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Kala Bio Insider Trading Activity

KALANASDAQ

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$0.5860

-0.0202-3.33%

Last update: Dec 16, 10:22 AM

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Kala Bio Insider Trading Activity | NASDAQ:KALA | Benzinga

Track the latest Kala Bio insider trading activity. Stay informed on recent buys, sells, and market impact for Kala Bio stock.

What is Insider Activity?

Insider trading activity involves company insiders, such as executives, directors, and employees, engaging in transactions of their own company's stock. Insiders' buy and sell transactions provide valuable insights into their confidence in the company's future performance.

What are Kala Bio Inc Insiders Doing?

Insiders have report no purchases/sales in the last 30 days.

Notable Recent Insider Buys and Sales

On October 24, 2025, Darius Kharabi, the company's CHIEF BUSINESS OFFICER sold 20.81K shares for $0.83 each.
On October 24, 2025, Mary Reumuth, the company's CHIEF FINANCIAL OFFICER sold 33.2K shares for $0.83 each.
On October 24, 2025, Romulus Brazzell, the company's SEE REMARKS sold 46.75K shares for $0.83 each.

Ownership Statistics for Kala Bio Inc

Shares Outstanding

10.730M

Insider Shares Owned

1.025M

Insider Percentage Owned

12.5%

Institutional Shares Held

419.600K

Institutional Percentage Held

4.27%


Oct 24, 2025	Mark Iwicki	—	-154.89K	$0.81	-$125.46K	SELL	-59.94%	103.54K	Oct 23	View
Oct 24, 2025	Mary Reumuth	CHIEF FINANCIAL OFFICER	-33.20K	$0.83	-$27.54K	SELL	-53.45%	28.91K	Oct 22 - Oct 23	View
Oct 24, 2025	Todd Bazemore	—	-47.77K	$0.83	-$39.65K	SELL	-57.07%	35.93K	Oct 22	View
Oct 24, 2025	Romulus Brazzell	SEE REMARKS	-46.75K	$0.83	-$38.80K	SELL	-56.53%	35.95K	Oct 22	View
Oct 24, 2025	Darius Kharabi	CHIEF BUSINESS OFFICER	-20.81K	$0.83	-$17.27K	SELL	-33.25%	41.76K	Oct 22	View
Oct 02, 2025	BAKER BROS ADVISORS LP Baker Bros Advisors GP LLC FELIX BAKER JULIAN BAKER	—	-730.41K	$1.45	-$1.06M	SELL	-63.22%	425.01K	Sep 30 - Oct 01	View
Jun 26, 2025	Darius Kharabi	CHIEF BUSINESS OFFICER	-4.51K	$4.01	-$18.09K	SELL	-6.73%	62.57K	Jun 24	View
Jun 26, 2025	Mary Reumuth	CHIEF FINANCIAL OFFICER	-3.63K	$4.01	-$14.56K	SELL	-5.52%	62.10K	Jun 24	View
Jun 26, 2025	Todd Bazemore	SEE REMARKS	-4.06K	$4.01	-$16.27K	SELL	-4.62%	83.70K	Jun 24	View
