Sera Prognostics Ownership | Who Owns Sera Prognostics?

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Sera Prognostics Ownership Summary

Sera Prognostics is owned by 50.45% institutional investors, 11.47% insiders, and 38.09% retail investors. Baker bros. advisors lp is the largest institutional shareholder, holding 16.21% of SERA shares. iShares Russell 2000 ETF is the top mutual fund, with 1.89% of its assets in Sera Prognostics shares.

SERA Ownership Benchmark

Type	Name	% Inst	% Insiders	% Retail
Stock	Sera Prognostics	50.45%	11.47%	38.09%
Sector	Healthcare Stocks	57.39%	9.93%	32.68%
Industry	Diagnostics & Research Stocks	49.06%	8.59%	42.35%

Institutional Shareholders

Top Institutional Shareholders by Total Shares

Holder	Shares	% Holding	Value
Baker bros. advisors lp	5.43M	16.21%	$44.24M
Ra capital management	3.03M	9.05%	$24.69M
Vivo capital	1.65M	4.92%	$13.43M
Blackrock funding, inc. /de	1.56M	4.67%	$12.73M
Blackrock	1.41M	4.38%	$8.35M
Vanguard group	1.25M	3.74%	$10.20M
Jpmorgan chase	775.87K	2.31%	$6.32M
Geode capital management	599.70K	1.79%	$4.88M
Awm investment company	521.31K	1.62%	$3.09M
Captrust financial advisors	487.89K	1.46%	$3.97M

Top Institutional Shareholders by % of Total Assets

Holder	Shares	% Assets	Value
Vivo capital	1.65M	1.51%	$13.43M
Baker bros. advisors lp	5.43M	0.47%	$44.24M
Awm investment company	521.31K	0.42%	$3.09M
Ra capital management	3.03M	0.33%	$24.69M
Sanders morris harris	90.60K	0.11%	$724.80K
Twelve points wealth management	43.39K	0.10%	$353.18K
Requisite capital management	55.65K	0.09%	$452.98K
Bridgeway capital management	87.81K	0.02%	$714.73K
Perigon wealth management	72.69K	0.01%	$479.72K
Captrust financial advisors	487.89K	0.01%	$3.97M

Top Buyers

Holder	Shares	% Assets	Change
Blackrock	1.41M	0.00%	1.29M
State street	390.61K	0.00%	315.52K
Goldman sachs group	141.01K	0.00%	99.59K
Morgan stanley	249.10K	0.00%	93.06K
Susquehanna group, llp	102.46K	0.00%	71.46K

Top Sellers

Holder	Shares	% Assets	Change
Invesco	13.71K	-	-578.49K
Jpmorgan chase	775.87K	0.00%	-109.00K
Ensign peak advisors	-	-	-102.16K
Eam investors	-	-	-97.08K
Resolute capital asset partners	-	-	-80.00K

New Positions

Holder	Shares	% Assets	Change	Value
Hrt financial lp	45.41K	0.00%	45.41K	$369.00K
Wellington management group llp	27.68K	-	27.68K	$163.88K
Squarepoint ops	16.76K	0.00%	16.76K	$136.46K
Townsquare capital	16.00K	0.00%	16.00K	$130.24K
Pallas capital advisors	13.85K	0.00%	13.85K	$112.75K

Sold Out

Holder	Change
Gamma investing	-40.00
Federated hermes	-231.00
Allspring global investments	-649.00
Entrypoint capital	-2.55K
Acadian asset management	-4.39K

Institutional Ownership Trends

Date	Holdings	Change %	Shares	Change %	Ownership	Change %	Increased Position	Change %	Decreased Position	Change %
Dec 31, 2024	74	23.33%	16,911,303	-6.01%	50	1.75%	43	43.33%	13	8.33%
Sep 30, 2024	60	-10.45%	17,992,458	8.53%	53	2.03%	30	-31.82%	12	-14.29%
Jun 30, 2024	67	28.85%	16,578,359	15.04%	51	2.41%	44	22.22%	14	100.00%
Mar 31, 2024	52	13.04%	14,411,098	31.39%	46	3.76%	36	-	7	-
Dec 31, 2023	46	76.92%	10,968,338	24.75%	35	4.38%	36	350.00%	7	40.00%

Top Mutual Funds Shareholders

Holder	Shares	% Holding	Change
iShares Russell 2000 ETF	711.17K	1.89%	-6.16K
Vanguard Total Stock Mkt Idx Inv	684.41K	1.83%	-
Invesco Dorsey Wright SmallCap Momt ETF	603.77K	1.79%	1.09K
abrdn Healthcare Investors	600.00K	1.69%	142.09K
abrdn Healthcare Opportunities	488.46K	1.31%	488.46K
Vanguard Institutional Extnd Mkt Idx Tr	365.87K	0.98%	-
JPMorgan US Small Company L	282.25K	0.75%	-7.66K
Fidelity Small Cap Index	280.07K	0.74%	-5.25K
iShares Russell 2000 Growth ETF	242.65K	0.64%	-1.16K
Fidelity Extended Market Index	134.22K	0.36%	-855.00

Recent Insider Transactions

Date	Name	Role	Activity	Value
Apr 07, 2025	Mirza Mansoor Raza	-	Sell	$358.45
Mar 07, 2025	Harrison Robert Gardner	Chief Information Officer	Sell	$16.12K
Mar 07, 2025	Lindgardt Zhenya	Chief Executive Officer	Sell	$122.45K
Mar 07, 2025	Aerts Austin	Chief Financial Officer	Sell	$19.85K
Mar 06, 2025	Mirza Mansoor Raza	-	Sell	$411.84

Insider Transactions Trends

Date	Buy	Sell
2025 Q2	-	1
2025 Q1	-	42
2024 Q4	-	11
2024 Q3	-	10
2024 Q2	-	9

SERA Ownership FAQ

Who Owns Sera Prognostics?

Sera Prognostics shareholders are primarily institutional investors at 50.45%, followed by 11.47% insiders and 38.08% retail investors. The average institutional ownership in Sera Prognostics's industry, Diagnostics & Research Stocks, is 49.06%, which Sera Prognostics exceeds.

Who owns the most shares of Sera Prognostics?

Sera Prognostics’s largest shareholders are Baker bros. advisors lp (5.43M shares, 16.21%), Ra capital management (3.03M shares, 9.05%), and Vivo capital (1.65M shares, 4.92%). Together, they hold 30.18% of Sera Prognostics’s total shares outstanding.

Does Blackrock own Sera Prognostics?

Yes, BlackRock owns 4.38% of Sera Prognostics, totaling 1.41M shares as of Jun 2024. This represents 0.00% of BlackRock's total assets, with a market value of 8.35M$. In the last quarter, BlackRock increased its holdings by 1.29M shares, a 1085.12% change.

Who is Sera Prognostics’s biggest shareholder by percentage of total assets invested?

Vivo capital is Sera Prognostics’s biggest shareholder by percentage of total assets invested, with 1.51% of its assets in 1.65M Sera Prognostics shares, valued at 13.43M$.

Who is the top mutual fund holder of Sera Prognostics shares?

iShares Russell 2000 ETF is the top mutual fund holder of Sera Prognostics shares, with 1.89% of its total shares outstanding invested in 711.17K Sera Prognostics shares.

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