DFTXDefinium Therapeutics, Inc.

$36.91+308% 1Y

Who owns DFTX

355 institutions reported holding DFTX for 2026Q2, together 105% of the company, more than the 242 a quarter earlier.

355

Institutions reporting a position · as of 2026Q2 · up from 242 the quarter before

Shares held by institutions
114.8M

Shares held by institutions · 105% of the company · long US equity positions only, as reported on Form 13F

Reported value
$5.35B

Reported value · at Jun 30, 2026 prices, not today's

Top 5 holders
33%

Top 5 holders · of the whole company, between five filers

Details›
Reporting quarter2026-06-30
2026Q2
Quarters on record
3
New positions
144
Positions exited
33
Added to
106
Reduced
60
Top 10 holdersof the company
52%
Shares sold shortsettled Sep 15, 2026
11.8M
Short interestof shares outstanding
11%
Days to coverat the average daily volume
5.2
Change in the short positionsince the Aug 31, 2026 count
+20%
Largest reported holders, 2026Q2
HolderShares% of companyValue
BlackRock Inc.11.2M10%$528M
Avoro Capital Advisors LLC7.2M6.6%$338M
Driehaus Capital Management LLC6.8M6.3%$322M
Jupiter Topco LLC5.6M5.2%$264M
Capital World Investors5.4M4.9%$252M
FMR LLC4.8M4.4%$224M
PRICE T ROWE ASSOCIATES INC /MD/4.7M4.3%$219M
VANGUARD GROUP INC4.1M3.8%$194M
GEODE CAPITAL MANAGEMENT LLC3.6M3.4%$171M
STATE STREET CORP3.1M2.8%$144M
Short interest by settlement date, Jan 15, 2026 to Sep 15, 2026
SettlementShares shortOf shares outstandingDays to cover
Sep 15, 202611.8M11%5.2
Aug 31, 20269.8M9.0%5.6
Aug 14, 20269.0M8.2%3.4
Jul 31, 202610.7M9.9%6.6
Jul 15, 202610.6M9.8%4.7
Jun 30, 202614.5M13%2.0
Jun 15, 202610.6M9.8%4.4
May 29, 20269.4M8.7%5.2
May 15, 20269.2M8.5%6.6
Apr 30, 20269.4M8.6%4.0
Apr 15, 20269.8M9.0%5.8
Mar 31, 202615.1M14%8.8

SEC Form 13F data sets (DERA bulk files). 13F is quarterly, filed up to 45 days late, and covers long US equity positions only, no shorts, no derivatives, nothing held below the reporting threshold. The short position is FINRA's consolidated count for each twice-monthly settlement date, as a share of shares outstanding.

opening the register…