CBU - Community Financial System, Inc. - Insider Stock Trading

Filing Date	T Date	Ticker	Sector	Ind	Industry	Owner	oSt	Rel	Title	T	TVal	Price	Qty	oc	Own	H
11/15/24 11:16	11/7/24	CBU	Financ	NtBnk	National Commercial Banks	Durkee Deresa Fischer	NY	O	SVP,Chie	M.ad	104	48.91	2	68	5	D
11/7/24 16:00	11/5/24	CBU	Financ	NtBnk	National Commercial Banks	Macpherson Kerrie D.	NY	D		P.a	20	62.20	0	12	3	D
11/7/24 15:46	11/6/24	CBU	Financ	NtBnk	National Commercial Banks	Bolus Mark J.	NY	D		M.d	150	36.74	4	4	99	D
11/7/24 15:46	11/6/24	CBU	Financ	NtBnk	National Commercial Banks	Bolus Mark J.	NY	D		S.d	-287	70.06	-4	-4	99	D
11/7/24 14:45	11/6/24	CBU	Financ	NtBnk	National Commercial Banks	Durkee Deresa Fischer	NY	O	SVP,Chie	M.d	104	48.91	2	70	5	D
11/6/24 15:25	11/5/24	CBU	Financ	NtBnk	National Commercial Banks	Macpherson Kerrie D.	NY	D		P	20	62.20	0	11	3	D
6/13/24 17:37	6/13/24	CBU	Financ	NtBnk	National Commercial Banks	Karaivanov Dimitar	NY	DO	P,CEO	P	44	43.52	1	5	22	D
4/16/24 14:45	4/12/24	CBU	Financ	NtBnk	National Commercial Banks	Steele Sally A	NY	D		M.d	0	0.00	1	4	40	D
3/19/24 12:07	3/15/24	CBU	Financ	NtBnk	National Commercial Banks	Parente John	NY	D		M.d	52	43.65	1	2	68	D
3/19/24 12:05	3/15/24	CBU	Financ	NtBnk	National Commercial Banks	Stickels Eric	NY	D		M.d	19	43.65	0	1	49	D
3/15/24 12:29	3/14/24	CBU	Financ	NtBnk	National Commercial Banks	Knauss Jeffery J	NY	D		M.d	55	45.74	1	130	2	D
3/13/24 15:16	3/11/24	CBU	Financ	NtBnk	National Commercial Banks	Fesette Neil E.	NY	D		M.d	137	37.77	4	51	11	D
3/11/24 14:19	3/7/24	CBU	Financ	NtBnk	National Commercial Banks	Abdo Michael N	NY	O	EVP,GC	M.d	26	37.77	1	15	5	D
3/11/24 14:17	3/7/24	CBU	Financ	NtBnk	National Commercial Banks	Whipple John F.	NY	D		M.d	137	37.77	4	166	6	D
2/29/24 17:29	2/29/24	CBU	Financ	NtBnk	National Commercial Banks	Ace Brian R	NY	D		M.d	137	37.77	4	5	73	D
2/23/24 14:43	2/21/24	CBU	Financ	NtBnk	National Commercial Banks	Bolus Mark J.	NY	D		M.d	137	37.77	4	3	126	D
2/23/24 14:43	2/21/24	CBU	Financ	NtBnk	National Commercial Banks	Bolus Mark J.	NY	D		S.d	-163	45.00	-4	-3	126	D
2/14/24 12:12	2/14/24	CBU	Financ	NtBnk	National Commercial Banks	Karaivanov Dimitar	NY	DO	P,CEO	P	44	43.70	1	6	18	D
1/29/24 14:50	1/29/24	CBU	Financ	NtBnk	National Commercial Banks	Steele Sally A	NY	D		S	-171	48.76	-4	-8	38	D
1/18/24 11:12	1/16/24	CBU	Financ	NtBnk	National Commercial Banks	Fesette Neil E.	NY	D		M.d	0	0.00	1	11	10	D
1/4/24 17:08	1/2/24	CBU	Financ	NtBnk	National Commercial Banks	Ace Brian R	NY	D		M.d	0	0.00	4	5	69	D
