HARRISON ROBERT GARDNER

PrivateCIK: 1421563

Location

SALT LAKE CITY, UT

LAWRENCE SANDRA AJ

→SERA PROGNOSTICS, INC.

Jun 9, 2026·Jun 9, 2026

1 txn

LAWRENCE SANDRA AJ

144

→SERA PROGNOSTICS, INC.

Jun 8, 2026·Jun 8, 2026

HARRISON ROBERT GARDNER

144

→SERA PROGNOSTICS, INC.

Apr 21, 2026·Apr 21, 2026

-6

HARRISON ROBERT GARDNER

144

→SERA PROGNOSTICS, INC.

Mar 24, 2026·Mar 24, 2026

-6

HARRISON ROBERT GARDNER

144

→SERA PROGNOSTICS, INC.

Mar 12, 2026·Mar 12, 2026

-6

HARRISON ROBERT GARDNER

→SERA PROGNOSTICS, INC.

Mar 12, 2026·Mar 12, 2026

1 txn

HARRISON ROBERT GARDNER

→SERA PROGNOSTICS, INC.

Mar 10, 2026·Mar 10, 2026

1 txn

HARRISON ROBERT GARDNER

144

→SERA PROGNOSTICS, INC.

Mar 10, 2026·Mar 10, 2026

-5

LAWRENCE SANDRA AJ

→SERA PROGNOSTICS, INC.

Mar 7, 2026·Mar 7, 2026

1 txn

HARRISON ROBERT GARDNER

144

→SERA PROGNOSTICS, INC.

Feb 24, 2026·Feb 24, 2026

-5

HARRISON ROBERT GARDNER

→SERA PROGNOSTICS, INC.

Feb 24, 2026·Feb 24, 2026

1 txn

HARRISON ROBERT GARDNER

144

→SERA PROGNOSTICS, INC.

Jan 27, 2026·Jan 27, 2026

-6

HARRISON ROBERT GARDNER

→SERA PROGNOSTICS, INC.

Jan 27, 2026·Jan 27, 2026

1 txn

HARRISON ROBERT GARDNER

144

→SERA PROGNOSTICS, INC.

Dec 30, 2025·Dec 30, 2025

-6

HARRISON ROBERT GARDNER

→SERA PROGNOSTICS, INC.

Dec 30, 2025·Dec 30, 2025

1 txn

HARRISON ROBERT GARDNER

144

→SERA PROGNOSTICS, INC.

Dec 11, 2025·Dec 11, 2025

-6

HARRISON ROBERT GARDNER

→SERA PROGNOSTICS, INC.

Dec 11, 2025·Dec 11, 2025

1 txn

HARRISON ROBERT GARDNER

→SERA PROGNOSTICS, INC.

Dec 3, 2025·Dec 3, 2025

1 txn

HARRISON ROBERT GARDNER

144

→SERA PROGNOSTICS, INC.

Dec 2, 2025·Dec 2, 2025

-6

HARRISON ROBERT GARDNER

144

→SERA PROGNOSTICS, INC.

Nov 12, 2025·Nov 12, 2025

-6

HARRISON ROBERT GARDNER

→SERA PROGNOSTICS, INC.

Nov 12, 2025·Nov 12, 2025

1 txn

HARRISON ROBERT GARDNER

144

→SERA PROGNOSTICS, INC.

Nov 4, 2025·Nov 4, 2025

-6

HARRISON ROBERT GARDNER

→SERA PROGNOSTICS, INC.

Nov 4, 2025·Nov 4, 2025

1 txn

HARRISON ROBERT GARDNER

→SERA PROGNOSTICS, INC.

Oct 8, 2025·Oct 8, 2025

1 txn

HARRISON ROBERT GARDNER

144

→SERA PROGNOSTICS, INC.

