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United States Banking Services

Financial Institutions Inc (FISI)

Track

The most recent insider trading activity at Financial Institutions Inc. occurred on March 12, 2026, with the Chief Financial Officer purchasing shares. Prior to this, on December 13, 2024, several executives and other insiders made significant share purchases, indicating a notable pattern of buying activity.
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Ticker: FISI Exchange: NSM
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• Purchase • Sale • Planned purchase • Planned sale Net purchase Net sale Activity signal Earnings
Top insiders
Trades
Plants William Jack II
Chief Financial Officer
2 purchases — total 39,757 USD
Buy 12 Mar 2026
Value US$3,254,135.04 | Price 277.08 | Shares 21,092
Buy 12 Mar 2026
Value US$3,375,182.91 | Price 196.49 | Shares 27,669
Buy 13 Dec 2024
Value US$1,327,189.48 | Price 457.17 | Shares 59,531
Buy 13 Dec 2024
Value US$70,000.00 | Price 25.00 | Shares 2,800
Buy 13 Dec 2024
Value US$100,000.00 | Price 25.00 | Shares 4,000
Buy 13 Dec 2024
Value US$10,000.00 | Price 25.00 | Shares 400
Buy 13 Dec 2024
Value US$50,000.00 | Price 25.00 | Shares 2,000
Buy 13 Dec 2024
Value US$100,000.00 | Price 25.00 | Shares 4,000
Buy 13 Dec 2024
Value US$50,000.00 | Price 25.00 | Shares 2,000
Buy 13 Dec 2024
Value US$50,000.00 | Price 25.00 | Shares 2,000
Buy 13 Dec 2024
Value US$100,000.00 | Price 25.00 | Shares 4,000
Buy 13 Dec 2024
Value US$100,000.00 | Price 25.00 | Shares 4,000
Buy 13 Dec 2024
Value US$50,000.00 | Price 25.00 | Shares 2,000
Buy 13 Dec 2024
Value US$15,000.00 | Price 25.00 | Shares 600
Buy 13 Dec 2024
Value US$20,000.00 | Price 25.00 | Shares 800
Buy 13 Dec 2024
Value US$50,000.00 | Price 25.00 | Shares 2,000
Buy 13 Dec 2024
Value US$50,000.00 | Price 25.00 | Shares 2,000
Buy 18 May 2023
Value US$14,898.60 | Price 16.74 | Shares 890
Buy 11 May 2023
Value US$7,825.00 | Price 15.65 | Shares 500
Buy 11 May 2023
Value US$7,875.00 | Price 15.75 | Shares 500
Buy 8 May 2023
Value US$31,880.00 | Price 15.94 | Shares 2,000
Buy 4 May 2023
Value US$21,840.00 | Price 14.56 | Shares 1,500
Buy 4 May 2023
Value US$150,600.00 | Price 15.06 | Shares 10,000
Buy 3 May 2023
Value US$24,375.00 | Price 16.25 | Shares 1,500
Buy 3 May 2023
Value US$16,210.00 | Price 16.21 | Shares 1,000
Buy 3 May 2023
Value US$4,845.00 | Price 16.15 | Shares 300
Buy 3 May 2023
Value US$4,851.00 | Price 16.17 | Shares 300
Buy 3 May 2023
Value US$14,562.00 | Price 16.18 | Shares 900
Buy 3 May 2023
Value US$15,820.00 | Price 15.82 | Shares 1,000
Buy 1 Mar 2023
Value US$19,800.00 | Price 24.75 | Shares 800
Buy 8 Feb 2023
Value US$12,350.00 | Price 24.70 | Shares 500
Buy 4 Nov 2022
Value US$23,430.00 | Price 23.43 | Shares 1,000
Buy 3 May 2021
Value US$35,249.50 | Price 32.05 | Shares 1,100
Buy 14 May 2020
Value US$13,500.00 | Price 13.50 | Shares 1,000