Jun 26, 2025	Romulus Brazzell	SEE REMARKS	-5.25K	$4.01	-$21.06K	SELL	-5.97%	82.70K	Jun 24	View
Jun 26, 2025	Mark Iwicki	—	-13.23K	$4.01	-$53.04K	SELL	-4.87%	258.43K	Jun 24	View
Jun 04, 2025	Darius Kharabi	CHIEF BUSINESS OFFICER	-730.00	$3.74	-$2.73K	SELL	-1.08%	67.08K	Jun 03	View
Jun 04, 2025	Mary Reumuth	CHIEF FINANCIAL OFFICER	-2.85K	$3.74	-$10.66K	SELL	-4.16%	65.73K	Jun 03	View
Jun 04, 2025	Todd Bazemore	SEE REMARKS	-3.39K	$3.74	-$12.68K	SELL	-3.72%	87.76K	Jun 03	View
Jun 04, 2025	Romulus Brazzell	SEE REMARKS	-3.69K	$3.74	-$13.79K	SELL	-4.02%	87.95K	Jun 03	View
Jun 04, 2025	Mark Iwicki	—	10.87K	$3.74	$40.64K	s	4.21%	269.21K	Jun 03	View
Jan 07, 2025	Darius Kharabi	CHIEF BUSINESS OFFICER	8.08K	$7.63	-$15.42K	GRANT	13.53%	67.81K	Jan 06	View
Jan 07, 2025	Todd Bazemore	SEE REMARKS	8.11K	$7.63	-$15.21K	GRANT	∞	1.00	Jan 06	View
Jan 07, 2025	Romulus Brazzell	SEE REMARKS	7.65K	$7.63	-$18.66K	GRANT	9.03%	92.42K	Jan 06	View
Jan 07, 2025	Mark Iwicki	CHIEF EXECUTIVE OFFICER	16.32K	$7.63	-$44.09K	GRANT	6.19%	280.08K	Jan 06	View
Jan 07, 2025	Mary Reumuth	CHIEF FINANCIAL OFFICER	8.39K	$7.63	-$13.02K	GRANT	13.95%	68.58K	Jan 06	View
Dec 31, 2024	BAKER BROS ADVISORS LP Baker Bros Advisors GP LLC FELIX BAKER JULIAN BAKER	—	310.56K	$6.44	$2.00M	BUY	40.18%	1.08M	Dec 30	View
Jun 27, 2024	Todd Bazemore	SEE REMARKS	-4.65K	$4.75	-$22.10K	SELL	-5.31%	83.04K	Jun 26	View
Jun 27, 2024	Darius Kharabi	CHIEF BUSINESS OFFICER	-5.16K	$4.75	-$24.50K	SELL	-7.95%	59.73K	Jun 26	View
Jun 27, 2024	Mary Reumuth	CHIEF FINANCIAL OFFICER	-4.16K	$4.75	-$19.77K	SELL	-6.47%	60.19K	Jun 26	View
Jun 27, 2024	Mark Iwicki	CHIEF EXECUTIVE OFFICER	-15.17K	$4.75	-$72.05K	SELL	-5.44%	263.75K	Jun 26	View
Jun 27, 2024	Romulus Brazzell	SEE REMARKS	-5.49K	$4.75	-$26.07K	SELL	-6.13%	83.98K	Jun 26	View
Jun 03, 2024	Todd Bazemore	SEE REMARKS	-2.09K	$6.09	-$12.75K	SELL	-2.33%	87.69K	May 31	View
Jun 03, 2024	Darius Kharabi	CHIEF BUSINESS OFFICER	-231.00	$6.09	-$1.41K	SELL	-0.35%	64.89K	May 31	View
Jun 03, 2024	Mary Reumuth	CHIEF FINANCIAL OFFICER	-1.79K	$6.09	-$10.88K	SELL	-2.70%	64.35K	May 31	View
Jun 03, 2024	Romulus Brazzell	SEE REMARKS	-2.00K	$6.09	-$12.19K	SELL	-2.19%	89.47K	May 31	View
Jun 03, 2024	Mark Iwicki	CHIEF EXECUTIVE OFFICER	-7.39K	$6.09	-$45.02K	SELL	-2.58%	278.92K	May 31	View
Jan 05, 2024	Eric Trachtenberg	SEE REMARKS	3.37K	$6.74	-$8.27K	GRANT	5.21%	68.07K	Jan 04	View
