Kala Bio KALA Insider Ownership

NASDAQ KALA
$0.84 -0.06 (-6.67%)
At close: Aug 20, 2026 · 4:00 PM EDT

Historic Insider Ownership Trends

As of August 04, 2026, the three largest insider holders of KALA are Capital Management, L.P. Ra (TenPercentOwner, 7.04Mn shares), Bros. Advisors Lp Baker (Other, 425.01K shares), Hongming Chen (Chief Scientific Officer, 204.51K shares).

Top Direct Holders

Insider ownership data is derived from the last 60 months of Form 4 SEC filings.
Holder Position Shares (Direct) Shares (Indirect) Report Date
Andrew I Koven - 12,172 0 23 Jun, 2023
Bros. Advisors Lp Baker - 0 425,006 02 Oct, 2025
Romulus K Brazzell Chief Medical Officer 35,952 0 24 Oct, 2025
Howard B Rosen - 16,240 0 17 Jun, 2025
Capital Management, L.P. Ra - 0 7,039,613 26 May, 2022
Mark T Iwicki Chief Executive Officer 103,540 0 24 Oct, 2025
C. Daniel Myers - 10,374 0 17 Jun, 2025
Todd Bazemore Chief Operating Officer 35,932 0 24 Oct, 2025
Mark S. Blumenkranz - 0 38,965 17 Nov, 2021
Eric Trachtenberg - 68,066 0 05 Jan, 2024
Hongming Chen Chief Scientific Officer 204,515 0 28 Oct, 2021
Mary Reumuth Chief Financial Officer 28,906 0 24 Oct, 2025
Darius Kharabi Chief Business Officer 41,760 0 24 Oct, 2025
Marjan Farid - 10,242 0 17 Jun, 2025

* Please note that the shares above only reflect shares from the fund portfolio and the institutional portfolio. Shares from the personal portfolio are excluded from this Institutional Ownership Page. See these insiders' latest transactions here on Insider Page.

Recent Insider Transactions

Detailed insider trading activity based on Form 4 SEC filings.
Download Data
Transaction Date Insider Name Security Class Transaction Type Shares Traded Price Shares Remaining Ownership Code
18 Dec, 2025 David E. Lazar Convertible Loan D 368,614 - 0 D J
24 Nov, 2025 David E. Lazar Series AA Convertible Preferred Stock A 900,000 - 900,000 D A
22 Oct, 2025 Darius Kharabi Common Stock D 20,806 $0.83 41,760 D S
22 Oct, 2025 Darius Kharabi Common Stock D 20,806 $0.83 41,760 D S
22 Oct, 2025 Darius Kharabi Common Stock D 20,806 $0.83 41,760 D S
22 Oct, 2025 Mary Reumuth Common Stock D 32,230 $0.83 29,873 D S
22 Oct, 2025 Romulus K Brazzell Common Stock D 46,748 $0.83 35,952 D S
22 Oct, 2025 Mary Reumuth Common Stock D 32,230 $0.83 29,873 D S
22 Oct, 2025 Todd Bazemore Common Stock D 47,768 $0.83 35,932 D S
22 Oct, 2025 Mary Reumuth Common Stock D 32,230 $0.83 29,873 D S
23 Oct, 2025 Mark T Iwicki Common Stock D 154,894 $0.81 103,540 D S
23 Oct, 2025 Mary Reumuth Common Stock D 967 $0.82 28,906 D S
23 Oct, 2025 Mary Reumuth Common Stock D 967 $0.82 28,906 D S
23 Oct, 2025 Mary Reumuth Common Stock D 967 $0.82 28,906 D S
30 Sep, 2025 Bros. Advisors Lp Baker Common Stock D 21,376 $1.60 97,120 I S
30 Sep, 2025 Bros. Advisors Lp Baker Common Stock D 195,425 $1.60 887,973 I S
01 Oct, 2025 Bros. Advisors Lp Baker Common Stock D 50,640 $1.38 46,480 I S
01 Oct, 2025 Bros. Advisors Lp Baker Common Stock D 462,967 $1.38 425,006 I S
29 Aug, 2025 Todd Bazemore Stock Option (right to buy) A 180,000 $0.00 180,000 D A
24 Jun, 2025 Todd Bazemore Common Stock D 4,058 $4.01 83,699 D S