Buy 13 May 2020
Value US$14,150.00 | Price 14.15 | Shares 1,000
Buy 6 May 2020
Value US$7,950.00 | Price 15.90 | Shares 500
Buy 5 May 2020
Value US$48,075.00 | Price 19.23 | Shares 2,500
Buy 5 May 2020
Value US$27,615.00 | Price 18.41 | Shares 1,500
Buy 5 May 2020
Value US$94,150.00 | Price 18.83 | Shares 5,000
Buy 5 May 2020
Value US$47,502.06 | Price 18.57 | Shares 2,558
Buy 5 May 2020
Value US$29,340.00 | Price 19.56 | Shares 1,500
Buy 11 Mar 2020
Value US$41,260.00 | Price 20.63 | Shares 2,000
Buy 10 Mar 2020
Value US$53,750.00 | Price 21.50 | Shares 2,500
Buy 10 Mar 2020
Value US$41,360.00 | Price 20.68 | Shares 2,000
Buy 3 May 2019
Value US$28,330.00 | Price 28.33 | Shares 1,000
Buy 2 May 2019
Value US$301,570.00 | Price 28.45 | Shares 10,600
Buy 31 Oct 2018
Value US$9,849.75 | Price 28.55 | Shares 345
Buy 30 Oct 2018
Value US$56,880.00 | Price 28.44 | Shares 2,000
Buy 21 Aug 2018
Value US$47,925.00 | Price 31.95 | Shares 1,500
Buy 1 Aug 2018
Value US$15,850.00 | Price 31.70 | Shares 500
Buy 31 Jul 2018
Value US$29,205.00 | Price 32.45 | Shares 900
Sale 12 Jun 2018
Value US$26,480.00 | Price 33.10 | Shares 800
Buy 1 Feb 2018
Value US$48,189.15 | Price 30.95 | Shares 1,557
Buy 13 Dec 2017
Value US$32,340.00 | Price 32.34 | Shares 1,000
Buy 8 Dec 2017
Value US$9,468.50 | Price 32.65 | Shares 290
Buy 7 Dec 2017
Value US$9,930.00 | Price 33.10 | Shares 300
Buy 29 Nov 2017
Value US$11,990.60 | Price 33.40 | Shares 359
Buy 22 Nov 2017
Value US$16,165.00 | Price 32.33 | Shares 500
Buy 21 Nov 2017
Value US$16,020.00 | Price 32.04 | Shares 500
Buy 21 Nov 2017
Value US$29,899.50 | Price 32.15 | Shares 930
Buy 20 Nov 2017
Value US$2,208.50 | Price 31.55 | Shares 70
Buy 20 Nov 2017
Value US$17,634.40 | Price 31.49 | Shares 560
Buy 20 Nov 2017
Value US$31,650.00 | Price 31.65 | Shares 1,000
Sale 6 Mar 2017
Value US$170.30 | Price 34.06 | Shares 5
Sale 6 Mar 2017
Value US$39,743.20 | Price 34.41 | Shares 1,155
Sale 30 Jan 2017
Value US$3,387.50 | Price 33.88 | Shares 100
Sale 30 Jan 2017
Value US$25,793.70 | Price 33.85 | Shares 762
Sale 30 Jan 2017
Value US$28,345.35 | Price 33.83 | Shares 838
Buy 26 Aug 2016
Value US$10,588.00 | Price 26.47 | Shares 400
Buy 24 Aug 2016
Value US$24,336.00 | Price 27.04 | Shares 900
Buy 17 Aug 2016
Value US$133,200.00 | Price 26.64 | Shares 5,000
Buy 17 Aug 2016
Value US$79,290.00 | Price 26.43 | Shares 3,000
Buy 29 Jul 2016
Value US$27,110.00 | Price 27.11 | Shares 1,000
Sale 13 Jun 2016
Value US$43,969.80 | Price 27.55 | Shares 1,596
Sale 13 Jun 2016
Value US$27,390.00 | Price 27.39 | Shares 1,000
Abbreviations B: Buy, S: Sell, PP: Planned purchase, PlS: Planned sale, PrS: Proposed sale, O: Option / Other
Notification date Transaction date B/S Transaction type Insider and/or position Nb. shares
Price
Value 		Number of shares Price Value Details
2026-03-12 2026-03-12 B Purchase
3.5
Plants William Jack II

