SERA PROGNOSTICS, INC. - Class A Common Stock, par value $0.0001 per share (SERA)
CUSIP: 81749D107
Q4 2025 13F Holders as of 31 Dec 2025
- Type / Class
- Equity / Class A Common Stock, par value $0.0001 per share
- Shares outstanding
- 37,605,576
- Total 13F shares
- 17,640,480
- Share change
- -503,358
- Total reported value
- $52,067,649
- Price per share
- $2.95
- Number of holders
- 56
- Value change
- -$1,545,175
- Number of buys
- 19
- Number of sells
- 21
Quarterly Holders Quick Answers
What is CUSIP 81749D107?
CUSIP 81749D107 identifies SERA - SERA PROGNOSTICS, INC. - Class A Common Stock, par value $0.0001 per share in SEC institutional holdings data.
Need full ownership history?
Open the full security ownership history page.
Next holder-history checks
These links keep the next click tied to holder verification, nearby quarters, or outside-13F ownership context.
- Back to full security ownership history for the broader multi-quarter picture.
- Latest 13F filings for newly reported positions across managers.
- Latest Schedule 13D/13G reports for ownership changes outside the 13F cadence.
- SEC investors directory for manager drilldown.
Explore More Reporting Periods
Jump to adjacent filing periods for faster comparison and easier crawl discovery.
Recent filing periods for CUSIP 81749D107:
Top shareholders of SERA - SERA PROGNOSTICS, INC. - Class A Common Stock, par value $0.0001 per share (13F + 13D/G + 3/4/5)
Grouped by holder across the latest SEC ownership disclosures. Ownership % is shown only when it is directly reported or safely comparable across share classes.
Methodology: rows are grouped by holder and ranked by the holder's primary source value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.
| Holder | Source | Role / Reporting | Ownership % | Shares | Holdings Value | 12M Net Δ | As of | Details |
|---|---|---|---|---|---|---|---|---|
| BAKER BROS. ADVISORS LP |
13D/G
3/4/5
13F
|
10%+ Owner · Company |
16%
|
5,498,170
|
$18,418,870 | $0 | 12 Feb 2025 | |
| Whetstone Capital Advisors, LLC |
13F
13D/G
|
Company |
9.2%
from 13D/G
|
3,632,371
|
$11,115,055 | — | 30 Sep 2025 | |
| Chione Ltd |
13D/G
|
— |
7.6%
|
2,605,351
|
$8,727,926 | $0 | 11 Feb 2025 | |
| Aberdeen Group plc |
13F
13D/G
|
Company |
6.1%
from 13D/G
|
2,279,699
|
$6,975,879 | — | 30 Sep 2025 | |
| Vivo Capital IX, LLC |
13D/G
|
— |
4.5%
|
1,650,440
|
$5,528,974 | $0 | 31 Mar 2025 | |
| Vivo Capital, LLC |
13F
|
Company |
4.4%
|
1,650,440
|
$5,050,346 | — | 30 Sep 2025 | |
| VANGUARD GROUP INC |
13F
|
Company |
3.2%
|
1,217,190
|
$3,724,601 | — | 30 Sep 2025 | |
| CITADEL ADVISORS LLC |
13F
|
Company |
1.7%
|
653,746
|
$2,000,462 | — | 30 Sep 2025 | |
| CAPTRUST FINANCIAL ADVISORS |
13F
|
Company |
1.6%
|
602,336
|
$1,843,148 | — | 30 Sep 2025 | |
| Gregory C. Critchfield |
3/4/5
|
Director |
—
mixed-class rows
|
847,866
