ATTO
ATTOVIA THERAP (ATTO)
NASDAQ
$17.17-$0.005 (-0.03%)
Price as of Oct 02, 2026 7:30 PM EDT
  • $783.8M
    Market Cap
  • N/A
    1-Year Change
  • Biotechnology
    Industry

Top Holders

Institutional
Mutual Funds
Holder
Ownership %
Shares Held
Change (Shares, %)
Report Date
HPS INVESTMENT PARTNERS, LLC
8.84%
3.8M
0 (0.00%)
Dec 31, 2022
FARALLON CAPITAL MANAGEMENT LLC
5.18%
2.2M
0 (0.00%)
Dec 31, 2022
BALTER LIQUID ALTERNATIVES, LLC
0.84%
361,674
+89,274 (+24.68%)
Jun 30, 2019
TYRIAN INVESTMENTS, L.P.
0.80%
342,800
-71,332 (-20.81%)
Sep 30, 2016
LITTLEJOHN & CO LLC
0.70%
303,348
0 (0.00%)
Dec 31, 2022
BLACKROCK ADVISORS LLC
0.60%
258,100
+83,339 (+32.29%)
Dec 31, 2016
DEUTSCHE BANK AG\
0.31%
131,828
0 (0.00%)
Jun 30, 2022

Current Ownership Distribution

  • Institutions41.7M (76.85%)
  • Insiders11.5M (21.22%)
  • Mutual Funds1.0M (1.93%)
  • Other0 (0.00%)

Insider Transactions

  • 21.22% (11.5M)
    Current InsiderOwnership (%, shares)
  • 1
    Number of InsiderBuying (last 12 months)
  • $42.9M
    Amount of InsiderBuying (last 12 months)
  • 1
    Number of InsiderSelling (last 12 months)
  • $35.5M
    Amount of InsiderSelling (last 12 months)
Insider Name & Title
Type
Date
Transaction Value
Shares
Share Price
Shares After Transactions
GOLDMAN SACHS GROUP INC
Conversion
Aug 06, 2026
$0.00
18.2M
$0.00
0
GOLDMAN SACHS GROUP INC
Conversion
Aug 06, 2026
$0.00
4.4M
$0.00
0
GOLDMAN SACHS GROUP INC
Conversion
Aug 06, 2026
$0.00
2.0M
$0.00
2.0M
GOLDMAN SACHS GROUP INC
Conversion
Aug 06, 2026
$0.00
478,498
$0.00
2.5M
GOLDMAN SACHS GROUP INC
Buy
Aug 06, 2026
$8.5M
500,000
$17.00
3.0M
GOLDMAN SACHS GROUP INC
Buy
Aug 05, 2026
$1.8M
85,000
$21.00
85,000
GOLDMAN SACHS GROUP INC
Sell
Aug 05, 2026
$21,765.64
988
$22.03
84,012
GOLDMAN SACHS GROUP INC
Sell
Aug 05, 2026
$9,775.89
447
$21.87
83,565
GOLDMAN SACHS GROUP INC
Sell
Aug 05, 2026
$29,343.96
1,332
$22.03
82,233
GOLDMAN SACHS GROUP INC
Sell
Aug 05, 2026
$4,410.00
200
$22.05
82,033
GOLDMAN SACHS GROUP INC
Sell
Aug 05, 2026
$34,325.36
1,556
$22.06
80,477
GOLDMAN SACHS GROUP INC
Sell
Aug 05, 2026
$74,912.04
3,402
$22.02
77,075
GOLDMAN SACHS GROUP INC
Sell
Aug 05, 2026
$4,420.00
200
$22.10
76,875
GOLDMAN SACHS GROUP INC
Sell
Aug 05, 2026
$10,344.00
480
$21.55
76,395
GOLDMAN SACHS GROUP INC
Sell
Aug 05, 2026
$2,211.00
100
$22.11
76,295
GOLDMAN SACHS GROUP INC
Sell
Aug 05, 2026
$16,543.41
753
$21.97
75,542
GOLDMAN SACHS GROUP INC
Sell
Aug 05, 2026
$14,797.44
672
$22.02
74,870
GOLDMAN SACHS GROUP INC
Sell
Aug 05, 2026
$153,549.10
6,970
$22.03
67,900
GOLDMAN SACHS GROUP INC
Sell
Aug 05, 2026
$8,808.00
400
$22.02
67,500
GOLDMAN SACHS GROUP INC
Sell
Aug 05, 2026
$25,771.20
1,180
$21.84
66,320
GOLDMAN SACHS GROUP INC
Sell
Aug 05, 2026
$22,932.00
1,040
$22.05
65,280
GOLDMAN SACHS GROUP INC
Sell
Aug 05, 2026
$6,252.00
300
$20.84
64,980
GOLDMAN SACHS GROUP INC
Sell
Aug 05, 2026
$9,648.54
443
$21.78
64,537
GOLDMAN SACHS GROUP INC
Sell
Aug 05, 2026
$4,410.00
200
$22.05
64,337
GOLDMAN SACHS GROUP INC
Sell
Aug 05, 2026
$15,449.00
700
$22.07
63,637
GOLDMAN SACHS GROUP INC
Sell
Aug 05, 2026
$25,806.97
1,163
$22.19
62,474
GOLDMAN SACHS GROUP INC
Sell
Aug 05, 2026
$2,199.00
100
$21.99
62,374
GOLDMAN SACHS GROUP INC
Sell
Aug 05, 2026
$146,148.43
6,763
$21.61
55,611
GOLDMAN SACHS GROUP INC
Sell
Aug 05, 2026
$1.6M
76,418
$21.04
0