Stocks · Health care · Biological Products, (No Diagnostic Substances)

4D Molecular Therapeutics, Inc.

FDMT Clue Score62
United States Fiscal year ends December CIK 0001650648 Results filed 13 Aug 2026

What the insiders did Net buying

By person

14 insiders · 105 transactions
Insider
Role
Bought
Sold
Net
Holding
Of company
Worth
Change
Viking Global Investors LP entity
10% owner
$38.90M (2)
$10.55M (1)
+$28.35M
8,185,828
14.83%
$105.11M
+107.9%
David Kirn
See Remarks
—
$13.28M (30) scheduled
−$13.28M
1,309,153
2.37%
$16.81M
−34.5%
Tony Dung Ling Yao
Director
$9.78M (1)
—
+$9.78M
1,063,744
1.93%
$13.66M
—
David Schaffer
Director
—
$3.01M (13)
−$3.01M
901,215
1.63%
$11.57M
−9.9%
John F Milligan
Director
$2.30M (1)
—
+$2.30M
100,000
0.1811%
$1.28M
—
Scott Bizily
Chief Legal Officer
—
$1.93M (43) scheduled
−$1.93M
8,617
0.0156%
$110.64K
−46.6%
Robert Young Kim
Chief Medical Officer
—
$737.79K (4) scheduled
−$737.79K
1,043
0.0019%
$13.39K
−34.6%
Jacob Chacko
Director
—
$100.27K (1) scheduled
−$100.27K
0
0.0000%
$0.00
—
Fariborz Kamal
President & COO
$99.98K (1)
—
+$99.98K
4,347
0.0079%
$55.82K
—
Ashoo Gupta
VP, Finance and Controller
—
$6.73K (4) scheduled
−$6.73K
47,055
0.0852%
$604.19K
+3.1%
Ra Capital Management, L.p. entity
10% owner
—
—
—
4,563,211
8.26%
$58.59M
−10.5%
Bvf Partners L P/Il entity
See Explanation of Responses
—
—
—
87,911
0.1592%
$1.13M
−98.5%
Charles Theuer
Director
—
—
—
41,684
0.0755%
$535.22K
+28.8%
August J Moretti
Chief Financial Officer
—
—
—
11,045
0.0200%
$141.82K
+173.1%