AUBURN NATIONAL BANCORPORATION, INC - Common Stock, par value $0.01 (AUBN) Institutional Ownership

13F Institutional Holders and Ownership History from Q1 2014 to Q4 2025

Type / Class
Equity / Common Stock, par value $0.01
Symbol
AUBN on Nasdaq
Shares outstanding
3,489,417
Price per share
$26.95
All holders as of 30 Sep 2025
Q3 2025
Total 13F shares
432,346
Total reported value
$11,362,187
% of total 13F portfolios
0%
Share change
+56,298
Value change
+$1,442,522
Number of holders
24
Price from insider filings
$26.95
Reported Shares, Excluding Options vs Price
Reported Value, Excluding Options
Total Investors

Significant Owners of AUBURN NATIONAL BANCORPORATION, INC - Common Stock, par value $0.01 (AUBN) based on Schedule 13D/G filings

Filer Ownership Change % Holdings Value Net Change Nb Shares Change % Reporting Name Report Period
MAY ANNE M 8.3% $6,939,018 288,885 Anne M. May 11 Sep 2025
Spencer Sandra J. 7.4% $6,202,300 258,214 Sandra J. Spencer 11 Sep 2025
Spencer Bruce Steven 7.2% $6,034,737 251,238 Bruce Steven Spencer 11 Sep 2025

As of 30 Sep 2025, 24 institutional investors reported holding 432,346 shares of AUBURN NATIONAL BANCORPORATION, INC - Common Stock, par value $0.01 (AUBN). This represents 12% of the company’s total 3,489,417 outstanding shares.

Top 25 Institutional Shareholders

The largest institutional shareholders of AUBURN NATIONAL BANCORPORATION, INC - Common Stock, par value $0.01 (AUBN) together control 12% 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
VANGUARD GROUP INC 2.2% 77,085 +3.2% 0% $2,089,774
LPL Financial LLC 1.5% 51,540 +163% 0% $1,263,245
Truffle Hound Capital, LLC 1.3% 46,580 +66% 0.79% $1,262,784
DIMENSIONAL FUND ADVISORS LP 1.2% 41,808 +0.98% 0% $1,133,415
BRIDGEWAY CAPITAL MANAGEMENT, LLC 0.86% 30,046 +4.7% 0.02% $814,547
Aptus Capital Advisors, LLC 0.78% 27,290 -0.73% 0.01% $668,878
GEODE CAPITAL MANAGEMENT, LLC 0.72% 25,193 +0.94% 0% $683,151
IFG Advisory, LLC 0.65% 22,530 0% 0.03% $552,210
TRUIST FINANCIAL CORP 0.56% 19,553 0% 0% $479,244
RENAISSANCE TECHNOLOGIES LLC 0.47% 16,509 0% 0% $469,516
Apexium Financial, LP 0.45% 15,724 0% 0.02% $426,278
Empowered Funds, LLC 0.4% 14,046 +11% 0% $380,787
JAMISON PRIVATE WEALTH MANAGEMENT, INC. 0.36% 12,707 +0.02% 0.04% $344,495
RBF Capital, LLC 0.29% 10,000 0% 0.01% $245,100
CAPTRUST FINANCIAL ADVISORS 0.27% 9,457 +0.54% 0% $247,080
BlackRock, Inc. 0.17% 5,879 +2.8% 0% $144,095
MORGAN STANLEY 0.14% 4,764 +0.21% 0% $116,771
OSAIC HOLDINGS, INC. 0.04% 1,301 0% $31,884
EverSource Wealth Advisors, LLC 0.01% 270 0% 0% $7,320
UBS Group AG 0% 36 -90% 0% $882
JPMORGAN CHASE & CO 0% 14 0% 0% $380
Farther Finance Advisors, LLC 0% 10 -17% 0% $245
BANK OF AMERICA CORP /DE/ 0% 2 -91% 0% $49
SBI Securities Co., Ltd. 0% 2 0% 0% $57
RAYMOND JAMES FINANCIAL INC 0% 0 -100% $0

