MRNS insider transactions

Director Ezickson Elan returned $5,995 worth of shares to the company (10,900 units at $0.55), closing all direct ownership in the company (SEC Form 4)

Director Fischer Seth H. Z. returned $8,254 worth of shares to the company (15,007 units at $0.55), closing all direct ownership in the company (SEC Form 4)

CHIEF MEDICAL OFFICER Hulihan Joseph returned $39,999 worth of shares to the company (72,725 units at $0.55), closing all direct ownership in the company (SEC Form 4)

Director Johnson Marvin returned $6,870 worth of shares to the company (12,490 units at $0.55), closing all direct ownership in the company (SEC Form 4)

SVP, GEN. COUNSEL & CORP. SEC. Manning Martha E returned $33,145 worth of shares to the company (60,263 units at $0.55), closing all direct ownership in the company (SEC Form 4)

Director Mayleben Timothy M returned $11,471 worth of shares to the company (20,857 units at $0.55), closing all direct ownership in the company (SEC Form 4)

CFO AND COO Pfanstiel Steven returned $43,875 worth of shares to the company (79,773 units at $0.55), closing all direct ownership in the company (SEC Form 4)

CHIEF COMMERCIAL OFFICER Shafer Christina returned $37,073 worth of shares to the company (67,406 units at $0.55), closing all direct ownership in the company (SEC Form 4)

CHAIRMAN AND CEO Braunstein Scott bought $6,526 worth of shares (5,933 units at $1.10) and returned $167,530 worth of shares to the company (304,600 units at $0.55), closing all direct ownership in the company (SEC Form 4)

Director Silverstein Christine Berni returned $7,755 worth of shares to the company (14,100 units at $0.55), closing all direct ownership in the company (SEC Form 4)

Director Ezickson Elan sold $864 worth of shares (1,600 units at $0.54), decreasing direct ownership by 13% to 10,900 units (SEC Form 4)

Director Johnson Marvin sold $869 worth of shares (1,610 units at $0.54), decreasing direct ownership by 11% to 12,490 units (SEC Form 4)

Director Mayleben Timothy M gifted 8,300 shares (SEC Form 4)

CHIEF MEDICAL OFFICER Hulihan Joseph sold $5,456 worth of shares (4,828 units at $1.13), decreasing direct ownership by 6% to 72,725 units (SEC Form 4)

CHIEF COMMERCIAL OFFICER Shafer Christina sold $4,355 worth of shares (3,820 units at $1.14), decreasing direct ownership by 5% to 67,406 units (SEC Form 4)

SVP, GEN. COUNSEL & CORP. SEC. Manning Martha E sold $4,092 worth of shares (3,621 units at $1.13), decreasing direct ownership by 6% to 60,263 units (SEC Form 4)

CFO AND COO Pfanstiel Steven sold $5,262 worth of shares (4,657 units at $1.13), decreasing direct ownership by 6% to 79,773 units (SEC Form 4)

CHAIRMAN AND CEO Braunstein Scott sold $13,724 worth of shares (12,145 units at $1.13), decreasing direct ownership by 4% to 298,667 units (SEC Form 4)

Director Silverstein Christine Berni was granted 2,300 shares, increasing direct ownership by 19% to 14,100 units (SEC Form 4)

Director Noonberg Sarah B. was granted 2,300 shares, increasing direct ownership by 19% to 14,100 units (SEC Form 4)

Director Mayleben Timothy M was granted 2,300 shares, increasing direct ownership by 10% to 24,375 units (SEC Form 4)

Director Nochur Sara was granted 2,300 shares, increasing direct ownership by 21% to 13,250 units (SEC Form 4)

Director Johnson Marvin was granted 2,300 shares, increasing direct ownership by 19% to 14,100 units (SEC Form 4)

Director Fischer Seth H. Z. was granted 2,300 shares, increasing direct ownership by 22% to 12,926 units (SEC Form 4)

Director Ezickson Elan was granted 2,300 shares, increasing direct ownership by 23% to 12,500 units (SEC Form 4)

Director Austin Charles was granted 2,300 shares, increasing direct ownership by 23% to 12,177 units (SEC Form 4)

CHIEF COMMERCIAL OFFICER Shafer Christina was granted 10,918 shares, increasing direct ownership by 18% to 71,226 units (SEC Form 4)