Jan 05, 2024	Darius Kharabi	CHIEF BUSINESS OFFICER	3.21K	$6.73	-$9.32K	GRANT	5.19%	65.12K	Jan 04	View
Jan 05, 2024	Romulus Brazzell	SEE REMARKS	4.88K	$6.74	-$10.90K	GRANT	5.64%	91.47K	Jan 04	View
Jan 05, 2024	Mark Iwicki	CHIEF EXECUTIVE OFFICER	9.76K	$6.73	-$30.55K	GRANT	3.53%	286.31K	Jan 04	View
Jan 05, 2024	Mary Reumuth	CHIEF FINANCIAL OFFICER	3.37K	$6.74	-$8.27K	GRANT	5.37%	66.14K	Jan 04	View
Jan 05, 2024	Todd Bazemore	SEE REMARKS	5.09K	$6.74	-$9.47K	GRANT	∞	1.00	Jan 04	View
Jan 06, 2023	Eric Trachtenberg	SEE REMARKS	9.46K	$28.55	-$1.71K	GRANT	466.26%	11.49K	Jan 04	View
Jan 06, 2023	Mary Reumuth	CHIEF FINANCIAL OFFICER	9.46K	$28.54	-$1.71K	GRANT	391.44%	11.88K	Jan 04	View
Jan 06, 2023	Romulus Brazzell	SEE REMARKS	12.73K	$28.53	-$2.08K	GRANT	219.09%	18.54K	Jan 04	View
Jan 06, 2023	Todd Bazemore	SEE REMARKS	12.74K	$28.54	-$1.77K	GRANT	607.15%	14.84K	Jan 04	View
Jan 06, 2023	Mark Iwicki	CHIEF EXECUTIVE OFFICER	41.50K	$28.54	-$5.65K	GRANT	929.70%	45.97K	Jan 04	View
Oct 28, 2022	Eric Trachtenberg	SEE REMARKS	-194.00	$6.52	-$1.26K	SELL	-8.72%	2.03K	Oct 26	View
Oct 28, 2022	Todd Bazemore	SEE REMARKS	-214.00	$6.51	-$1.39K	SELL	-9.26%	2.10K	Oct 26	View
Oct 28, 2022	Mary Reumuth	CHIEF FINANCIAL OFFICER	-194.00	$6.51	-$1.26K	SELL	-7.43%	2.42K	Oct 26	View
Oct 28, 2022	Romulus Brazzell	SEE REMARKS	-261.00	$6.51	-$1.70K	SELL	-4.30%	5.81K	Oct 26	View
Oct 28, 2022	Mark Iwicki	CHIEF EXECUTIVE OFFICER	-561.00	$6.52	-$3.66K	SELL	-11.16%	4.46K	Oct 26	View
Jun 29, 2022	Eric Trachtenberg	SEE REMARKS	-2.61K	$0.37	-$966.81	SELL	-2.30%	111.20K	Jun 27	View
Jun 29, 2022	Mary Reumuth	CHIEF FINANCIAL OFFICER	-2.61K	$0.37	-$966.81	SELL	-1.96%	130.59K	Jun 27	View
Jun 29, 2022	Romulus Brazzell	SEE REMARKS	-3.14K	$0.37	-$1.16K	SELL	-1.09%	285.20K	Jun 27	View
Jun 29, 2022	Todd Bazemore	SEE REMARKS	-3.09K	$0.37	-$1.14K	SELL	-2.61%	115.54K	Jun 27	View
Jun 29, 2022	Mark Iwicki	CHIEF EXECUTIVE OFFICER	-7.97K	$0.37	-$2.95K	SELL	-3.08%	251.18K	Jun 27	View
May 26, 2022	RA CAPITAL MANAGEMENT LP RA Capital Healthcare Fund LP Peter Kolchinsky Rajeev Shah	10% OWNER	-1.01M	$0.36	-$365.67K	SELL	-12.50%	7.04M	May 26	View
May 25, 2022	RA CAPITAL MANAGEMENT LP RA Capital Healthcare Fund LP Peter Kolchinsky Rajeev Shah	10% OWNER	-2.83M	$0.53	-$1.49M	SELL	-26.02%	8.05M	May 23 - May 25	View
Jan 05, 2022	Mary Reumuth	CHIEF FINANCIAL OFFICER	-2.85K	$1.30	-$3.71K	SELL	-2.09%	133.21K	Jan 04	View
