Sera Prognostics, Inc. (SERA) Institutional Ownership

Institutions by Trading Activity

Ownership Statistics

0Shares Outstanding

7,369,995Shares held by institutions

$14,113,540Value of institutional holdings

36.57%Institutional ownership %

10.65%Shares Changed QoQ

56No. of institutional investors

Shares Owned by Institutions

Shares Purchased/Sold by Institutions

Ownership Summary

Sera Prognostics, Inc. (NASDAQ:SERA) showed up in the 13F filings of 56 institutional investors as of December 2025.

Collectively, these holders controlled 35.8% of Sera Prognostics's outstanding shares in December 2025, down from 36.7% in September 2025.
They increased total shares held in SERA by 0.38% quarter over quarter, and investors in Sera Prognostics decreased 26.32% from a year ago.
Among the 56 funds, 20 bought more Sera Prognostics shares, 15 sold down, and 21 held their ground.
The aggregate institutional position in Sera Prognostics amounted to 17.73Mn shares as of December 2025, up by 67.47K shares quarter on quarter, and down 658.94K shares year over year.
BAKER BROS. ADVISORS LP is the top holder of Sera Prognostics as of December 31, 2025, with 5.5Mn shares representing 11.1% of outstanding stock.
Top purchasers of SERA stock for the quarter ending December 2025 included Corient Private Wealth LLC (100.0K), JANE STREET GROUP, LLC (68.83K), CITADEL ADVISORS LLC (53.87K), SUSQUEHANNA INTERNATIONAL GROUP, LLP (49.16K), GSA CAPITAL PARTNERS LLP (42.04K).
The biggest sellers of Sera Prognostics for the quarter ending December 2025 included Whetstone Capital Advisors, LLC (172.66K), CAPTRUST FINANCIAL ADVISORS (65.57K), Squarepoint Ops LLC (56.74K), Goldman Sachs Group Inc (26.24K), MILLENNIUM MANAGEMENT LLC (14.11K).
Per Business Quant, the top 10 investors in SERA for the quarter ending December 2025 include BAKER BROS. ADVISORS LP (5.5Mn), Whetstone Capital Advisors, LLC (3.46Mn), Aberdeen Group plc (2.28Mn), Vivo Capital, LLC (1.65Mn), VANGUARD GROUP INC (1.24Mn), CITADEL ADVISORS LLC (707.61K), CAPTRUST FINANCIAL ADVISORS (536.77K), GEODE CAPITAL MANAGEMENT, LLC (334.64K), AWM Investment Company, Inc. (207.38K), Corient Private Wealth LLC (200.0K).

56 Institutional Holders

7,369,995 Total Shares Held

Rows:

Download Data

Owner Name	Date	Change (QoQ)	Change (%)	Value (USD)
BlackRock, Inc.	31 Dec, 2025	7,774	4.34%	$0.00
BAKER BROS. ADVISORS LP	31 Dec, 2025	0	0.00%	$0.00
Whetstone Capital Advisors, LLC	31 Dec, 2025	-172,658	-4.75%	$0.00
Barclays Plc	31 Dec, 2025	-12,724	-25.73%	$0.00
VANGUARD GROUP INC	31 Dec, 2025	22,259	1.83%	$0.00
Aberdeen Group plc	31 Dec, 2025	0	0.00%	$0.00
CITADEL ADVISORS LLC	31 Dec, 2025	53,868	8.24%	$0.00
Vivo Capital, LLC	31 Dec, 2025	0	0.00%	$0.00
CAPTRUST FINANCIAL ADVISORS	31 Dec, 2025	-65,570	-10.89%	$0.00
Corient Private Wealth LLC	31 Dec, 2025	100,000	100.00%	$0.00
GEODE CAPITAL MANAGEMENT, LLC	31 Dec, 2025	3,524	1.06%	$0.00
Requisite Capital Management, LLC	31 Dec, 2025	0	0.00%	$0.00
AWM Investment Company, Inc.	31 Dec, 2025	0	0.00%	$0.00
Twelve Points Wealth Management LLC	31 Dec, 2025	0	0.00%	$0.00
State Street Corp	31 Dec, 2025	0	0.00%	$0.00
Squarepoint Ops LLC	31 Dec, 2025	-56,741	-60.97%	$0.00
MILLENNIUM MANAGEMENT LLC	31 Dec, 2025	-14,109	-11.08%	$0.00
Qube Research & Technologies Ltd	31 Dec, 2025	4,899	20.34%	$0.00
GSA CAPITAL PARTNERS LLP	31 Dec, 2025	42,045	64.50%	$0.00
UBS Group AG	31 Dec, 2025	672	2.74%	$0.00

1 - 20 of 56

Research Tools