Vanguard Group Inc Ionis Pharmaceuticals Inc Transaction History

Vanguard Group Inc

$5.97 Trillion
Q2 2025

A detailed history of Vanguard Group Inc transactions in Ionis Pharmaceuticals Inc stock. As of the latest transaction made, Vanguard Group Inc holds 16,714,846 shares of IONS stock, worth $688 Million. This represents 0.01% of its overall portfolio holdings.

Number of Shares

16,714,846

Previous 16,383,934 2.02%

Holding current value

$688 Million

Previous $494 Million 33.6%

% of portfolio

0.01%

Previous 0.01%

17 transactions

Quarter	Operation	Price Per share	shares change	shares Held
Q2 2025 Aug 11, 2025	BUY	$25.51 - $40.0 $8.44 Million - $13.2 Million	330,912 Added 2.02%	16,714,846 $660 Million
Q1 2025 May 09, 2025	SELL	$30.17 - $34.97 $2.67 Million - $3.1 Million	-88,605 Reduced 0.54%	16,383,934 $494 Million
Q4 2024 Feb 11, 2025	BUY	$33.73 - $40.36 $47.8 Million - $57.2 Million	1,416,781 Added 9.41%	16,472,539 $576 Million
Q3 2024 Nov 13, 2024	BUY	$40.06 - $51.86 $48.5 Million - $62.8 Million	1,210,046 Added 8.74%	15,055,758 $603 Million
Q2 2024 Aug 13, 2024	BUY	$36.45 - $47.7 $15.1 Million - $19.8 Million	415,256 Added 3.09%	13,845,712 $660 Million
Q1 2024 May 10, 2024	SELL	$42.03 - $53.55 $32.5 Million - $41.4 Million	-773,025 Reduced 5.44%	13,430,456 $582 Million
Q4 2023 Feb 14, 2024	SELL	$43.39 - $51.63 $13 Million - $15.4 Million	-298,544 Reduced 2.06%	14,203,481 $719 Million
Q3 2023 Nov 14, 2023	SELL	$38.5 - $47.13 $817,778 - $1 Million	-21,241 Reduced 0.15%	14,502,025 $658 Million
Q2 2023 Aug 14, 2023	BUY	$34.73 - $43.33 $19 Million - $23.7 Million	547,476 Added 3.92%	14,523,266 $596 Million
Q1 2023 May 15, 2023	BUY	$33.58 - $41.2 $14.4 Million - $17.7 Million	429,096 Added 3.17%	13,975,790 $499 Million
Q4 2022 Feb 10, 2023	BUY	$37.12 - $46.52 $27.5 Million - $34.5 Million	740,671 Added 5.78%	13,546,694 $512 Million
Q3 2022 Nov 14, 2022	BUY	$36.54 - $48.66 $22.1 Million - $29.5 Million	605,747 Added 4.97%	12,806,023 $566 Million
Q2 2022 Aug 12, 2022	BUY	$31.71 - $43.0 $3.21 Million - $4.35 Million	101,242 Added 0.84%	12,200,276 $452 Million
Q1 2022 May 13, 2022	BUY	$29.88 - $37.04 $2.75 Million - $3.41 Million	91,958 Added 0.77%	12,099,034 $448 Million
Q4 2021 Feb 14, 2022	BUY	$25.61 - $35.1 $5.3 Million - $7.27 Million	207,067 Added 1.75%	12,007,076 $365 Million
Q3 2021 Nov 12, 2021	SELL	$33.54 - $40.55 $28.7 Million - $34.7 Million	-855,820 Reduced 6.76%	11,800,009 $396 Million
Q2 2021 Aug 13, 2021	BUY	$34.54 - $47.25 $437 Million - $598 Million	12,655,829 New	12,655,829 $505 Million

Others Institutions Holding IONS

# of Institutions

413

Shares Held

149M

Call Options Held

1.73M

Put Options Held

729K

View Full List

About IONIS PHARMACEUTICALS INC

Ticker IONS
Exchange NASDAQ
Sector Healthcare
Industry Biotechnology
Shares Outstandng 141,940,992
Market Cap $5.85B
Description
Ionis Pharmaceuticals, Inc. discovers and develops RNA-targeted therapeutics in the United States. The company offers SPINRAZA for spinal muscular atrophy (SMA) in pediatric and adult patients; TEGSEDI, an injection for the treatment of polyneuropathy of hereditary transthyretin-mediated amyloidosis in adults; and WAYLIVRA, a treatment for famil...

More about IONS

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Vanguard Group Inc Ionis Pharmaceuticals Inc Transaction History