Jan 05, 2022	Romulus Brazzell	SEE REMARKS	-3.50K	$1.30	-$4.56K	SELL	-1.20%	288.35K	Jan 04	View
Jan 05, 2022	Todd Bazemore	SEE REMARKS	-3.45K	$1.30	-$4.49K	SELL	-2.83%	118.63K	Jan 04	View
Jan 05, 2022	Mark Iwicki	CHIEF EXECUTIVE OFFICER	-9.52K	$1.30	-$12.37K	SELL	-3.54%	259.16K	Jan 04	View
Jan 05, 2022	Eric Trachtenberg	SEE REMARKS	-2.85K	$1.30	-$3.71K	SELL	-2.44%	113.82K	Jan 04	View
Oct 28, 2021	Hongming Chen	CHIEF SCIENTIFIC OFFICER	-30.50K	$1.81	-$55.32K	SELL	-12.98%	204.51K	Oct 26 - Oct 27	View
Oct 28, 2021	Eric Trachtenberg	SEE REMARKS	-9.45K	$1.80	-$17.01K	SELL	-7.49%	116.67K	Oct 26	View
Oct 28, 2021	Mary Reumuth	CHIEF FINANCIAL OFFICER	-9.45K	$1.80	-$17.01K	SELL	-6.49%	136.06K	Oct 26	View
Oct 28, 2021	Todd Bazemore	CHIEF OPERATING OFFICER	-12.54K	$1.80	-$22.58K	SELL	-9.32%	122.09K	Oct 26	View
Oct 28, 2021	Romulus Brazzell	CHIEF MEDICAL OFFICER	-12.76K	$1.80	-$22.96K	SELL	-4.19%	291.85K	Oct 26	View
Oct 28, 2021	Mark Iwicki	CHIEF EXECUTIVE OFFICER	-27.60K	$1.80	-$49.68K	SELL	-9.32%	268.68K	Oct 26	View
Jun 30, 2021	Hongming Chen	CHIEF SCIENTIFIC OFFICER	-5.55K	$5.56	-$30.85K	SELL	-2.31%	235.01K	Jun 29	View
Jun 29, 2021	Hongming Chen	CHIEF SCIENTIFIC OFFICER	-2.45K	$5.77	-$14.15K	SELL	-1.01%	240.56K	Jun 28	View
Jun 29, 2021	Romulus Brazzell	CHIEF MEDICAL OFFICER	-3.03K	$5.77	-$17.51K	SELL	-1.00%	300.96K	Jun 28	View
Jun 29, 2021	Eric Trachtenberg	SEE REMARKS	-2.45K	$5.77	-$14.15K	SELL	-1.91%	126.11K	Jun 28	View
Jun 29, 2021	Mary Reumuth	CHIEF FINANCIAL OFFICER	-2.45K	$5.77	-$14.15K	SELL	-1.66%	145.51K	Jun 28	View
Jun 29, 2021	Todd Bazemore	CHIEF OPERATING OFFICER	-2.91K	$5.77	-$16.80K	SELL	-98.58%	42.00	Jun 28	View
Jun 29, 2021	Mark Iwicki	CHIEF EXECUTIVE OFFICER	-7.59K	$5.77	-$43.77K	SELL	-2.50%	296.27K	Jun 28	View
Oct 28, 2020	Todd Bazemore	—	81.04K	$7.88	$330.78	GRANT OR AWARD	∞	42.00	Jun 05 - Oct 26	View
Mar 17, 2020	Todd Bazemore	—	10.00K	$5.75	$57.50K	PURCHASE	∞	10.00K	Mar 16	View
Mar 16, 2020	Gregory Grunberg	—	2.53M	$7.89	$20.00M	PURCHASE	88.11%	5.41M	Mar 13	View
Mar 13, 2020	Rajeev Shah individually	—	6.34M	$7.89	$50.00M	PURCHASE	139.66%	10.87M	Mar 13	View
Mar 13, 2020	RA CAPITAL MANAGEMENT LP RA Capital Healthcare Fund LP Peter Kolchinsky	—	6.34M	$7.89	$50.00M	PURCHASE	139.66%	10.87M	Mar 13	View
Jun 03, 2019	Howard Rosen	DIRECTOR	5.00K	$5.42	$27.10K	BUY	154.32%	8.24K	May 30	View
