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Insider Trading Intelligence
CW

Colin Walsh

ATTO
DIRECTOR · ATTOVIA THERAPEUTICS, INC. · CIK 0001866174
FILING MIX · LIFETIME14%/86%
BUYS
4
SELLS
25
TOTAL VALUE
$12.54M
COMPANIES
1
ACTIVE SINCE
Aug 2026
HOLDINGS NOW
2,042,134
AVG SELL PX
$21.28
TRADE KIND
SHOWING 29 / 29
Trades · vs SPY
Loading price series…
Performance · forward returns vs SPY
No backtest data available for Colin Walsh. Backtests are computed for purchase (P) and sale (S) transactions with resolvable price history.
Holdings over time
ATTO · 2,042,134 shares · as of Aug 6, 2026
0755,1581,510,3162,265,4743,020,632SHARES HELD
Trading cadence · quarterly flow
BUY SELL
2026
FLOW · 4 buys / 25 sellsCOVERAGE · 1 quarters
Form 4 filings · all activity
COMPANYTYPESHARESPRICEVALUEHELD AFTERTRADE DATEFILEDDETAILS
ATTO
ATTOVIA THERAPEUTICS, INC.
PURCHASE
1,957,1342,042,134Aug 6, 2026Aug 13, 2026View →
ATTO
ATTOVIA THERAPEUTICS, INC.
SALE
4,445,2750Aug 6, 2026Aug 13, 2026View →
ATTO
ATTOVIA THERAPEUTICS, INC.
PURCHASE
478,4982,520,632Aug 6, 2026Aug 13, 2026View →
ATTO
ATTOVIA THERAPEUTICS, INC.
SALE
18,181,8300Aug 6, 2026Aug 13, 2026View →
ATTO
ATTOVIA THERAPEUTICS, INC.
PURCHASE
500,000$17.00$8.50M3,020,632Aug 6, 2026Aug 13, 2026View →
ATTO
ATTOVIA THERAPEUTICS, INC.
SALE
3,402$22.02$74.9K77,075Aug 5, 2026Aug 13, 2026View →
ATTO
ATTOVIA THERAPEUTICS, INC.
SALE
1,040$22.05$22.9K65,280Aug 5, 2026Aug 13, 2026View →
ATTO
ATTOVIA THERAPEUTICS, INC.
SALE
200$22.05$4.4K64,337Aug 5, 2026Aug 13, 2026View →
ATTO
ATTOVIA THERAPEUTICS, INC.
SALE
200$22.05$4.4K82,033Aug 5, 2026Aug 13, 2026View →
ATTO
ATTOVIA THERAPEUTICS, INC.
SALE
300$20.84$6.3K64,980Aug 5, 2026Aug 13, 2026View →
ATTO
ATTOVIA THERAPEUTICS, INC.
SALE
100$22.11$2.2K76,295Aug 5, 2026Aug 13, 2026View →
ATTO
ATTOVIA THERAPEUTICS, INC.
SALE
200$22.10$4.4K76,875Aug 5, 2026Aug 13, 2026View →
ATTO
ATTOVIA THERAPEUTICS, INC.
SALE
6,763$21.61$146.1K55,611Aug 5, 2026Aug 13, 2026View →
ATTO
ATTOVIA THERAPEUTICS, INC.
SALE
76,418$21.04$1.61M0Aug 5, 2026Aug 13, 2026View →
ATTO
ATTOVIA THERAPEUTICS, INC.
SALE
443$21.78$9.6K64,537Aug 5, 2026Aug 13, 2026View →
ATTO
ATTOVIA THERAPEUTICS, INC.
SALE
988$22.03$21.8K84,012Aug 5, 2026Aug 13, 2026View →
ATTO
ATTOVIA THERAPEUTICS, INC.
SALE
1,180$21.84$25.8K66,320Aug 5, 2026Aug 13, 2026View →
ATTO
ATTOVIA THERAPEUTICS, INC.
SALE
400$22.02$8.8K67,500Aug 5, 2026Aug 13, 2026View →
ATTO
ATTOVIA THERAPEUTICS, INC.
SALE
700$22.07$15.4K63,637Aug 5, 2026Aug 13, 2026View →
ATTO
ATTOVIA THERAPEUTICS, INC.
SALE
1,332$22.03$29.3K82,233Aug 5, 2026Aug 13, 2026View →
ATTO
ATTOVIA THERAPEUTICS, INC.
SALE
480$21.55$10.3K76,395Aug 5, 2026Aug 13, 2026View →
ATTO
ATTOVIA THERAPEUTICS, INC.
SALE
100$21.99$2.2K62,374Aug 5, 2026Aug 13, 2026View →
ATTO
ATTOVIA THERAPEUTICS, INC.
SALE
1,163$22.19$25.8K62,474Aug 5, 2026Aug 13, 2026View →
ATTO
ATTOVIA THERAPEUTICS, INC.
PURCHASE
85,000$21.00$1.78M85,000Aug 5, 2026Aug 13, 2026View →
ATTO
ATTOVIA THERAPEUTICS, INC.
SALE
753$21.97$16.5K75,542Aug 5, 2026Aug 13, 2026View →
ATTO
ATTOVIA THERAPEUTICS, INC.
SALE
447$21.87$9.8K83,565Aug 5, 2026Aug 13, 2026View →
ATTO
ATTOVIA THERAPEUTICS, INC.
SALE
1,556$22.06$34.3K80,477Aug 5, 2026Aug 13, 2026View →
ATTO
ATTOVIA THERAPEUTICS, INC.
SALE
672$22.02$14.8K74,870Aug 5, 2026Aug 13, 2026View →
ATTO
ATTOVIA THERAPEUTICS, INC.
SALE
6,970$22.03$153.5K67,900Aug 5, 2026Aug 13, 2026View →
Other insiders · ATTO
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About this filer
CIK 0001866174
ROLE
Director
PRIMARY
ATTO
COMPANIES
1
ACTIVE SINCE
Aug 2026
MARKETPEEL · /INSIDER/0001866174DATA · SEC EDGAR · FORM 4 · CONSOLIDATED TAPE
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