mixed-class rows
|
$1,826,762 | — | 05 Jun 2025 | |
| Blue Ox Healthcare Partners, LLC |
3/4/5
|
10%+ Owner |
—
class O/S missing
|
256,665
|
$1,339,791 | — | 18 Jul 2022 | |
| Douglas Carl Fisher |
3/4/5
|
Chief Business Officer |
—
class O/S missing
|
220,562
|
$1,151,334 | — | 10 Jan 2022 | |
| GEODE CAPITAL MANAGEMENT, LLC |
13F
|
Company |
0.88%
|
331,115
|
$1,013,527 | — | 30 Sep 2025 | |
| SANDERS MORRIS HARRIS LLC |
13F
|
Company |
0.7%
|
263,600
|
$806,616 | — | 30 Sep 2025 | |
| AWM Investment Company, Inc. |
13F
|
Company |
0.55%
|
207,382
|
$634,589 | — | 30 Sep 2025 | |
| BlackRock, Inc. |
13F
|
Company |
0.48%
|
178,977
|
$547,670 | — | 30 Sep 2025 | |
| MILLENNIUM MANAGEMENT LLC |
13F
|
Company |
0.34%
|
127,287
|
$389,498 | — | 30 Sep 2025 | |
| STATE STREET CORP |
13F
|
Company |
0.33%
|
124,792
|
$381,864 | — | 30 Sep 2025 | |
| Corient Private Wealth LLC |
13F
|
Company |
0.27%
|
100,000
|
$306,000 | — | 30 Sep 2025 | |
| Squarepoint Ops LLC |
13F
|
Company |
0.25%
|
93,063
|
$284,773 | — | 30 Sep 2025 | |
| NORTHERN TRUST CORP |
13F
|
Company |
0.24%
|
88,483
|
$270,758 | — | 30 Sep 2025 | |
| Balentine LLC |
13F
|
Company |
0.22%
|
84,475
|
$258,494 | — | 30 Sep 2025 | |
| MORGAN STANLEY |
13F
|
Company |
0.22%
|
84,014
|
$257,082 | — | 30 Sep 2025 | |
| CLIFTONLARSONALLEN WEALTH ADVISORS, LLC |
13F
|
Company |
0.21%
|
78,855
|
$241,297 | — | 30 Sep 2025 | |
| Bank of New York Mellon Corp |
13F
|
Company |
0.2%
|
75,267
|
$230,317 | — | 30 Sep 2025 | |
| Perigon Wealth Management, LLC |
13F
|
Company |
0.19%
|
72,685
|
$222,416 | — | 30 Sep 2025 | |
| GSA CAPITAL PARTNERS LLP |
13F
|
Company |
0.17%
|
65,190
|
$199,000 | — | 30 Sep 2025 | |
| Jay M. Moyes |
3/4/5
|
Chief Financial Officer |
—
mixed-class rows
|
87,430
mixed-class rows
|
$185,989 | — | 07 Jun 2023 | |
| Mansoor Raza Mirza |
3/4/5
|
Director |
—
mixed-class rows
|
82,740
mixed-class rows
|
$176,107 | -$4,566 | 05 Dec 2025 | |
| Requisite Capital Management, LLC |
13F
|
Company |
0.15%
|
55,648
|
$170,283 | — | 30 Sep 2025 | |
| GOLDMAN SACHS GROUP INC |
13F
|
Company |
0.15%
|
54,839
|
$167,807 | — | 30 Sep 2025 | |
| Ballentine Partners, LLC |
13F
|
Company |
0.13%
|
49,664
|
$151,972 | — | 30 Sep 2025 | |
| Michael R. Foley |
3/4/5
|
Chief Medical Officer |
—
mixed-class rows
|
69,700
mixed-class rows
|
$140,940 | — | 12 Jul 2023 | |
| BRIDGEWAY CAPITAL MANAGEMENT, LLC |
13F
|
Company |
0.12%
|
45,705
|
$139,857 | — | 30 Sep 2025 | |
| Twelve Points Wealth Management LLC |
13F
|
Company |
0.12%
|
43,388
|
$132,767 | — | 30 Sep 2025 | |
| HighTower Advisors, LLC |
13F
|
Company |
0.11%
|
42,234
|
$129,236 | — | 30 Sep 2025 | |
| Jeffrey Thomas Elliott |
3/4/5
|
Director |
—
mixed-class rows
|
77,897
mixed-class rows
|
$127,021 | — | 20 Mar 2025 | |
| Joshua Phillips |
3/4/5
|
Director |
—
mixed-class rows
|
82,005
