Accuray Ownership | Who Owns Accuray?

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Accuray Ownership Summary

Accuray is owned by 71.14% institutional investors, 2.26% insiders, and 26.60% retail investors. Tcw group is the largest institutional shareholder, holding 11.59% of ARAY shares. Vanguard US Total Market Shares ETF is the top mutual fund, with 2.98% of its assets in Accuray shares.

ARAY Ownership Benchmark

Type	Name	% Inst	% Insiders	% Retail
Stock	Accuray	71.14%	2.26%	26.60%
Sector	Healthcare Stocks	486.50%	11.08%	-397.59%
Industry	Medical Device Stocks	52.08%	10.61%	37.30%

Institutional Shareholders

Top Institutional Shareholders by Total Shares

Holder	Shares	% Holding	Value
Tcw group	11.91M	11.59%	$10.73M
Blackrock funding, inc. /de	9.04M	8.80%	$12.39M
Blackrock	8.23M	8.30%	$14.98M
Neuberger berman group	5.51M	5.50%	$10.88M
Vanguard group	5.29M	5.28%	$10.47M
Heartland advisors	3.82M	3.82%	$7.57M
Armistice capital	3.24M	3.15%	$4.43M
Renaissance	2.98M	2.97%	$5.90M
Geode capital management	2.19M	2.18%	$4.33M
Foundry partners	2.18M	2.18%	$4.32M

Top Institutional Shareholders by % of Total Assets

Holder	Shares	% Assets	Value
Harbert fund advisors	1.45M	5.96%	$1.98M
Acuitas investments	708.55K	1.15%	$1.40M
Kent lake capital	1.00M	0.82%	$1.82M
Alphacentric advisors	350.00K	0.69%	$693.00K
Silverberg bernstein capital management	579.25K	0.54%	$793.57K
Dafna capital management	1.22M	0.46%	$1.67M
Heartland advisors	3.82M	0.41%	$7.57M
Archon capital management	297.56K	0.33%	$407.66K
Silverback asset management	1.17M	0.23%	$1.60M
Foundry partners	2.18M	0.22%	$4.32M

Top Buyers

Holder	Shares	% Assets	Change
Tcw group	11.91M	0.08%	11.91M
Tenor capital management	1.50M	0.03%	1.50M
Silverback asset management	1.17M	0.23%	1.10M
Kent lake capital	1.00M	0.82%	1.00M
Armistice capital	3.24M	0.08%	700.00K

Top Sellers

Holder	Shares	% Assets	Change
Royce & associates lp	-	-	-1.88M
First eagle investment management	-	-	-969.51K
Wellington management group llp	-	-	-884.08K
Essex investment management	-	-	-665.84K
Harbert fund advisors	1.45M	5.96%	-400.36K

New Positions

Holder	Shares	% Assets	Change	Value
Tcw group	11.91M	0.08%	11.91M	$10.73M
Tenor capital management	1.50M	0.03%	1.50M	$2.06M
Kent lake capital	1.00M	0.82%	1.00M	$1.82M
Marshall wace, llp	598.29K	0.00%	598.29K	$819.66K
Csm advisors	386.35K	0.02%	386.35K	$527.00K

Sold Out

Holder	Change
Oarsman capital	-32.00
Newedge advisors	-100.00
Assetmark	-100.00
Innealta capital	-117.00
Rothschild investment	-120.00

Institutional Ownership Trends

Date	Holdings	Change %	Shares	Change %	Ownership	Change %	Increased Position	Change %	Decreased Position	Change %
Jun 30, 2025	124	-3.88%	73,112,449	27.71%	71	2.30%	57	-3.39%	41	-6.82%
Mar 31, 2025	7	-94.81%	1,897,699	-96.54%	1	0.06%	5	-91.80%	-	-100.00%
Dec 31, 2024	134	4.69%	54,785,485	-0.88%	54	1.78%	60	-3.23%	40	21.21%
Sep 30, 2024	128	9.40%	55,273,478	-2.25%	55	1.70%	62	5.08%	33	-10.81%
Jun 30, 2024	117	-3.31%	56,546,409	-8.70%	57	1.46%	59	25.53%	37	-17.78%

Top Mutual Funds Shareholders

Holder	Shares	% Holding	Change
Vanguard US Total Market Shares ETF	3.06M	2.98%	-
Vanguard Total Stock Mkt Idx Inv	2.92M	2.83%	-64.36K
Heartland Value Investor	2.50M	2.43%	-
iShares Russell 2000 ETF	2.38M	2.31%	-45.15K
Neuberger Berman Intrinsic Value I	1.47M	1.43%	-
Royce Small-Cap Opportunity Invmt	1.11M	1.11%	-645.86K
Vanguard Institutional Extnd Mkt Idx Tr	1.08M	1.05%	-435.21K
Fidelity Small Cap Index	968.18K	0.94%	-
North Star Micro Cap I	830.00K	0.81%	-
iShares Russell 2000 Growth ETF	798.41K	0.78%	-

Recent Insider Transactions

Date	Name	Role	Activity	Value
Jun 13, 2025	WHITTERS JOSEPH E	-	Buy	$62.34K
Sep 04, 2024	Pervaiz Ali	SVP Chief Financial Officer	Sell	$17.28K
Dec 01, 2023	Chalke Sandeep	SVP, Chief Commercial Officer	Sell	$45.61K
Jun 04, 2024	Pervaiz Ali	SVP Chief Financial Officer	Sell	$4.60K
May 29, 2024	WHITTERS JOSEPH E	-	Buy	$79.00K

Insider Transactions Trends

Date	Buy	Sell
2025 Q2	1	-
2025 Q1	-	-
2024 Q4	-	-
2024 Q3	-	1
2024 Q2	2	1

ARAY Ownership FAQ

Who Owns Accuray?

Accuray shareholders are primarily institutional investors at 71.14%, followed by 2.26% insiders and 26.60% retail investors. The average institutional ownership in Accuray's industry, Medical Device Stocks, is 52.08%, which Accuray exceeds.

Who owns the most shares of Accuray?

Accuray’s largest shareholders are Tcw group (11.91M shares, 11.59%), Blackrock funding, inc. /de (9.04M shares, 8.80%), and Blackrock (8.23M shares, 8.30%). Together, they hold 28.68% of Accuray’s total shares outstanding.

Does Blackrock own Accuray?

Yes, BlackRock owns 8.30% of Accuray, totaling 8.23M shares as of Jun 2024. This represents 0.00% of BlackRock's total assets, with a market value of 14.98M$. In the last quarter, BlackRock increased its holdings by 141.58K shares, a 1.75% change.

Who is Accuray’s biggest shareholder by percentage of total assets invested?

Harbert fund advisors is Accuray’s biggest shareholder by percentage of total assets invested, with 5.96% of its assets in 1.45M Accuray shares, valued at 1.98M$.

Who is the top mutual fund holder of Accuray shares?

Vanguard US Total Market Shares ETF is the top mutual fund holder of Accuray shares, with 2.98% of its total shares outstanding invested in 3.06M Accuray shares.

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