Chief Financial Officer

Officer
21,092 +41.2%
277.08
US$3,254,135 		21,092 +41.2% 277.08 US$3,254,135
2026-03-12 2026-03-12 B Purchase
3.5
Plants William Jack II

Chief Financial Officer

Officer
27,669 -1.6%
196.49
US$3,375,183 		27,669 -1.6% 196.49 US$3,375,183
2024-12-16 2024-12-13 B Purchase
BYERS SANDRA L

Principal Accounting Officer
59,531 -13.1%
457.17
US$1,327,189 		59,531 -13.1% 457.17 US$1,327,189
2024-12-16 2024-12-13 B Purchase
3.5
Plants William Jack II

Chief Financial Officer

Officer
2,800 +131.0%
25.00
US$70,000 		2,800 +131.0% 25.00 US$70,000
2024-12-16 2024-12-13 B Purchase
3.1
Glaser Robert M
Non-Executive Director
4,000 +9.7%
25.00
US$100,000 		4,000 +9.7% 25.00 US$100,000
2024-12-16 2024-12-13 B Purchase
Quinn Kevin B

Chief Comm Banking Officer

Officer
400 +12.1%
25.00
US$10,000 		400 +12.1% 25.00 US$10,000
2024-12-16 2024-12-13 B Purchase
2.1
Burruano Samuel J Jr

Chief Legal Officer

Officer
2,000 +19.6%
25.00
US$50,000 		2,000 +19.6% 25.00 US$50,000
2024-12-16 2024-12-13 B Purchase
2.8
BIRMINGHAM MARTIN KEARNEY

President & CEO

Officer
4,000 +3.3%
25.00
US$100,000 		4,000 +3.3% 25.00 US$100,000
2024-12-16 2024-12-13 B Purchase
2.3
HOLLIDAY SUSAN R
Non-Executive Director
2,000 +5.4%
25.00
US$50,000 		2,000 +5.4% 25.00 US$50,000
2024-12-16 2024-12-13 B Purchase
0.5
Collins Laurie R

Chief Human Resources Officer

Officer
2,000 +73.6%
25.00
US$50,000 		2,000 +73.6% 25.00 US$50,000
2024-12-16 2024-12-13 B Purchase
2.5
GULLO SAMUEL M
Non-Executive Director
4,000 +10.9%
25.00
US$100,000 		4,000 +10.9% 25.00 US$100,000
2024-12-16 2024-12-13 B Purchase
3.1
Latella Robert N
Non-Executive Director
4,000 +33.3%
25.00
US$100,000 		4,000 +33.3% 25.00 US$100,000
2024-12-16 2024-12-13 B Purchase
PACOS GARY A.

