Robin Kramer

BIIB

Robin Kramer serves as Chief Financial Officer at Biogen Inc. (BIIB). This page tracks their complete SEC Form 4 insider trading history including stock purchases and sales.

Total Buys

0 trades

$0.00

Total Sells

17 trades

$1.13M

Net Position

Net Seller

$1.13M

Companies Traded

BIIB

Active Period

Jul 2021 – Feb 2026

17 total trades

Most Recent

Sell BIIB

Feb 6, 2026 · $310.4K

Robin Kramer's Insider Trading at Biogen Inc. (BIIB)

Buys

0 · $0.00

Sells

17 · $1.13M

Total Shares Bought

Total Shares Sold

5,140

BIIB Price Chart

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Date	Type	Shares	Avg Price	Value
Feb 6, 2026↗	Sell	1,543	$201.18	$310.4K
Feb 12, 2025↗	Sell	245	$142.54	$34.9K
Feb 10, 2025↗	Sell	476	$141.35	$67.3K
Dec 6, 2024↗	Sell	170	$157.78	$26.8K
Feb 16, 2024↗	Sell	396	$219.08	$86.8K
Feb 9, 2024↗	Sell	245	$240.98	$59.0K
Feb 7, 2024↗	Sell	253	$240.30	$60.8K
Dec 8, 2023↗	Sell	170	$239.29	$40.7K
Jun 30, 2023↗	Sell	122	$284.85	$34.8K
Feb 17, 2023↗	Sell	238	$278.38	$66.3K
Feb 10, 2023↗	Sell	590	$286.30	$168.9K
Dec 8, 2022↗	Sell	156	$289.10	$45.1K
Jul 1, 2022↗	Sell	74	$210.63	$15.6K
Feb 18, 2022↗	Sell	117	$209.79	$24.5K
Feb 12, 2022↗	Sell	171	$214.59	$36.7K
Dec 3, 2021↗	Sell	100	$223.92	$22.4K
Jul 1, 2021↗	Sell	74	$348.92	$25.8K