| $350M | ||
| $217M | ||
| $172M | ||
| $109M | ||
| $107M | ||
| $104M |
Buys | $0 | 0 | – |
Sells | $0 | 0 | – |
Kala Bio, Inc. functions as a biopharmaceutical company dedicated to the creation and commercialization of new therapeutic solutions. The core of their strategy involves utilizing proprietary nanoparticle technology, specifically mucus penetrating particles (MPPs). Initially, their focus for these treatments is directed towards ophthalmic diseases. The company was established in 2009 by co-founders Justin Hanes, Robert S. Langer, and Colin R. Gardner, and its headquarters are located in Arlington, Massachusetts.
Over the last 12 months, insiders at KALA BIO, Inc. have bought $0 and sold $0 worth of KALA BIO, Inc. stock.
On average, over the past 5 years, insiders at KALA BIO, Inc. have bought $2M and sold $738,843 worth of stock each year.
There was no buying activity among insiders over the last 12 months.
The last purchase of 310,559 shares for transaction amount of $2M was made by BAKER BROS. ADVISORS LP (10 percent owner) on 2024‑12‑30.
| 2025-10-01 | Sale | BAKER BROS. ADVISORS LP | Former 10% owner | 513,607 6.6162% | $1.38 | $710,729 | -85.37% | |
| 2025-09-30 | Sale | BAKER BROS. ADVISORS LP | Former 10% owner | 216,801 3.2209% | $1.60 | $345,993 | -86.93% | |
| 2025-06-24 | Sale | Iwicki Mark T | director | 13,227 0.2055% | $4.01 | $53,040 | -84.18% | |
| 2025-06-24 | Sale | Bazemore Todd | SEE REMARKS | 4,058 0.063% | $4.01 | $16,273 | -84.18% | |
| 2025-06-24 | Sale | Brazzell Romulus K | SEE REMARKS | 5,251 0.0816% | $4.01 | $21,057 | -84.18% | |
| 2025-06-24 | Sale | Kharabi Darius | CHIEF BUSINESS OFFICER | 4,511 0.0701% | $4.01 | $18,089 | -84.18% | |
| 2025-06-24 | Sale | Reumuth Mary | CHIEF FINANCIAL OFFICER | 3,631 0.0564% | $4.01 | $14,560 | -84.18% | |
| 2025-06-03 | Sale | Iwicki Mark T | director | 10,866 0.154% | $3.74 | $40,639 | -83.01% | |
| 2025-06-03 | Sale | Brazzell Romulus K | SEE REMARKS | 3,687 0.0523% | $3.74 | $13,789 | -83.01% | |
| 2025-06-03 | Sale | Bazemore Todd | SEE REMARKS | 3,390 0.048% | $3.74 | $12,679 | -83.01% | |
| 2025-06-03 | Sale | Kharabi Darius | CHIEF BUSINESS OFFICER | 730 0.0103% | $3.74 | $2,730 | -83.01% | |
| 2025-06-03 | Sale | Reumuth Mary | CHIEF FINANCIAL OFFICER | 2,850 0.0404% | $3.74 | $10,659 | -83.01% | |
| 2025-01-06 | Sale | Iwicki Mark T | CHIEF EXECUTIVE OFFICER | 5,779 0.1278% | $7.63 | $44,094 | -38.08% | |
| 2025-01-06 | Sale | Brazzell Romulus K | SEE REMARKS | 2,446 0.0541% | $7.63 | $18,663 | -38.08% | |
| 2025-01-06 | Sale | Reumuth Mary | CHIEF FINANCIAL OFFICER | 1,706 0.0377% | $7.63 | $13,017 | -38.08% | |
| 2025-01-06 | Sale | Kharabi Darius | CHIEF BUSINESS OFFICER | 2,021 0.0447% | $7.63 | $15,420 | -38.08% | |
| 2025-01-06 | Sale | Bazemore Todd | SEE REMARKS | 1,993 0.0441% | $7.63 | $15,207 | -38.08% | |
| 2024-12-30 | BAKER BROS. ADVISORS LP | 10 percent owner | 310,559 6.2153% | $6.44 | $2M | -30.06% | ||
| 2024-06-26 | Sale | Iwicki Mark T | CHIEF EXECUTIVE OFFICER | 15,168 0.5561% | $4.75 | $72,048 | +34.78% | |
| 2024-06-26 | Sale | Brazzell Romulus K | SEE REMARKS | 5,489 0.2012% | $4.75 | $26,073 | +34.78% |
| Increased Positions | 16 | +51.61% | 1M | +72.29% |
| Decreased Positions | 10 | -32.26% | 172,886 | -9.88% |
| New Positions | 12 | New | 418,856 | New |
| Sold Out Positions | 4 | Sold Out | 20,358 | Sold Out |
| Total Postitions | 37 | +19.35% | 3M | +62.41% |
| Baker Bros. Advisors Lp | $612.00 | 4.48% | 985,093 | -216,801 | -18.04% | 2025-09-30 |
| Woodline Partners Lp | $154.00 | 1.13% | 247,466 | -52,683 | -17.55% | 2025-09-30 |
| Vanguard Group Inc | $131.00 | 0.96% | 210,826 | +40,451 | +23.74% | 2025-09-30 |
| Adar1 Capital Management, Llc | $88.00 | 0.65% | 141,995 | -7,835 | -5.23% | 2025-09-30 |
| Geode Capital Management, Llc | $42.00 | 0.31% | 67,912 | +11,545 | +20.48% | 2025-09-30 |
| State Street Corp | $18.00 | 0.13% | 28,576 | +28,576 | New | 2025-09-30 |
| Blackrock, Inc. | $13.00 | 0.1% | 21,407 | +51 | +0.24% | 2025-09-30 |
| Marex Group Plc | $9.00 | 0.07% | 14,500 | +14,500 | New | 2025-09-30 |
| Northern Trust Corp | $7.00 | 0.05% | 11,524 | +1,125 | +10.82% | 2025-09-30 |
| Ubs Group Ag | $5.00 | 0.04% | 8,193 | +8,159 | +23,997.06% | 2025-09-30 |