Chief Risk Officer

Officer
2,000 +inf%
25.00
US$50,000 		2,000 +inf% 25.00 US$50,000
2024-12-16 2024-12-13 B Purchase
VanGelder Kim E
Non-Executive Director
600 +2.2%
25.00
US$15,000 		600 +2.2% 25.00 US$15,000
2024-12-16 2024-12-13 B Purchase
2.3
BOSWELL DONALD
Non-Executive Director
800 +5.5%
25.00
US$20,000 		800 +5.5% 25.00 US$20,000
2024-12-16 2024-12-13 B Purchase
Zupan Mark
Non-Executive Director
2,000 +20.7%
25.00
US$50,000 		2,000 +20.7% 25.00 US$50,000
2024-12-16 2024-12-13 B Purchase
3.0
DORN ANDREW W JR
Non-Executive Director
2,000 +5.8%
25.00
US$50,000 		2,000 +5.8% 25.00 US$50,000
2023-05-24 2023-05-18 B Purchase
2.3
BOSWELL DONALD
Non-Executive Director
890 +10.4%
16.74
US$14,899 		890 +10.4% 16.74 US$14,899
2023-05-15 2023-05-11 B Purchase
2.3
HOLLIDAY SUSAN R
Non-Executive Director
500 +100.0%
15.65
US$7,825 		500 +100.0% 15.65 US$7,825
2023-05-15 2023-05-11 B Purchase
2.3
HOLLIDAY SUSAN R
Non-Executive Director
500 +inf%
15.75
US$7,875 		500 +inf% 15.75 US$7,875
2023-05-10 2023-05-08 B Purchase
2.5
GULLO SAMUEL M
Non-Executive Director
2,000 +6.5%
15.94
US$31,880 		2,000 +6.5% 15.94 US$31,880
2023-05-05 2023-05-04 B Purchase
3.1
Glaser Robert M
Non-Executive Director
1,500 +inf%
14.56
US$21,840 		1,500 +inf% 14.56 US$21,840
2023-05-04 2023-05-04 B Purchase
3.1
Latella Robert N
Non-Executive Director
10,000 +500.0%
15.06
US$150,600 		10,000 +500.0% 15.06 US$150,600
2023-05-04 2023-05-03 B Purchase
2.8
BIRMINGHAM MARTIN KEARNEY

President & CEO

Officer
1,500 +1.4%
16.25
US$24,375 		1,500 +1.4% 16.25 US$24,375
2023-05-04 2023-05-03 B Purchase
3.0
DORN ANDREW W JR
Non-Executive Director
1,000 +3.4%
16.21
US$16,210 		1,000 +3.4% 16.21 US$16,210
2023-05-04 2023-05-03 B Purchase
3.5
Plants William Jack II

Chief Financial Officer

Officer
300 +16.3%
16.15
US$4,845 		300 +16.3% 16.15 US$4,845
2023-05-04 2023-05-03 B Purchase
3.5
Plants William Jack II

Chief Financial Officer

Officer
300 +19.5%
16.17
US$4,851 		300 +19.5% 16.17 US$4,851
2023-05-04 2023-05-03 B Purchase
3.5
Plants William Jack II

Chief Financial Officer

Officer
900 +141.3%
16.18
US$14,562 		900 +141.3% 16.18 US$14,562
2023-05-04 2023-05-03 B Purchase
2.1
Burruano Samuel J Jr

Executive Vice President

Officer
1,000 +16.2%
15.82
US$15,820 		1,000 +16.2% 15.82 US$15,820
2023-03-02 2023-03-01 B Purchase
0.5
Collins Laurie R

Senior Vice President

Officer
800 +inf%
24.75
US$19,800 		800 +inf% 24.75 US$19,800
2023-02-09 2023-02-08 B Purchase
2.1
Burruano Samuel J Jr

Executive Vice President

Officer
500 +12.3%
24.70
US$12,350 		500 +12.3% 24.70 US$12,350
2022-11-07 2022-11-04 B Purchase
2.8
BIRMINGHAM MARTIN KEARNEY

President & CEO

Officer
1,000 +1.0%
23.43
US$23,430 		1,000 +1.0% 23.43 US$23,430
2021-05-05 2021-05-03 B Purchase
3.0
DORN ANDREW W JR
Non-Executive Director
1,100 +4.2%
32.05
US$35,250 		1,100 +4.2% 32.05 US$35,250
2020-05-15 2020-05-14 B Purchase
3.0
DORN ANDREW W JR
Non-Executive Director
1,000 +4.2%
13.50
US$13,500 		1,000 +4.2% 13.50 US$13,500
2020-05-15 2020-05-13 B Purchase
3.1
Glaser Robert M
Non-Executive Director
1,000 +4.9%
14.15
US$14,150 		1,000 +4.9% 14.15 US$14,150
2020-05-07 2020-05-06 B Purchase
2.6
DUGAN JOSEPH L

Senior Vice President

Officer
500 +9.3%
15.90
US$7,950 		500 +9.3% 15.90 US$7,950
2020-05-07 2020-05-05 B Purchase
2.6
DUGAN JOSEPH L

Senior Vice President

Officer
2,500 +86.8%
19.23
US$48,075 		2,500 +86.8% 19.23 US$48,075
2020-05-06 2020-05-05 B Purchase
1.6
Bigham Justin K.

