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Wellesley Investment Advisors

Latest statistics and disclosures from Wellesley Asset Management's latest quarterly 13F-HR filing:

Top 5 stock holdings are Box, Itron, BlackLine 1.000 01-Jun-2029, Livanova, Aerovironment, and represent 18.82% of Wellesley Asset Management's stock portfolio.
Added to shares of these 10 stocks: Southern (+$30B), DoorDash 0.000 15-May-2030 (+$30B), Aerovironment (+$30B), Travere Therapeutics (+$26B), Merit Med Sys (+$26B), Eeft 0.625 10/01/30 Cvt (+$23B), Integer Hldgs Corp Dbcv 1.875 3/1 (+$21B), JD.com 0.250 01-Jun-2029 (+$17B), Nutanix (+$12B), Tetra Tech (+$10B).
Started 17 new stock positions in Revolution Medicines, Etsy, CyberArk Software, Alliant Energy Corp, Southern, Celcuity, Liberty Media Corp Del Note 2.250 8/1, Travere Therapeutics, Integer Hldgs Corp Dbcv 1.875 3/1, Nuvation Bio. Uber Technologies, Merit Med Sys, Eeft 0.625 10/01/30 Cvt, JD.com 0.250 01-Jun-2029, Transmedics Group, Ani Pharmaceuticals, DoorDash 0.000 15-May-2030.
Reduced shares in these 10 stocks: Vishay Intertechnology (-$40B), Shift4 Payments (-$30B), Synaptics (-$28B), On Semiconductor Corp (-$24B), Datadog (-$21B), Akamai Technologies Inc Note 1.125 2/1 (-$18B), Amphastar Pharmaceuticals In (-$16B), Akamai Technologies (-$11B), Lyft Inc Note 0.625 3/0 (-$10B), Spectrum Brands (-$9.2B).
Sold out of its positions in Array Technologies, Bridgebio Pharma, Centerpoint Energy, Shift4 Payments, Spectrum Brands, Vishay Intertechnology, Wec Energy Group.
Wellesley Asset Management was a net buyer of stock by $68B.
Wellesley Asset Management has $1095B in assets under management (AUM), dropping by 15.00%.
Central Index Key (CIK): 0001533551

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Positions held by Wellesley Investment Advisors consolidated in one spreadsheet with up to 7 years of data

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Portfolio Holdings for Wellesley Asset Management

Wellesley Asset Management holds 64 positions in its portfolio as reported in the June 2026 quarterly 13F filing

