Vikram Karnani

CIK: 0001699488

Transaction Breakdown

Open Market Buys (P)0 (0.0%)

High conviction signal

Open Market Sales (S)0 (0.0%)

Position reduction

Option Exercises (M)0 (0.0%)

Derivative conversions

Awards (A)4 (66.7%)

Compensation grants

Other (G, F, J, C, D, …)2 (33.3%)

Gifts, tax withholding, conversions, dispositions to the issuer and other codes

Companies & Roles (2)

COLL

COLLEGIUM PHARMACEUTICAL, INC

DirectorOfficer

DYN

Dyne Therapeutics, Inc.

Director

Discretionary Trading P&L

Holdings

Transaction History (6 total)

COLL
COLLEGIUM PHARMACEUTICAL, INC
Feb 10, 2026
Award(A)
Direct
79.3K shares-
COLL
COLLEGIUM PHARMACEUTICAL, INC
Feb 10, 2026
Award(A)
Direct
32.5K shares-
COLL
COLLEGIUM PHARMACEUTICAL, INC
Feb 10, 2026
Tax Payment(F)
Direct
11.3K shares at avg. $46.75$528K
DYN
Dyne Therapeutics, Inc.
Dec 22, 2025
Award(A)
Stock option (right to buy)
Direct
59.7K shares-
COLL
COLLEGIUM PHARMACEUTICAL, INC
Nov 12, 2025
Tax Payment(F)
Direct
9K shares at avg. $47.35$425K
COLL
COLLEGIUM PHARMACEUTICAL, INC
Nov 12, 2024
Award(A)
Direct
106K shares-

		Type	Shares	Price		Ownership
Feb 10, 2026	COLL COLLEGIUM PHARMACEUTICAL, INC	Award(A)	79,264	-	$0	Direct
Feb 10, 2026	COLL COLLEGIUM PHARMACEUTICAL, INC	Award(A)	32,531	-	$0	Direct
Feb 10, 2026	COLL COLLEGIUM PHARMACEUTICAL, INC	Tax Payment(F)	11,296	$46.75	$528,088	Direct
Dec 22, 2025	DYN Dyne Therapeutics, Inc.	Award(A) Stock option (right to buy)	59,665	-	-	Direct
Nov 12, 2025	COLL COLLEGIUM PHARMACEUTICAL, INC	Tax Payment(F)	8,983	$47.35	$425,345	Direct
Nov 12, 2024	COLL COLLEGIUM PHARMACEUTICAL, INC	Award(A)	105,972	-	$0	Direct

1-6 of 6 transactions

About Karnani Vikram

Karnani Vikram (SEC CIK 0001699488) files insider reports with the SEC as President and CEO of COLLEGIUM PHARMACEUTICAL, INC (COLL) and Director of Dyne Therapeutics, Inc. (DYN).

Signal8 holds 6 ownership filings by Karnani Vikram (2 Form 3, 4 Form 4), filed between Nov 14, 2024 and Feb 12, 2026. Those filings report 6 transactions, from Nov 12, 2024 to Feb 10, 2026. Signal8's Form 4 history starts in Sep 2024.

The business address on Karnani Vikram's filings is in STOUGHTON, MA.

Recent filings by Karnani Vikram

Feb 10, 2026: Grants or awards of COLL shares (2 lines, Form 4, code A).
Feb 10, 2026: Tax withholding of COLL shares (Form 4, code F).
Dec 22, 2025: Grant or award of DYN derivative securities (Form 4, code A).
Nov 12, 2025: Tax withholding of COLL shares (Form 4, code F).
Nov 12, 2024: Grant or award of COLL shares (Form 4, code A).

Other insiders filing for COLLEGIUM PHARMACEUTICAL, INC (COLL)

SANTINI GINO, Director
Freund John Gordon, Director
Lurker Nancy, Director
Paya Carlos V, Director
Glancy Donovan Michael, Director
BOHLIN GAREN G, Director

How to read Form 4 transaction codes