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KALA BIO, Inc.

KALA Net buying
CIK 0001479419 #5116 in the set updated 22 Sep 2026
Bought (120 mo)
$211.97M
out of their own pocket, the only kind of buying there is
Sold (120 mo)
$4.19M
$0.00 on a plan · $0.00 straight out of an exercise
Sold at will
$4.19M
79 of 79 sales
Net
+$207.79M
+$207.79M against sales at will

By person

23 insiders · 130 transactions
Insider
Role
Bought
Sold
Net
Holding
Worth
Change
Shah Rajeev M.
Director
$78.00M (3)
—
+$78.00M
23,902,462
$19.60M
+84.0%
RA CAPITAL MANAGEMENT, L.P. entity
10% owner
$78.00M (3)
$1.85M (4)
+$76.15M
28,508,993
$23.38M
+44.1%
Grunberg Gregory
Director
$28.22M (3)
—
+$28.22M
5,451,860
$4.47M
—
ORBIMED ADVISORS LLC entity
10% owner
$19.22M (15)
—
+$19.22M
3,447,840
$2.83M
+4,381%
CDK ASSOCIATES, L.L.C. entity
10% owner
$3.23M (1)
—
+$3.23M
215,000
$176.30K
—
Longitude Capital Partners II, LLC entity
10% owner
$3.23M (1)
—
+$3.23M
2,270,946
$1.86M
—
BAKER BROS. ADVISORS LP entity
Former 10% owner
$2.00M (2)
$1.06M (4)
+$943.28K
425,006
$348.50K
−49.7%
Iwicki Mark T
Director
—
$528.93K (13)
−$528.93K
103,540
$84.90K
—
Brazzell Romulus K
SEE REMARKS
—
$191.44K (13)
−$191.44K
35,952
$29.48K
—
Reumuth Mary
CHIEF FINANCIAL OFFICER
—
$143.50K (14)
−$143.50K
28,906
$23.70K
—
Bazemore Todd
Director
$57.83K (3)
$176.30K (13)
−$118.46K
35,974
$29.50K
—
Chen Hongming
CHIEF SCIENTIFIC OFFICER
—
$100.32K (4)
−$100.32K
204,515
$167.70K
+343.8%
Kharabi Darius
CHIEF BUSINESS OFFICER
—
$88.74K (7)
−$88.74K
41,760
$34.24K
—
Trachtenberg Eric
SEE REMARKS
—
$47.08K (7)
−$47.08K
68,066
$55.81K
—
Rosen Howard B
Director
$27.10K (1)
—
+$27.10K
24,480
$20.07K
—
TEPPER ROBERT I
Director
—
—
—
1,621,092
$1.33M
—
Paull Robert Bradley
Director
—
—
—
1,247,298
$1.02M
—
Hadley Harbor Master Investors (Cayman) L.P.
10% owner
—
—
—
846,566
$694.18K
—
KOVEN ANDREW I
Director
—
—
—
16,972
$13.92K
—
Blumenkranz Mark S.
Director
—
—
—
14,367
$11.78K
—
PERRY GREGORY D
Director
—
—
—
13,344
$10.94K
—
Myers C. Daniel
Director
—
—
—
10,374
$8.51K
—
Farid Marjan
Director
—
—
—
10,242
$8.40K
—

No percentages here. This company's share count has moved by a factor of 201.6 over the window, from 4,610,139 to 929,491,578 shares. A split, a merger or a large issue changes what the company is, and a holding measured at one point in that run is not a fraction of it at another.

