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$TNDM

$18.06 +$0.03 (0.17%)

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$TNDM Overview Financials SEC Filings Executives News

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Insider Transactions

Insider Transaction Summary

KIM D BLICKENSTAFF

165,190 shares

Net: 0 B/S: -

John F Sheridan

123,071 shares

Net: +18,893 B/S: ∞

John Cajigas

105,000 shares

Net: 0 B/S: -

Susan Morrison

42,420 shares

Net: +3,139 B/S: ∞

Leigh Vosseller

39,151 shares

Net: +16,534 B/S: ∞

Mark David Novara

37,656 shares

Net: +12,461 B/S: 158.13

HOWARD E JR GREENE

31,675 shares

Net: 0 B/S: -

Jean-Claude Kyrillos

27,698 shares

Net: +15,063 B/S: ∞

Rick Carpenter

25,689 shares

Net: +2,979 B/S: ∞

HENRY ANHALT

25,000 shares

Net: 0 B/S: -

Shannon Marie Hansen

21,786 shares

Net: +1,793 B/S: ∞

Peyton R Howell

21,077 shares

Net: 0 B/S: -

Sandra Beaver

20,242 shares

Net: +20,242 B/S: ∞

Kathleen McGroddy-Goetz

17,853 shares

Net: 0 B/S: -

JESSE I TREU

17,000 shares

Net: 0 B/S: -

James Leal

16,876 shares

Net: 0 B/S: -

CHRISTOPHER J TWOMEY

15,675 shares

Net: 0 B/S: -

Rajwant Sodhi

15,521 shares

Net: 0 B/S: -

REBECCA B ROBERTSON

13,783 shares

Net: 0 B/S: -

Joao Paulo Falcao Malagueira

13,699 shares

Net: +1,749 B/S: ∞

Myoungil Cha

13,699 shares

Net: +1,749 B/S: ∞

BRIAN B HANSEN

12,622 shares

Net: 0 B/S: -

DAVID B BERGER

6,338 shares

Net: 0 B/S: -

EDWARD L CAHILL

5,874 shares

Net: 0 B/S: -

Fred E Cohen

5,300 shares

Net: 0 B/S: -

Richard P. Valencia

3,732 shares

Net: 0 B/S: -

DOUGLAS A ROEDER

2,205 shares

Net: 0 B/S: -

Elizabeth Anne Gasser

1,503 shares

Net: -402 B/S: ∞

Dick Allen

0 shares

Net: 0 B/S: -

Insider Name	Current Shares	Net Change (1yr)	Buy/Sell Ratio
KIM D BLICKENSTAFF	165,190	0	-
John F Sheridan	123,071	+18,893	∞
John Cajigas	105,000	0	-
Susan Morrison	42,420	+3,139	∞
Leigh Vosseller	39,151	+16,534	∞
Mark David Novara	37,656	+12,461	158.13
HOWARD E JR GREENE	31,675	0	-
Jean-Claude Kyrillos	27,698	+15,063	∞
Rick Carpenter	25,689	+2,979	∞
HENRY ANHALT	25,000	0	-
Shannon Marie Hansen	21,786	+1,793	∞
Peyton R Howell	21,077	0	-
Sandra Beaver	20,242	+20,242	∞
Kathleen McGroddy-Goetz	17,853	0	-
JESSE I TREU	17,000	0	-
James Leal	16,876	0	-
CHRISTOPHER J TWOMEY	15,675	0	-
Rajwant Sodhi	15,521	0	-
REBECCA B ROBERTSON	13,783	0	-
Joao Paulo Falcao Malagueira	13,699	+1,749	∞
Myoungil Cha	13,699	+1,749	∞
BRIAN B HANSEN	12,622	0	-
DAVID B BERGER	6,338	0	-
EDWARD L CAHILL	5,874	0	-
Fred E Cohen	5,300	0	-
Richard P. Valencia	3,732	0	-
DOUGLAS A ROEDER	2,205	0	-
Elizabeth Anne Gasser	1,503	-402	∞
Dick Allen	0	0	-

Individual Transactions

April 15, 2026

Jean-Claude Kyrillos

Tax Payment

Change: -1,926

Price: $20.66

Shares: 25,772

Value: -$39,791

Jean-Claude Kyrillos

Option Exercise/Conversion

Change: +3,636

Price: $0.00

Shares: 27,698

Value: +$0

Insider	Filing Date	Transaction	Shares	Change	Price	Value
Jean-Claude Kyrillos	Apr 17	Tax Payment (F) Tax Payment	25,772	-1,926	$20.66	-$39,791
Jean-Claude Kyrillos	Apr 17	Option Exercise/Conversion (M) Compensation/Award	27,698	+3,636	$0.00	+$0

