ACOG · Insider trading · 13F holders · Congress trades
Alpha Cognition Inc. (ACOG)
Who is buying and selling ACOG: company insiders on SEC Form 4, hedge funds and superinvestors on Form 13F, and members of Congress under the STOCK Act. Every figure links to the filing or page it comes from.
- 13F filers holding
- 6
- Insider buys, 90 days
- $2.6M
- Insider sales, 90 days
- $0
- Congress trades, 12 months
- 0
ACOG at a glance
- Between Aug 1, 2026 and Oct 29, 2026, 2 ACOG insiders filed 7 open-market purchases worth $2.6M on SEC Form 4.
- 6 13F filers hold ACOG among their 50 largest positions, worth $63.3M combined. The biggest bets by portfolio weight are Solas Capital Management, LLC (7.4%), Opaleye Management Inc. (1.9%) and AWM Investment Company, Inc. (1.0%). In their latest 13Fs, 0 managers opened a new position and 1 added to one.
- No member of Congress has disclosed a trade in ACOG.
- ACOG last closed at $9.19 on Oct 29, 2026.
ACOG insider trading
Between Aug 1, 2026 and Oct 29, 2026, 2 ACOG insiders filed 7 open-market purchases worth $2.6M on SEC Form 4.
| Filed | Insider | Role | Trade | Shares | Price | Value | Form 4 |
|---|---|---|---|---|---|---|---|
| Oct 26, 2026 | Opaleye Management Inc. | 10% Owner | Buy | 32,090 | $8.28 | $266K | SEC |
| Oct 19, 2026 | Opaleye Management Inc. | 10% Owner | Buy | 36,940 | $8.35 | $309K | SEC |
| Oct 2, 2026 | Opaleye Management Inc. | 10% Owner | Buy | 19,050 | $8.69 | $166K | SEC |
| Sep 28, 2026 | Opaleye Management Inc. | 10% Owner | Buy | 31,763 | $8.53 | $271K | SEC |
| Sep 16, 2026 | Opaleye Management Inc. | 10% Owner | Buy | 123,918 | $8.57 | $1.1M | SEC |
| Aug 24, 2026 | Wills Robert James | Director | Buy | 10,000 | $9.62 | $96K | SEC |
| Aug 4, 2026 | Opaleye Management Inc. | 10% Owner | Buy | 52,900 | $8.00 | $423K | SEC |
Who owns ACOG? Hedge funds and superinvestors
6 13F filers hold ACOG among their 50 largest positions, worth $63.3M combined. The biggest bets by portfolio weight are Solas Capital Management, LLC (7.4%), Opaleye Management Inc. (1.9%) and AWM Investment Company, Inc. (1.0%). In their latest 13Fs, 0 managers opened a new position and 1 added to one.
| Manager | % of portfolio | Value | Shares | Last quarter | 13F |
|---|---|---|---|---|---|
| Opaleye Management Inc.Hedge fund | 1.9% | $20.9M | 2,895,467 | +13.0% shares | Q2 2026 |
| Solas Capital Management, LLCHedge fund | 7.4% | $13.9M | 1,924,617 | +0.0% shares | Q2 2026 |
| AWM Investment Company, Inc.Hedge fund | 1.0% | $12.1M | 1,672,168 | +0.0% shares | Q2 2026 |
| Cable Car Capital, LPHedge fund | 0.2% | $10.0M | 1,382,339 | +0.0% shares | Q2 2026 |
| Ikarian Capital, LLCHedge fund | 1.0% | $6.0M | 836,259 | -20.8% shares | Q2 2026 |
| Act Capital Management, LLCHedge fund | 0.2% | $372K | 51,500 | +0.0% shares | Q2 2026 |
Each manager counts with its latest 13F (Q2 2026: 6). Screen ACOG in the grand portfolio →
ACOG stock trades by members of Congress
No member of Congress has disclosed a trade in ACOG.
Analysis mentioning ACOG
Posts from the blog that cover Alpha Cognition Inc., newest first.
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- Insider buying · Sep 28, 2026Insider Buying on September 28, 2026: GPI, CRBG and LLYVK Lead $48.5M of Purchases
ACOG questions and answers
Are insiders buying ACOG stock?
Between Aug 1, 2026 and Oct 29, 2026, 2 ACOG insiders filed 7 open-market purchases worth $2.6M on SEC Form 4.
Which hedge funds own ACOG?
6 13F filers hold ACOG among their 50 largest positions, worth $63.3M combined. The biggest bets by portfolio weight are Solas Capital Management, LLC (7.4%), Opaleye Management Inc. (1.9%) and AWM Investment Company, Inc. (1.0%). In their latest 13Fs, 0 managers opened a new position and 1 added to one.
Has Congress traded ACOG?
No member of Congress has disclosed a trade in ACOG.
Who is the largest holder of ACOG?
Among 13F filers, Opaleye Management Inc. reports the largest ACOG position, $20.9M (2,895,467 shares) in its Q2 2026 13F. The biggest bet by portfolio weight is Solas Capital Management, LLC's: 7.4% of its portfolio.
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