Company (Ticker)	Portfolio Weight	Valued At	Change in Shares	Share Count	Share Price
Box Us 9/15/2029 (Principal)	4.3	$47B	-3%	50M	949.36	View chart
Itri Us 7/15/2030 (Principal)	3.9	$43B	+24%	45M	949.64	View chart
Bl Us 6/1/2029 (Principal)	3.6	$40B	+16%	43M	928.29	View chart
Livn Us 3/15/2029 (Principal)	3.6	$39B	+12%	31M	1251.31	View chart
Avav Us 7/15/2030 (Principal)	3.4	$38B	+392%	39M	964.09	View chart
Hae Us 6/1/2029 (Principal)	3.3	$37B		38M	965.45	View chart
Mth Us 5/15/2028 (Principal)	3.0	$33B	-4%	32M	1028.63	View chart
Pcg Us 12/1/2027 (Principal)	3.0	$33B	-5%	32M	1018.64	View chart
Gbx Us 4/15/2028 (Principal)	2.8	$31B	-5%	27M	1135.16	View chart
So Us 6/15/2028 (Principal)	2.8	$30B	NEW	30M	1001.96	View chart
Dash Us 5/15/2030 (Principal)	2.7	$30B	NEW	32M	940.15	View chart
Psn Us 3/1/2029 (Principal)	2.7	$30B		30M	992.11	View chart
Mchp Us 6/1/2030 (Principal)	2.7	$30B	-2%	27M	1091.09	View chart
Gwre Us 11/1/2029 (Principal)	2.6	$29B		32M	909.86	View chart
Gpn Us 3/1/2031 (Principal)	2.4	$27B	-7%	30M	906.17	View chart
Dbx Us 3/1/2028 (Principal)	2.4	$27B	+26%	28M	947.71	View chart
Tvtx Us 5/15/2032 (Principal)	2.4	$26B	NEW	24M	1116.19	View chart
Mmsi Us 2/1/2029 (Principal)	2.4	$26B	NEW	26M	1017.21	View chart
Nvst Us 8/15/2028 (Principal)	2.3	$25B		25M	1002.84	View chart
Rgen Us 12/15/2028 (Principal)	2.2	$25B	+4%	26M	958.41	View chart
Wgo Us 1/15/2030 (Principal)	2.1	$23B	-6%	25M	940.27	View chart
Syna Us 12/1/2031 (Principal)	2.1	$23B	-55%	15M	1500.21	View chart
Akam Us 9/1/2027 (Principal)	2.1	$23B	-32%	20M	1172.57	View chart
Ddog Us 12/1/2029 (Principal)	2.1	$23B	-47%	16M	1437.60	View chart
Eeft Us 10/1/2030 (Principal)	2.1	$23B	NEW	27M	841.80	View chart
Lmat Us 2/1/2030 (Principal)	1.9	$21B	+3%	21M	1025.58	View chart
Prgs Us 3/1/2030 (Principal)	1.9	$21B	-19%	21M	994.07	View chart
Cms Us 5/1/2028 (Principal)	1.9	$21B	+53%	21M	1009.74	View chart
Omcl Us 12/1/2029 (Principal)	1.9	$21B	+8%	21M	989.87	View chart
Itgr Us 3/15/2030 (Principal)	1.9	$21B	NEW	21M	968.95	View chart
Lnth Us 12/15/2027 (Principal)	1.6	$17B	-17%	12M	1442.96	View chart
Jd Us 6/1/2029 (Principal)	1.6	$17B	NEW	17M	991.22	View chart
Ntnx Us 12/15/2029 (Principal)	1.5	$16B	+304%	16M	988.90	View chart
On Us 3/1/2029 (Principal)	1.4	$16B	-60%	13M	1210.20	View chart
Ttek Us 8/15/2028 (Principal)	1.3	$15B	+223%	16M	922.16	View chart
Lyft Us 3/1/2029 (Principal)	1.0	$10B	-49%	9.9M	1054.06	View chart
Jazz Us 9/15/2030 (Principal)	0.9	$10B	+36%	7.5M	1351.54	View chart
Wkc Us 7/1/2028 (Principal)	0.9	$10B	+27%	9.2M	1092.58	View chart
Lyv Us 1/15/2030 (Principal)	0.9	$9.8B	+88%	8.7M	1132.37	View chart
Ppl Us 3/15/2028 (Principal)	0.9	$9.5B	-8%	8.5M	1121.57	View chart
Bmrn Us 5/15/2027 (Principal)	0.9	$9.4B	+139%	9.6M	973.75	View chart
Cake Us 3/15/2030 (Principal)	0.8	$8.9B	+50%	9.0M	990.18	View chart
Flr Us 8/15/2029 (Principal)	0.7	$8.0B	+82%	7.6M	1040.81	View chart
Lcii Us 3/1/2030 (Principal)	0.7	$8.0B	-12%	7.2M	1104.77	View chart
Amph Us 3/15/2029 (Principal)	0.7	$7.7B	-67%	8.5M	908.59	View chart
Pcrx Us 5/15/2029 (Principal)	0.7	$7.5B	+4%	7.5M	1000.95	View chart
Etsy Us 6/15/2030 (Principal)	0.7	$7.1B	NEW	7.7M	920.56	View chart
Cogt Us 11/15/2031 (Principal)	0.6	$6.5B	+56%	7.3M	892.19	View chart
Lnt Us 5/30/2028 (Principal)	0.5	$5.5B	NEW	6.5M	839.24	View chart
Alrm Us 6/1/2029 (Principal)	0.5	$5.4B		5.6M	956.25	View chart
Coll Us 2/15/2029 (Principal)	0.4	$4.6B	+38%	5.7M	797.58	View chart
Post Us 8/15/2027 (Principal)	0.4	$4.5B	+43%	5.8M	774.03	View chart
So Us 6/15/2027 (Principal)	0.4	$4.4B		4.5M	976.76	View chart
Celc Us 8/1/2032 (Principal)	0.3	$3.2B	NEW	3.5M	908.35	View chart
Rvmd Us 5/1/2033 (Principal)	0.3	$2.9B	NEW	2.6M	1111.43	View chart
Nuvb Us 7/1/2032 (Principal)	0.2	$2.7B	NEW	3.5M	769.52	View chart
Imcr Us 2/1/2030 (Principal)	0.2	$2.2B		4.2M	529.99	View chart
Akam Us 2/15/2029 (Principal)	0.2	$1.9B	-90%	1.6M	1168.26	View chart
Bbio Us 3/1/2031 (Principal)	0.0	$463M	+120%	275k	1683.83	View chart
Uber Us 12/1/2028 (Principal)	0.0	$451M	NEW	375k	1202.31	View chart
Anip Us 9/1/2029 (Principal)	0.0	$325M	NEW	250k	1301.58	View chart
Fwona Us 8/15/2027 (Principal)	0.0	$316M	NEW	250k	1265.11	View chart
Cybr Us 6/15/2030 (Principal)	0.0	$299M	NEW	175k	1708.03	View chart
Tmdx Us 6/1/2028 (Principal)	0.0	$274M	NEW	250k	1096.16	View chart

Past Filings by Wellesley Asset Management

SEC 13F filings are viewable for Wellesley Asset Management going back to 2011

Wellesley Asset Management 2026 Q2 filed Aug. 13, 2026
Wellesley Asset Management 2026 Q1 filed May 11, 2026
Wellesley Asset Management 2025 Q4 filed Feb. 6, 2026
Wellesley Asset Management 2025 Q4 restated filed Feb. 6, 2026
Wellesley Asset Management 2025 Q3 filed Oct. 21, 2025
Wellesley Asset Management 2025 Q2 filed Aug. 5, 2025
Wellesley Asset Management 2025 Q1 filed May 2, 2025
Wellesley Asset Management 2024 Q4 filed Jan. 27, 2025
Wellesley Asset Management 2024 Q3 filed Oct. 23, 2024
Wellesley Asset Management 2024 Q2 filed Aug. 7, 2024
Wellesley Asset Management 2024 Q1 filed May 14, 2024
Wellesley Asset Management 2023 Q4 filed Feb. 9, 2024
Wellesley Asset Management 2023 Q3 amended filed Nov. 13, 2023
Wellesley Asset Management 2023 Q2 filed Aug. 14, 2023
Wellesley Asset Management 2023 Q1 filed May 15, 2023
Wellesley Asset Management 2022 Q4 filed Feb. 10, 2023

View all past filings

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