mixed-class rows
|
$126,551 | — | 05 Jun 2025 | |
| Caprock Group, LLC |
13F
|
Company |
0.09%
|
33,523
|
$108,279 | — | 30 Sep 2025 | |
| TWO SIGMA INVESTMENTS, LP |
13F
|
Company |
0.08%
|
31,736
|
$97,112 | — | 30 Sep 2025 | |
| Nadia Altomare |
3/4/5
|
Chief Commercial Officer |
—
mixed-class rows
|
47,200
mixed-class rows
|
$95,526 | — | 09 Jun 2023 | |
| Birch Hill Investment Advisors LLC |
13F
|
Company |
0.07%
|
27,293
|
$83,517 | — | 30 Sep 2025 | |
| UBS Group AG |
13F
|
Company |
0.07%
|
24,523
|
$75,040 | — | 30 Sep 2025 | |
| Qube Research & Technologies Ltd |
13F
|
Company |
0.06%
|
24,083
|
$73,694 | — | 30 Sep 2025 | |
| DIMENSIONAL FUND ADVISORS LP |
13F
|
Company |
0.06%
|
22,424
|
$68,581 | — | 30 Sep 2025 | |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP |
13F
|
Company |
0.06%
|
22,372
|
$68,458 | — | 30 Sep 2025 | |
| Lido Advisors, LLC |
13F
|
Company |
0.06%
|
22,164
|
$67,822 | — | 30 Sep 2025 | |
| Marcus Dean Wilson |
3/4/5
|
Director |
—
mixed-class rows
|
17,666
mixed-class rows
|
$57,719 | — | 05 Jun 2025 | |
| Jane F. Barlow |
3/4/5
|
Director |
—
mixed-class rows
|
47,713
mixed-class rows
|
$50,422 | — | 05 Jun 2025 | |
| Ryan Trimble |
3/4/5
|
Director |
—
mixed-class rows
|
47,713
mixed-class rows
|
$50,422 | — | 30 Jun 2025 |
Institutional Holders of SERA PROGNOSTICS, INC. - Class A Common Stock, par value $0.0001 per share (SERA) as of Q4 2025
As of 31 Dec 2025,
SERA PROGNOSTICS, INC. - Class A Common Stock, par value $0.0001 per share (SERA) was held by
56 institutional
shareholders
that filed Form 13F with the SEC.
Together, they reported ownership of
17,640,480 shares.
The largest 10 holders included
BAKER BROS. ADVISORS LP, Whetstone Capital Advisors, LLC, Aberdeen Group plc, Vivo Capital, LLC, VANGUARD GROUP INC, CITADEL ADVISORS LLC, CAPTRUST FINANCIAL ADVISORS, GEODE CAPITAL MANAGEMENT, LLC, AWM Investment Company, Inc., and BlackRock, Inc..
This page lists
56
institutional shareholders reporting positions in this security
for the Q4 2025 filing period.
| Investor | Option | Weight % | Change % | Value $ | * Price | Shares | Share Change | Activity | Report Period |
|---|
Compare Q4 2025 vs Q3 2025 Across Filers
Q3 2025 holders
61
Q4 2025 holders
56
Holder diff
-5
| Investor | Q3 2025 Shares | Q4 2025 Shares | Share Diff | Share Chg % | Q3 2025 Value $ | Q4 2025 Value $ | Value Diff $ | Value Chg % |
|---|
Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).
Quarterly Holders Trend
Quarterly Value Trend
Quarterly Shares Trend
* Reported Price is the price of the security as of the portfolio date. This value is significant in that it is the last known price at which the security was still held.
An asterisk sign (*) next to the price indicates that the price is likely invalid.
An asterisk sign (*) next to the price indicates that the price is likely invalid.