March 17, 2026

Mark David Novara

Open Market Sale

Change: -187

Price: $23.05

Shares: 37,656

Value: -$4,310

Insider	Filing Date	Transaction	Shares	Change	Price	Value
Mark David Novara	Mar 18	Open Market Sale (S) Market Sale	37,656	-187	$23.05	-$4,310

March 16, 2026

Mark David Novara

Tax Payment

Change: -5,540

Price: $21.59

Shares: 37,843

Value: -$119,608

Mark David Novara

Option Exercise/Conversion

Change: +7,414

Price: $0.00

Shares: 43,383

Value: +$0

Insider	Filing Date	Transaction	Shares	Change	Price	Value
Mark David Novara	Mar 18	Tax Payment (F) Tax Payment	37,843	-5,540	$21.59	-$119,608
Mark David Novara	Mar 18	Option Exercise/Conversion (M) Compensation/Award	43,383	+7,414	$0.00	+$0

March 05, 2026

Mark David Novara

Open Market Sale

Change: -2

Price: $22.81

Shares: 35,969

Value: -$45

Insider	Filing Date	Transaction	Shares	Change	Price	Value
Mark David Novara	Mar 09	Open Market Sale (S) Market Sale	35,969	-2	$22.81	-$45

February 17, 2026

Mark David Novara

Tax Payment

Change: -62

Price: $18.95

Shares: 35,971

Value: -$1,174

Shannon Marie Hansen

Tax Payment

Change: -219

Price: $18.95

Shares: 21,786

Value: -$4,150

Shannon Marie Hansen

Option Exercise/Conversion

Change: +531

Price: $0.00

Shares: 22,005

Value: +$0

John F Sheridan

Option Exercise/Conversion

Change: +5,471

Price: $0.00

Shares: 123,071

Value: +$0

John F Sheridan

Tax Payment

Change: -1,963

Price: $18.95

Shares: 121,108

Value: -$37,198

Leigh Vosseller

Tax Payment

Change: -619

Price: $18.95

Shares: 38,532

Value: -$11,730

Leigh Vosseller

Option Exercise/Conversion

Change: +1,503

Price: $0.00

Shares: 39,151

Value: +$0

Mark David Novara

Option Exercise/Conversion

Change: +77

Price: $0.00

Shares: 36,033

Value: +$0

Susan Morrison

Tax Payment

Change: -510

Price: $18.95

Shares: 41,910

Value: -$9,664

Susan Morrison

Option Exercise/Conversion

Change: +1,503

Price: $0.00

Shares: 42,420

Value: +$0

Elizabeth Anne Gasser

Tax Payment

Change: -887

Price: $18.95

Shares: 616

Value: -$16,808

Elizabeth Anne Gasser

Option Exercise/Conversion

Change: +1,503

Price: $0.00

Shares: 1,503

Value: +$0

Rick Carpenter

Tax Payment

Change: -808

Price: $18.95

Shares: 24,881

Value: -$15,311

Rick Carpenter

Option Exercise/Conversion

Change: +1,437

Price: $0.00

Shares: 25,689

Value: +$0

Insider	Filing Date	Transaction	Shares	Change	Price	Value
Mark David Novara	Feb 19	Tax Payment (F) Tax Payment	35,971	-62	$18.95	-$1,174
Shannon Marie Hansen	Feb 19	Tax Payment (F) Tax Payment	21,786	-219	$18.95	-$4,150
Shannon Marie Hansen	Feb 19	Option Exercise/Conversion (M) Compensation/Award	22,005	+531	$0.00	+$0
John F Sheridan	Feb 19	Option Exercise/Conversion (M) Compensation/Award	123,071	+5,471	$0.00	+$0
John F Sheridan	Feb 19	Tax Payment (F) Tax Payment	121,108	-1,963	$18.95	-$37,198
Leigh Vosseller	Feb 19	Tax Payment (F) Tax Payment	38,532	-619	$18.95	-$11,730
Leigh Vosseller	Feb 19	Option Exercise/Conversion (M) Compensation/Award	39,151	+1,503	$0.00	+$0
Mark David Novara	Feb 19	Option Exercise/Conversion (M) Compensation/Award	36,033	+77	$0.00	+$0
Susan Morrison	Feb 19	Tax Payment (F) Tax Payment	41,910	-510	$18.95	-$9,664
Susan Morrison	Feb 19	Option Exercise/Conversion (M) Compensation/Award	42,420	+1,503	$0.00	+$0
Elizabeth Anne Gasser	Feb 19	Tax Payment (F) Tax Payment	616	-887	$18.95	-$16,808
Elizabeth Anne Gasser	Feb 19	Option Exercise/Conversion (M) Compensation/Award	1,503	+1,503	$0.00	+$0
Rick Carpenter	Feb 19	Tax Payment (F) Tax Payment	24,881	-808	$18.95	-$15,311
Rick Carpenter	Feb 19	Option Exercise/Conversion (M) Compensation/Award	25,689	+1,437	$0.00	+$0