Stoneridge Investment Partners LLC Biogen Inc. Transaction History

Stoneridge Investment Partners LLC

$146 Million
Q3 2025

A detailed history of Stoneridge Investment Partners LLC transactions in Biogen Inc. stock. As of the latest transaction made, Stoneridge Investment Partners LLC holds 14,599 shares of BIIB stock, worth $2.45 Million. This represents 1.4% of its overall portfolio holdings.

Number of Shares

14,599

Previous 14,599 -0.0%

Holding current value

$2.45 Million

Previous $1.83 Million 11.57%

% of portfolio

1.4%

Previous 1.38%

25 transactions

Quarter	Operation	Price Per share	shares change	shares Held
Q1 2025 May 14, 2025	SELL	$133.43 - $153.27 $2.56 Million - $2.94 Million	-19,200 Reduced 56.81%	14,599 $2 Million
Q3 2024 Oct 30, 2024	BUY	$189.07 - $236.8 $613,343 - $768,179	3,244 Added 10.62%	33,799 $6.55 Million
Q2 2024 Aug 08, 2024	BUY	$190.52 - $236.72 $129,744 - $161,206	681 Added 2.28%	30,555 $7.08 Million
Q1 2024 May 06, 2024	BUY	$212.02 - $267.71 $1.18 Million - $1.49 Million	5,552 Added 22.83%	29,874 $6.44 Million
Q4 2023 Feb 07, 2024	BUY	$222.59 - $267.94 $5.41 Million - $6.52 Million	24,322 New	24,322 $6.29 Million

Q2 2023 Aug 04, 2023	BUY	$275.25 - $318.06 $191,298 - $221,051	695 Added 20.06%	4,160 $1.19 Million
Q1 2023 Apr 28, 2023	BUY	$256.56 - $292.34 $888,980 - $1.01 Million	3,465 New	3,465 $963,000
Q1 2022 Apr 26, 2022	SELL	$193.77 - $244.14 $522,016 - $657,713	-2,694 Closed	0 $0
Q3 2021 Nov 03, 2021	SELL	$282.99 - $369.05 $322,608 - $420,717	-1,140 Reduced 29.73%	2,694 $762,000
Q2 2021 Aug 04, 2021	BUY	$259.0 - $414.71 $101,269 - $162,151	391 Added 11.36%	3,834 $1.33 Million
Q1 2021 Apr 30, 2021	SELL	$242.95 - $284.63 $428,320 - $501,802	-1,763 Reduced 33.86%	3,443 $963,000
Q4 2020 Feb 02, 2021	BUY	$236.26 - $355.63 $1.23 Million - $1.85 Million	5,206 New	5,206 $1.28 Million
Q3 2020 Oct 28, 2020	SELL	$264.77 - $305.71 $1.18 Million - $1.37 Million	-4,468 Closed	0 $0
Q2 2020 Aug 05, 2020	SELL	$258.66 - $342.55 $956,266 - $1.27 Million	-3,697 Reduced 45.28%	4,468 $1.2 Million
Q1 2020 May 05, 2020	SELL	$268.85 - $341.04 $828,595 - $1.05 Million	-3,082 Reduced 27.4%	8,165 $2.58 Million
Q4 2019 Jan 29, 2020	BUY	$220.06 - $304.07 $787,374 - $1.09 Million	3,578 Added 46.66%	11,247 $3.34 Million
Q3 2019 Oct 30, 2019	BUY	$217.44 - $243.88 $451,840 - $506,782	2,078 Added 37.17%	7,669 $1.79 Million
Q2 2019 Jul 29, 2019	SELL	$219.29 - $241.72 $2.32 Million - $2.55 Million	-10,568 Reduced 65.4%	5,591 $1.31 Million
Q1 2019 Apr 25, 2019	SELL	$216.71 - $338.96 $6.67 Million - $10.4 Million	-30,758 Reduced 65.56%	16,159 $3.82 Million
Q4 2018 Feb 05, 2019	SELL	$278.5 - $352.75 $2.88 Million - $3.65 Million	-10,352 Reduced 18.08%	46,917 $14.1 Million
Q3 2018 Oct 30, 2018	SELL	$293.51 - $383.83 $6.3 Million - $8.24 Million	-21,477 Reduced 27.27%	57,269 $20.2 Million
Q2 2018 Jul 31, 2018	BUY	$257.52 - $306.91 $174,598 - $208,084	678 Added 0.87%	78,746 $22.9 Million
Q1 2018 Apr 27, 2018	BUY	$260.13 - $367.91 $6.84 Million - $9.67 Million	26,291 Added 50.78%	78,068 $21.4 Million
Q4 2017 Feb 05, 2018	SELL	$307.64 - $344.58 $255,648 - $286,345	-831 Reduced 1.58%	51,777 $16.5 Million
Q3 2017 Nov 02, 2017	BUY	$281.15 - $329.69 $14.8 Million - $17.3 Million	52,608	52,608 $16.5 Million

Others Institutions Holding BIIB

# of Institutions

1,073

Shares Held

131M

Call Options Held

3.77M

Put Options Held

2.31M

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...

More about BIIB

Track This Portfolio

Portfolio Update

Get notified when there are updates to the investment portfolio of Stoneridge Investment Partners LLC, based on Form 13F filings with the SEC.

News

Stay updated on Stoneridge Investment Partners LLC with notifications on news.

Account

Stoneridge Investment Partners LLC Biogen Inc. Transaction History