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CorMedix Inc.

CRMD Net buying
CIK 0001410098 #2892 in the set updated 20 Sep 2026
Bought (120 mo)
$3.28M
out of their own pocket, the only kind of buying there is
Sold (120 mo)
$6.49M
$68.80K on a plan · $5.55M straight out of an exercise
Sold at will
$873.19K
3 of 18 sales
Net
−$3.22M
+$2.40M against sales at will

By person

24 insiders · 120 transactions
7.7×

Joseph Todisco holds 7.7 times base salary in stock. $5.33M of shares against $684.35K in salary for 2025.

Salary from the company's own proxy. The shares are what Joseph Todisco last reported holding, valued at $6.88, the price Common Stock was last bought or sold at on the open market here, on 21 Jan 2026.

Insider
Role
Bought
Sold
Net
Holding
Worth
Change
Hurlburt Elizabeth
Chief Operating Officer
—
$2.33M (4) scheduled
−$2.33M
270,463
$1.86M
—
Dillione Janet
Director
$230.51K (5)
$1.55M (5) scheduled
−$1.32M
117,835
$810.70K
—
Kaplan Myron
Director
$996.12K (17)
—
+$996.12K
231,487
$1.59M
—
Todisco Joseph
Chief Executive Officer
$216.44K (5)
$1.01M (2) scheduled
−$793.56K
774,749
$5.33M
—
Zelnick Kaufman Beth
Chief Legal Officer
—
$670.26K (2) scheduled
−$670.26K
260,684
$1.79M
—
Khan Mehmood
Director
$640.18K (13)
—
+$640.18K
178,767
$1.23M
—
ARMSTRONG JR. JOHN L.
Exec VP of Tech Operations
$553.26K (7)
—
+$553.26K
96,878
$666.52K
—
DUNTON ALAN W
Director
$40.00K (3)
$391.30K (2) scheduled
−$351.30K
70,703
$486.44K
—
Lefkowitz Steven W
Director
$145.07K (5)
$475.20K (1)
−$330.13K
185,255
$1.27M
—
Baluch Khoso
Chief Executive Officer
$196.84K (9)
—
+$196.84K
60,905
$419.03K
—
Cook Robert W.
Chief Financial Officer
$103.34K (7)
—
+$103.34K
27,517
$189.32K
—
Pfaffle Antony
Chief Scientific Officer
—
$64.60K (2) scheduled
−$64.60K
0
$0.00
—
TELLEZ CORA M
Director
$49.50K (9)
—
+$49.50K
182,371
$1.25M
+66.6%
Mounts Phoebe
General Counsel
$30.13K (3)
—
+$30.13K
7,200
$49.54K
—
Gelbfish Gary A.
Director
$25.00K (1)
—
+$25.00K
2,660,371
$18.30M
+28.9%
Mistry Erin
EVP, Chief Commercial Officer
$18.98K (2)
—
+$18.98K
100,992
$694.82K
+2,490%
David Matthew T
Chief Financial Officer
$18.75K (4)
—
+$18.75K
95,270
$655.46K
—
Markvicka Taunia
Director
$7.40K (1)
—
+$7.40K
37,100
$255.25K
+64.2%
GEORGE MICHAEL W
Director
$4.99K (1)
—
+$4.99K
10,000
$68.80K
—
Seckler Michael David
Chief Commercial Officer
—
—
—
133,156
$916.11K
—
Blum Susan
Chief Financial Officer
—
—
—
124,315
$855.29K
—
Duncan Gregory Scott
Director
—
—
—
68,786
$473.25K
—
Stewart Robert A
Director
—
—
—
66,453
$457.20K
+6,545%
Costa Paulo F
Director
—
—
—
10,000
$68.80K
—

No percentages here. These insiders hold more than one class of share between them, and the share count on file covers one of them rather than all. Dividing the two would compare different things.

