Outlook Therapeutics OTLK Institutional Ownership

NASDAQ OTLK

$0.64 +0.00 (+0.53%)

At close: Sep 9, 2026 · 4:00 PM EDT

Institutions by Trading Activity

70 Institutions

Increased 52 74.3%

Unchanged 11 15.7%

Reduced 7 10.0%

Ownership Statistics

13F · as of 30 Jun, 2026

Institutional Ownership

14.82%

▲+1.71 pp QoQ

Shares Held by Institutions

20.26Mn

of 136.74Mn outstanding

▲+313.09% QoQ

Shares Outstanding

136.74Mn

116.48Mn held outside 13F filers

Institutional Investors

filed 13F for Jun 2026

▲+17 vs prior quarter

Net Shares Added (QoQ)

+15.36Mn

accumulated since last quarter

Value of Holdings

$13.58Mn

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 30 Jun, 2026

Outlook Therapeutics, Inc. (NASDAQ:OTLK) is held by 70 institutional investors per 13F filings through June 2026.

Their combined ownership stood at 14.8% of outstanding shares in June 2026, up from 13.1% in March 2026.
Their total shares held in OTLK increased 313.09% quarter over quarter, and separately, investors owning Outlook Therapeutics increased 9.38% from a year ago.
Among the 70 funds, 52 bought more Outlook Therapeutics shares, 7 sold down, and 11 held their ground.
The aggregate institutional position in Outlook Therapeutics amounted to 20.26Mn shares as of June 2026, up by 15.36Mn shares quarter on quarter, and up 14.53Mn shares year over year.
As of June 30, 2026, the biggest holder of Outlook Therapeutics is VANGUARD CAPITAL MANAGEMENT LLC at 4.38Mn shares, representing 3.2% of shares outstanding.
The biggest buyers of Outlook Therapeutics for the quarter ending June 2026 included PERCEPTIVE ADVISORS LLC (3.14Mn), VANGUARD CAPITAL MANAGEMENT LLC (2.41Mn), MARSHALL WACE, LLP (1.99Mn), JANE STREET GROUP, LLC (1.43Mn), BlackRock, Inc. (1.19Mn).
The largest sales of OTLK for the quarter ending June 2026 came from GILPIN WEALTH MANAGEMENT, LLC (45.16K), Vanguard Personalized Indexing Management, LLC (7.37K), OPPENHEIMER & CO INC (1.5K), Federation des caisses Desjardins du Quebec (1.29K), Fortitude Family Office, LLC (1.12K).
Per Business Quant, the top 10 investors in OTLK for the quarter ending June 2026 include VANGUARD CAPITAL MANAGEMENT LLC (4.38Mn), PERCEPTIVE ADVISORS LLC (3.14Mn), MARSHALL WACE, LLP (1.99Mn), BlackRock, Inc. (1.67Mn), JANE STREET GROUP, LLC (1.43Mn), GEODE CAPITAL MANAGEMENT, LLC (1.25Mn), SUSQUEHANNA INTERNATIONAL GROUP, LLP (968.19K), HRT FINANCIAL LP (784.9K), VANGUARD FIDUCIARY TRUST CO (661.66K), GILPIN WEALTH MANAGEMENT, LLC (555.0K).

Form 13F Holdings

70 Institutional Holders

Report period 30 Jun, 2026

Total shares held 20.26Mn

Of outstanding 14.82%

#	Institution	CIK	Shares Held	% of Outstanding	Change (QoQ)	Change (%)	Value (USD)
1	VANGUARD CAPITAL MANAGEMENT LLC	0002100119	4,376,872	3.20%	▲2,409,712	+122.50%	$6.96Mn
2	PERCEPTIVE ADVISORS LLC	0001224962	3,139,216	2.30%	▲3,139,216	0.00%	$4.99Mn
3	MARSHALL WACE, LLP	0001318757	1,987,578	1.45%	▲1,987,578	0.00%	$3.16Mn
4	BlackRock, Inc.	0002012383	1,668,579	1.22%	▲1,191,108	+249.46%	$2.65Mn
5	JANE STREET GROUP, LLC	0001595888	1,425,270	1.04%	▲1,425,270	0.00%	$2.27Mn
6	GEODE CAPITAL MANAGEMENT, LLC	0001214717	1,245,868	0.91%	▲642,262	+106.40%	$1.98Mn
7	SUSQUEHANNA INTERNATIONAL GROUP, LLP	0001446194	968,190	0.71%	▲834,106	+622.08%	$1.54Mn
8	HRT FINANCIAL LP	0001475597	784,904	0.57%	▲717,145	+1,058.38%	$1.25K
9	VANGUARD FIDUCIARY TRUST CO	0000933478	661,664	0.48%	▲485,135	+274.82%	$1.05Mn
10	GILPIN WEALTH MANAGEMENT, LLC	0002058144	555,000	0.41%	▼45,162	-7.52%	$882.45K
11	State Street Corp	0000093751	539,802	0.39%	▲376,700	+230.96%	$858.29K
12	Sanctuary Advisors, LLC	0001777271	344,529	0.25%	▲344,529	0.00%	$547.80K
13	Raymond James Financial Inc	0000720005	332,051	0.24%	▲305,000	+1,127.50%	$527.96K
14	GROUP ONE TRADING LLC	0000932540	246,428	0.18%	▲132,727	+116.73%	$391.82K
15	Northern Trust Corp	0000073124	237,561	0.17%	▲170,171	+252.52%	$377.72K
16	CANTOR FITZGERALD, L. P.	0001024896	225,000	0.16%	▲225,000	0.00%	$357.75K
17	SIMPLEX TRADING, LLC	0001488542	205,013	0.15%	▲72,347	+54.53%	$325.97K
18	LPL Financial LLC	0001403438	184,942	0.14%	▲151,315	+449.98%	$294.06K
19	UBS Group AG	0001610520	152,215	0.11%	▲19,146	+14.39%	$242.02K
20	DEUTSCHE BANK AG\	0000948046	130,700	0.10%	▲130,700	0.00%	$207.81K

Showing 1 to 20 of 70 holders