
Jones Jeffrey Alan
20 Feb 2026
Chief Medical Officer
Sell
4,982
$13.62
$67.85K
Michaelson Jennifer
12 Feb 2026
Chief Scientific Officer
Sell
416
$12.03
$5.00K
AHMED NADIM
23 Dec 2025
President and CEO
Sell
9,922
$10.01
$99.32K
Michaelson Jennifer
18 Dec 2025
Chief Scientific Officer
Sell
2,898
$9.67
$28.02K
Jones Jeffrey Alan
18 Dec 2025
Chief Medical Officer
Sell
4,632
$9.67
$44.79K
SUMER JACQUELYN L
18 Dec 2025
Chief Legal Officer
Sell
3,480
$9.67
$33.65K
Show all 36 transactions →

What was left out

Form 4 filings counted 42
Amendments (4/A) skipped 0
Filings about a different issuer 0
Unreadable filings 0
Joint filings 3
Sales on a Rule 10b5-1 plan 8
Sales straight out of an exercise 8
Sales at will 12
Transactions with no price 0
Shares from compensation/vesting 184,288
History held since 11 Jan 2021