Executive Vice President

Officer
1,500 +inf%
18.41
US$27,615 		1,500 +inf% 18.41 US$27,615
2020-05-06 2020-05-05 B Purchase
2.8
BIRMINGHAM MARTIN KEARNEY

President & CEO

Officer
5,000 +6.0%
18.83
US$94,150 		5,000 +6.0% 18.83 US$94,150
2020-05-06 2020-05-05 B Purchase
3.0
DORN ANDREW W JR
Non-Executive Director
2,558 +11.9%
18.57
US$47,502 		2,558 +11.9% 18.57 US$47,502
2020-05-06 2020-05-05 B Purchase
2.1
Burruano Samuel J Jr

Senior Vice President

Officer
1,500 +164.3%
19.56
US$29,340 		1,500 +164.3% 19.56 US$29,340
2020-03-12 2020-03-11 B Purchase
2.3
HOLLIDAY SUSAN R
Non-Executive Director
2,000 +7.7%
20.63
US$41,260 		2,000 +7.7% 20.63 US$41,260
2020-03-12 2020-03-10 B Purchase
2.5
GULLO SAMUEL M
Non-Executive Director
2,500 +10.3%
21.50
US$53,750 		2,500 +10.3% 21.50 US$53,750
2020-03-11 2020-03-10 B Purchase
3.1
Glaser Robert M
Non-Executive Director
2,000 +10.9%
20.68
US$41,360 		2,000 +10.9% 20.68 US$41,360
2019-05-03 2019-05-03 B Purchase
2.8
BIRMINGHAM MARTIN KEARNEY

President & CEO

Officer
1,000 +1.3%
28.33
US$28,330 		1,000 +1.3% 28.33 US$28,330
2019-05-03 2019-05-02 B Purchase
2.6
DUGAN JOSEPH L

Senior Vice President

Officer
10,600 +inf%
28.45
US$301,570 		10,600 +inf% 28.45 US$301,570
2018-11-02 2018-10-31 B Purchase DUGAN JOSEPH L

Senior Vice President

Officer
345 +37.1%
28.55
US$9,850 		345 +37.1% 28.55 US$9,850
2018-10-30 2018-10-30 B Purchase BIRMINGHAM MARTIN KEARNEY

President & CEO

Officer
2,000 +2.8%
28.44
US$56,880 		2,000 +2.8% 28.44 US$56,880
2018-08-22 2018-08-21 B Purchase BIRMINGHAM MARTIN KEARNEY

President & CEO

Officer
1,500 +2.1%
31.95
US$47,925 		1,500 +2.1% 31.95 US$47,925
2018-08-02 2018-08-01 B Purchase Burneal Michael D

Senior Vice President

Officer
500 +13.5%
31.70
US$15,850 		500 +13.5% 31.70 US$15,850
2018-08-01 2018-07-31 B Purchase DORN ANDREW W JR Non-Executive Director
900 +4.9%
32.45
US$29,205 		900 +4.9% 32.45 US$29,205
2018-06-13 2018-06-12 S Sale Case David G

Senior Vice President

Officer
800 -18.9%
33.10
US$26,480 		800 -18.9% 33.10 US$26,480
2018-02-01 2018-02-01 B Purchase DORN ANDREW W JR Non-Executive Director
1,557 +10.1%
30.95
US$48,189 		1,557 +10.1% 30.95 US$48,189
2017-12-14 2017-12-13 B Purchase Glaser Robert M
1,000 +8.0%
32.34
US$32,340 		1,000 +8.0% 32.34 US$32,340
2017-12-11 2017-12-08 B Purchase Dolan Paula Dollinger

Senior Vice President
290 +22.3%
32.65
US$9,468 		290 +22.3% 32.65 US$9,468
2017-12-11 2017-12-07 B Purchase Dolan Paula Dollinger

