ACOG Alpha Cognition (ACOG) Insider Trading, Ownership & Congress Trades
What the filings say about ACOG
Alpha Cognition insider trades (Form 4)
Over the last 180 days, Alpha Cognition Inc. insiders bought a net $6.2M of stock across 66 Form 4 purchases and sales, with 3 insiders buying. Source: SEC Form 4 filings, as of 2026-10-27.
Context
- 57 earlier Form 4 trades (code P or S) here by this insider (57 buys), the last on Oct 22, 2026.
- +48.6% median (+42.9% mean) 90-day return after 19 previous buys.
- The trade is 0.5% of the 3,291,984 shares held after it.
- No other insider bought within 30 days.
- 8 funds added in the 13F quarter to Jun 30, 2026.
Insider activity: Insider Opaleye Management Inc. bought about $123.3K of ACOG on Oct 23, 2026; 8 funds added in the latest 13F quarter.Context
- 56 earlier Form 4 trades (code P or S) here by this insider (56 buys), the last on Oct 16, 2026.
- +47.1% median (+42.2% mean) 90-day return after 20 previous buys.
- The trade is 0.5% of the 3,277,011 shares held after it.
- No other insider bought within 30 days.
- 8 funds added in the 13F quarter to Jun 30, 2026.
Insider activity: Insider Opaleye Management Inc. bought about $142.5K of ACOG on Oct 22, 2026; 8 funds added in the latest 13F quarter.Context
- 55 earlier Form 4 trades (code P or S) here by this insider (55 buys), the last on Oct 15, 2026.
- +45.6% median (+41.3% mean) 90-day return after 21 previous buys.
- The trade is 0.4% of the 3,259,894 shares held after it.
- No other insider bought within 30 days.
- 8 funds added in the 13F quarter to Jun 30, 2026.
Insider activity: Insider Opaleye Management Inc. bought about $117.6K of ACOG on Oct 16, 2026; 8 funds added in the latest 13F quarter.Context
- 54 earlier Form 4 trades (code P or S) here by this insider (54 buys), the last on Oct 1, 2026.
- +45.5% median (+40.5% mean) 90-day return after 22 previous buys.
- The trade is 0.7% of the 3,245,611 shares held after it.
- No other insider bought within 30 days.
- 8 funds added in the 13F quarter to Jun 30, 2026.
Insider activity: Insider Opaleye Management Inc. bought about $191.0K of ACOG on Oct 15, 2026; 8 funds added in the latest 13F quarter.Context
- 53 earlier Form 4 trades (code P or S) here by this insider (53 buys), the last on Sep 25, 2026.
- +45.4% median (+39.6% mean) 90-day return after 23 previous buys.
- The trade is 0.6% of the 3,222,954 shares held after it.
- No other insider bought within 30 days.
- 8 funds added in the 13F quarter to Jun 30, 2026.
Insider activity: Insider Opaleye Management Inc. bought about $165.6K of ACOG on Oct 1, 2026; 8 funds added in the latest 13F quarter.Watch ACOG
A free account keeps a watchlist and can send one email a day when insiders, funds or Congress file on the names in it. No password and no card.
Who owns ACOG: institutional holders (13F)
Congress trades in ACOG
Activist and 5% holders (13D/13G)
ACOG planned insider sales (Form 144)
ACOG mutual fund holders (N-PORT)
ACOG financials
| FY Dec 2025 | $10.2M |
| FY Dec 2024 | n/a |
| FY Dec 2023 | n/a |
| Jun 2026 | $6.1M |
| Mar 2026 | $3.5M |
| Dec 2025 | $2.8M |
| Sep 2025 | $2.8M |
| Jun 2025 | $1.7M |
| Mar 2025 | $2.9M |
| Dec 2024 | n/a |
| Sep 2024 | n/a |
| FY Dec 2025 | n/a |
| FY Dec 2024 | n/a |
| FY Dec 2023 | n/a |
| Jun 2026 | -144.3% |
| Mar 2026 | -183.3% |
| Dec 2025 | -245.5% |
| Sep 2025 | -46.4% |
| Jun 2025 | -796.2% |
| Mar 2025 | -58.9% |
| Dec 2024 | n/a |
| Sep 2024 | n/a |
| FY Dec 2025 | -$20.7M |
| FY Dec 2024 | n/a |
| FY Dec 2023 | n/a |
| Jun 2026 | -$7.0M |
| Mar 2026 | -$11.8M |
| Dec 2025 | -$7.1M |
| Sep 2025 | -$5.4M |
| Jun 2025 | -$6.1M |
| Mar 2025 | -$2.1M |
| Dec 2024 | n/a |
| Sep 2024 | n/a |
| FY Dec 2025 | 0.02x |
