Rebecca B Robertson Tandem Diabetes Care Inc (TNDM) insider trading activity

Rebecca B Robertson is Director of TANDEM DIABETES CARE INC. Currently has a direct ownership of 13,783 shares of TNDM, which is worth approximately $291,510. The most recent transaction as insider was on May 22, 2025, when has been sold 4,387 shares (Common Stock) at a price of $20.64 per share, resulting in proceeds of $90,547. This information was disclosed in a Form 4 filing with the Securities and Exchange Commission (SEC).

Shares Held (Direct Ownership) 13.8K

46.69% 3M change

46.69% 12M change

Total Value Held $291,510

REBECCA B ROBERTSON Transaction History

Date	Transaction	Value	Shares Traded	Shares Held
May 22 2025	BUY Exercise of conversion of derivative security	$90,547 $20.64 p/Share	4,387 Added 24.14%	13,783 Common Stock
May 24 2024	BUY Exercise of conversion of derivative security	$229,370 $51.73 p/Share	4,434 Added 32.06%	9,396 Common Stock
May 25 2023	BUY Exercise of conversion of derivative security	-	2,757 Added 35.72%	4,962 Common Stock
May 18 2022	BUY Exercise of conversion of derivative security	-	2,205 Added 50.0%	2,205 Common Stock
May 02 2022	SELL Open market or private sale	$144,870 $96.58 p/Share	1,500 Reduced 100.0%	0 Common Stock
May 02 2022	BUY Exercise of conversion of derivative security	$51,000 $34.0 p/Share	1,500 Added 50.0%	1,500 Common Stock
Feb 01 2022	SELL Open market or private sale	$176,670 $117.78 p/Share	1,500 Reduced 100.0%	0 Common Stock
Feb 01 2022	BUY Exercise of conversion of derivative security	$51,000 $34.0 p/Share	1,500 Added 50.0%	1,500 Common Stock
Nov 01 2021	SELL Open market or private sale	$204,000 $136.0 p/Share	1,500 Reduced 100.0%	0 Common Stock
Nov 01 2021	BUY Exercise of conversion of derivative security	$37,672 $34.0 p/Share	1,108 Added 42.48%	1,500 Common Stock
Aug 02 2021	SELL Open market or private sale	$161,265 $107.51 p/Share	1,500 Reduced 79.28%	392 Common Stock
Jun 09 2021	SELL Open market or private sale	$45,000 $90.0 p/Share	500 Reduced 20.9%	1,892 Common Stock
Jun 09 2021	BUY Exercise of conversion of derivative security	$17,000 $34.0 p/Share	500 Added 17.29%	2,392 Common Stock
Jun 01 2021	SELL Open market or private sale	$85,110 $85.11 p/Share	1,000 Reduced 34.58%	1,892 Common Stock
Jun 01 2021	BUY Exercise of conversion of derivative security	$34,000 $34.0 p/Share	1,000 Added 25.69%	2,892 Common Stock
May 27 2021	BUY Exercise of conversion of derivative security	-	1,892 Added 50.0%	1,892 Common Stock
Mar 01 2021	SELL Open market or private sale	$144,210 $96.14 p/Share	1,500 Reduced 100.0%	0 Common Stock
Mar 01 2021	BUY Exercise of conversion of derivative security	$51,000 $34.0 p/Share	1,500 Added 50.0%	1,500 Common Stock
Dec 01 2020	SELL Open market or private sale	$141,045 $94.03 p/Share	1,500 Reduced 100.0%	0 Common Stock
Dec 01 2020	BUY Exercise of conversion of derivative security	$51,000 $34.0 p/Share	1,500 Added 50.0%	1,500 Common Stock

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