1/4/24 10:02	1/2/24	CBU	Financ	NtBnk	National Commercial Banks	Steele Sally A	NY	D		M.d	0	0.00	4	9	42	D
12/27/23 15:55	12/26/23	CBU	Financ	NtBnk	National Commercial Banks	Steele Sally A	NY	D		S	-499	53.05	-9	-20	38	D
12/5/23 15:16	12/1/23	CBU	Financ	NtBnk	National Commercial Banks	Whipple John F.	NY	D		M.d	56	44.36	1	33	5	D
11/16/23 16:00	11/15/23	CBU	Financ	NtBnk	National Commercial Banks	Stickels Eric	NY	D		M.d	14	44.87	0	1	48	D
10/31/23 13:54	10/27/23	CBU	Financ	NtBnk	National Commercial Banks	Levy Jeffrey M	NY	O	P,Commer	P	50	38.60	1	17	9	D
9/25/23 10:48	9/22/23	CBU	Financ	NtBnk	National Commercial Banks	Ace Brian R	NY	D		P	100	41.37	2	4	66	D
9/7/23 18:19	9/7/23	CBU	Financ	NtBnk	National Commercial Banks	Karaivanov Dimitar	NY	O	EVP,COO	P	45	44.50	1	6	17	D
8/18/23 15:58	8/16/23	CBU	Financ	NtBnk	National Commercial Banks	Karaivanov Dimitar	NY	O	EVP,COO	P	49	48.50	1	7	16	D
6/20/23 15:21	6/15/23	CBU	Financ	NtBnk	National Commercial Banks	Davis Jeffrey L	NY	D		M.d	0	0.00	2	9	24	D
3/21/23 16:28	3/20/23	CBU	Financ	NtBnk	National Commercial Banks	Macpherson Kerrie D.	NY	D		P.a	55	55.42	1	60	3	D
3/21/23 14:47	3/20/23	CBU	Financ	NtBnk	National Commercial Banks	Macpherson Kerrie D.	NY	D		P	55	55.42	1	38	4	D
3/17/23 12:47	3/15/23	CBU	Financ	NtBnk	National Commercial Banks	Steele Sally A	NY	D		M.d	0	0.00	1	1	48	D
3/17/23 12:25	3/15/23	CBU	Financ	NtBnk	National Commercial Banks	Stickels Eric	NY	D		M.d	0	0.00	1	2	48	D
3/17/23 11:49	3/15/23	CBU	Financ	NtBnk	National Commercial Banks	Parente John	NY	D		P	106	53.20	2	3	67	D
3/16/23 12:20	3/15/23	CBU	Financ	NtBnk	National Commercial Banks	Parente John	NY	D		M.d	0	0.00	1	1	65	D
3/16/23 09:58	3/15/23	CBU	Financ	NtBnk	National Commercial Banks	Steele Sally A	NY	D		P.d	107	53.46	2	4	47	I
3/15/23 12:56	3/15/23	CBU	Financ	NtBnk	National Commercial Banks	Knauss Jeffery J	NY	D		M.d	0	0.00	1	251	1	D
3/14/23 18:31	3/13/23	CBU	Financ	NtBnk	National Commercial Banks	Bolus Mark J.	NY	D		M.d	14	29.79	0	0	115	D
3/14/23 18:31	3/13/23	CBU	Financ	NtBnk	National Commercial Banks	Bolus Mark J.	NY	D		S.d	-25	52.87	0	0	115	D
3/14/23 18:00	3/13/23	CBU	Financ	NtBnk	National Commercial Banks	Ace Brian R	NY	D		M.d	14	29.79	0	1	63	D
3/14/23 18:00	3/13/23	CBU	Financ	NtBnk	National Commercial Banks	Ace Brian R	NY	D		S.d	-25	52.57	0	-1	63	D
3/3/23 16:28	3/1/23	CBU	Financ	NtBnk	National Commercial Banks	Bolus Mark J.	NY	D		M.d	0	0.00	4	4	115	D
3/3/23 16:28	3/1/23	CBU	Financ	NtBnk	National Commercial Banks	Bolus Mark J.	NY	D		S.d	-252	60.54	-4	-4	115	D
