Caldwell Trust CO Biogen Inc. Transaction History

Caldwell Trust CO

$1.07 Trillion
Q3 2025

A detailed history of Caldwell Trust CO transactions in Biogen Inc. stock. As of the latest transaction made, Caldwell Trust CO holds 401 shares of BIIB stock, worth $67,187. This represents 0.01% of its overall portfolio holdings.

Number of Shares

401

Previous 401 -0.0%

Holding current value

$67,187

Previous $50.4 Million 11.54%

% of portfolio

0.01%

Previous 0.01%

18 transactions

Quarter	Operation	Price Per share	shares change	shares Held
Q2 2025 Sep 22, 2025	BUY	$113.38 - $135.49 $45,465 - $54,331	401 New	401 $50.4 Million
Q1 2025 Sep 23, 2025	BUY	$133.43 - $153.27 $33,757 - $38,777	253 Added 63.09%	654 $89.5 Million
Q4 2024 Sep 24, 2025	SELL	$146.47 - $191.55 $878 - $1,149	-6 Reduced 0.9%	662 $101 Million
Q3 2024 Sep 24, 2025	SELL	$189.07 - $236.8 $4,726 - $5,920	-25 Reduced 3.61%	668 $129 Million
Q1 2024 Sep 24, 2025	BUY	$212.02 - $267.71 $61,909 - $78,171	292 Added 72.82%	693 $149 Million
Q1 2023 Oct 01, 2025	BUY	$256.56 - $292.34 $92,361 - $105,242	360 Added 89.78%	761 $212 Million
Q3 2022 Oct 01, 2025	BUY	$194.69 - $268.46 $70,088 - $96,645	360 Added 89.78%	761 $203 Million
Q2 2022 Oct 01, 2025	SELL	$187.54 - $223.02 $5,063 - $6,021	-27 Reduced 3.17%	826 $168 Million
Q1 2022 Oct 01, 2025	BUY	$193.77 - $244.14 $87,584 - $110,351	452 Added 112.72%	853 $180 Million
Q4 2021 Oct 02, 2025	SELL	$223.92 - $287.77 $7,837 - $10,071	-35 Reduced 3.31%	1,023 $245 Million
Q3 2021 Oct 02, 2025	SELL	$282.99 - $369.05 $18,394 - $23,988	-65 Reduced 5.79%	1,058 $299 Million
Q2 2021 Oct 02, 2025	BUY	$259.0 - $414.71 $14,504 - $23,223	56 Added 5.25%	1,123 $389 Million
Q1 2021 Oct 02, 2025	BUY	$242.95 - $284.63 $161,804 - $189,563	666 Added 166.08%	1,067 $298 Million
Q4 2020 Oct 02, 2025	BUY	$236.26 - $355.63 $214,287 - $322,556	907 Added 226.18%	1,308 $320 Million
Q3 2020 Oct 02, 2025	SELL	$264.77 - $305.71 $80,490 - $92,935	-304 Reduced 18.59%	1,331 $378 Million
Q2 2020 Oct 02, 2025	SELL	$258.66 - $342.55 $13,191 - $17,470	-51 Reduced 3.02%	1,635 $437 Million
Q1 2020 Oct 02, 2025	BUY	$268.85 - $341.04 $345,472 - $438,236	1,285 Added 320.45%	1,686 $533 Million
Q4 2019 Oct 06, 2025	BUY	$220.06 - $304.07 $330,530 - $456,713	1,502 Added 374.56%	1,903 $565 Million

Others Institutions Holding BIIB

# of Institutions

1,072

Shares Held

130M

Call Options Held

3.82M

Put Options Held

2.34M

View Full List

About BIOGEN INC.

Ticker BIIB
Exchange NASDAQ
Sector Healthcare
Industry Drug Manufacturers—General
Shares Outstandng 144,000,992
Market Cap $24.1B
Description
Biogen Inc. discovers, develops, manufactures, and delivers therapies for treating neurological and neurodegenerative diseases. The company offers TECFIDERA, VUMERITY, AVONEX, PLEGRIDY, TYSABRI, and FAMPYRA for multiple sclerosis (MS); SPINRAZA for spinal muscular atrophy; and FUMADERM to treat plaque psoriasis. It also provides BENEPALI, an eta...

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Caldwell Trust CO Biogen Inc. Transaction History