SERA PROGNOSTICS, INC. - Class A Common Stock, par value $0.0001 per share (SERA)

Historical Holders from Q3 2021 to Q3 2025

Symbol
SERA on Nasdaq
Type / Class
Equity / Class A Common Stock, par value $0.0001 per share
Shares outstanding
36,690,616
All holders as of 30 Sep 2025
Q3 2025
Total 13F shares, excl. options
18,156,273
Holdings value
$55,563,958
% of all portfolios
0%
Number of holders
61
Number of buys
27
Number of sells
-19
Average buys %
+0%
Average sells %
-0%
Reported Shares, Excluding Options vs Price
Reported Value, Excluding Options
Total Investors

Significant Owners of SERA PROGNOSTICS, INC. - Class A Common Stock, par value $0.0001 per share (SERA)

Filer Ownership Change % Holdings Value Net Change Nb Shares Change % Reporting Name Report Period
BAKER BROS. ADVISORS LP 16.1% $18,418,870 5,498,170 Baker Bros. Advisors LP 12 Feb 2025
Whetstone Capital Advisors, LLC 9.9% $9,444,165 3,632,371 Whetstone Capital Advisors, LLC 30 Jun 2025
Chione Ltd 7.6% $8,727,926 2,605,351 Chione Ltd. 11 Feb 2025
Aberdeen Group plc 6.07% $6,325,722 2,227,367 Aberdeen Group plc 30 Jun 2025
Vivo Capital IX, LLC 4.5% $5,528,974 1,650,440 Vivo Capital IX, LLC 31 Mar 2025

Institutional Holders of SERA PROGNOSTICS, INC. - Class A Common Stock, par value $0.0001 per share (SERA)

Period Reported Shares, Excl. Options Value, Excl. Options Change Price Investors
2025 Q3 18,156,273 $55,563,958 -$1,352,150 $3.06 61
2025 Q2 18,609,445 $51,523,609 -$7,499,389 $2.77 57
2025 Q1 20,231,342 $74,421,380 +$7,360,509 $3.68 70
2024 Q4 18,080,486 $147,052,539 +$674,056 $8.14 71
2024 Q3 17,992,458 $140,341,925 +$11,126,226 $7.8 59
2024 Q2 16,578,359 $98,177,558 +$11,498,661 $5.92 65
2024 Q1 14,410,216 $131,132,861 +$33,173,495 $9.1 51
2023 Q4 10,917,569 $65,287,321 +$31,973,805 $5.98 45
2023 Q3 8,863,155 $16,485,265 -$2,039,479 $1.86 27
2023 Q2 9,516,701 $31,357,944 -$107,402 $3.3 32
2023 Q1 9,529,218 $36,496,581 +$11,033,423 $3.83 35
2022 Q4 7,042,648 $8,861,320 -$2,401,722 $1.26 29
2022 Q3 8,696,925 $13,914,096 +$64,785 $1.6 31
2022 Q2 8,655,188 $14,197,000 -$4,569,945 $1.64 27
2022 Q1 9,651,032 $36,596,601 +$1,338,975 $3.79 41
2021 Q4 9,279,441 $63,795,000 -$353,446 $6.87 36
2021 Q3 8,651,053 $96,148,000 +$96,147,999 $11.11 35