Oct 7, 2025·Oct 7, 2025

-5

Page 1 of 3 · 72 total

Filer	Form	Target	Filed	Activity
LAWRENCE SANDRA AJCIK · 1306386	4 Trade	SERA PROGNOSTICS, INC.CIK · 1534969	Jun 9, 2026 Jun 9, 2026	1txn
LAWRENCE SANDRA AJCIK · 1306386	144 Sale	SERA PROGNOSTICS, INC.CIK · 1534969	Jun 8, 2026 Jun 8, 2026	—
HARRISON ROBERT GARDNERCIK · 1421563	144 Sale	SERA PROGNOSTICS, INC.CIK · 1534969	Apr 21, 2026 Apr 21, 2026	—
HARRISON ROBERT GARDNERCIK · 1421563	144 Sale	SERA PROGNOSTICS, INC.CIK · 1534969	Mar 24, 2026 Mar 24, 2026	—
HARRISON ROBERT GARDNERCIK · 1421563	144 Sale	SERA PROGNOSTICS, INC.CIK · 1534969	Mar 12, 2026 Mar 12, 2026	—
HARRISON ROBERT GARDNERCIK · 1421563	4 Trade	SERA PROGNOSTICS, INC.CIK · 1534969	Mar 12, 2026 Mar 12, 2026	1txn
HARRISON ROBERT GARDNERCIK · 1421563	4 Trade	SERA PROGNOSTICS, INC.CIK · 1534969	Mar 10, 2026 Mar 10, 2026	1txn
HARRISON ROBERT GARDNERCIK · 1421563	144 Sale	SERA PROGNOSTICS, INC.CIK · 1534969	Mar 10, 2026 Mar 10, 2026	—
LAWRENCE SANDRA AJCIK · 1306386	4 Trade	SERA PROGNOSTICS, INC.CIK · 1534969	Mar 7, 2026 Mar 7, 2026	1txn
HARRISON ROBERT GARDNERCIK · 1421563	144 Sale	SERA PROGNOSTICS, INC.CIK · 1534969	Feb 24, 2026 Feb 24, 2026	—
HARRISON ROBERT GARDNERCIK · 1421563	4 Trade	SERA PROGNOSTICS, INC.CIK · 1534969	Feb 24, 2026 Feb 24, 2026	1txn
HARRISON ROBERT GARDNERCIK · 1421563	144 Sale	SERA PROGNOSTICS, INC.CIK · 1534969	Jan 27, 2026 Jan 27, 2026	—
HARRISON ROBERT GARDNERCIK · 1421563	4 Trade	SERA PROGNOSTICS, INC.CIK · 1534969	Jan 27, 2026 Jan 27, 2026	1txn
HARRISON ROBERT GARDNERCIK · 1421563	144 Sale	SERA PROGNOSTICS, INC.CIK · 1534969	Dec 30, 2025 Dec 30, 2025	—
HARRISON ROBERT GARDNERCIK · 1421563	4 Trade	SERA PROGNOSTICS, INC.CIK · 1534969	Dec 30, 2025 Dec 30, 2025	1txn
HARRISON ROBERT GARDNERCIK · 1421563	144 Sale	SERA PROGNOSTICS, INC.CIK · 1534969	Dec 11, 2025 Dec 11, 2025	—
HARRISON ROBERT GARDNERCIK · 1421563	4 Trade	SERA PROGNOSTICS, INC.CIK · 1534969	Dec 11, 2025 Dec 11, 2025	1txn
HARRISON ROBERT GARDNERCIK · 1421563	4 Trade	SERA PROGNOSTICS, INC.CIK · 1534969	Dec 3, 2025 Dec 3, 2025	1txn
HARRISON ROBERT GARDNERCIK · 1421563	144 Sale	SERA PROGNOSTICS, INC.CIK · 1534969	Dec 2, 2025 Dec 2, 2025	—
HARRISON ROBERT GARDNERCIK · 1421563	144 Sale	SERA PROGNOSTICS, INC.CIK · 1534969	Nov 12, 2025 Nov 12, 2025	—
HARRISON ROBERT GARDNERCIK · 1421563	4 Trade	SERA PROGNOSTICS, INC.CIK · 1534969	Nov 12, 2025 Nov 12, 2025	1txn
HARRISON ROBERT GARDNERCIK · 1421563	144 Sale	SERA PROGNOSTICS, INC.CIK · 1534969	Nov 4, 2025 Nov 4, 2025	—
HARRISON ROBERT GARDNERCIK · 1421563	4 Trade	SERA PROGNOSTICS, INC.CIK · 1534969	Nov 4, 2025 Nov 4, 2025	1txn
HARRISON ROBERT GARDNERCIK · 1421563	4 Trade	SERA PROGNOSTICS, INC.CIK · 1534969	Oct 8, 2025 Oct 8, 2025	1txn
HARRISON ROBERT GARDNERCIK · 1421563	144 Sale	SERA PROGNOSTICS, INC.CIK · 1534969	Oct 7, 2025 Oct 7, 2025	—

Page 1 of 3 · 72 total