SGP · Insider trading · 13F holders · Congress trades
Spyglass Pharma Inc (SGP)
Who is buying and selling SGP: 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
- 5
- Insider buys, 90 days
- $0
- Insider sales, 90 days
- $0
- Congress trades, 12 months
- 0
SGP at a glance
- No open-market insider purchases or sales of SGP were filed in the last 90 days.
- 5 13F filers hold SGP among their 50 largest positions, worth $460.6M combined, including Peter Kolchinsky. The biggest bets by portfolio weight are NEA Management Company, LLC (10.4%), Sands Capital Alternatives, LLC (9.1%) and Samsara Biocapital, LLC (3.9%).
- No member of Congress has disclosed a trade in SGP.
SGP insider trading
No open-market insider purchases or sales of SGP were filed in the last 90 days.
Who owns SGP? Hedge funds and superinvestors
5 13F filers hold SGP among their 50 largest positions, worth $460.6M combined, including Peter Kolchinsky. The biggest bets by portfolio weight are NEA Management Company, LLC (10.4%), Sands Capital Alternatives, LLC (9.1%) and Samsara Biocapital, LLC (3.9%).
Superinvestors holding SGP: Peter Kolchinsky 1.6%
| Manager | % of portfolio | Value | Shares | Last quarter | 13F |
|---|---|---|---|---|---|
| Peter KolchinskyHedge fund | 1.6% | $178.6M | 8,021,117 | +0.0% shares | Q2 2026 |
| NEA Management Company, LLCHedge fund | 10.4% | $164.6M | 7,392,301 | +0.0% shares | Q2 2026 |
| Sands Capital Alternatives, LLCHedge fund | 9.1% | $55.7M | 2,500,012 | +0.0% shares | Q2 2026 |
| Samsara Biocapital, LLCHedge fund | 3.9% | $47.0M | 2,109,953 | +0.0% shares | Q2 2026 |
| Vestal Point Capital, LPHedge fund | 0.3% | $14.9M | 670,000 | — | Q2 2026 |
Each manager counts with its latest 13F (Q2 2026: 5). Screen SGP in the grand portfolio →
SGP stock trades by members of Congress
No member of Congress has disclosed a trade in SGP.
SGP questions and answers
Are insiders buying SGP stock?
No open-market insider purchases or sales of SGP were filed in the last 90 days.
Which hedge funds own SGP?
5 13F filers hold SGP among their 50 largest positions, worth $460.6M combined, including Peter Kolchinsky. The biggest bets by portfolio weight are NEA Management Company, LLC (10.4%), Sands Capital Alternatives, LLC (9.1%) and Samsara Biocapital, LLC (3.9%).
Has Congress traded SGP?
No member of Congress has disclosed a trade in SGP.
Who is the largest holder of SGP?
Among 13F filers, Peter Kolchinsky reports the largest SGP position, $178.6M (8,021,117 shares) in its Q2 2026 13F. The biggest bet by portfolio weight is NEA Management Company, LLC's: 10.4% of its portfolio.
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