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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.

Insider
Date
Role
Action
Shares
Price
Amount
Reumuth Mary
23 Oct 2025
CHIEF FINANCIAL OFFICER
Sell
967
$0.82
$792.94
Iwicki Mark T
23 Oct 2025
Director
Sell
154,894
$0.81
$125.46K
Kharabi Darius
22 Oct 2025
CHIEF BUSINESS OFFICER
Sell
20,806
$0.83
$17.27K
Brazzell Romulus K
22 Oct 2025
SEE REMARKS
Sell
46,748
$0.83
$38.80K
Bazemore Todd
22 Oct 2025
Director
Sell
47,768
$0.83
$39.65K
Reumuth Mary
22 Oct 2025
CHIEF FINANCIAL OFFICER
Sell
32,230
$0.83
$26.75K
BAKER BROS. ADVISORS LP
1 Oct 2025
Former 10% owner
Sell indirect
462,967
$1.38
$640.65K
BAKER BROS. ADVISORS LP
1 Oct 2025
Former 10% owner
Sell indirect
50,640
$1.38
$70.08K
BAKER BROS. ADVISORS LP
30 Sep 2025
Former 10% owner
Sell indirect
195,425
$1.60
$311.88K
BAKER BROS. ADVISORS LP
30 Sep 2025
Former 10% owner
Sell indirect
21,376
$1.60
$34.11K
Iwicki Mark T
24 Jun 2025
Director
Sell
13,227
$4.01
$53.04K
Brazzell Romulus K
24 Jun 2025
SEE REMARKS
Sell
5,251
$4.01
$21.06K
Bazemore Todd
24 Jun 2025
SEE REMARKS
Sell
4,058
$4.01
$16.27K
Reumuth Mary
24 Jun 2025
CHIEF FINANCIAL OFFICER
Sell
3,631
$4.01
$14.56K
Kharabi Darius
24 Jun 2025
CHIEF BUSINESS OFFICER
Sell
4,511
$4.01
$18.09K
Iwicki Mark T
3 Jun 2025
Director
Sell
10,866
$3.74
$40.64K
Brazzell Romulus K
3 Jun 2025
SEE REMARKS
Sell
3,687
$3.74
$13.79K
Bazemore Todd
3 Jun 2025
SEE REMARKS
Sell
3,390
$3.74
$12.68K
Reumuth Mary
3 Jun 2025
CHIEF FINANCIAL OFFICER
Sell
2,850
$3.74
$10.66K
Kharabi Darius
3 Jun 2025
CHIEF BUSINESS OFFICER
Sell
730
$3.74
$2.73K
Reumuth Mary
6 Jan 2025
CHIEF FINANCIAL OFFICER
Sell
1,706
$7.63
$13.02K
Iwicki Mark T
6 Jan 2025
CHIEF EXECUTIVE OFFICER
Sell
5,779
$7.63
$44.09K
Brazzell Romulus K
6 Jan 2025
SEE REMARKS
Sell
2,446
$7.63
$18.66K
Bazemore Todd
6 Jan 2025
SEE REMARKS
Sell
1,993
$7.63
$15.21K
Kharabi Darius
6 Jan 2025
CHIEF BUSINESS OFFICER
Sell
2,021
$7.63
$15.42K
Brazzell Romulus K
26 Jun 2024
SEE REMARKS
Sell
5,489
$4.75
$26.07K
Iwicki Mark T
26 Jun 2024
CHIEF EXECUTIVE OFFICER
Sell
15,168
$4.75
$72.05K
Reumuth Mary
26 Jun 2024
CHIEF FINANCIAL OFFICER
Sell
4,163
$4.75
$19.77K
Kharabi Darius
26 Jun 2024
CHIEF BUSINESS OFFICER
Sell
5,158
$4.75
$24.50K
Bazemore Todd
26 Jun 2024
SEE REMARKS
Sell
4,653
$4.75
$22.10K
Iwicki Mark T
31 May 2024
CHIEF EXECUTIVE OFFICER
Sell
7,392
$6.09
$45.02K
Brazzell Romulus K
31 May 2024
SEE REMARKS
Sell
2,002
$6.09
$12.19K
Reumuth Mary
31 May 2024
CHIEF FINANCIAL OFFICER
Sell
1,786
$6.09
$10.88K
Kharabi Darius
31 May 2024
CHIEF BUSINESS OFFICER
Sell
231
$6.09
$1.41K
Bazemore Todd
31 May 2024
SEE REMARKS
Sell
2,093
$6.09
$12.75K
Bazemore Todd
4 Jan 2024
SEE REMARKS
Sell
1,405
$6.74
$9.47K
Reumuth Mary
4 Jan 2024
CHIEF FINANCIAL OFFICER
Sell
1,227
$6.74
$8.27K
Iwicki Mark T
4 Jan 2024
CHIEF EXECUTIVE OFFICER
Sell
4,539
$6.73
$30.55K
Brazzell Romulus K
4 Jan 2024
SEE REMARKS
Sell
1,617
$6.74
$10.90K
