Aduro Clean Technologies ADUR Institutional Ownership

NASDAQ ADUR

$16.04 +0.19 (+1.20%)

At close: Aug 21, 2026 · 4:00 PM EDT

Institutions by Trading Activity

37 Institutions

Increased 24 64.9%

Unchanged 8 21.6%

Reduced 5 13.5%

Ownership Statistics

13F · as of 31 Mar, 2026

Institutional Ownership

2.19%

▼-1.06 pp QoQ

Shares Held by Institutions

722.10K

of 32.95Mn outstanding

▲+81.40% QoQ

Shares Outstanding

32.95Mn

32.22Mn held outside 13F filers

Institutional Investors

filed 13F for Mar 2026

▲+7 vs prior quarter

Net Shares Added (QoQ)

+324.04K

accumulated since last quarter

Value of Holdings

$11.29Mn

reported market value

Shares Owned by Institutions

Shares held % of outstanding

Latest —

Average ownership —

Peak ownership —

Shares Purchased/Sold by Institutions

Accumulated Distributed

Latest quarter —

Net over range —

Accumulating quarters —

Ownership Summary

Quarter ending 31 Mar, 2026

Aduro Clean Technologies Inc. (NASDAQ:ADUR) has 37 institutional investors that have filed 13F reports for the period ending March 2026.

Collectively, these holders controlled 2.2% of Aduro Clean Technologies's outstanding shares in March 2026, down from 3.3% in December 2025.
They increased total shares held in ADUR by 81.4% quarter over quarter, and investors in Aduro Clean Technologies increased 184.62% from a year ago.
During the quarter, 24 of these 37 funds increased positions in ADUR, 5 reduced exposure, and 8 held steady.
The aggregate institutional position in Aduro Clean Technologies amounted to 722.1K shares as of March 2026, up by 324.04K shares quarter on quarter, and up 665.69K shares year over year.
As of March 31, 2026, Diametric Capital, LP held the largest stake in Aduro Clean Technologies with 116.84K shares, accounting for 0.35% of total shares outstanding.
Top purchasers of ADUR stock for the quarter ending March 2026 included Diametric Capital, LP (116.84K), HRT FINANCIAL LP (42.46K), Stifel Financial Corp (36.89K), IMC-Chicago, LLC (32.57K), JANE STREET GROUP, LLC (26.49K).
Leading sellers of Aduro Clean Technologies shares for the quarter ending March 2026 were SUSQUEHANNA INTERNATIONAL GROUP, LLP (43.02K), Engineers Gate Manager LP (4.45K), Royal Bank Of Canada (123), NATIONAL BANK OF CANADA /FI/ (95), Federation des caisses Desjardins du Quebec (15).
Per Business Quant, the top 10 investors in ADUR for the quarter ending March 2026 include Diametric Capital, LP (116.84K), SUSQUEHANNA INTERNATIONAL GROUP, LLP (79.33K), UBS Group AG (75.22K), HRT FINANCIAL LP (42.46K), Raymond James Financial Inc (42.4K), DGS Capital Management, LLC (37.97K), Stifel Financial Corp (36.89K), IMC-Chicago, LLC (32.57K), TWO SIGMA INVESTMENTS, LP (29.76K), JANE STREET GROUP, LLC (26.49K).

Form 13F Holdings

37 Institutional Holders

Report period 31 Mar, 2026

Total shares held 722.10K

Of outstanding 2.19%

#	Institution	CIK	Shares Held	% of Outstanding	Change (QoQ)	Change (%)	Value (USD)
1	Diametric Capital, LP	0001719087	116,835	0.35%	▲116,835	0.00%	$1.23Mn
2	SUSQUEHANNA INTERNATIONAL GROUP, LLP	0001446194	79,334	0.24%	▼43,025	-35.16%	$832.21K
3	UBS Group AG	0001610520	75,217	0.23%	▲1,179	+1.59%	$789.03K
4	HRT FINANCIAL LP	0001475597	42,461	0.13%	▲42,461	0.00%	$445
5	Raymond James Financial Inc	0000720005	42,396	0.13%	▲24,060	+131.22%	$444.73K
6	DGS Capital Management, LLC	0001900110	37,966	0.12%	0	0.00%	$398.26K
7	Stifel Financial Corp	0000720672	36,892	0.11%	▲36,892	0.00%	$387.00K
8	IMC-Chicago, LLC	0001452861	32,572	0.10%	▲32,572	0.00%	$341.68K
9	TWO SIGMA INVESTMENTS, LP	0001179392	29,762	0.09%	0	0.00%	$312.20K
10	JANE STREET GROUP, LLC	0001595888	26,488	0.08%	▲26,488	0.00%	$277.86K
11	One Wealth Advisors, LLC	0001725297	22,200	0.07%	0	0.00%	$232.88K
12	Morgan Stanley	0000895421	21,109	0.06%	▲13,586	+180.59%	$221.43K
13	GEODE CAPITAL MANAGEMENT, LLC	0001214717	19,232	0.06%	0	0.00%	$201.74K
14	State Street Corp	0000093751	19,098	0.06%	▲392	+2.10%	$200.34K
15	Goldman Sachs Group Inc	0000886982	18,742	0.06%	▲18,742	0.00%	$196.60K
16	PRELUDE CAPITAL MANAGEMENT, LLC	0001387508	17,782	0.05%	▲17,782	0.00%	$186.53K
17	Perigon Wealth Management, LLC	0001575239	15,495	0.05%	▲3,470	+28.86%	$162.54K
18	Bank Of America Corp /De/	0000070858	11,680	0.04%	▲11,680	0.00%	$122.52K
19	Engineers Gate Manager LP	0001620220	10,887	0.03%	▼4,449	-29.01%	$114.21K
20	Mariner, LLC	0001373442	10,000	0.03%	▲10,000	0.00%	$104.90K

Showing 1 to 20 of 37 holders