SVP, GEN. COUNSEL & CORP. SEC. Manning Martha E was granted 10,918 shares, increasing direct ownership by 21% to 63,884 units (SEC Form 4)

CHIEF MEDICAL OFFICER Hulihan Joseph was granted 10,918 shares, increasing direct ownership by 16% to 77,553 units (SEC Form 4)

CFO AND COO Pfanstiel Steven was granted 12,733 shares, increasing direct ownership by 18% to 84,430 units (SEC Form 4)

CHAIRMAN AND CEO Braunstein Scott was granted 37,300 shares, increasing direct ownership by 14% to 310,812 units (SEC Form 4)

Braunstein Scott exercised 50,000 shares at a strike of $4.28, increasing direct ownership by 22% to 273,512 units (SEC Form 4)

Shafer Christina sold $20,583 worth of shares (2,153 units at $9.56), decreasing direct ownership by 3% to 60,308 units (SEC Form 4)

Manning Martha E sold $18,126 worth of shares (1,894 units at $9.57), decreasing direct ownership by 3% to 52,966 units (SEC Form 4)

Hulihan Joseph sold $28,084 worth of shares (2,814 units at $9.98), decreasing direct ownership by 4% to 66,635 units (SEC Form 4)

Pfanstiel Steven sold $30,827 worth of shares (3,092 units at $9.97), decreasing direct ownership by 4% to 71,697 units (SEC Form 4)

Braunstein Scott sold $117,789 worth of shares (11,850 units at $9.94), decreasing direct ownership by 5% to 223,512 units (SEC Form 4)

Noonberg Sarah B. was granted 4,600 shares, increasing direct ownership by 64% to 11,800 units (SEC Form 4)

Johnson Marvin was granted 4,600 shares, increasing direct ownership by 64% to 11,800 units (SEC Form 4)

Silverstein Christine Berni was granted 4,600 shares, increasing direct ownership by 64% to 11,800 units (SEC Form 4)

Ezickson Elan was granted 4,600 shares, increasing direct ownership by 82% to 10,200 units (SEC Form 4)

Fischer Seth H. Z. was granted 4,600 shares, increasing direct ownership by 76% to 10,626 units (SEC Form 4)

Nochur Sara was granted 4,600 shares, increasing direct ownership by 72% to 10,950 units (SEC Form 4)

Austin Charles was granted 4,600 shares, increasing direct ownership by 87% to 9,877 units (SEC Form 4)

Mayleben Timothy M was granted 4,600 shares, increasing direct ownership by 26% to 22,075 units (SEC Form 4)

Shafer Christina was granted 21,835 shares, increasing direct ownership by 54% to 62,461 units (SEC Form 4)

Manning Martha E was granted 21,835 shares, increasing direct ownership by 66% to 54,860 units (SEC Form 4)

Hulihan Joseph was granted 21,835 shares, increasing direct ownership by 46% to 69,449 units (SEC Form 4)

Pfanstiel Steven was granted 25,465 shares, increasing direct ownership by 52% to 74,789 units (SEC Form 4)

Braunstein Scott was granted 74,600 shares, increasing direct ownership by 46% to 235,362 units (SEC Form 4)

SEC Form 4: Braunstein Scott sold $61,512 worth of shares (6,443 units at $9.55), decreasing direct ownership by 4% to 160,762 units

SEC Form 4: Shafer Christina sold $22,803 worth of shares (2,396 units at $9.52), decreasing direct ownership by 6% to 40,626 units

SEC Form 4: Hulihan Joseph sold $27,706 worth of shares (2,902 units at $9.55), decreasing direct ownership by 6% to 47,614 units

SEC Form 4: Manning Martha E sold $20,790 worth of shares (2,180 units at $9.54), decreasing direct ownership by 6% to 33,025 units

SEC Form 4: Pfanstiel Steven sold $26,742 worth of shares (2,804 units at $9.54), decreasing direct ownership by 5% to 49,324 units

SEC Form 4 filed by Noonberg Sarah B.

SEC Form 3 filed by new insider Noonberg Sarah B.

SEC Form 4 filed by Johnson Marvin

SEC Form 3 filed by new insider Johnson Marvin

SEC Form 4: Fischer Seth H. Z. sold $6,658 worth of shares (1,018 units at $6.54) as part of a pre-agreed trading plan, decreasing direct ownership by 14% to 6,026 units (withholding obligation)