| FY Dec 2024 | 0.03x |
| FY Dec 2023 | n/a |
| Jun 2026 | 0.02x |
| Mar 2026 | 0.02x |
| Dec 2025 | 0.02x |
| Sep 2025 | 0.03x |
| Jun 2025 | 0.04x |
| Mar 2025 | 0.03x |
| Dec 2024 | 0.03x |
| Sep 2024 | n/a |
| FY Dec 2025 | -20.32x |
| FY Dec 2024 | -7.73x |
| FY Dec 2023 | n/a |
| Jun 2026 | -30.76x |
| Mar 2026 | -30.05x |
| Dec 2025 | -20.32x |
| Sep 2025 | -15.73x |
| Jun 2025 | -12.03x |
| Mar 2025 | -7.31x |
| Dec 2024 | -7.73x |
| Sep 2024 | -7.46x |
| FY Dec 2025 | n/a |
| FY Dec 2024 | -86.0% |
| FY Dec 2023 | n/a |
| Jun 2026 | n/a |
| Mar 2026 | n/a |
| Dec 2025 | n/a |
| Sep 2025 | -140.7% |
| Jun 2025 | -162.8% |
| Mar 2025 | -59.0% |
| Dec 2024 | -86.0% |
| Sep 2024 | n/a |
| FY Dec 2025 | n/a |
| FY Dec 2024 | -55.6% |
| FY Dec 2023 | n/a |
| Jun 2026 | n/a |
| Mar 2026 | n/a |
| Dec 2025 | n/a |
| Sep 2025 | -85.9% |
| Jun 2025 | -95.7% |
| Mar 2025 | -23.7% |
| Dec 2024 | -55.6% |
| Sep 2024 | -292.6% |
| FY Dec 2025 | n/a |
| FY Dec 2024 | n/a |
| FY Dec 2023 | n/a |
| Jun 2026 | n/a |
| Mar 2026 | n/a |
| Dec 2025 | n/a |
| Sep 2025 | n/a |
| Jun 2025 | n/a |
| Mar 2025 | n/a |
| Dec 2024 | n/a |
| Sep 2024 | n/a |
| FY Dec 2025 | n/a |
| FY Dec 2024 | -50.9% |
| FY Dec 2023 | n/a |
| Jun 2026 | n/a |
| Mar 2026 | n/a |
| Dec 2025 | n/a |
| Sep 2025 | -95.7% |
| Jun 2025 | -80.0% |
| Mar 2025 | -24.0% |
| Dec 2024 | -50.9% |
| Sep 2024 | -580.6% |
| FY Dec 2025 | n/a |
| FY Dec 2024 | n/a |
| FY Dec 2023 | n/a |
| Jun 2026 | n/a |
| Mar 2026 | n/a |
| Dec 2025 | n/a |
| Sep 2025 | n/a |
| Jun 2025 | n/a |
| Mar 2025 | n/a |
| Dec 2024 | n/a |
| Sep 2024 | n/a |
| FY Dec 2025 | $76.3M |
| FY Dec 2024 | $43.9M |
| FY Dec 2023 | n/a |
| Jun 2026 | $116.8M |
| Mar 2026 | $66.3M |
| Dec 2025 | $76.3M |
| Sep 2025 | $70.8M |
| Jun 2025 | $111.1M |
| Mar 2025 | $36.5M |
| Dec 2024 | $43.9M |
| Sep 2024 | n/a |
| FY Dec 2025 | -14.6% |
| FY Dec 2024 | n/a |
| FY Dec 2023 | n/a |
| Jun 2026 | -19.8% |
| Mar 2026 | -25.4% |
| Dec 2025 | -14.6% |
| Sep 2025 | n/a |
| Jun 2025 | n/a |
| Mar 2025 | n/a |
| Dec 2024 | n/a |
| Sep 2024 | n/a |
| FY Dec 2025 | n/a |
| FY Dec 2024 | n/a |
| FY Dec 2023 | n/a |
| Jun 2026 | n/a |
| Mar 2026 | n/a |
| Dec 2025 | n/a |
| Sep 2025 | n/a |
| Jun 2025 | n/a |
| Mar 2025 | n/a |
| Dec 2024 | n/a |
| Sep 2024 | n/a |
Method
| 2025-12 | 2024-12 | 2023-12 | |
|---|---|---|---|
| Revenue | $10.2M | n/a | n/a |
| Operating income | -$22.7M | -$12.0M | -$9.9M |
| Net income | -$20.7M | -$14.8M | -$13.8M |
| EPS (diluted) | -1.18 | -2.04 | -3.84 |
| Operating cash flow | -$20.4M | -$7.8M | -$8.8M |
| Cash | $66.0M | $48.5M | $1.4M |
ACOG Stock Sonar score 4/7 axes
Find similar shapesCompareACOG ranks highest on insider conviction (91st percentile) and risk and compliance (79th), and lowest on institutional and government (11th), among Pharma & Biotech peers.
4 of 7 axes scored. Each is a percentile against sector peers (all companies when the sector is thin); higher is better. An unscored axis is unmeasured, not low. How it is scored
ACOG filings, in plain words
Are Alpha Cognition insiders buying or selling ACOG?
In the 180 days to 2026-10-27, Alpha Cognition insiders were net buyers, a net $6.2M across purchases and sales reported on Form 4, by 3 buyers.
Read the full summary
In the 180 days to 2026-10-27, Alpha Cognition insiders were net buyers of ACOG, a net $6.2M across purchases and sales reported on Form 4 by 3 buyers. Most of that figure, $6.1M, came from a holder of 10% or more rather than an officer or director. 2 different insiders reported purchases within the last 90 days, a cluster buy, which is rarer than a single purchase. Each figure is counted from SEC and House filings as of 2026-10-27, dated the day the filing was made public.