3/3/23 16:05	3/1/23	CBU	Financ	NtBnk	National Commercial Banks	Ace Brian R	NY	D		M.d	124	29.79	4	7	63	D
3/3/23 16:05	3/1/23	CBU	Financ	NtBnk	National Commercial Banks	Ace Brian R	NY	D		S.d	-251	60.54	-4	-6	63	D
1/19/23 17:57	1/17/23	CBU	Financ	NtBnk	National Commercial Banks	Fesette Neil E.	NY	D		M.d	0	0.00	1	8	9	D
1/5/23 12:15	1/3/23	CBU	Financ	NtBnk	National Commercial Banks	Davis Jeffrey L	NY	D		M.d	0	0.00	8	38	28	D
1/4/23 14:57	1/3/23	CBU	Financ	NtBnk	National Commercial Banks	Ace Brian R	NY	D		M.d	0	0.00	3	5	72	D
1/4/23 13:37	1/3/23	CBU	Financ	NtBnk	National Commercial Banks	Steele Sally A	NY	D		M.d	0	0.00	3	8	45	D
12/19/22 15:30	12/15/22	CBU	Financ	NtBnk	National Commercial Banks	Bolus Mark J.	NY	D		M.d	35	59.77	1	1	112	D
12/6/22 10:33	12/2/22	CBU	Financ	NtBnk	National Commercial Banks	Sutaris Joseph E	NY	O	EVP,CFO	M.d	84	35.36	2	26	12	D
12/5/22 18:58	12/1/22	CBU	Financ	NtBnk	National Commercial Banks	Whipple John F.	NY	D		M.d	0	0.00	1	47	4	D
11/17/22 11:10	11/15/22	CBU	Financ	NtBnk	National Commercial Banks	Stickels Eric	NY	D		M.d	34	64.37	1	1	42	D
5/23/22 13:23	5/23/22	CBU	Financ	NtBnk	National Commercial Banks	Steele Sally A	NY	D		S	-131	65.30	-2	-5	42	D
4/29/22 16:12	4/29/22	CBU	Financ	NtBnk	National Commercial Banks	Macpherson Kerrie D.	NY	D		P	12	66.37	0	12	2	D
4/28/22 16:59	4/28/22	CBU	Financ	NtBnk	National Commercial Banks	Steele Sally A	NY	D		S	-665	66.52	-10	-18	44	D
4/19/22 15:03	4/15/22	CBU	Financ	NtBnk	National Commercial Banks	Steele Sally A	NY	D		M.d	0	0.00	1	1	54	D
3/30/22 15:30	3/28/22	CBU	Financ	NtBnk	National Commercial Banks	Levy Jeffrey M	NY	O	P,Commer	M.d	52	54.78	1	24	5	D
3/30/22 15:30	3/28/22	CBU	Financ	NtBnk	National Commercial Banks	Levy Jeffrey M	NY	O	P,Commer	S.d	-67	70.54	-1	-16	5	D
3/16/22 18:27	3/15/22	CBU	Financ	NtBnk	National Commercial Banks	Parente John	NY	D		M.d	0	0.00	1	1	65	D
3/3/22 15:43	3/2/22	CBU	Financ	NtBnk	National Commercial Banks	Steele Sally A	NY	D		S	-240	73.23	-3	-6	54	D

D	Derivative transaction in filing (usually option exercise)
M	Multiple transactions in filing; earliest reported transaction date and weighted average transaction price
A	Amended filing
E	Error detected in filing

S - Sale	Sale of securities on an exchange or to another person
S - Sale+OE	Sale of securities on an exchange or to another person (after option exercise)
F - Tax	Payment of exercise price or tax liability using portion of securities received from the company
P - Purchase	Purchase of securities on an exchange or from another person

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