Individual transactions

32
Insider
Date
Role
Action
Shares
Price
Amount
BAKER BROS. ADVISORS LP
30 Dec 2024
10% owner
Buy indirect
279,939
$6.44
$1.80M
BAKER BROS. ADVISORS LP
30 Dec 2024
10% owner
Buy indirect
30,620
$6.44
$197.19K
Bazemore Todd
22 Oct 2020
Chief Operating Officer
Buy indirect
40
$7.60
$304.00
Bazemore Todd
5 Jun 2020
Chief Operating Officer
Buy indirect
2
$13.39
$26.78
Bazemore Todd
16 Mar 2020
Chief Operating Officer
Buy
10,000
$5.75
$57.50K
RA CAPITAL MANAGEMENT, L.P.
13 Mar 2020
Director
Buy indirect
6,337,135
$7.89
$50.00M
Shah Rajeev M.
13 Mar 2020
Director
Buy indirect
6,337,135
$7.89
$50.00M
Grunberg Gregory
13 Mar 2020
Director
Buy indirect
2,534,854
$7.89
$20.00M
Rosen Howard B
30 May 2019
Director
Buy
5,000
$5.42
$27.10K
Grunberg Gregory
5 Oct 2018
Director
Buy indirect
606,060
$8.25
$5.00M
RA CAPITAL MANAGEMENT, L.P.
3 Oct 2018
Director
Buy indirect
2,424,242
$8.25
$20.00M
Shah Rajeev M.
3 Oct 2018
Director
Buy indirect
2,424,242
$8.25
$20.00M
ORBIMED ADVISORS LLC
8 Feb 2018
10% owner
Buy indirect
25,000
$12.93
$323.25K
ORBIMED ADVISORS LLC
2 Feb 2018
10% owner
Buy indirect
37,840
$14.73
$557.38K
ORBIMED ADVISORS LLC
1 Feb 2018
10% owner
Buy indirect
22,840
$14.99
$342.37K
ORBIMED ADVISORS LLC
31 Jan 2018
10% owner
Buy indirect
339,400
$15.00
$5.09M
ORBIMED ADVISORS LLC
29 Jan 2018
10% owner
Buy indirect
50,000
$14.99
$749.50K
ORBIMED ADVISORS LLC
26 Jan 2018
10% owner
Buy indirect
22,760
$14.93
$339.81K
ORBIMED ADVISORS LLC
24 Jan 2018
10% owner
Buy indirect
64,637
$14.91
$963.74K
ORBIMED ADVISORS LLC
23 Jan 2018
10% owner
Buy indirect
4,363
$14.99
$65.40K
ORBIMED ADVISORS LLC
22 Jan 2018
10% owner
Buy indirect
75,000
$14.98
$1.12M
ORBIMED ADVISORS LLC
19 Jan 2018
10% owner
Buy indirect
74,931
$14.95
$1.12M
ORBIMED ADVISORS LLC
12 Jan 2018
10% owner
Buy indirect
28,446
$15.40
$438.07K
ORBIMED ADVISORS LLC
12 Jan 2018
10% owner
Buy indirect
38,354
$14.50
$556.13K
ORBIMED ADVISORS LLC
11 Jan 2018
10% owner
Buy indirect
41,700
$13.65
$569.21K
ORBIMED ADVISORS LLC
10 Jan 2018
10% owner
Buy indirect
170,338
$12.83
$2.19M
Shah Rajeev M.
25 Jul 2017
Director
Buy indirect
533,333
$15.00
$8.00M
Grunberg Gregory
25 Jul 2017
Director
Buy indirect
215,000
$15.00
$3.23M
RA CAPITAL MANAGEMENT, L.P.
25 Jul 2017
Director
Buy indirect
533,333
$15.00
$8.00M
Longitude Capital Partners II, LLC
25 Jul 2017
10% owner
Buy indirect
215,000
$15.00
$3.23M
ORBIMED ADVISORS LLC
25 Jul 2017
10% owner
Buy indirect
319,333
$15.00
$4.79M
CDK ASSOCIATES, L.L.C.
20 Jul 2017
10% owner
Buy
215,000
$15.00
$3.23M
Show all 130 transactions →

What was left out

Form 4 filings counted 242
Amendments (4/A) skipped 4
Filings about a different issuer 0
Unreadable filings 0
Joint filings 17
Sales on a Rule 10b5-1 plan 0
Sales straight out of an exercise 0
Sales at will 79
Transactions with no price 0
Shares from compensation/vesting 23,538,658
Sales filed before the plan box existed 38
History held since 20 Jul 2017