ROBERTSON REBECCA B

TNDM

ROBERTSON REBECCA B serves as Director at Tandem Diabetes Care, Inc. (TNDM). This page tracks their complete SEC Form 4 insider trading history including stock purchases and sales.

Total Buys

0 trades

$0.00

Total Sells

13 trades

$1.81M

Net Position

Net Seller

$1.81M

Companies Traded

CBLL, TNDM

Active Period

Mar 2021 – Jan 2026

13 total trades

Most Recent

Sell CBLL

Jan 2, 2026 · $54.7K

ROBERTSON REBECCA B's Insider Trading at Tandem Diabetes Care, Inc. (TNDM)

Buys

0 · $0.00

Sells

7 · $961.3K

Total Shares Bought

Total Shares Sold

9,000

TNDM Price Chart

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Date	Type	Shares	Avg Price	Value	Shares After
May 4, 2022	Sell	1,500	$96.73	$145.1K	967
Feb 3, 2022	Sell	1,500	$117.97	$177.0K	1,200
Nov 3, 2021	Sell	1,500	$135.77	$203.7K	278
Aug 3, 2021	Sell	1,500	$107.51	$161.3K	392
Jun 10, 2021	Sell	500	$90.00	$45.0K	1,892
Jun 3, 2021	Sell	1,000	$85.11	$85.1K	1,892
Mar 3, 2021	Sell	1,500	$96.14	$144.2K	0

ROBERTSON REBECCA B's Insider Trading at CeriBell, Inc. (CBLL)

Buys

0 · $0.00

Sells

6 · $851.7K

Total Shares Bought

Total Shares Sold

47,787

CBLL Price Chart

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Date	Type	Shares	Avg Price	Value
Jan 2, 2026	Sell	2,500	$21.89	$54.7K
Dec 8, 2025	Sell	5,000	$20.00	$100.0K
Dec 2, 2025	Sell	827	$16.67	$13.8K
Sep 3, 2025	Sell	827	$11.36	$9.4K
Jun 17, 2025	Sell	18,633	$17.76	$331.0K
Jun 10, 2025	Sell	20,000	$17.14	$342.8K