Senior Vice President
300 +30.0%
33.10
US$9,930 		300 +30.0% 33.10 US$9,930
2017-11-30 2017-11-29 B Purchase BOSWELL DONALD
359 +28.1%
33.40
US$11,991 		359 +28.1% 33.40 US$11,991
2017-11-22 2017-11-22 B Purchase KREIENBERG WILLIAM L

Executive Vice President
500 +2.8%
32.33
US$16,165 		500 +2.8% 32.33 US$16,165
2017-11-22 2017-11-21 B Purchase KLOTZBACH KEVIN B

EVP & Chief Financial Officer
500 +2.2%
32.04
US$16,020 		500 +2.2% 32.04 US$16,020
2017-11-22 2017-11-21 B Purchase DUGAN JOSEPH L

Senior Vice President
930 +inf%
32.15
US$29,900 		930 +inf% 32.15 US$29,900
2017-11-22 2017-11-20 B Purchase Burneal Michael D

Senior Vice President
70 +8.8%
31.55
US$2,208 		70 +8.8% 31.55 US$2,208
2017-11-22 2017-11-20 B Purchase Burneal Michael D

Senior Vice President
560 +17.9%
31.49
US$17,634 		560 +17.9% 31.49 US$17,634
2017-11-22 2017-11-20 B Purchase BIRMINGHAM MARTIN KEARNEY

President & CEO
1,000 +1.2%
31.65
US$31,650 		1,000 +1.2% 31.65 US$31,650
2017-03-08 2017-03-06 S Sale ANDERSON KARL VALENTINE JR
5 -0.0%
34.06
US$170 		5 -0.0% 34.06 US$170
2017-03-08 2017-03-06 S Sale ANDERSON KARL VALENTINE JR
1,155 -7.9%
34.41
US$39,743 		1,155 -7.9% 34.41 US$39,743
2017-01-30 2017-01-30 S Sale BENJAMIN JOHN E Non-Executive Director
100 -0.5%
33.88
US$3,388 		100 -0.5% 33.88 US$3,388
2017-01-30 2017-01-30 S Sale BENJAMIN JOHN E Non-Executive Director
762 -3.7%
33.85
US$25,794 		762 -3.7% 33.85 US$25,794
2017-01-30 2017-01-30 S Sale BENJAMIN JOHN E Non-Executive Director
838 -3.9%
33.83
US$28,345 		838 -3.9% 33.83 US$28,345
2016-08-29 2016-08-26 B Purchase Guarino Charles J

Senior Vice President

Officer
400 +14.7%
26.47
US$10,588 		400 +14.7% 26.47 US$10,588
2016-08-24 2016-08-24 B Purchase KLOTZBACH KEVIN B

EVP & Chief Financial Officer

Officer
900 +3.9%
27.04
US$24,336 		900 +3.9% 27.04 US$24,336
2016-08-19 2016-08-17 B Purchase BIRMINGHAM MARTIN KEARNEY

President & CEO

Officer
5,000 +6.2%
26.64
US$133,200 		5,000 +6.2% 26.64 US$133,200
2016-08-19 2016-08-17 B Purchase KREIENBERG WILLIAM L

EVP, CAO, Gen'l Counsel & CRO

Officer
3,000 +20.0%
26.43
US$79,290 		3,000 +20.0% 26.43 US$79,290
2016-08-01 2016-07-29 B Purchase DORN ANDREW W JR Non-Executive Director
1,000 +8.9%
27.11
US$27,110 		1,000 +8.9% 27.11 US$27,110
2016-06-13 2016-06-13 S Sale Kenefick Jeffrey Patrick

Executive Vice President

Officer
1,596 -15.5%
27.55
US$43,970 		1,596 -15.5% 27.55 US$43,970
2016-06-13 2016-06-13 S Sale Case David G

Senior Vice President

Officer
1,000 -24.9%
27.39
US$27,390 		1,000 -24.9% 27.39 US$27,390
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