Seer, Inc. - Class A Common Stock, $0.00001 par value per share (SEER) Institutional Ownership

13F Institutional Holders and Ownership History from Q4 2020 to Q3 2025

Type / Class
Equity / Class A Common Stock, $0.00001 par value per share
Symbol
SEER on Nasdaq
Shares outstanding
53,823,923
Price per share
$1.97
All holders as of 30 Sep 2025
Q3 2025
Total 13F shares
25,945,015
Total reported value
$56,336,796
% of total 13F portfolios
0%
Share change
-1,672,934
Value change
-$3,656,867
Number of holders
59
Price from insider filings
$1.97
Reported Shares, Excluding Options vs Price
Reported Value, Excluding Options
Total Investors

Significant Owners of Seer, Inc. - Class A Common Stock, $0.00001 par value per share (SEER) based on Schedule 13D/G filings

Filer Ownership Change % Holdings Value Net Change Nb Shares Change % Reporting Name Report Period
Schindel Yair Chaim 8.4% $8,320,201 4,923,196 Schindel Yair Chaim 31 Dec 2024
Farokhzad Omid 7.8% $7,814,651 4,624,054 Omid Farokhzad 31 Dec 2024
Radoff Bradley Louis 2.6% -62% $2,868,815 -$5,853,935 1,399,422 -67% Radoff Bradley Louis 30 Jun 2025

As of 30 Sep 2025, 59 institutional investors reported holding 25,945,015 shares of Seer, Inc. - Class A Common Stock, $0.00001 par value per share (SEER). This represents 48% of the company’s total 53,823,923 outstanding shares.

Top 25 Institutional Shareholders

The largest institutional shareholders of Seer, Inc. - Class A Common Stock, $0.00001 par value per share (SEER) together control 46% of the company’s outstanding shares — a level of ownership often associated with strong institutional conviction and long‑term capital commitment.

Institution Ownership % Shares Held Share Change % Portfolio % Holdings Value
SOFTBANK GROUP CORP. 9.5% 5,135,383 0% 0.04% $11,143,781
Siren, L.L.C. 7.4% 4,000,000 0% 0.34% $8,680,000
VANGUARD GROUP INC 4.1% 2,221,404 +0.85% 0% $4,820,446
ACADIAN ASSET MANAGEMENT LLC 4% 2,144,861 -0.27% 0.01% $4,653,000
BlackRock, Inc. 3.4% 1,854,297 -1.1% 0% $4,023,824
TANG CAPITAL MANAGEMENT LLC 2.5% 1,344,423 0% 0.11% $2,917,398
RENAISSANCE TECHNOLOGIES LLC 2.1% 1,110,300 -0.66% 0% $2,409,351
AJU IB Investment Co., Ltd. 1.5% 816,375 0% 1.6% $1,804,189
BRIDGEWAY CAPITAL MANAGEMENT, LLC 1.4% 737,443 -12% 0.03% $1,600,251
FMR LLC 1.3% 704,151 0% 0% $1,528,007
D. E. Shaw & Co., Inc. 1.1% 591,517 -16% 0% $1,283,592
TWO SIGMA ADVISERS, LP 0.89% 478,900 -7.9% 0% $1,039,213
GEODE CAPITAL MANAGEMENT, LLC 0.88% 473,136 -7.2% 0% $1,026,949
Peapod Lane Capital LLC 0.81% 435,421 +1.1% 0.85% $944,902
1888 Investments, LLC 0.67% 359,143 0% 42% $779,340
TWO SIGMA INVESTMENTS, LP 0.54% 292,306 +1.7% 0% $634,304
BERKSHIRE ASSET MANAGEMENT LLC/PA 0.51% 275,000 0% 0.03% $596,750
ROYAL BANK OF CANADA 0.48% 258,063 -2.9% 0% $560,000
GSA CAPITAL PARTNERS LLP 0.46% 246,667 +32% 0.04% $535,000
DIMENSIONAL FUND ADVISORS LP 0.43% 229,181 -0.98% 0% $497,746
MILLENNIUM MANAGEMENT LLC 0.42% 225,064 -34% 0% $488,389
MORGAN STANLEY 0.35% 190,463 -32% 0% $413,305
GOLDMAN SACHS GROUP INC 0.35% 186,813 +16% 0% $405,384
STATE STREET CORP 0.29% 157,982 -1.1% 0% $342,821
Palumbo Wealth Management LLC 0.24% 128,980 +22% 0.09% $279,887

Institutional Holders of Seer, Inc. - Class A Common Stock, $0.00001 par value per share (SEER) across Reporting Periods

Period Reported Shares, Excl. Options Value, Excl. Options Value Change Price (Median) Investors
2025 Q3 25,945,015 $56,336,796 -$3,656,867 $2.17 59
2025 Q2 27,611,844 $59,033,889 +$259,152 $2.14 68
2025 Q1 27,542,319 $46,605,394 -$3,662,780 $1.69 67
2024 Q4 29,611,131 $68,412,479 -$2,091,218 $2.31 71
2024 Q3 29,360,918 $57,761,141 -$14,715,004 $1.97 70
2024 Q2 34,460,470 $57,900,003 -$5,765,385 $1.68 91
2024 Q1 37,748,839 $71,722,519 +$743,603 $1.90 85
2023 Q4 36,623 $71,439 $1.96 2
2023 Q3 39,198,708 $86,629,360 -$7,576,906 $2.21 77
2023 Q2 40,877,094 $174,528,044 -$2,691,063 $4.27 84
2023 Q1 41,557,561 $160,407,622 +$13,347,891 $3.86 98
2022 Q4 43,090,920 $249,924,134 -$10,816,445 $5.80 95
2022 Q3 44,478,557 $344,308,992 -$11,397,968 $7.74 87
2022 Q2 44,233,101 $395,837,307 -$24,479,217 $8.95 84
2022 Q1 45,514,608 $693,430,429 +$23,495,490 $15.24 86
2021 Q4 45,371,628 $1,034,926,931 -$77,946,896 $22.81 100
2021 Q3 47,273,817 $1,632,364,605 -$58,020,292 $34.53 94
2021 Q2 45,132,938 $1,479,251,922 +$59,203,948 $32.78 88
2021 Q1 42,541,375 $2,099,631,971 +$377,450,991 $50.02 91
2020 Q4 29,261,251 $1,575,344,842 +$1,514,356,314 $56.14 65