Individual transactions

92
Insider
Date
Role
Action
Shares
Price
Amount
Kaplan Myron
23 Oct 2025
Director
Buy
25,000
$11.02
$275.50K
Mistry Erin
31 Oct 2024
EVP, Chief Commercial Officer
Buy
1,500
$9.99
$14.98K
Todisco Joseph
13 Mar 2024
Chief Executive Officer
Buy
13,561
$3.74
$50.72K
DUNTON ALAN W
15 Dec 2023
Director
Buy
3,000
$3.30
$9.90K
DUNTON ALAN W
14 Dec 2023
Director
Buy
3,000
$3.45
$10.35K
Mistry Erin
17 Nov 2023
Chief Commercial Officer
Buy
1,000
$4.00
$4.00K
Todisco Joseph
8 Sep 2023
Chief Executive Officer
Buy
10,000
$3.71
$37.10K
Kaplan Myron
18 May 2023
Director
Buy
6,000
$4.54
$27.26K
Todisco Joseph
15 Nov 2022
Chief Executive Officer
Buy
20,000
$3.82
$76.40K
Todisco Joseph
24 Aug 2022
Chief Executive Officer
Buy
4,700
$3.92
$18.42K
Kaplan Myron
17 May 2022
Director
Buy
5,000
$3.78
$18.90K
Todisco Joseph
16 May 2022
Chief Executive Officer
Buy
10,000
$3.38
$33.80K
David Matthew T
6 Dec 2021
Interim CEO and CFO
Buy
1,000
$4.50
$4.50K
David Matthew T
6 Dec 2021
Interim CEO and CFO
Buy
1,000
$4.50
$4.50K
David Matthew T
17 Nov 2021
Interim CEO and CFO
Buy
1,000
$5.07
$5.07K
Kaplan Myron
16 Nov 2021
Director
Buy
10,000
$5.14
$51.40K
Kaplan Myron
17 May 2021
Director
Buy
15,000
$6.03
$90.48K
Lefkowitz Steven W
4 Sep 2020
Director
Buy
2,215
$3.98
$8.82K
Lefkowitz Steven W
4 Sep 2020
Director
Buy
3,500
$4.00
$14.00K
David Matthew T
3 Sep 2020
Chief Financial Officer
Buy
1,150
$4.07
$4.68K
Kaplan Myron
2 Sep 2020
Director
Buy
15,300
$4.27
$65.36K
Khan Mehmood
19 Aug 2020
Director
Buy
8,433
$4.90
$41.30K
Khan Mehmood
19 Aug 2020
Director
Buy
9,404
$4.91
$46.18K
Khan Mehmood
18 Aug 2020
Director
Buy
21,082
$4.86
$102.37K
Khan Mehmood
18 Aug 2020
Director
Buy
4,500
$4.62
$20.79K
Khan Mehmood
18 Aug 2020
Director
Buy
2,331
$4.60
$10.72K
ARMSTRONG JR. JOHN L.
14 Aug 2020
Exec VP of Tech Operations
Buy
10,000
$4.35
$43.46K
ARMSTRONG JR. JOHN L.
14 Aug 2020
Exec VP of Tech Operations
Buy
7,500
$4.14
$31.05K
ARMSTRONG JR. JOHN L.
14 Aug 2020
Exec VP of Tech Operations
Buy
10,000
$4.16
$41.60K
Baluch Khoso
13 Aug 2020
Chief Executive Officer
Buy
4,830
$4.14
$19.99K
Kaplan Myron
13 Aug 2020
Director
Buy
15,000
$4.08
$61.16K
Mounts Phoebe
13 Aug 2020
General Counsel
Buy
2,525
$4.03
$10.18K
DUNTON ALAN W
12 Aug 2020
Director
Buy
5,000
$3.95
$19.75K
Kaplan Myron
15 May 2020
Director
Buy
10,000
$3.85
$38.50K
Baluch Khoso
18 Mar 2020
Chief Executive Officer
Buy
3,500
$2.61
$9.14K
Mounts Phoebe
18 Mar 2020
General Counsel
Buy
3,250
$3.05
$9.91K
Mounts Phoebe
30 Dec 2019
General Counsel
Buy
1,425
$7.04
$10.04K
Khan Mehmood
13 Dec 2019
Director
Buy
17,000
$6.58
$111.92K
Cook Robert W.
30 Sep 2019
Chief Financial Officer
Buy
1,000
$6.88
$6.88K
Kaplan Myron
30 Sep 2019
Director
Buy
5,000
$6.81
$34.05K
Lefkowitz Steven W
27 Sep 2019
Director
Buy
5,000
$6.75
$33.75K
Dillione Janet
16 Aug 2019
Director
Buy
6,147
$8.19
$50.34K
Kaplan Myron
16 Aug 2019
Director
Buy
6,000
$8.06
$48.36K
Cook Robert W.
16 Aug 2019
Chief Financial Officer
Buy
1,000
$8.18
$8.18K
Cook Robert W.
16 Aug 2019
Chief Financial Officer
Buy
1,000
$8.18
$8.18K
Dillione Janet
15 May 2019
Director
Buy
11,144
$6.74
$75.11K
Cook Robert W.
29 Mar 2019
Chief Financial Officer
Buy
100
$9.35
$935.00
ARMSTRONG JR. JOHN L.
26 Mar 2019
Exec VP of Tech Operations
Buy
5,000