Oct 09, 2018	Gregory Grunberg	DIRECTOR	606.06K	$8.25	$5.00M	BUY	26.69%	2.88M	Oct 05	View
Oct 05, 2018	Rajeev Shah	DIRECTOR	2.42M	$8.25	$20.00M	BUY	114.72%	4.54M	Oct 03	View
Oct 05, 2018	RA CAPITAL MANAGEMENT LLC RA Capital Healthcare Fund LP Peter Kolchinsky	DIRECTOR	2.42M	$8.25	$20.00M	BUY	114.72%	4.54M	Oct 03	View
Feb 12, 2018	ORBIMED ADVISORS LLC OrbiMed Capital GP VI LLC	10% OWNER	25.00K	$12.93	$323.25K	BUY	0.73%	3.45M	Feb 08	View
Feb 06, 2018	ORBIMED ADVISORS LLC OrbiMed Capital GP VI LLC	10% OWNER	37.84K	$14.73	$557.38K	BUY	1.12%	3.42M	Feb 02	View
Feb 02, 2018	ORBIMED ADVISORS LLC OrbiMed Capital GP VI LLC	10% OWNER	362.24K	$15.00	$5.43M	BUY	11.98%	3.38M	Jan 31 - Feb 01	View
Jan 30, 2018	ORBIMED ADVISORS LLC OrbiMed Capital GP VI LLC	10% OWNER	72.76K	$14.97	$1.09M	BUY	2.47%	3.02M	Jan 26 - Jan 29	View
Jan 24, 2018	ORBIMED ADVISORS LLC OrbiMed Capital GP VI LLC	10% OWNER	257.29K	$14.88	$3.83M	BUY	9.55%	2.95M	Jan 12 - Jan 24	View
Jan 12, 2018	ORBIMED ADVISORS LLC OrbiMed Capital GP VI LLC Samuel D Isaly	10% OWNER	240.48K	$13.28	$3.19M	BUY	9.81%	2.69M	Jan 10 - Jan 12	View
Jul 27, 2017	ORBIMED ADVISORS LLC OrbiMed Capital GP VI LLC Samuel D Isaly	10% OWNER	2.38M	$15.00	$4.79M	BUY	∞	2.38M	Jul 25	View
Jul 27, 2017	Longitude Capital Partners II LLC PATRICK ENRIGHT Juliet Bakker Tammenoms Longitude Venture Partners II LP	10% OWNER	2.27M	$15.00	$3.23M	BUY	∞	2.27M	Jul 25	View
Jul 26, 2017	RA CAPITAL MANAGEMENT LLC RA Capital Healthcare Fund LP Peter Kolchinsky	DIRECTOR	2.11M	$15.00	$8.00M	BUY	∞	2.11M	Jul 25	View
Jul 26, 2017	Gregory Grunberg	DIRECTOR	2.27M	$15.00	$3.23M	BUY	∞	2.27M	Jul 25	View
Jul 26, 2017	Rajeev Shah	DIRECTOR	2.11M	$15.00	$8.00M	BUY	∞	2.11M	Jul 25	View
Jul 20, 2017	CDK ASSOCIATES LLC CAXTON CORP Bruce Kovner	10% OWNER	215.00K	$15.00	$3.23M	BUY	∞	215.00K	Jul 20	View

FAQ

Is insider trading legal?

Insider trading is legal so long as the insiders report those trades to the SEC. Illegal securities trading occurs when the insider is violating a fiduciary duty or fails to report their trades.

What are some examples of market manipulation?

Insider trading, pump and dump schemes, front running and wash trades are all examples of market manipulation. Investors who track insider asset movement should think carefully about why these insiders are trading their stocks before moving forward.

Browse insider trades on all stocks.