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GREENE COUNTY BANCORP INC

GCBC Net buying
CIK 0001070524 #2964 in the set updated 19 Sep 2026
Bought (120 mo)
$2.55M
out of their own pocket, the only kind of buying there is
Sold (120 mo)
$2.18M
$0.00 on a plan · $0.00 straight out of an exercise
Sold at will
$2.18M
18 of 18 sales
Net
+$367.54K
+$367.54K against sales at will

By person

12 insiders · 167 transactions
Insider
Role
Bought
Sold
Net
Holding
Of company
Worth
Change
PLUMMER MICHELLE M
Director
—
$946.91K (5)
−$946.91K
121,066
0.7111%
$3.48M
+8.7%
Hada Tejraj S
Director
$760.44K (20)
—
+$760.44K
35,427
0.2081%
$1.02M
+927.8%
Cahalan Jay P.
Director
$619.40K (37)
$223.47K (4)
+$395.93K
41,854
0.2458%
$1.20M
+62.8%
Hogan Peter W.
Director
$381.03K (13)
—
+$381.03K
144,000
0.8458%
$4.14M
+11.6%
Gibson Donald E
President and CEO
$350.41K (46)
$648.47K (7)
−$298.06K
58,972
0.3464%
$1.70M
+0.9%
NELSON STEPHEN E
Director
$22.82K (1)
$229.08K (1)
−$206.26K
17,000
0.0999%
$489.09K
−21.2%
Barzee Nick
SVP and CFO
$108.86K (4)
—
+$108.86K
4,520
0.0265%
$130.04K
+56,400%
Brust John
Director
$100.04K (3)
—
+$100.04K
6,221
0.0365%
$178.98K
+196.2%
Cannucciari Christopher
Director
$64.97K (8)
—
+$64.97K
4,416
0.0259%
$127.05K
+191.3%
SLUTZKY PAUL
Director
$78.07K (9)
$130.69K (1)
−$52.62K
187,442
1.10%
$5.39M
+0.5%
Antalek John
EVP and CLO
$33.00K (1)
—
+$33.00K
7,567
0.0444%
$217.70K
+24.7%
SCHAEFER CHARLES H
Director
$27.13K (2)
—
+$27.13K
159,523
0.9370%
$4.59M
+2.6%

Individual transactions

18
Insider
Date
Role
Action
Shares
Price
Amount
PLUMMER MICHELLE M
11 Jun 2026
Director
Sell
10,000
$28.77
$287.70K
PLUMMER MICHELLE M
18 Jun 2024
SEVP, CFO & COO
Sell
8,966
$30.56
$273.96K
PLUMMER MICHELLE M
17 Jun 2024
SEVP, CFO & COO
Sell
200
$30.40
$6.08K
PLUMMER MICHELLE M
13 Jun 2024
SEVP, CFO & COO
Sell
3,154
$30.32
$95.63K
Cahalan Jay P.
15 May 2024
Director
Sell indirect
1,745
$31.62
$55.18K
Cahalan Jay P.
15 May 2024
Director
Sell indirect
1,455
$31.64
$46.04K
Cahalan Jay P.
15 May 2024
Director
Sell indirect
1,515
$31.68
$48.00K
Cahalan Jay P.
15 May 2024
Director
Sell indirect
2,345
$31.67
$74.27K
Gibson Donald E
14 Aug 2023
President and CEO
Sell indirect
537
$35.70
$19.17K
Gibson Donald E
4 Aug 2023
President and CEO
Sell indirect
1,764
$34.75
$61.30K
Gibson Donald E
4 Aug 2023
President and CEO
Sell indirect
1,892
$34.50
$65.27K
Gibson Donald E
31 Jul 2023
President and CEO
Sell indirect
18
$34.50
$621.00
Gibson Donald E
28 Jul 2023
President and CEO
Sell indirect
90
$34.50
$3.11K
PLUMMER MICHELLE M
7 Jun 2023
SEVP, CFO & COO
Sell
10,000
$28.35
$283.55K
NELSON STEPHEN E
27 Jan 2023
Director
Sell
4,874
$47.00
$229.08K
SLUTZKY PAUL
1 Jun 2022
Director
Sell indirect
2,368
$55.19
$130.69K
Gibson Donald E
31 May 2022
President and CEO
Sell indirect
4,000
$56.00
$224.00K
Gibson Donald E
27 May 2022
President and CEO
Sell
5,000
$55.00
$275.00K
Show all 167 transactions →

What was left out

Form 4 filings counted 115
Amendments (4/A) skipped 1
Filings about a different issuer 0
Unreadable filings 0
Joint filings 0
Sales on a Rule 10b5-1 plan 0
Sales straight out of an exercise 0
Sales at will 18
Transactions with no price 0
Shares from compensation/vesting 306,400
Sales filed before the plan box existed 4
History held since 2 Sep 2016