$7.73
$38.65K
Baluch Khoso
26 Mar 2019
Chief Executive Officer
Buy
2,500
$7.55
$18.88K
ARMSTRONG JR. JOHN L.
25 Mar 2019
Exec VP of Tech Operations
Buy
15,000
$1.69
$25.35K
Kaplan Myron
22 Mar 2019
Director
Buy
20,000
$1.65
$33.00K
Dillione Janet
18 Mar 2019
Director
Buy
42,000
$1.67
$69.97K
Khan Mehmood
20 Dec 2018
Director
Buy
100,000
$1.24
$124.41K
Lefkowitz Steven W
20 Dec 2018
Director
Buy indirect
20,000
$1.18
$23.50K
Kaplan Myron
14 Dec 2018
Director
Buy
50,000
$1.47
$73.30K
ARMSTRONG JR. JOHN L.
29 Nov 2018
Exec VP of Tech Operations
Buy
250,000
$1.45
$363.15K
Cook Robert W.
27 Nov 2018
Chief Financial Officer
Buy
25,000
$1.17
$29.21K
Baluch Khoso
27 Nov 2018
Chief Executive Officer
Buy
21,500
$1.21
$26.02K
Baluch Khoso
26 Nov 2018
Chief Executive Officer
Buy
3,500
$1.28
$4.48K
Kaplan Myron
23 Nov 2018
Director
Buy
50,000
$1.30
$64.80K
Baluch Khoso
12 Dec 2017
Chief Executive Officer
Buy
104,166
$0.48
$50.00K
ARMSTRONG JR. JOHN L.
12 Dec 2017
Exec VP of Tech Operations
Buy
20,833
$0.48
$10.00K
Cook Robert W.
12 Dec 2017
Chief Financial Officer
Buy
52,083
$0.48
$25.00K
Khan Mehmood
12 Dec 2017
Director
Buy
52,083
$0.48
$25.00K
Gelbfish Gary A.
12 Dec 2017
Director
Buy
52,083
$0.48
$25.00K
Dillione Janet
12 Dec 2017
Director
Buy
52,083
$0.48
$25.00K
Lefkowitz Steven W
12 Dec 2017
Director
Buy
135,416
$0.48
$65.00K
Kaplan Myron
12 Dec 2017
Director
Buy
104,166
$0.48
$50.00K
Khan Mehmood
18 Aug 2017
Director
Buy
50,000
$0.42
$21.00K
Baluch Khoso
18 Aug 2017
Chief Executive Officer
Buy
36,207
$0.42
$15.03K
Kaplan Myron
17 Aug 2017
Director
Buy
80,000
$0.40
$31.84K
Khan Mehmood
17 Aug 2017
Director
Buy
150,000
$0.41
$61.50K
Khan Mehmood
16 Aug 2017
Director
Buy
100,000
$0.39
$39.00K
Khan Mehmood
15 Aug 2017
Director
Buy
50,000
$0.37
$18.50K
Kaplan Myron
14 Aug 2017
Director
Buy
50,000
$0.35
$17.40K
Khan Mehmood
14 Aug 2017
Director
Buy
50,000
$0.35
$17.50K
TELLEZ CORA M
30 May 2017
Director
Buy
7,550
$0.42
$3.13K
Baluch Khoso
17 May 2017
Chief Executive Officer
Buy
75,000
$0.48
$35.63K
TELLEZ CORA M
16 May 2017
Director
Buy
50,000
$0.48
$24.00K
Dillione Janet
15 May 2017
Director
Buy
21,231
$0.48
$10.08K
Cook Robert W.
15 May 2017
Chief Financial Officer
Buy
50,000
$0.50
$24.95K
GEORGE MICHAEL W
15 May 2017
Director
Buy
10,000
$0.50
$4.99K
Markvicka Taunia
15 May 2017
Director
Buy
14,500
$0.51
$7.40K
Kaplan Myron
15 May 2017
Director
Buy
30,000
$0.49
$14.82K
TELLEZ CORA M
1 May 2017
Director
Buy
4,800
$0.66
$3.16K
TELLEZ CORA M
30 Mar 2017
Director
Buy
1,950
$1.66
$3.24K
TELLEZ CORA M
28 Feb 2017
Director
Buy
1,540
$2.10
$3.23K
TELLEZ CORA M
30 Jan 2017
Director
Buy
1,780
$1.79
$3.18K
TELLEZ CORA M
30 Dec 2016
Director
Buy
1,990
$1.58
$3.14K
Baluch Khoso
9 Dec 2016
Chief Executive Officer
Buy
10,000
$1.77
$17.70K
TELLEZ CORA M
30 Nov 2016
Director
Buy
1,800
$1.80
$3.24K
TELLEZ CORA M
31 Oct 2016
Director
Buy
1,475
$2.15
$3.17K
Show all 120 transactions →

What was left out

Form 4 filings counted 274
Amendments (4/A) skipped 21
Filings about a different issuer 0
Unreadable filings 0
Joint filings 0
Sales on a Rule 10b5-1 plan 1
Sales straight out of an exercise 14
Sales at will 3
Transactions with no price 0
Shares from compensation/vesting 5,155,252
Sales filed before the plan box existed 1
History held since 5 Oct 2016