Institutional Holders of AUBURN NATIONAL BANCORPORATION, INC - Common Stock, par value $0.01 (AUBN) across Reporting Periods

Period Reported Shares, Excl. Options Value, Excl. Options Value Change Price (Median) Investors
2025 Q4 12,608 $339,797 -$2,668 $26.95 2
2025 Q3 432,346 $11,362,187 +$1,442,522 $26.62 24
2025 Q2 376,048 $9,621,354 +$781,265 $25.00 25
2025 Q1 344,912 $7,447,134 -$221,706 $21.59 23
2024 Q4 350,911 $8,243,072 +$990,084 $23.49 24
2024 Q3 297,182 $6,805,613 +$762,344 $22.90 20
2024 Q2 264,116 $4,831,008 -$534,896 $18.29 20
2024 Q1 290,485 $5,596,434 -$215,746 $19.28 20
2023 Q4 299,507 $6,373,628 +$254,258 $21.28 22
2023 Q3 287,559 $6,147,991 +$632,450 $21.40 23
2023 Q2 244,343 $5,215,196 -$448,331 $21.26 20
2023 Q1 265,778 $6,023,397 +$25,683 $22.66 20
2022 Q4 264,672 $6,104,699 -$48,346 $23.00 21
2022 Q3 282,002 $6,474,987 -$125,630 $23.02 18
2022 Q2 269,474 $7,286,027 -$37,808 $27.02 21
2022 Q1 267,839 $8,877,429 +$256,512 $33.18 22
2021 Q4 260,332 $8,353,420 -$586,342 $32.30 24
2021 Q3 278,685 $9,440,442 -$1,177,808 $33.92 27
2021 Q2 312,387 $11,081,461 -$6,213,695 $35.48 31
2021 Q1 481,406 $18,473,130 -$52,363 $38.37 33
2020 Q4 480,793 $20,044,721 +$1,046,970 $41.69 37
2020 Q3 455,991 $16,548,073 -$1,090,367 $36.28 39
2020 Q2 472,953 $26,997,024 +$8,571,972 $57.09 43
2020 Q1 358,351 $14,602,346 +$602,726 $41.71 26
2019 Q4 328,606 $17,415,689 +$2,993,967 $53.00 28
2019 Q3 320,058 $14,889,065 +$1,462,718 $45.90 25
2019 Q2 304,936 $10,212,929 -$4,257,865 $33.50 34
2019 Q1 422,785 $16,667,629 +$195,870 $39.43 35
2018 Q4 429,618 $13,533,736 -$683,484 $31.65 36
2018 Q3 445,872 $17,086,951 -$466,576 $38.33 39
2018 Q2 451,552 $22,403,870 +$8,361,393 $49.61 38
2018 Q1 289,055 $11,266,167 -$195,084 $39.06 18
2017 Q4 294,015 $11,449,894 +$1,290,507 $38.91 17
2017 Q3 260,901 $9,133,000 +$59,585 $35.00 18
2017 Q2 259,097 $9,583,000 +$502,435 $36.94 21
2017 Q1 246,242 $8,129,000 +$847,645 $33.05 18
2016 Q4 221,755 $6,941,000 -$953,872 $31.27 18
2016 Q3 252,422 $6,928,000 -$497,094 $27.44 18
2016 Q2 270,528 $7,708,000 +$100,286 $28.49 18
2016 Q1 266,898 $7,540,000 +$587,938 $28.28 17
2015 Q4 246,194 $7,279,000 +$283,086 $29.62 17
2015 Q3 236,483 $6,226,000 +$845,593 $26.36 15
2015 Q2 204,442 $5,261,000 +$160,456 $25.71 12
2015 Q1 198,187 $4,930,000 +$17,126 $25.00 13
2014 Q4 197,506 $4,668,000 -$9,347 $23.64 12
2014 Q3 196,852 $4,840,000 +$313,402 $24.61 11
2014 Q2 184,156 $4,425,000 +$114,567 $24.01 9
2014 Q1 179,348 $4,161,000 +$159,631 $23.20 7