Kharabi Darius
4 Jan 2024
CHIEF BUSINESS OFFICER
Sell
1,385
$6.73
$9.32K
Trachtenberg Eric
4 Jan 2024
SEE REMARKS
Sell
1,227
$6.74
$8.27K
Iwicki Mark T
4 Jan 2023
CHIEF EXECUTIVE OFFICER
Sell
198
$28.54
$5.65K
Bazemore Todd
4 Jan 2023
SEE REMARKS
Sell
62
$28.54
$1.77K
Brazzell Romulus K
4 Jan 2023
SEE REMARKS
Sell
73
$28.53
$2.08K
Reumuth Mary
4 Jan 2023
CHIEF FINANCIAL OFFICER
Sell
60
$28.54
$1.71K
Trachtenberg Eric
4 Jan 2023
SEE REMARKS
Sell
60
$28.55
$1.71K
Iwicki Mark T
26 Oct 2022
CHIEF EXECUTIVE OFFICER
Sell
561
$6.52
$3.66K
Brazzell Romulus K
26 Oct 2022
SEE REMARKS
Sell
261
$6.51
$1.70K
Reumuth Mary
26 Oct 2022
CHIEF FINANCIAL OFFICER
Sell
194
$6.51
$1.26K
Bazemore Todd
26 Oct 2022
SEE REMARKS
Sell
214
$6.51
$1.39K
Trachtenberg Eric
26 Oct 2022
SEE REMARKS
Sell
194
$6.52
$1.26K
Iwicki Mark T
27 Jun 2022
CHIEF EXECUTIVE OFFICER
Sell
7,975
$0.37
$2.95K
Bazemore Todd
27 Jun 2022
SEE REMARKS
Sell
3,092
$0.37
$1.14K
Brazzell Romulus K
27 Jun 2022
SEE REMARKS
Sell
3,144
$0.37
$1.16K
Reumuth Mary
27 Jun 2022
CHIEF FINANCIAL OFFICER
Sell
2,613
$0.37
$966.81
Trachtenberg Eric
27 Jun 2022
SEE REMARKS
Sell
2,613
$0.37
$966.81
RA CAPITAL MANAGEMENT, L.P.
26 May 2022
10% owner
Sell indirect
1,005,686
$0.36
$365.67K
RA CAPITAL MANAGEMENT, L.P.
25 May 2022
10% owner
Sell indirect
1,434,509
$0.42
$602.49K
RA CAPITAL MANAGEMENT, L.P.
24 May 2022
10% owner
Sell indirect
144,805
$0.51
$73.85K
RA CAPITAL MANAGEMENT, L.P.
23 May 2022
10% owner
Sell indirect
1,250,000
$0.65
$812.50K
Trachtenberg Eric
4 Jan 2022
SEE REMARKS
Sell
2,850
$1.30
$3.71K
Iwicki Mark T
4 Jan 2022
CHIEF EXECUTIVE OFFICER
Sell
9,518
$1.30
$12.37K
Bazemore Todd
4 Jan 2022
SEE REMARKS
Sell
3,454
$1.30
$4.49K
Brazzell Romulus K
4 Jan 2022
SEE REMARKS
Sell
3,504
$1.30
$4.56K
Reumuth Mary
4 Jan 2022
CHIEF FINANCIAL OFFICER
Sell
2,850
$1.30
$3.71K
Chen Hongming
27 Oct 2021
CHIEF SCIENTIFIC OFFICER
Sell
21,051
$1.82
$38.31K
Iwicki Mark T
26 Oct 2021
CHIEF EXECUTIVE OFFICER
Sell
27,598
$1.80
$49.68K
Brazzell Romulus K
26 Oct 2021
CHIEF MEDICAL OFFICER
Sell
12,757
$1.80
$22.96K
Bazemore Todd
26 Oct 2021
CHIEF OPERATING OFFICER
Sell
12,544
$1.80
$22.58K
Reumuth Mary
26 Oct 2021
CHIEF FINANCIAL OFFICER
Sell
9,449
$1.80
$17.01K
Trachtenberg Eric
26 Oct 2021
SEE REMARKS
Sell
9,449
$1.80
$17.01K
Chen Hongming
26 Oct 2021
CHIEF SCIENTIFIC OFFICER
Sell
9,449
$1.80
$17.01K
Chen Hongming
29 Jun 2021
CHIEF SCIENTIFIC OFFICER
Sell
5,548
$5.56
$30.85K
Iwicki Mark T
28 Jun 2021
CHIEF EXECUTIVE OFFICER
Sell
7,586
$5.77
$43.77K
Bazemore Todd
28 Jun 2021
CHIEF OPERATING OFFICER
Sell
2,911
$5.77
$16.80K
Reumuth Mary
28 Jun 2021
CHIEF FINANCIAL OFFICER
Sell
2,452
$5.77
$14.15K
Trachtenberg Eric
28 Jun 2021
SEE REMARKS
Sell
2,452
$5.77
$14.15K
Brazzell Romulus K
28 Jun 2021
CHIEF MEDICAL OFFICER
Sell
3,034
$5.77
$17.51K
Chen Hongming
28 Jun 2021
CHIEF SCIENTIFIC OFFICER
Sell
2,452
$5.77
$14.15K

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